Entries |
Document | Title | Date |
20080198968 | RADIATION IMAGE PROJECTION APPARATUS AND RADIATION IMAGE PROJECTION METHOD - A radiation image projection apparatus includes an image acquisition unit for acquiring a radiation image obtained by capturing an image of radiation transmitted through an object and a projection unit for projecting the radiation image as visible light onto the object. | 08-21-2008 |
20080219404 | Method and Apparatus to Facilitate Formation of a Two-Dimensional Image Using X-Ray Fan Beam Scatter - One directs an X-ray fan beam ( | 09-11-2008 |
20080253515 | Apparatus and Method for Correction of Extension of X-Ray Projections - The present invention relates to an apparatus for iterative scatter correction of a data set of x-ray projections ( | 10-16-2008 |
20080253516 | Imaging Device of Radiotherapy System - The invention involves an imaging device used in rotary focused gamma-ray radiotherapy. The invention includes a frame, a rotary ring positioned at the frame, and a source carrier and a collimator carrier that can rotate around a rotary axis respectively. The source carrier is equipped inside with multiple radiation sources. The collimator carrier is equipped inside with a corresponding beam channel to the radiation sources, which focus at a shared focus of the rotary axis through the beam channel. The imaging device of the radiotherapy system also includes a diagnostic imaging system, consists of diagnostic radiation sources, a detector and a data processing system. By means of diagnostic imaging system of the invention, automatic beam positioning, real-time monitoring of treatment target motion, real-time monitoring and verification of radiation dose can be done during treatment, ensuring more accurate and improved radiotherapy effect. | 10-16-2008 |
20080292051 | IMAGING DEVICE - An imaging device with a radiographic source and with at least one image receiver, with an imaging detector able to be assigned to the image receiver or to each image receiver and with the image receiver or each image receiver including a sensor for registration of the imaging detector, with a signal output of the sensor being connected directly in a circuit to a signal input of the radiographic source. | 11-27-2008 |
20090003521 | Optimized clinical workflow for combined 2D/3D morphological and functional coronary interventions using a robotic angiography system - A method of optimized diagnosis and treatment of suspected myocardial infarctions is described. The patient having possible coronary artery disease is transferred to a treatment room with an imaging modality suitable for obtaining computed tomographic (CT)-like images. Such images are obtained as radiographic image data, with or without contrast agent, and used in the medical diagnosis. If minimally invasive therapy such as percutaneous transluminal coronal angioplasty (PTCA) is indicated, the patient is prepared for the procedure in the same room, and the procedure performed, where the imaging modality is used to obtain fluoroscopic images to guide the PTCA procedure, or to assess the results of the procedure. The imaging modality may be mounted to a first positioning robot, and a second robot may facilitate the positioning or movement of the patient. | 01-01-2009 |
20090016488 | Medical diagnostic system and method for capturing medical image information - The invention relates to a medical diagnostic system having two C-arms which are adjustable with the aid of two drive means and serve as retaining devices for one medical measuring system in each case. At least one evaluation unit and at least one display element are provided for each medical measuring system. The first measuring system is an X-ray measuring system comprising an X-ray emitter and an X-ray detector and has a high spatial resolution. The second measuring system is a nuclear medicine measuring system for visualizing tissue functions. Accurate and rapid medical diagnoses and interventions are possible based on image information generated by both measuring systems. | 01-15-2009 |
20090028293 | LARGE X-RAY DETECTOR VARIABLE CENTERING FOR ANGULATION ENHANCEMENT - Systems, methods and apparatus are provided for angulation enhancement. An X-ray system comprising X-ray detector and X-ray source disposed at different ends of the X-ray system. A means is provided for shifting a beam field produced by the X-ray source towards the edge of the X-ray detector whereby a large X-ray detector on a vascular X-ray system can be utilized to image smaller anatomy at extremes angles. | 01-29-2009 |
20090074139 | Method and an apparatus for detecting and localizing a metabolic marker - A method and an x-ray system are disclosed for detecting and localizing a metabolic marker. In at least one embodiment, the method includes creating at least one absorption x-ray view of a patient or of a first region of a patient; creating at least one phase-contrast x-ray view of the patient or of a second region of the patient, with a quasi-coherent x-ray radiation being generated for the phase-contrast measurement with the aid of an x-ray grating arranged between the x-ray source and the patient, and the spatially dependent phase shift of the x-ray radiation in the patient being made visible with the aid of at least one grating between the patient and a detector; superposing the at least one absorption x-ray view and the at least one phase-contrast x-ray view; wherein orientation based on anatomical features is carried out with the aid of the at least one absorption x-ray view, and a spatial distribution of the metabolic marker present in the body of the patient is determined by the at least one phase-contrast x-ray view. | 03-19-2009 |
20090080609 | DIGITAL RADIATION IMAGE IMAGING SYSTEM - A digital radiation image imaging system is provided for outputting a detected edge-emphasized image without deteriorating the image. Under the assumption that “D” (Pμ) represents a focal point diameter of X-ray tube, “S” (Pμ) represents a minimum control unit of a digital detector, “A” (Pμ) represents a minimum control unit of an image output apparatus, “R | 03-26-2009 |
20090086908 | APPARATUS AND METHOD FOR MULTI-MODAL IMAGING USING NANOPARTICLE MULTI-MODAL IMAGING PROBES - An apparatus for multimodal imaging of an object includes a support stage for receiving an object to be imaged; an object supported on the stage, the object having been treated with a biocompatible imaging probe comprising nanoparticles carrying one or more targeting moieties and one or more diagnostic components for enabling capture of images of the object; a light source for producing a beam to illuminate the object; a filter positioned to receive and pass the beam toward the object; and a lens and camera system for capturing an image of the object. The apparatus may include a tiltable filter for filtering light from the source. The apparatus may include a mechanism for selectively directing light from the light source through a first filter assembly to produce a first beam of light of a first frequency range for illuminating an object on the stage in a first imaging mode or through a second filter assembly to produce a second beam of light of a second frequency range for illuminating an object on the stage in a second imaging mode, so that the lens and camera system captures light from the object illuminated by either the first or second beam of light to produce a first image in response to the first beam and a second image, different from the first image, in response to the second image. An x-ray source and phosphor plate may be included to provide an additional imaging mode. | 04-02-2009 |
20090092229 | RADIOLOGICAL IMAGING APPARATUS - A radiological imaging apparatus of the present invention comprises an image pickup device and a medical examinee holding device that is provided with a bed. The image pickup device includes a large number of radiation detectors and radiation detector support plates. A large number of radiation detectors are mounted around the circumference of a through-hole and arranged in the axial direction of the through-hole. The radiation detectors are arranged in three layers formed radially with respect to the center of the through-hole and mounted on the lateral surfaces of the radiation detector support plates. Since the radiation detectors are not only arranged in the axial direction and circumferential direction of the through-hole but also arrayed in the radial direction, it is possible to obtain accurate information about a γ-ray arrival position in the radial direction of the through-hole (the positional information about a radiation detector from which a γ-ray image pickup signal is output). The use of accurate information about γ-ray arrival increases the tomogram accuracy. As a result, the present invention enhances the tomogram accuracy, that is, the PET examination accuracy. | 04-09-2009 |
20090110144 | RADIATION IMAGE DETECTOR AND PHASE CONTRAST RADIATION IMAGING APPARATUS - A phase contrast radiation imaging apparatus is includes a radiation source, a diffraction grating, and a radiation image detector. The radiation image detector is equipped with a charge generating layer that generates electric charges when irradiated with radiation, and charge collecting electrodes that collect the electric charges. The charge collecting electrodes are linear electrode groups, constituted by linear electrodes which are arranged at a constant period and are electrically connected to each other, provided to have different phases from each other. Thereby, use of a conventional amplitude diffraction grating is obviated. | 04-30-2009 |
20090116615 | DIGITAL RADIATION IMAGE RADIOGRAPHING SYSTEM - To provide a digital radiation image imaging system capable of edge being an effect of a phase contrast radiography even an image is formed at any phase (position) on a reading control unit. | 05-07-2009 |
20090129542 | RADIATION STORAGE PHOSPHOR & APPLICATIONS - The present invention relates to a photoexcitable storage phosphor which comprises at least one rare earth element in the trivalent +3 oxidation state and wherein upon irradiation by X-ray, γ-ray or UV radiation the trivalent +3 oxidation state is reduced to divalent +2 oxidation state. The present invention also relates to a dosimeter, radiation image storage panel comprising the phosphor of the present invention and in dosimetry applications for applications including scientific, medical and other imaging applications. The present invention also relates to a process for making a photoexcitable storage phosphor and a process for recording and reproducing an image. | 05-21-2009 |
20090129543 | Cryotomography X-Ray Microscopy State - An x-ray microscope stage enables alignment of a sample about a rotation axis to enable three dimensional tomographic imaging of the sample using an x-ray microscope. A heat exchanger assembly provides cooled gas to a sample during x-ray microscopic imaging. | 05-21-2009 |
20090129544 | METHOD AND APPARATUS FOR SUBSTANCE IDENTIFICATION - A method for substance identification and an apparatus thereof are disclosed. The method comprises comprising steps of: transmitting an object under inspection using high-energy rays and low-energy rays, so as to obtain a high-energy transmission image and a low-energy transmission image for the object, wherein a value of each pixel in the high-energy image indicates a high-energy transparency of the high-energy rays with respect to corresponding parts of the object, and a value of each pixel in the low-energy image indicates a low-energy transparency of the low-energy rays with respect to corresponding parts of the object; calculating a value of a first function for the high-energy transparency and a value of a second function for the high-energy transparency and the low-energy transparency, for each pixel; and classifying locations determined by the value of the first function and the value of the second function using a pre-created classification curve, so as to identify the type of the substance of a part of the object corresponding to each pixel. With the present invention, it is possible to not only obtain a transmission image of the object, but also obtain material information in the object. | 05-21-2009 |
20090141860 | Multiple Screen Detection Systems - The present invention is a detection system and method for using the detection system in radiant energy imaging systems. In particular, the present invention is an improved detection system employing multiple screens for greater detection efficiency. And more particularly, the present invention is a detection system for detecting electromagnetic radiation having an enclosure having four adjacent walls, connected to each other at an angle and forming a rectangle and interior portion of the enclosure, a front side area and a back side area formed from the four adjacent walls and located at each end of the enclosure, at least two screens, that further include an active area for receiving and converting electromagnetic radiation into light, and a photodetector, positioned in the interior portion of the enclosure, having an active area responsive to the light. | 06-04-2009 |
20090190716 | SENSITOMETRIC RESPONSE MAPPING FOR RADIOLOGICAL IMAGES - A method for mapping radiological image data from a source imaging system to a target imaging system obtains sensitometric response data for both the source and the target imaging systems and identifies an anchor point that relates a specified source signal value to a specified target signal value. A transform is applied to map a range of source signal values to a corresponding range of target signal values, wherein the transform is defined according to the sensitometric response data obtained for both the source and the target imaging systems and according to the identified anchor point. | 07-30-2009 |
20090202038 | DETECTOR PANEL AND X-RAY IMAGING APPARATUS - A portable detector panel includes an X-ray detector assembly having an X-ray detecting surface on its surface, a box-like case that houses the X-ray detector assembly therein and whose upper part that is opposite to the X-ray detecting surface is X-ray transmissive, and a buffer member that is arranged between the inner side wall of the case and the X-ray detector assembly, is made of a hard material, and has a flexible shape with respect to the movement of the X-ray detector assembly in the direction generally parallel to the X-ray detecting surface. | 08-13-2009 |
20090238337 | CONCURRENT RECONSTRUCTION USING MULTIPLE BED FRAMES OR CONTINUOUS BED MOTION - In an imaging system ( | 09-24-2009 |
20090245464 | X-RAY RADIOGRAPHIC APPARATUS AND METHOD - An entire area of an FPD on which an alignment marker provided in a screen is projected is set in advance as a fixed overlapping area (C | 10-01-2009 |
20090252289 | Integrated System and Integrating Method for Radioactive Material Detection and X-ray Radiation Imaging - The present invention relates to the fields of radioactive material detection and X-ray radiation imaging inspection, and provides a system and method for performing radioactive material detection and X-ray radiation imaging inspection simultaneously at the same place, thereby solving the problem that the two means have to be conducted separately, as in the prior art. The integrated system of the invention comprises: an X-ray NII system for performing X-ray radiation imaging inspection on the object under examination; a radiation monitor placed adjacent to the X-ray NII system device to detect the radioactive rays emitted by the object under examination; the radiation monitor sets, within the detection energy region thereof, a lower limit of detection to distinguish the energy region of the detected X-rays emitted by the X-ray detection device from the energy region of the radioactive rays emitted by the object under examination, and detects the energy in the energy region higher than said lower limit of detection. The present invention realizes a compact integration of the two devices, and greatly saves space and time resources. | 10-08-2009 |
20090257556 | RADIOGRAPHIC APPARATUS AND RADIATION DETECTION SIGNAL PROCESSING METHOD - A radiographic apparatus according to this invention carries out lag correction by applying lag data based on a plurality of radiation detection signals acquired in time of non-irradiation before first irradiation, to both first and second radiation detection signals. Thus, lag correction is possible without acquiring lag components between the first irradiation and second irradiation. Also in the case of carrying out two radiation irradiations (first irradiation and second irradiation) for one image, lag-behind parts included in the radiation detection signals can be removed simply from the radiation detection signals. | 10-15-2009 |
20090262892 | METHOD AND DEVICE FOR PLANNING A MEDICAL IMAGING PROCEDURE - In a method and device for planning a medical imaging, a number of quality parameters that associate a desired image quality with the image exposure are imported into an image acquisition of an examination region that can be executed by means of an image acquisition apparatus. A number of image acquisition parameters are determined and, using the image acquisition parameters, an achievable image quality of the image exposure is concluded under consideration of an apparatus variable. The achievable image quality is compared per image region with the desired image quality and, if the achievable image quality falls short of the desired image quality, a shortfall indicator is output relative to the image region. | 10-22-2009 |
20090262893 | METHODS AND APPARATUS FOR OBTAINING LOW-DOSE IMAGING - In one aspect, a method of obtaining projection data of an object from a plurality of view angles with respect to the object is provided. The method comprises acts of providing radiation, at each of the plurality of view angles, to an exposure area in which the object is positioned, controlling a radiation energy of the radiation provided at each of the plurality of view angles such that the respective radiation energy is different for at least two of the plurality of view angles, and detecting at least some of the radiation passing through the exposure area at each of the plurality of view angles to obtain the projection data. | 10-22-2009 |
20090274271 | SYSTEM AND METHOD FOR SELECTING A GUIDANCE MODE FOR PERFORMING A PERCUTANEOUS PROCEDURE - A system and method are disclosed for planning a percutaneous procedure and for guiding an instrument to engage a target within a patient's body. A patient 3-dimensional image data set is provided, within which a user defines an instrument trajectory, for example, by selecting a skin entry point and a target point. A line, or “planned path,” is generated between the points. The system determines whether the path can be targeted so the optical axis of the movable arm coincides with the path so that a laser can be used for instrument guidance. Alternatively, the user can determine whether planned path can be targeted so that the C-arm can be made to coincide with the path so that the extension of the path is projected onto the detector, using x-ray radiation. If neither laser guidance or x-ray guidance can be used, the physician is prompted to re-plan the path so that at least x-ray radiation guidance can be used. Once the desired guidance method is selected, the puncture instrument is guided along the planned path to engage the target. | 11-05-2009 |
20090274272 | METHODS AND APPARATUS FOR OBTAINING LOW-DOSE IMAGING - In one aspect, A method of imaging an object of interest positioned in an exposure area is provided. The method comprises obtaining projection data of the object by providing radiation to the exposure area and detecting at least some of the radiation exiting the object to form the projection data, performing a first reconstruction of the projection data to form at least one bootstrap image, obtaining first data based on information provided by the at least one bootstrap image, and performing a second reconstruction of the projection data based, at least in part, on the first data to form at least one second image. | 11-05-2009 |
20090279662 | CARRYING OUT AND MONITORING IRRADIATION OF A MOVING OBJECT - A system for carrying out or monitoring irradiation of a moving object using a particle beam is provided. A particle beam may be directed onto the moving object from a beam outlet. X-ray images from different directions are recorded by an imaging unit. The imaging unit may include an x-ray detector and an x-ray emitter opposite the x-ray detector. The imaging unit may be positioned around the object independently of the position of the beam outlet, for example, during application of the particle beam. The X-ray images may be used to reconstruct a series of digital tomosynthesis images of the moving object online. The reconstructed digital tomosynthesis images are evaluated so that movement of the moving object is captured and the irradiation profile is controlled. | 11-12-2009 |
20090279663 | X-RAY RADIOSCOPY DEVICE, MOVING PICTURE PROCESSING METHOD, PROGRAM, AND STORAGE MEDIUM - An X-ray radioscopy device comprises: an image capturing unit that captures a moving image of an object that has been irradiated by X-rays; an analysis processing unit that performs different analysis processes in parallel on each frame that makes up the moving image and extracts, from each frame, a region of interest defined as a portion of the object subject to radioscopy by the X-ray irradiation; and a selection unit that performs an evaluation operation on the multiple regions of interest extracted based on the different analysis processes, and based on the result of the evaluation operation, selects and outputs a single region of interest from the multiple regions of interest extracted by the analysis processing unit. | 11-12-2009 |
20090279664 | ADAPTIVE SCANNING IN AN IMAGING SYSTEM - An object within a region is exposed to a first beam of penetrating radiation. The first beam of penetrating radiation is sensed on a side opposite the region from a source of the first beam. An attenuation of the first beam caused by passing the first beam through the object is determined, the attenuation is compared to a threshold attenuation. If the attenuation exceeds the threshold attenuation, a parameter of a second of beam of penetrating radiation is adjusted based on the determined attenuation. | 11-12-2009 |
20090279665 | RADIATION IMAGING APPARATUS AND METHOD FOR DRIVING THE SAME - A radiation imaging apparatus irradiates a subject with a radioactive ray emitted from a radiation generation unit to capture a radiographic image based on a radioactive ray that has penetrated through the subject. The radiation imaging apparatus includes a histogram calculation unit configured to calculate a histogram resulting from pixel values of the radiographic image, and a radiation irradiation condition determination unit configured to determine radiation irradiation conditions for a radioactive ray to be emitted from the radiation generation unit in such a way as to flatten a distribution of the histogram. | 11-12-2009 |
20090290680 | HIGH RESOLUTION IMAGING SYSTEM - New sensors, pixel detectors and different embodiments of multi-channel integrated circuit are disclosed. The new high energy and spatial resolution sensors use solid state detectors. Each channel or pixel of the readout chip employs low noise preamplifier at its input followed by other circuitry. The different embodiments of the sensors, detectors and the integrated circuit are designed to produce high energy and/or spatial resolution two-dimensional and three-dimensional imaging for different applications. Some of these applications may require fast data acquisition, some others may need ultra high energy resolution, and a separate portion may require very high contrast. The embodiments described herein addresses these issues and also other issues that may be useful in two and three dimensional medical and industrial imaging. The applications of the new sensors, detectors and integrated circuits addresses a broad range of applications such as medical and industrial imaging, NDE and NDI, security, baggage scanning, astrophysics, nuclear physics and medicine. | 11-26-2009 |
20090296883 | Radiation image correction apparatus, method, and program - A radiation image correction apparatus which includes a data acquisition unit for acquiring, from each of two target radiation images for comparative reading obtained for the same subject, data of approximate density unevenness using pixel values of a predetermined region of each of the radiation images, and a correction unit for correcting pixel values of at least one of the two radiation images based on the data of approximate density unevenness acquired from each of the radiation images by the data acquisition unit such that data of approximate density unevenness to be obtained from each of the radiation images by the data acquisition unit after the correction will correspond to each other. | 12-03-2009 |
20090296884 | IMAGE CAPTURING SYSTEM FOR MEDICAL USE, IMAGE PROCESSING APPARATUS, AND IMAGE PROCESSING METHOD - The present invention provides a technique capable of objectively discriminating the constituent of a subject also in an image in which density difference is not easily discriminated on a gray image obtained by image capturing for medical use using X-rays. An image capturing system for medical use includes: a detecting unit for detecting an X-ray dose by absorbing X-rays passed through a subject in image capturing for medical use and outputting absorbed X-ray dose information; an obtaining unit for obtaining image information of the subject from the absorbed X-ray dose information; an image processing unit for calculating average detection energy in each first predetermined region in the image information; and an output unit for outputting the average detection energy. | 12-03-2009 |
20090304149 | X-RAY DETECTOR IMAGING WITH POLYCHROMATIC SPECTRA - An x-ray detector has a sensor ( | 12-10-2009 |
20090304150 | SLIT-SLAT COLLIMATION - This invention is directed to a collimator and collimation techniques. Specifically, the invention is directed to a collimator and method for collimation wherein the collimator combines the resolution and sensitivity properties of pinhole Single Photon Emission Computed Tomography (SPECT) imaging with the 2D complete-sampling properties of fan-beam collimators. | 12-10-2009 |
20090304151 | Radiographic image data correction method and apparatus and radiography apparatus - Offset correction based on offset correction data is performed on radiographic image data that have been read out from a radiation image detector, and the offset correction data are updated. In the offset correction method, correction data for low-frequency components and correction data for high-frequency components, as the offset correction data, are generated based on offset image data that have been read out from the radiation image detector while the radiation image detector is not irradiated with radiation. Further, the correction data for low-frequency components and the correction data for high-frequency components are separately updated. | 12-10-2009 |
20090310746 | TRUNCATION COMPENSATION ALGORITHM FOR ITERATIVE RECONSTRUCTION - An imaging system ( | 12-17-2009 |
20090310747 | APPARATUS AND METHOD FOR IMAGE RECONSTRUCTION FOR A SYNTHETIC APERTURE GAMMA RAY IMAGER - An imaging system includes a platform having mounted thereon a coded-aperture imaging device and positioned to receive radiation over a baseline, and a computer configured to acquire a plurality of far-field datasets over the baseline, the plurality of far-field datasets comprising data received via the coded-aperture imaging device, form a first image from the plurality of far-field datasets, and form a second image if the first image indicates presence of a source, the second image formed from the plurality of far-field datasets using an estimated source location from the first image and thereby having a higher contrast than the first image. | 12-17-2009 |
20090316857 | X-Ray Interferometer for Phase Contrast Imaging - The present invention relates to an interferometer for x-rays, in particular hard x-rays, for obtaining quantitative x-ray images from an object, comprising: a) an x-ray source, preferably a standard polly chromatic x-ray source, b) a diffractive beam splitter grating other than a Bragg crystal, preferably in transmission geometry, c) a position-sensitive detector detector with spatially modulated detection sensitivity having a number of individual pixels; d) means for recording the images of the detector in a phase-stepping approach; and e) means for evaluating the intensities for each pixel in a series of images in order to identify the characteristic of the object for each individual pixel as an absorption dominated pixel and/or an differential phase contrast dominated pixel and/or an x-ray scattering dominated pixel. | 12-24-2009 |
20100008465 | RADIOGRAPHIC IMAGING CONTROL APPARATUS USING MULTI RADIATION GENERATING APPARATUS - A control apparatus for controlling a multi radiation generating apparatus having a plurality of radiation generating devices which irradiate a two-dimensional sensor with radiation sets the intensity of radiation with which the plurality of radiation generating devices irradiate the two-dimensional sensor based on information about a part or physique of a patient, which is input by an input device. | 01-14-2010 |
20100008466 | CHARGED PARTICLE CANCER THERAPY AND PATIENT BREATH MONITORING METHOD AND APPARATUS - The invention comprises a patient respiration monitoring and/or control method and apparatus used in conjunction with multi-axis charged particle or proton beam radiation therapy of cancerous tumors. The respiration monitoring system uses thermal and/or force sensors to determine where a patient is in a respiration cycle in combination with a feedback signal control delivered to the patient to inform the patient when breath control is required. The resulting breath control is timed with charged particle delivery to the tumor to enhance accuracy, precision, and/or efficiency of tumor treatment. | 01-14-2010 |
20100020928 | MEDICAL 3D X-RAY IMAGING DEVICE WITH A ROTATING C-SHAPED ARM - A medical three-dimensional X-ray imaging device comprising a C-shaped arm ( | 01-28-2010 |
20100020929 | Radiographic imaging system - A radiographic imaging system comprises: a radiation source for irradiating an examinee with radiation; a radiation detector for detecting radiation that has penetrated the examinee to acquire radiographic image data; image data receiving unit for receiving the radiographic image data from the radiation detector and outputting a termination signal indicating that an image has been taken each time receiving the radiographic image data; control unit for controlling operations of the radiation source and the radiation detector and detecting a progress of an imaging session for successively taking a series of images according to the termination signal outputted from the image data receiving unit; and progress notification unit for notifying the examinee of a progress of imaging session detected by the control unit. | 01-28-2010 |
20100020930 | RADIOGRAPHIC APPARATUS AND RADIATION DETECTION SIGNAL PROCESSING METHOD - With a radiographic apparatus according to this invention, a storage time for storing X-ray detection signals is a fixed predetermined time without regard to an irradiation time, and imaging is performed with only one type of storage time. Even with only one type of storage time, it is possible to read the X-ray detection signals stored for the fixed predetermined time for every one image, thereby obtaining stored frame data for multiple images, and to obtain X-ray images based on the multiple stored frame data associated with irradiation. Thus, imaging and signal processing can be performed with one type of storage time. | 01-28-2010 |
20100027742 | SHIFTING AN OBJECT FOR COMPLETE TRAJECTORIES IN ROTATIONAL X-RAY IMAGING - It is described a method for acquiring a series of two-dimensional X-ray attenuation data of an object under examination ( | 02-04-2010 |
20100027743 | APPARATUS AND METHOD FOR DETERMIINING A DETECTOR ENERGY WEIGHTING FUNCTION OF A DETECTION UNIT - The invention relates to an apparatus for determining a detector energy weighting function of a detection unit ( | 02-04-2010 |
20100034350 | METHOD AND APPARATUS FOR SHORTENING FOOTPRINT OF MULTI-MODALITY IMAGING SYSTEM - A multi-modality imaging system includes a first imaging system and a second imaging system that is different from the first imaging system. The first and second imaging systems are slidingly mounted on at least one rail. A table has a movable pallet configured to extend through a scan range of the first imaging system while the first and second imaging systems are positioned proximate each other at one position along the at least one rail. The pallet is further configured to extend through a scan range of the second imaging system while the first and second imaging systems are positioned proximate each other at a different position along the at least one rail. At least a portion of the scan ranges overlap each other. | 02-11-2010 |
20100034351 | RADIATION IMAGE CONVERSION PANEL, ITS MANUFACTURING METHOD, AND X-RAY RADIOGRAPHIC SYSTEM - Disclosed are a radiation image conversion panel, which provides high luminance, an image without white or black defects, an image free from cracks and an image with reduced unevenness, and its manufacturing method. Also disclosed is an X-ray radiographic system employing the radiation image conversion panel. The radiation image conversion panel of the invention comprises a substrate and provided thereon, a reflection layer, a phosphor layer and a protective layer in that order, wherein the phosphor layer is composed of a phosphor crystal in the form of column, and the reflection layer is formed by vapor phase deposition of two or more kinds of metals. | 02-11-2010 |
20100046705 | IMAGE ACQUISITION AND PROCESSING CHAIN FOR DUAL-ENERGY RADIOGRAPHY USING A PORTABLE FLAT PANEL DETECTOR - A mobile dual-energy X-ray imaging system is presented. The mobile dual-energy X-ray imaging system is a digital X-ray system that is designed both to acquire original image data and to process the image data to produce an image for viewing. The system has an X-ray source and a portable flat-panel digital X-ray detector. The system is operable to produce a high energy image and low energy image, which may be decomposed to produce a soft tissue image and a bone image for further analysis of the desired anatomy. The system is disposed on a carrier to facilitate transport. The imaging system has an alignment system for facilitating alignment of the flat-panel digital detector with the X-ray source. The imaging system also comprises an anti-scatter grid and an anti-scatter grid registration system for removing artifacts of the anti-scatter grid from images. | 02-25-2010 |
20100054404 | RADIOGRAPHIC IMAGING APPARATUS AND CONTROL METHOD THEREOF - A radiographic imaging apparatus includes a radiation generator which irradiates an object with radiation, a detection unit which detects the radiation generated by the radiation generator and transmitted through the object, thereby shooting a radiographic image, and a control unit which controls radiographic imaging by the radiation generator and the detection unit. The detection unit includes a first connection unit to be used to connect the control unit when used portably, and a second connection unit to be used to connect the control unit when stationarily used on a support portion. The detection unit detects which one of the first connection unit and the second connection unit is used to connect the control unit, and determines a shooting operation based on the detection result. | 03-04-2010 |
20100054405 | IMAGING DEVICE - An imaging device includes an imager | 03-04-2010 |
20100054406 | RADIOGRAPHIC IMAGING SYSTEM, RADIOGRAPHIC IMAGING DEVICE, CONTROL DEVICE, AND RADIOGRAPHIC IMAGING CONTROL METHOD - There is provided a radiographic imaging system including: a radiographic imaging device including a generating section that captures a radiographic image expressed by irradiated radiation and generates image information expressing the captured radiographic image, and a first communication section that transmits, plural times and by wireless communication and even during a response wait time period, imaging start instructing information that instructs starting of imaging when preparations for capturing a radiographic image by the generating section have been completed; and a control device having a second communication section that can communicate by wireless communication with the first communication section, and a control section that controls a radiation irradiating section such that radiation is irradiated with respect to the radiographic imaging device in a case in which the second communication section receives any of the imaging start instructing information that are transmitted plural times from the first communication section. | 03-04-2010 |
20100054407 | PHOTOELECTRIC CONVERSION APPARATUS AND PHOTOELECTRIC CONVERSION SYSTEM HAVING THE APPARATUS - In order to provide a photoelectric conversion apparatus, which is an apparatus excellent in reading speed, high S/N, high tone level, and low cost, the photoelectric conversion apparatus has a photoelectric conversion circuit section comprising a plurality of photoelectric conversion elements, switching elements, matrix signal wires, and gate drive wires arranged on a same substrate in order to output parallel signals, a driving circuit section for applying a driving signal to the gate drive wire, and a reading circuit section for converting the parallel signals transferred through the matrix signal wires to serial signals to output them, wherein the reading circuit section comprises at least one analog operational amplifier connected with each of the matrix signal wires, transfer switches for transferring output signals from the respective matrix signal wires, output through each amplifier, reading capacitors, and reading switches for successively reading the signals out of the reading capacitors in the form of serial signals. | 03-04-2010 |
20100061509 | DETECTOR HEAD PROXIMITY SENSING AND COLLISION AVOIDANCE APPARATUSES AND METHODS - A gamma camera ( | 03-11-2010 |
20100067655 | Radiation image photographing method and apparatus - A radiation image photographing apparatus capable of easily obtaining a high quality long length image representing the entirety of a subject by combining a plurality of images, without a noticeable step density difference at a joint, obtained by serially radiographing a plurality of adjacent areas of the subject using the same radiation source and the same radiation image detector, in which a photographing condition for performing each radiographing is obtained by a photographing condition obtaining unit, a photographable width in a long length direction in each radiographing is obtained by a photographable range obtaining unit from the photographing condition, and the plurality of areas of the subject is allocated by an allocation unit such that a photographing width in the long length direction in each radiographing does not exceed the photographable width. | 03-18-2010 |
20100080353 | Imaging System and Method For Tuning Same - A method of tuning an imaging system can include the steps of receiving photons at photo-multiplier units that are part of an array, determining an energy level for each of the photo-multiplier units based on events over a specific photo-multiplier unit and determining a sum energy level for the array of photo-multiplier units based on the events over the specific photo-multiplier unit. The method can also include the step of comparing the energy level for each of the photo-multiplier units with the sum energy level for the array of photo-multiplier units to assist in determining a contribution matrix for the array of photo-multiplier units. The energy level determination steps and the comparison step can be repeated for each photo-multiplier unit in the array to determine the contribution matrix. | 04-01-2010 |
20100086102 | RADIATION IMAGING APPARATUS AND METHOD OF DRIVING THE SAME, AND RADIATION IMAGING SYSTEM - There is provided a radiation imaging apparatus delivering an output image with a satisfactory image quality irrespective of the dosage of the X-rays incident on the detector. The radiation imaging apparatus according to the present invention includes a detection unit for detecting as an image signal an X-ray irradiated from the an X-ray generation apparatus and penetrating through an object; a read out unit for amplifying and reading out the image signal detected by the detection unit; and a control unit for controlling at least one of the X-ray generation apparatus, the detection unit and the read out unit such that the obtained SN ratio of the image signal according to the dosage of the X-rays incident on the detector can be equal to the S/N ratio required for the image signal. | 04-08-2010 |
20100091945 | Radiographic image detection apparatus and method for controlling the apparatus - A region of interest is set in a state in which a subject is positioned in front of a radiographic image detector. Further, judgment is made as to whether a defect region is present in the region of interest. If the defect region is present in the region of interest, a relative movement amount of at least one of the subject and the radiographic image detector is calculated. After the at least one of the subject and the radiographic image detector is moved by the calculated relative movement amount, radiography is performed to detect a radiographic image. | 04-15-2010 |
20100091946 | IMAGING SYSTEM FOR IMAGING A REGION OF INTEREST FROM ENERGY-DEPENDENT PROJECTION DATA - The invention relates to an imaging system for imaging a region of interest from energy-dependent projection data, wherein the imaging system comprises a projection data providing unit ( | 04-15-2010 |
20100098213 | X-RAY IMAGING APPARATUS - An X-ray imaging apparatus includes an X-ray generation unit configured to irradiate an object with X-rays in a rectangular shape, and an imaging unit which has a rectangular imaging plane and is configured to receive the X-rays transmitted through the object as an X-ray image, wherein the imaging unit is arranged on a plane which is spaced a predetermined distance apart from the X-ray generation unit and perpendicular to an X-ray reference axis such that a center of an irradiation field and a center of the imaging plane match with each other and rotational angles of the irradiation field and the imaging plane around the X-ray reference axis match with each other, by matching at least three visible light beams which have directionality and are irradiated from the X-ray generation unit, with distance indexes provided in the imaging unit. | 04-22-2010 |
20100104065 | RADIOGRAPHIC IMAGE PHOTOGRAPHING SYSTEM AND CONTROL DEVICE - A radiographic image photographing system and its control device surely correlates radiographing order information with radiographic image data and facilitates radiographing work. A control section of a tag reader reads out inherent information stored in a tag in a radiation image detecting device. A control section of a radiographing operation apparatus receives the inherent information of the radiation image detecting device from the tag and stores it in a storing section. In response to an input from an input operation section, the control section correlates each piece of radiographing order information with a cassette ID of the radiation image detecting device and stores this correlation information in the storing section. | 04-29-2010 |
20100104066 | INTEGRATED PORTABLE DIGITAL X-RAY IMAGING SYSTEM - A mobile digital radiography system of a type including a mobile x-ray source; a mobile computer, the computer having a display for radiographic images and related information; a digital radiography detector, the detector and x-ray source in communication with and under control of the computer, means operatively associated with the computer for sending and receiving data concerning a patient, such data including diagnostic results, diagnostic images and requests for additional services, to and from separate image archiving and information systems; means operatively associated with the computer for comparing data from separate hospital image archiving and radiology information systems from a prior examination of a patient with data from a current examination of a patient using the mobile digital radiography system; and means operatively associated with the computer for aiding bedside interpretation of a patient's condition in view of the comparing of data from prior and current examinations. | 04-29-2010 |
20100104067 | RADIOGRAPHIC IMAGING DEVICE - The present invention provides radiographic imaging elements that can obtain a radiographic image by irradiation with radiation of different energies at a single time, while suppressing positional misalignment. Namely, radiographic imaging elements are disposed layered on one face-side of a support substrate. A signal detection circuit and a scan signal control circuit are disposed on the opposite face-side of the support substrate, these circuits performing at least one of control of detection and/or signal processing of image signals in the respective radiographic imaging elements. The signal detection circuit and the scan signal control circuit are connected to the respective radiographic imaging elements by connection lines, enabling communication. | 04-29-2010 |
20100119039 | X-RAY BEAM Z-AXIS POSITIONING - A medical imaging system includes an x-ray source ( | 05-13-2010 |
20100119040 | RADIATION DETECTION DEVICE, RADIATION IMAGE ACQUIRING SYSTEM, AND METHOD FOR DETECTING RADIATION - An X-ray image acquiring system capable of improving the detection accuracy of a foreign substance contained in a subject is provided. An X-ray image acquiring system | 05-13-2010 |
20100128845 | X-RAY IMAGING DEVICE AND X-RAY RADIOGRAPHIC APPARATUS - An X-ray imaging device | 05-27-2010 |
20100128846 | SYNCHRONIZED X-RAY / BREATHING METHOD AND APPARATUS USED IN CONJUNCTION WITH A CHARGED PARTICLE CANCER THERAPY SYSTEM - The invention comprises an X-ray system that is orientated to provide X-ray images of a patient in the same orientation as viewed by a proton therapy beam, is synchronized with patient respiration, is operable on a patient positioned for proton therapy, and does not interfere with a proton beam treatment path. Preferably, the synchronized system is used in conjunction with a negative ion beam source, synchrotron, and/or targeting method apparatus to provide an X-ray timed with patient respiration and performed immediately prior to and/or concurrently with particle beam therapy irradiation to ensure targeted and controlled delivery of energy relative to a patient position resulting in efficient, precise, and/or accurate noninvasive, in-vivo treatment of a solid cancerous tumor with minimization of damage to surrounding healthy tissue in a patient using the proton beam position verification system. | 05-27-2010 |
20100158193 | Interventional Devices Formed Using Compositions Including Metal-Coated Nanotubes Dispersed In Polymers, And Methods Of Making And Using Same - A catheter, formed in part of a polymer with a plurality of metal-coated nanotubes dispersed therein, is provided, along with methods of making and using such catheters. The method includes heating a polymer above a melting point of the polymer; dispersing a plurality of metal-coated nanotubes within the polymer; and forming the polymer having the plurality of metal-coated nanotubes dispersed therein into a catheter component. Methods of imaging a catheter including a polymer having a plurality of metal-coated nanotubes dispersed therein also is provided, which includes inserting a portion of a catheter into a body lumen; exposing the portion of the catheter to x-ray radiation; and obtaining an x-ray image of the portion of the catheter. | 06-24-2010 |
20100166143 | X-RAY SCANNING SYSTEM PERFORMING SYNCHRONIZATION WITH WIRELESS SIGNAL - The present invention relates to an X-ray scanning system which is used to synchronize the preheating of an X-ray irradiation unit and the initialization of a digital image panel using wireless synchronization signals. The preheating of the X-ray irradiation unit and the initialization of the digital image panel are synchronized with each other using the wireless synchronization signal generated by the user's commands inputted through a hand-held switch unit. This makes it possible to conveniently take an X-ray image of an object. | 07-01-2010 |
20100166144 | RADIATION THERAPY AND SCANNING SYSTEM - A radiation therapy and scanning system is provided. The radiation and therapy scanning system includes a therapy source adapted to deliver a predetermined dose of treatment radiation along an axis to a patient positioned in a scan field, a stationary scanning source producing an electron beam, and a detector positioned to partially circumscribe the scan field. The radiation therapy and scanning system also includes a target arranged concentric with the detector and located opposite the detector across the scan field, the target positioned at an angle θ to the axis such that when the electron beam impinges on the target the target transmits radiation through the scan field to the detector. | 07-01-2010 |
20100166145 | RADIOTHERAPY SYSTEM - A radiotherapy system achieves highly-accurate respiratory-gated irradiation with less x-ray exposure by performing x-ray imaging only during the respiratory phases that are necessary for the respiratory-gated irradiation. An external respiration monitor | 07-01-2010 |
20100166146 | X-RAY DIAGNOSIS APPARATUS - An X-ray tube generates X-rays. A detector detects X-rays generated by the X-ray tube and transmitted through a subject. A C-arm is equipped with the X-ray tube and the detector. An arm support mechanism rotatably supports the C-arm. A top is on which the subject is placed. A bed supports the top so as to change a relative positional relationship along a horizontal direction between the C-arm and the top. The bed supports the top so as to change a relative positional relationship along a vertical direction between the C-arm and the top. A mechanism control unit controls the arm support mechanism and the bed so as to a perpendicular extending from a focus of the X-ray tube intersects the top at a predetermined position thereon, and a distance interval between the X-ray tube and the predetermined position is fixed during rotation of the C-arm. | 07-01-2010 |
20100172472 | COLLECTING IMAGES FOR IMAGE STITCHING WITH ROTATING A RADIATION DETECTOR - It is described a method for extending the imaged area of an imaging apparatus ( | 07-08-2010 |
20100177869 | DEVICE FOR LOCATING AND IMAGING GAMMA OR X-RADIATION SOURCES - Device for locating and imaging gamma or X-radiation sources, comprising: (a) a detection assembly ( | 07-15-2010 |
20100189216 | FILTER AND X-RAY IMAGING SYSTEM - A filter capable of adjusting spectrum in multiple stages and that capable of attaining the reduction of size, as well as an X-ray imaging system having such a filter, are provided. The filter, which is for adjusting the spectrum of passing radiation, comprises a support plate having an aperture for passage therethrough of radiation, plural filter plates supported by the filter plate and having mutually different filter characteristics, and moving device for moving the plural filter plates selectively to a position to close the aperture and a position to open the aperture. | 07-29-2010 |
20100189217 | X-RAY DIAGNOSIS APPARATUS - A storage unit stores a plurality of vectors and a plurality of past electrocardiographic phases in association with each other. Each of the vectors is a vector from a past reference point to a past objective point. A Reference point specifying unit specifies a current reference point on a current image. An electrocardiograph detects a current electrocardiographic phase associated with the current image. A vector specifying unit specifies a specific vector associated with a past electrocardiographic phase corresponding to the detected current electrocardiographic phase among the plurality of vectors. Objective point calculation unit calculates a position of a current objective point on the current image based on the specified vector and the position of the current reference point. A display unit displays the position of the current objective point on the current image. | 07-29-2010 |
20100189218 | THREE DIMENSIONAL IMAGE PROCESSING APPARATUS AND X-RAY DIAGNOSIS APPARATUS - A three dimensional image processing apparatus includes a feature point designation unit which designates feature points on at least two selected images selected from a plurality of images in different radiographing directions, a three dimensional position calculation unit which calculates a three dimensional position associated with a feature point, a two dimensional position calculation unit which calculates the two dimensional position of a feature point on an unselected image on the basis of the calculated three dimensional position of the feature point, a feature point extraction unit which extracts a feature point from an unselected image, a positional shift calculation unit which calculates a positional shift of the two dimensional position of the extracted feature point with respect to the calculated two dimensional position of the feature point, a correction unit which corrects the position of the unselected image on the basis of the calculated positional shift, and an image reconstruction unit which reconstructs a three dimensional image on the basis of the selected image and the corrected unselected image. | 07-29-2010 |
20100202585 | X-RAY IMAGE DIAGNOSIS APPARATUS AND X-RAY IMAGE PROCESSING METHOD - An X-ray image diagnosis apparatus includes: an imaging unit that includes an X-ray generation unit and an X-ray detection unit, which are supported so as to be opposed to each other and rotatable about the body axis of a subject placed; a control unit that performs imaging for obtaining images within a predetermined angular range required for image reconstruction, the control unit rotating the imaging unit within a first angular range to perform a first imaging operation and then rotating the imaging unit within a second angular range to perform a second imaging operation such that a part of the first angular range and a part of the second angular range are overlapped with each other; and an image data processing unit that performs image reconstruction processing after compensating a displacement occurring between the images obtained by the first and second imaging operations. | 08-12-2010 |
20100202586 | RADIATION IMAGING SYSTEM, POWER SUPPLYING APPARATUS, CHARGING APPARATUS, AND RADIATION IMAGING METHOD - The present invention provides a radiation imaging system, a power supplying apparatus, a charging apparatus, and a radiation imaging method that can prevent misidentification of an imaging subject to be imaged without requiring a large-scale configuration. Namely, a power supplying apparatus which is detachably mounted to an electronic cassette is provided with a display section that displays imaging subject information associated with an imaging subject. | 08-12-2010 |
20100202587 | THERAPY FACILITY - A therapy system has a therapeutic system that produces x-ray radiation and is directed to a treatment area, and an image-producing imaging system that produces x-ray radiation and is directed to the treatment area. The therapeutic system has a first accelerator for electrons of a first energy that produces respective x-ray radiation, and the imaging system has a second accelerator for electrons of a second energy. A supply system is connected to and operates the first and the second accelerators, and the first and second supply systems have at least one component. | 08-12-2010 |
20100215146 | LOW-NOISE DATA ACQUISITION SYSTEM FOR MEDICAL IMAGING - According to embodiments of the present technique, a system and a method for obtaining low-noise measurements for a wide range of analog signal strengths is provided. According to aspects of the present technique, a low-gain measurement of an input pixel charge is performed, wherein the input pixel charge is distributed to two feedback capacitors, which together provide a relatively low integrator gain. After the low-gain measurement, a high-gain measurement is performed, wherein one of the capacitors is remove from the feedback loop and the charge is redistributed to the remaining capacitor. | 08-26-2010 |
20100220836 | APPARATUS AND METHOD FOR MULTI-MODAL IMAGING - An imaging system and method for imaging an immobilized object. The imaging system includes a support member adapted to receive the object in an immobilized state. The system also includes first means for imaging the immobilized object in a first imaging mode to capture a first image, and second means for imaging the immobilized object in a second imaging mode to capture a second image. The first imaging mode is selected from the group: x-ray mode and radio isotopic mode. The second imaging mode is selected from the group: bright-field mode and dark-field mode. The first and second means for imaging may be included in a capture system having a camera, a first mirror on a first side of the support member for reflecting light to capture the first and second images and a second mirror on a second, opposite side of the support member for reflecting light to capture a third image from an opposite side of the object. A movable phosphor screen is employed when the first image is captured and not employed when the second image is captured. The phosphor screen is adapted to be movable without moving the immobilized object and support member. The system can further include means for generating a third image comprised of the first and second images. | 09-02-2010 |
20100232571 | DUAL-COLOUR PYROMETRIC MEASUREMENT OF X-RAY FOCAL SPOT TEMPERATURE - An x-ray tube disclosed here in includes an emitter arranged to emit electrons on to a focal spot on a rotatable anode. The x-ray tube also includes a hollow tube arranged to receive electromagnetic radiation from the focal spot at one end of the hollow tube and transmit it to another end. The x-ray tube also includes two or more sensors arranged to detect the electromagnetic radiation through the hollow tube. | 09-16-2010 |
20100239065 | Radiographic image capturing system, radiation converter, processor, selector for selecting radiation converter and processor, program, method of selecting radiation converter and processor, and radiographic image capturing method - A radiographic image capturing system comprises a radiation converter for converting radiation that has passed through a subject into a radiographic image, a processor for processing the radiographic image, and a selector for, when a plurality of the radiation converters and/or a plurality of the processors are provided, selecting one radiation converter and one processor that have the most appropriate communication state and associating the selected one radiation converter with the selected one processor. | 09-23-2010 |
20100246764 | SOURCE GRATING FOR X-RAYS, IMAGING APPARATUS FOR X-RAY PHASE CONTRAST IMAGE AND X-RAY COMPUTED TOMOGRAPHY SYSTEM - A source grating for X-rays and the like which can enhance spatial coherence and is used for X-ray phase contrast imaging is provided. The source grating for X-rays is disposed between an X-ray source and a test object and is used for X-ray phase contrast imaging. The source grating for X-rays includes a plurality of sub-gratings formed by periodically arranging projection parts each having a thickness shielding an X-ray at constant intervals. The plurality of sub-gratings are stacked in layers by being shifted. | 09-30-2010 |
20100246765 | RADIATION PHASE CONTRAST IMAGING APPARATUS - A radiation phase contrast imaging apparatus, including a radiation emission unit having a plurality of electron sources for emitting electron beams, and a target for emitting radiation through collision of electron beam emitted from each electron source, a first grating in which grating structures for diffracting radiation are disposed periodically, a second grating in which grating structures for transmitting and shielding radiation are disposed periodically, and a radiation image detector for detecting radiation transmitted through the second grating, in which the first and second gratings are disposed in an optical axis direction of the radiation so as to be able to substantially superimpose each image of the first grating formed based on radiation corresponding to each electron source on a surface of the second grating, and the radiation corresponding to each electron source forms each phase image of the same subject on the radiation image detector. | 09-30-2010 |
20100254512 | DYNAMIC RADIOGRAPHING SYSTEM - A dynamic radiographing system enables determination of an evaluation value of the heart function of a subject by plain radiography. The dynamic radiographing system comprises a radiographing apparatus, an image processing apparatus, and a console for diagnosis. The radiographing apparatus dynamically radiographs the heart of a subject and creates radiographs in plural time phases (Step S | 10-07-2010 |
20100260317 | X-ray pixel beam array systems and methods for electronically shaping radiation fields and modulation radiation field intensity patterns for radiotherapy - X-ray pixel beam array systems and methods for electronically shaping radiation fields and modulating radiation field intensity patterns for radiotherapy are disclosed. One exemplary pre-clinical system may include addressable electron field emitters ( | 10-14-2010 |
20100260318 | BLADE DEVICE AND X-RAY IMAGING APPARATUS - A blade device for forming a hollow cone-like radiation includes a pair of blade members opposed to each other symmetrically at a fixed inclination angle in a first direction perpendicular to the axis of the cone, a pair of second blade members opposed to each other symmetrically at a variable inclination angle in a second direction perpendicular to the axis of the cone and also perpendicular to the first direction, a pair of lever members fixed respectively at one ends thereof to faces of the pair of second blade members on the side opposite to the mutually confronting side, and lever actuating unit for pivoting the pair of lever members about respective shafts. | 10-14-2010 |
20100266098 | X-RAY IMAGING APPARATUS AND CONTROL METHOD THEREFOR - An X-ray imaging apparatus suppresses X-ray irradiation outside an X-ray detection unit. An X-ray imaging apparatus according to this invention includes an X-ray irradiation unit which irradiates an object with X-rays, an X-ray detection unit movably provided with an imaging unit, a first irradiation field prediction unit which calculates an irradiation field by using the relative positional relationship between generation unit and imaging unit and aperture value of a collimator, a second irradiation field prediction unit which calculates an irradiation field based on the dose of X-rays generated by the generation unit and the X-ray dose distribution detected by the imaging unit, and a predicted irradiation field decision unit which decides, as a predicted irradiation field, a region including one or both of irradiation fields respectively calculated by the first and second irradiation field prediction units. | 10-21-2010 |
20100272234 | HIGH DEFINITION SCINTILLATION DETECTOR FOR MEDICINE, HOMELAND SECURITY AND NON-DESTRUCTIVE EVALUATION - A bundle of drawn fibers that have X-ray scintillating unagglommerated nanocrystallite particles in plastic or glass cores of down to 0.1 micron spacing and claddings of X-ray absorbing compounds in the cladding composition. Optional is a cover to the bundle that blocks light from leaving the bundle at the X-ray side while allowing X-rays to pass into the cores. To image the light exiting the fiber bundle at the sub-micron level, light expansion is preferable using either a lens system or a fiber bundle expander. | 10-28-2010 |
20100272235 | Radiation phase contrast imaging apparatus - Providing a radiation emission unit that includes a radiation source and outputs a fan beam of radiation, a diffraction grating onto which radiation outputted from the radiation emission unit is emitted, and a periodic information imaging radiation image detector that includes multiple linear electrodes and detects periodic information of radiation diffracted by the diffraction grating, disposing the radiation emission unit and the periodic information imaging radiation image detector such that an extending direction of the linear electrodes of the periodic information imaging radiation image detector is perpendicular to a fan surface of the fan beam having a larger spread angle, and configuring the radiation emission unit to scan the fan beam in the perpendicular direction. | 10-28-2010 |
20100272236 | RADIOGRAPHIC APPARATUS - A radiographic apparatus includes a radiation source for emitting radiation, a radiation detecting device with detecting elements arranged two-dimensionally, a radiation grid with absorbing foil strips for removing scattered radiation, a physical quantity acquiring device for calculating predetermined physical quantities based on outputs of the radiation detecting device, a physical quantity map generating device for generating a physical quantity map by mapping the predetermined physical quantities, and a physical quantity map smoothing device for smoothing the physical quantities arranged on the physical quantity map in a direction of extension of the absorbing foil strips, thereby to generate an average value map. | 10-28-2010 |
20100290590 | X-RAY IMAGING APPARATUS, X-RAY IMAGING METHOD, AND X-RAY IMAGING PROGRAM - An X-ray imaging apparatus includes a phase grating, an absorption grating, a detector, and an arithmetic unit. The arithmetic unit executes a Fourier transform step of performing Fourier transform for an intensity distribution of a Moiré acquired by the detector, and acquiring a spatial frequency spectrum. Also, the arithmetic unit executes a phase retrieval step of separating a spectrum corresponding to a carrier frequency from a spatial frequency spectrum acquired in the Fourier transform step, performing inverse Fourier transform for the separated spectrum, and acquiring a differential phase image. | 11-18-2010 |
20100296627 | IMAGING APPARATUS, CONTROL METHOD THEREOF, AND PROGRAM - An imaging apparatus includes: a plurality of photoelectric converters each adapted to perform photoelectric conversion in response to receiving light, and output an electrical signal; a holding unit adapted to hold, for each of the plurality of photoelectric converters, a correction value for correcting photoelectric conversion characteristics of the photoelectric converter; and a correction unit adapted to correct each of the electrical signals output by the plurality of photoelectric converters, using the corresponding correction values, wherein the correction unit corrects each of the electrical signals based on the correction values, which have been increased or decreased in accordance with a prescribed pixel arrangement pattern, and the imaging apparatus comprises a determination unit adapted to evaluate correction results that are based on the correction values increased or decreased in accordance with the prescribed pattern, and determine a presence of a correction error in the correction values held in the holding unit. | 11-25-2010 |
20100296628 | RADIOGRAPHY DEVICE - A radiography device that can be applied to even general-purpose scattered radiation removing means, capable of producing appropriate radiation images that are independently of the status of installation of scattered radiation removing means. A pixel specifying portion specifies particular pixels of the various pixels that comprise an x-ray image. An intensity estimating portion estimates the scattered x-ray intensities (scattered radiation intensities) at the particular pixels specified by the pixel specifying portion and/or the direct x-ray intensities (the direct radiation intensities) of the particular pixels. Consequently, it is possible to estimate appropriately the scattered x-ray intensities and/or direct x-ray intensities at the particular pixels in consideration of the status of installation of a grid (scattered radiation removing means). | 11-25-2010 |
20100303202 | Method and System for Controlling X-Ray Focal Spot Characteristics for Tomoysythesis and Mammography Imaging - An x-ray tube is described that includes components for increasing x-ray image clarity in the presence of a moving x-ray source by modifying focal spot characteristics, including focal spot size and focal spot position. In a first arrangement a static focal spot is moved in a direction contrary to the movement of the x-ray source so that an effective focal spot position is essentially fixed in space relative to one of the imaged object and/or detector during a tomosynthesis exposure. In a second arrangement, the size of the static focal spot is increased, and the resulting increase in tube current reduces the exposure time and concomitant blur effect. The methods may be used alone or in combination; for example an x-ray tube with a larger, moveable static focal spot will result in a system that fully utilizes the x-ray tube generator, provides a high quality image with reduced blur and, due to the decrease in exposure time, may scan the patient more quickly. | 12-02-2010 |
20100303203 | RADIATION SOURCE, IMAGING SYSTEM, AND OPERATING METHOD TO DETERMINE AND PRODUCE A RADIATION FOCAL SPOT HAVING AN ASYMMETRICAL POWER INPUT PROFILE - A radiation source for a radiation-based image acquisition device has an electron emitter to generate a focal spot for x-ray generation at a rotating anode. An arrangement is provided to generate an asymmetrical power input profile of the focal spot parallel to the movement direction of the rotating anode. | 12-02-2010 |
20100303204 | X-RAY DEVICE AND X-RAY SENSITIVE CAMERA FOR PANORAMIC TOMOGRAPHY AND 3D SHOTS - The invention relates to an X-ray device comprising an x-ray sensitive camera for creating tomograms, especially panoramic tomograms. Means for creating 3D shots of a partial volume of the mandibular arch are also provided, said 3D shots being created especially by a second image receiver for creating a 2D shot and means for taking a plurality of 2D shots from different directions and creating a 3D sot therefrom, preferably according to conebeam technology with the associated reconstruction algorithms. The x-ray sensitive camera comprises a first x-ray sensitive image receiver for creating a tomogram, and a second x-ray sensitive image receiver for creating plane shots. | 12-02-2010 |
20100310044 | PORTABLE TOMOGRAPHIC DIAGNOSTIC SYSTEM WITH OPEN GANTRY - An imaging system includes a portable litter including a structural housing and a digital detector positioned in the structural housing to detect X-ray signals corresponding to a region of interest to be imaged. The imaging system further includes at least one X-ray source for generating the X-ray signals, the at least one X-ray source positioned above the portable litter on an open gantry arrangement and configured to generate X-rays from different focal spot locations. | 12-09-2010 |
20100310045 | X-ray Apparatus - X-ray apparatus comprises a linear accelerator adapted to produce a beam of electrons at one of at least two selectable energies and being controlled to change the selected energy on a periodic basis, and a target to which the beam is directed thereby to produce a beam of x-radiation, the target being non-homogenous and being driven to move periodically in synchrony with the change of the selected energy. In this way, the target can move so that a different part is exposed to the electron beam when different pulses arrive. This enables the appropriate target material to be employed depending on the selected energy. The easiest form of periodic movement for the target is likely to be a rotational movement. The target can be immersed in a coolant fluid such as water. The linear accelerator can be of the type disclosed in WO2006/097697A1. The target preferably contains at least one exposed area of tungsten and/or at least one exposed area of carbon. These can be present as inhomogeneities in the material of which the target is composed, such as Carbon inserts in a Tungsten substrate (or vice versa), alternating segments of Carbon and Tungsten, Carbon and Tungsten inserts in a substrate of a third material, or arrangements involving other materials in addition to or instead of Carbon and/or Tungsten. Alternatively, the target can be of a homogenous material but have inhomogeneities in its thickness to cater for the different electron energies. The same concept can be applied to the filter. A detector can be provided, operating in synchrony with the energy variation. Such an x-ray apparatus can form a part of a radiotherapy apparatus, in which case the first selected energy can be a diagnostic energy and a second selected energy a therapeutic energy. | 12-09-2010 |
20100316188 | METHODS AND APPARATUS FOR E-BEAM SCANNING - In one aspect, an x-ray scanning device is provided. The x-ray scanning device comprises a target adapted to convert electron-beam (e-beam) energy into x-ray energy, a detector array positioned to detect at least some x-rays emitted from the target, and a conveyer mechanism adapted to convey items to be inspected through an inspection region formed by the target and the detector array, wherein the target and the detector array are rotated out of alignment with each other such that x-rays emitted from the target impinge on diametrically positioned detectors of the detector array without passing through near-side detectors of the detector array. | 12-16-2010 |
20100316189 | OBJECT SCANNING SYSTEM - In an embodiment, a method of using a linear path to transmit X-rays through, sequentially, an object, a scintillator, a lens and an imaging sensor is described. In a further embodiment, an X-ray scanner that uses an amorphous silicon detector plate to detect photons transmitted from a scintillator with lens or fiber coupling is described. In addition, a method for utilizing an amorphous silicon area detector to create digital radiographs of parts which are themselves larger than the active area of the amorphous silicon array is described. | 12-16-2010 |
20100322380 | X-RAY DETECTOR FOR PHASE CONTRAST IMAGING - The invention relates to an X-ray detector ( | 12-23-2010 |
20100329421 | SUPPRESSION OF DIRECT DETECTION EVENTS IN X-RAY DETECTORS - According to an embodiment of the invention, signals coming from a number of pixels or sub-pixels are compared and those signals from pixels or sub-pixels, which are substantially brighter than the other pixels in the comparison, are excluded from contributing to the output signal, to suppress direct detection events in X-ray detectors. For this an X-ray detector apparatus ( | 12-30-2010 |
20110002444 | MODEL BASED SELF-POSITIONING PATIENT TABLE FOR X-RAY SYSTEMS | 01-06-2011 |
20110007872 | X-RAY TUBE TARGET AND METHOD OF REPAIRING A DAMAGED X-RAY TUBE TARGET - An x-ray tube target and method of repairing a damaged x-ray tube target. The x-ray tube target includes an original substrate and a portion of the original substrate that includes a new portion of a substrate and a new target track that is attached to a void in the original substrate. The method includes removal and replacement of damaged materials on used anode targets of x-ray tubes, thereby enabling recovery of used anode targets without the use of expensive and time consuming layer deposition methods. The method also avoids the high costs and long development cycles associated with known repair and refabrication methods for anode targets of x-ray tubes. | 01-13-2011 |
20110007873 | IMAGING ARRAY DATA ACQUISITION SYSTEM AND USE THEREOF - The present invention relates to an imaging system, computer readable medium, and method for dynamic imaging of an object to be examined. The imaging system includes detection array comprising an array of modular devices positioned such that one or more modular devices are capable of simultaneously receiving at least a portion of a first output signal from an emission source of an object to be imaged, each of said modular devices comprising a detector device, wherein each of the modular devices in the array is capable of converting at least a portion of the first output signal to a second output readout. The imaging system further includes a processing unit operatively coupled to the detection array and capable of processing the second output readouts of one or more of the modular devices, wherein said processing comprises adjusting the relationship between any combination of a second output collection rate for each active modular device, a second output readout rate, a frame rate for each active modular device, binning factor, and a number of active modular devices determining an image field of view to maintain a total output data acquisition rate below a maximum data acquisition rate of the processing unit and to obtain an image of the object. | 01-13-2011 |
20110013744 | Optical Positioner Design in X-Ray Analyzer for Coaxial Micro-Viewing and Analysis - An X-ray analyzer includes a sample stage for holding and positioning a sample and an optical positioner assembly configured above the sample stage. The optical positioner assembly includes a body member having an opening; an optical positioner located within the opening; and at least one X-ray optic and an optical viewing lens coupled to a first camera. The at least one X-ray optic and the optical viewing lens are secured to the optical positioner. The optical positioner is configured to align one of the at least one X-ray optic and the optic viewing lens normal to the sample on the sample stage such that the sample is irradiated with X-rays through the X-ray optic along a path which is normal to the sample and coaxial with the optic viewing lens receiving light reflected from the sample when the optic viewing lens is positioned normal to the sample. | 01-20-2011 |
20110019798 | X-RAY IMAGING APPARATUS AND METHOD FOR REDUCING X-RAY SCATTERING - An X-ray imaging apparatus and method for reducing X-ray scattering are provided. The X-ray imaging apparatus includes an X-ray source, a collimator, a detector, and a controller. The X-ray source emits X-rays, the collimator collimates the X-rays into an X-ray beam, and the detector may include a two-dimensional array of pixels. The controller controls the collimator such that the X-ray beam scans a subject while moving over time. In addition, the controller operates the detector to only operate pixels at an exposure area of the detector where the X-ray beam arrives without scattering such that photocharges generated due to the X-ray exposure can be accumulated and stored in the pixels. | 01-27-2011 |
20110026675 | Tangent Radiography Using Brilliant X-Ray Source - A method and apparatus for measuring a structure. An x-ray system and the structure are positioned relative to each other. The x-ray system comprises a gas source configured to provide a gas, a laser system configured to emit a laser beam, a steering system, and a detector. The steering system is configured to direct a first portion of the laser beam into the gas such that an electron beam is generated by the laser beam interacting with the gas and is configured to direct a second portion of the laser beam into the electron beam such that a collimated x-ray beam is formed. The detector is configured to detect the collimated x-ray beam. The collimated x-ray beam is emitted with the structure positioned relative to the x-ray system. | 02-03-2011 |
20110038454 | RETROFITABLE LONG-LENGTH DIGITAL RADIOGRAPHY IMAGING APPARATUS AND METHOD - An apparatus for obtaining a long-length x-ray image of a subject, has an x-ray source and a first sensor that generates a first signal that indicates termination of x-ray emission from the x-ray source. A digital radiography detector is energizable to generate image data after receiving x-ray emission from the x-ray source. A detector transport apparatus is actuable in accordance with the first signal to translate the digital radiography detector from at least a first detector position to a second detector position for generating image data at each detector position. A processor in communication with the digital radiography detector obtains the image data of the subject that is generated from the detector. | 02-17-2011 |
20110038455 | MONOCHROMATIC X-RAY METHODS AND APPARATUS - According to some aspects, an x-ray apparatus for imaging and/or radiation therapy is provided, the x-ray apparatus comprises an electron source capable of generating electrons, at least one first target arrange to receive electrons from the electron source, the at least one first target comprising material that, in response to being irradiated by the electrons, emits broad spectrum x-ray radiation, at least one second target arranged to receive at least some of the broad spectrum x-ray radiation, the at least one second target comprising material that, in response irradiation by broad spectrum x-ray radiation from the first target, emits monochromatic x-ray radiation, and at least one detector position to detect at least some of the monochromatic x-ray radiation emitted from the at least one second target. According to some aspects, a relatively low cost, relatively small footprint x-ray apparatus for generating monochromatic x-ray radiation suitable for medical/clinical purposes and appropriate for use in existing medical facilities such as hospitals and/or small clinical settings is provided. | 02-17-2011 |
20110044428 | X-RAY IMAGING APPARATUS - The present invention relates to an X-ray imaging apparatus comprising an X-ray source unit generating an X-ray, an X-ray detecting sensor unit having a sensor panel equipped with multiple sensors detecting the X-ray which is generated from the X-ray source unit and passed through an object, and a panel-moving means mounted on the X-ray detecting sensor unit and moving the sensor panel. Thus, employing and butting multiple small X-ray sensors instead of expensive large sensors advantageously reduces the manufacturing cost for the X-ray imaging apparatus, and enables the imaging of the same wide area as with the use of the large sensors. | 02-24-2011 |
20110064193 | LONG LENGTH MULTIPLE DETECTOR IMAGING APPARATUS AND METHOD - An apparatus for obtaining a long length x-ray image of a subject has a first x-ray detector, a second x-ray detector, and an x-ray source having an exposure directing apparatus that is actuable to direct exposure from the x-ray source towards at least a first imaging position during a first interval and a second imaging position during a second interval, with an overlap along a boundary between the at least first and second imaging positions. An x-ray detector holder has a detector translation apparatus that is actuable to translate at least one of the first and second x-ray detectors to an interim position for one of the first and second intervals and to either the first or the second imaging position for the other of the first and second intervals. A host controller is programmed to provide instructions for movement of the x-ray detector holder and exposure directing apparatus. | 03-17-2011 |
20110064194 | X-RAY DEVICE - An X-ray device for examining syringe caps ( | 03-17-2011 |
20110064195 | SOLID-STATE IMAGE PICKUP APPARATUS AND X-RAY INSPECTION SYSTEM - A solid-state image pickup apparatus 1A includes a photodetecting section | 03-17-2011 |
20110064196 | X-RAY IMAGING APPARATUS AND METHOD OF X-RAY IMAGING - Provided is an X-ray imaging apparatus and a method of X-ray imaging, with which the apparatus can be reduced in size and a with which differential phase image or a phase image with consideration of an X-ray absorption effect of an object can be obtained. | 03-17-2011 |
20110069814 | RADIATION IMAGE CAPTURING SYSTEM - Provided is a radiation image capturing system wherein image capturing conditions can be appropriately set up for a radiation generating apparatus associated with a bucky device in an environment ready for capturing images by inserting either a CR cassette or an FPD cassette into the bucky device which can accept both a CR cassette and an FPD cassette. The radiation image capturing system is equipped with a radiation generating apparatus, a bucky device a portable FPD cassette, a CR cassette, and a console having a display section for displaying icons corresponding to the usable bucky device and the portable FPD cassette. | 03-24-2011 |
20110075802 | FIELD EMISSION X-RAY SOURCE WITH MAGNETIC FOCAL SPOT SCREENING - An x-ray imaging system has an x-ray source having an electron field emission source that emits an x-ray beam that strikes an elongated, stationary anode in an evacuated housing. A magnetic deflection system steers the electron beam between the electron field emission source and the anode, so that the electron beam can strike the anode at different locations, thereby causing x-rays to be emitted from those different locations, by controlling the degree of magnetic deflection. A radiation detector detects the x-rays after attenuation by an examination subject, and generates signals dependent on the detected radiation that represent an image of the subject. | 03-31-2011 |
20110075803 | IMAGE CAPTURE SYSTEM FOR RECORDING X-RAY IMAGES IN REAL TIME - An image capture system for recording X-ray images in real time is disclosed. The image capture system includes an image pickup device, a sensing module and a surgical navigation device. The sensing module is used to detect the on/off status of the image pickup device. While the image pickup device is turned on to capture an X-ray image, the sensing module transmits a notification signal to the surgical navigation device. After receiving the notification signal, the surgical navigation device records the X-ray image captured by the image pickup device and the relative position between the image pickup device and the patient in real time. Thus, the real-time recording of the relative position between the image pickup device and the patient will prevent inaccurate image reading that occurs when the patient's position and image pickup device shift after the X-ray image has been captured. | 03-31-2011 |
20110075804 | X-ray imaging method and x-ray imaging system - A method for recording an x-ray image with an x-ray imaging system having an x-ray source and an x-ray detector is provided. The x-ray source has a plurality of x-ray emitters arranged alongside one another. Each x-ray emitter is assigned to a part area of the x-ray detector. The x-ray beam generated by the x-ray emitter is collimated onto the assigned part area. A first x-ray emitter is activated for emitting a first x-ray beam onto a first part area and image data of the first part area is read out. Subsequently a further x-ray emitter for emitting a further x-ray beam onto a further part area of is activated and image data of the further part area is read out. The steps are repeated until image data for all part areas of the x-ray detector is read out. The read out image data is combined into an x-ray image. | 03-31-2011 |
20110075805 | X-ray system - To reduce X-ray exposure while improving image quality, an area of interest is selected in the image. The image of the selected area is updated frequently, comparable to rate of updates used today for the whole image. The rest of the image is updated at a significantly lower rate. Since the area of interest normally is a small part of the overall area, the total exposure is reduced significantly. A fast X-ray shutter, placed near the X-ray source, blocks the radiation from areas outside the area of interest. The shutter automatically retracts when the complete image is updated. The area of interest can be selected by the user or automatically selected based on activity in the image. Since most of the exposures are taken at a reduced collimation angle, limited by the area of interest, the area of interest is imaged at reduced scatter and better quality. | 03-31-2011 |
20110085639 | PHASE GRATING USED TO TAKE X-RAY PHASE CONTRAST IMAGE, IMAGING SYSTEM USING THE PHASE GRATING, AND X-RAY COMPUTER TOMOGRAPHY SYSTEM - To provide a phase grating capable of acquiring, in photographing of an X-ray phase contrast image by use of X-ray with two wavelengths, an X-ray phase contrast image by a phase grating in the same size as when a single wavelength is used, provided is a phase grating used when an X-ray is directed to take an X-ray phase contrast image, the phase grating including a periodic structure for generating a phase difference between an X-ray transmitted through the structure and an X-ray not transmitted through the structure. The periodic structure has different periods in a plurality of directions in a same surface. | 04-14-2011 |
20110085640 | RADIATION THERAPY DEVICE - A radiation therapy device includes an overhanging arm, from which a therapeutic treatment beam is operable to be directed onto the object to be irradiated, the overhanging arm being attached to a rotatable holder so that the overhanging arm is operable to be rotated around an isocenter, such that the therapeutic treatment beam is operable to be directed from different angles onto the isocenter. The radiation therapy device also includes a holder ring connected to the overhanging arm, the holder ring being arranged concentrically in a plane of rotation of the radiation therapy device. The radiation therapy device includes an x-ray source for diagnostic x-rays and an x-ray detector of the diagnostic x-rays. The x-ray source and the x-ray detector are operable to be moved along the holder ring so that a diagnostic x-ray image of a patient to be irradiated is produced from different directions. | 04-14-2011 |
20110085641 | MULTI X-RAY GENERATOR AND MULTI X-RAY IMAGING APPARATUS - A compact apparatus can form multi-X-ray beams with good controllability. Electron beams (e) emitted from electron emission elements ( | 04-14-2011 |
20110085642 | RADIOGRAPHIC IMAGE CAPTURING DEVICE AND METHOD - A radiographic image capturing device includes a capturing unit that captures a radiographic image based on radiation (for example, X-rays) which penetrates through an object. A system control section extracts one still image from the radiographic image that is captured by the capturing unit, and displays the extracted still image on a second display section of a graphical user interface. The system control section displays a mark on a predetermined portion, which corresponds to a portion to be subjected to surgery, of the still image that is displayed on the second display section. When the mark that is displayed on the still image is selected, the system control section performs control of capturing an image of a corresponding portion of the object that corresponds to the predetermined portion using the capturing unit. | 04-14-2011 |
20110096903 | Multiview x-ray inspection system - A multiview x-ray scanning system for inspecting the 3D volume of an object has been presented. The method uses multiple x-ray sources and multiple x-ray beams. The object to be inspected is interposed in the trajectory of these beams and moved relative to these beams. The x-ray beams after passing through the object are detected by detectors that are interleaved to realize a compact design. In order that the interleaved detectors do not intersect, the location of detectors and sources is adjusted. Further, the design of detectors is such that they can be placed in close proximity to each other in order to realize a small footprint scanner having a high resolution. | 04-28-2011 |
20110096904 | Linear X-ray detector using fiber optic face plate to alter optical path - A radiation damage resistant linear X-ray detector system based on a unique image transferring principle to alter the optical path and thus reduces or eliminates the X-ray radiation damage on the electrical components of the detector system. The system includes a layer of scintillating material, a fiber optic face plate (FOFP), and an array of image sensors. One face of the FOFP is bonded to the surface of the image sensors. The layer of scintillating material, such as Gd | 04-28-2011 |
20110096905 | K-EDGE IMAGING - An imaging system including a radiation source ( | 04-28-2011 |
20110103549 | X-RAY IMAGING APPARATUS AND METHOD OF X-RAY IMAGING - Provided is an X-ray imaging apparatus and a method of X-ray imaging, with which the apparatus can be reduced in size and a differential phase image or a phase image with consideration of an X-ray absorption effect of an object can be obtained. | 05-05-2011 |
20110116598 | INTERVENTIONAL IMAGING AND DATA PROCESSING - An imaging system includes a radiation source ( | 05-19-2011 |
20110122994 | X-RAY IMAGING SYSTEM AND METHOD - The present invention provides systems and methods for x-ray imaging. In some embodiments, an aperture, or a plurality thereof, are configured to have image transfer functions lacking a zero within a usable spatial frequency range. In further embodiments, the image transfer function is determined according to the shape of the aperture and the usable spatial frequency range is deter mined according to a usable signal to noise ratio. | 05-26-2011 |
20110122995 | SYSTEMS AND METHODS FOR REMOTE DIAGNOSTIC IMAGING - Systems and methods for remote diagnostic imaging. The systems include a diagnostic imaging kiosk. The kiosk includes, for example, a first housing module and a second housing module. The first housing module is configured to house, among other things, a diagnostic imaging system (e.g., an X-ray system). The second housing module is configured to house electronics associated with the operation, control, and networking of the kiosk. The electronics include, for example, a primary controller, an X-ray controller, an X-ray generator, an internal display controller, an external display controller, one or more routers, and a digital radiology module. The kiosk is configured to communicatively connect to a remote technician's workstation, and a remote technician at the workstation is able to remotely control the kiosk through a packet-switched network. The control of the kiosk includes controlling access to the kiosk, the position of a diagnostic imaging unit, the capture of diagnostic images, the display of information to a patient, etc. | 05-26-2011 |
20110122996 | VOLTAGE MODULATED X-RAY TUBE - A system comprises a radiation source ( | 05-26-2011 |
20110135057 | SOLID-STATE IMAGE PICKUP DEVICE - A solid-state image pickup device | 06-09-2011 |
20110150179 | Radiation imaging system and assist apparatus for the same - In an X ray imaging system, a rotational support device supports an X ray source in a rotatable manner, to adjust an orientation angle thereof. An angle detector is disposed on the X ray source removably, for detecting the orientation angle. A shift determiner operates when the X ray source is moved pivotally, and determines a shift amount for an FPD device to a position opposed to the X ray source according to the orientation angle from the angle detector and a distance between the X ray source and the FPD device. A pseudo signal generator generates a pseudo signal of a level irrespective of the shift amount by correcting a detection signal from a shift detector according to the shift amount from the shift determiner, and supplies a second moving device with the pseudo signal. Movement of the FPD device is controlled according to the shift amount. | 06-23-2011 |
20110158387 | ROBUST RADIATION DETECTOR AND METHOD OF FORMING THE SAME - The present disclosure relates to radiation detectors having a layer of a high Z material, such as tungsten or lead, disposed on a face of a photodetector layer or other underlying layer. In one embodiment, the layer of the high Z material substantially prevents radiation from reaching on or more electronics components or circuits, such as an analog-to-digital conversion ASIC or other circuit. | 06-30-2011 |
20110158388 | RADIOGRAPHIC APPARATUS - An air grid is constructed such that absorbing foil strips, which absorb scattered X-rays, are arranged in a direction parallel to the direction of rows of detecting elements, and that spacing between adjacent shadows among shadows of the absorbing foil strips formed on a flat panel X-ray detector (FPD) as a result of the absorbing foil strips absorbing X-rays is larger than spacing between pixels forming an X-ray image. An image data acquiring unit, a transmittance smoothing unit, a grid data acquiring unit, a shadowless pixel calculating unit, a shadow total quantity calculating unit, a transmittance correcting unit and an X-ray image acquiring unit are provided to remove the shadows with high accuracy by using corrected image data (X-ray transmittances) which constitutes a profile of shadows occurring at an actual time of X-ray imaging of a subject. | 06-30-2011 |
20110158389 | X-RAY IMAGING APPARATUS AND X-RAY IMAGING METHOD - An X-ray imaging apparatus for obtaining information on a phase shift of an X-ray caused by an object comprises: an splitting element for splitting spatially an X-ray emitted from an X-ray generator unit into X-ray beams; an attenuator unit having an arrangement of attenuating elements for receiving the X-ray beams split by the splitting element; and an intensity detector unit for detecting intensities of X-ray beams attenuated by the attenuator unit; and the attenuating element changing continuously the transmission amount of the X-ray depending on the X-ray incident position on the element. | 06-30-2011 |
20110164723 | APPARATUS AND METHOD FOR X-RAY DETECTING - An X-ray detecting apparatus constructed as the present invention receives an X-ray passing through a subject during a window time in which the subject is exposed to the X-ray, and converts the X-ray into an electrical signal to output the electrical signal as a video signal. The X-ray detecting apparatus subtracts the offset video signal determined according to the window time in the video signal to generate a real video signal representing the X-ray result for photographing the subject. | 07-07-2011 |
20110164724 | RADIATION IMAGE CAPTURING DEVICE AND RADIATION IMAGE CAPTURING SYSTEM - A radiation image capturing device includes a radiation image capturing unit, a diaphragm unit, and a control unit. The radiation image capturing unit captures a radiation image based on radiation transmitted through a subject. The diaphragm unit has an opening region that is configured to transmit a part of the radiation emitted from a radiation source and an area thereof is changeable, and the diaphragm unit is configured such that a transmission dose of the radiation decreases as a distance from a circumferential part of the opening region increases. The control unit controls the diaphragm unit such that direct rays of the radiation are irradiated onto a predetermined region of the subject. | 07-07-2011 |
20110164725 | RADIOGRAPHIC APPARATUS - A radiographic apparatus includes a radiation source for emitting radiation, a radiation source control unit for instructing the radiation source to emit the radiation, and a radiation detector for detecting the radiation. The radiation detector outputs real-time detection data when the radiation source emits the radiation intermittently or continuously, and outputs quiescence detection data when the radiation source emits still radiation. The quiescence detection data is acquired by the radiation source control unit controlling the radiation source to start emitting the radiation at a time earlier than a predicted point of time by a predetermined time calculated based on an estimated irradiation time. | 07-07-2011 |
20110164726 | Multiple Image Collection and Synthesis for Personnel Screening - An apparatus and method for inspecting personnel or their effects. A first and second carriage each carries a source for producing a beam of penetrating radiation incident on a given subject. A positioner provides for relative motion of each beam vis-à-vis the subject in a motion, the vertical component of which is one-way. A detector receives radiation produced by at least one of the sources after the radiation interacts with the subject. | 07-07-2011 |
20110164727 | RADIATION GRID AND RADIOGRAPHIC APPARATUS PROVIDED WITH THE SAME - This invention has an object to provide an X-ray grid without obstructing travel of direct X-rays by arranging regularly absorbing foil strips having a maintained linear shape. The X-ray grid of this invention has an absorber. The absorber maintains its shape through integration with the first seat cover via the first joining member. Moreover, the X-ray grid of this invention has sufficient strength. That is because the first joining member has a thickness larger at both ends thereof in the x-direction than the center portion between the both ends. | 07-07-2011 |
20110164728 | RADIATION IMAGING APPARATUS - A radiation imaging apparatus comprises display means for displaying an image obtained by imaging an object and light projection means for projecting a light projection mark onto the object, and displays a light projection position on the object onto which the light projection mark is projected on the image. The light projection mark is projected as a line of intersection which is perpendicular to the surface of a detector and at which two planar flat light beams visually intersect each other, and the light projection position on the image is moved according to the movements of the flat light beams. By calculating projected lines obtained by projecting the light projection lines projected onto the object by the flat light beams onto the surface and displaying the projected lines on the image, the light projection position is displayed as a point of intersection of the projected lines on the image. | 07-07-2011 |
20110170662 | System for Adjusting Angiographic X-ray Imaging Parameters based on Image Content - An Angiographic X-ray imaging system includes a detector for automatically detecting a transition between different phases of contrast enhanced blood flow in vessels of a portion of patient anatomy, in response to pixel luminance content of at least one image of a sequence of acquired images of the portion of patient anatomy. An X-ray imaging device uses the detector and information associating different sets of X-ray imaging device settings with corresponding different phases of contrast enhanced blood flow in vessels for automatically sequentially acquiring images in different phases using different imaging settings, in response to detection of transitions between different phases. | 07-14-2011 |
20110170663 | MEDICAL X-RAY IMAGING SYSTEM - In order to achieve improved image quality in X-ray photographs, a medical X-ray imaging system, comprising a flat, planar X-ray source having a surface with X-ray focal points arranged adjacent to one another and an X-ray detector with a sensor surface, is provided. The X-ray source has a plurality of field emission guns with at least one field emission cathode and the surface with focal points of the X-ray source is larger in size than the sensor surface of the X-ray detector. | 07-14-2011 |
20110176662 | X-RAY IMAGING APPARATUS AND X-RAY IMAGING METHOD - An X-ray imaging apparatus and an X-ray imaging method for use in the X-ray imaging apparatus are provided. The X-ray imaging apparatus includes a separating element configured to spatially separate an X-ray generated by an X-ray generator unit and a scintillator array including a plurality of first scintillators arranged therein, where the separated X-rays are made incident on the first scintillators. Each of the first scintillators is configured to vary an intensity of fluorescence induced by the X-ray in accordance with an incident position of the X-ray. The X-ray imaging apparatus further includes a detector configured to detect the intensity of fluorescence emitted from the scintillator array. | 07-21-2011 |
20110182406 | High resolution imaging system for digital dentistry - The invention provides methods and apparatus for detecting radiation including x-ray photon (including gamma ray photon) and particle radiation for dental x-ray imaging, radiation monitoring, and related industrial and scientific applications. Flat or shaped small (and small hybrid) area storage phosphor plates, available in multiple sizes, are encased in SP-carriers and used as detectors for intraoral dental x-ray imaging as a replacement for analog x-ray film and digital x-ray cameras, offering good detection efficiency, high spatial and contrast resolution, and a wide dynamic range. After removal of the SP-carrier, a small area storage phosphor plate is loaded into a dental storage phosphor scanner for readout. Intermediate and large area storage phosphor plates (including hybrid versions) are suitable for non-intraoral dental x-ray imaging. Suitable storage phosphors may be used in radiation monitoring, replacing current detectors employed in a film badge format. Simple external readers or electronic SP-carriers can provide data readout and thus enable dosimetry. | 07-28-2011 |
20110182407 | Photomultiplier and Detection Systems - The invention provides a switchable photomultiplier switchable between a detecting state and a non-detecting state including a cathode upon which incident radiation is arranged to impinge. The photomultiplier also includes a series of dynodes arranged to amplify a current created at the cathode upon detection of photoradiation. The invention also provides a detection system arranged to detect radiation-emitting material in an object. The system includes a detector switchable between a detecting state in which the detector is arranged to detect radiation and a non-detecting state in which the detector is arranged to not detect radiation. The system further includes a controller arranged to control switching of the detector between the states such that the detector is switched to the non-detecting state whilst an external radiation source is irradiating the object. | 07-28-2011 |
20110182408 | X-RAY DEVICE FOR CREATING 3D IMAGES OF AN OBJECT UNDER EXAMINATION - An X-ray device for creating 3D X-ray images includes a ceiling mount and an X-ray source emitting X-rays. The X-ray source is disposed on the ceiling mount. The X-ray device also includes a first X-ray detector that is connected to the X-ray source via a support bracket. The X-ray source is operable to be moved around an object under examination. The first X-ray detector is operable to be hinged out of a beam path of the X-rays. This provides a greater flexibility in the creation of 3D construction images, in that the X-ray device is not restricted to just one X-ray detector. | 07-28-2011 |
20110188630 | Radiographic image capturing apparatus and radiographic image capturing system - A radiographic image capturing apparatus has a radiation source device including a radiation source for outputting radiation, a detector device including a radiation detector for detecting radiation that is transmitted through a subject when the subject is irradiated with radiation by the radiation source, and converting the detected radiation into a radiographic image, and an electric power supply limiting unit limiting a route for supply of electric power at least between the radiation source device and the detector device, and supplying electric power between the radiation source device and the detector device. | 08-04-2011 |
20110194673 | MICROSTRUCTURE MANUFACTURING METHOD AND MICROSTRUCTURE - A microstructure manufacturing method includes: preparing a mold having on a front side thereof a plurality of fine structures, with conductivity being imparted to a bottom portion between the plurality of fine structures; forming a first plating layer between the plurality of fine structures by plating the bottom portion; and forming a second plating layer of larger stress than the first plating layer on the first plating layer between the plurality of fine structures, wherein the stress of the second plating layer is used to curve a back side surface of the mold. | 08-11-2011 |
20110194674 | X-Ray Imaging Apparatus and X-Ray Imaging Method - An X-ray imaging apparatus and an X-ray imaging method can alleviate the influence of scattered X-rays relative to the obtained image. A differential phase contrast image or a phase contrast image of a detection object is computed by using a splitting element and an exposure control unit that synchronizes the X-ray scanning speed and the image acquisition speed of a detecting unit. | 08-11-2011 |
20110206183 | X-RAY IMAGE DIAGNOSIS APPARATUS AND X-RAY IMAGE PROCESSING METHOD - An X-ray image diagnosis apparatus includes an imaging unit that supports an X-ray generation unit and an X-ray detection unit in such a way that the units face each other and is possible to take an image of a subject placed on a top panel of a bed; a control unit that performs control in such a way that a step movement process of at least one of the imaging unit and top panel is carried out and images of the subject are taken at a plurality of stages; and an image processing unit that processes image data taken at a plurality of the stages. The control unit sets a plurality of regions of interest in an imaging area of the subject when an image is taken after a contrast medium is injected into the subject, measures a change of an image level in the region of interest to detect a flow of the contrast medium, and makes at least one of the imaging unit and top panel move to the next imaging stage based on the detection result. | 08-25-2011 |
20110206184 | X-RAY IMAGING APPARATUS AND X-RAY IMAGING METHOD - The invention is aimed to provide an X-ray imaging apparatus and the like ensuring a sufficient range of detecting the amount of X-ray movement with respect to the pixel size of a detector in comparison with the method disclosed in International Publication No. WO2008/029107. The X-ray imaging apparatus of the present invention has a splitting element which spatially linearly splits an X-ray; and a shielding unit which shields a part of the X-ray which is split by the splitting element and whose position is changed by a test object. The shielding unit has a region transmitting an X-ray and a region having a shielding element shielding an X-ray. A dividing line between the X-ray transmitting region and the region having the shielding element is configured to be arranged obliquely so as to cross the linearly split X-ray. | 08-25-2011 |
20110206185 | RADIOGRAPHIC APPARATUS - This invention has one object to provide radiographic apparatus for acquiring a radioscopic image through superimposing of strip images. The radiographic apparatus allows prevention of blurring in the image with shortened imaging time for acquiring a clearer radioscopic image. According to the configuration of this invention, the FPD- | 08-25-2011 |
20110211672 | RADIOGRAPHIC IMAGE ACQUIRING APPARATUS, RADIOGRAPHIC IMAGE CAPTURING SYSTEM, AND RADIOGRAPHIC IMAGE CAPTURING METHOD - In a radiographic image acquiring apparatus, in the event that one radiation detection device is selected from among a plurality of radiation detection devices, each of which are capable of converting radiation into a radiographic image, the radiographic image acquiring apparatus includes an acquisition unit for acquiring all of the radiographic images from the plurality of radiation detection devices, including the radiographic image from the one radiation detection device, at a time when application of radiation with respect to a subject is carried out. | 09-01-2011 |
20110211673 | RADIATION DETECTION APPARATUS AND RADIOGRAPHIC APPARATUS - According to one embodiment, a radiation detection apparatus includes a radiation detection panel, a support member that is configured to support the radiation detection panel on one surface thereof and has electrical conductive property, a circuit board that is supported on the other surface of the support member, a flexible circuit board configured to electrically connect the radiation detection panel to the circuit board, a heat insulation member arranged between the radiation detection panel and the circuit board, a housing that is configured to accommodate the radiation detection panel, the circuit board, the support member, and the heat insulation member and has electrical conductive property, and a heat conduction member that is accommodated in the housing, connected to the support member and the housing, and configured to achieve electrical conduction between the support member and the housing to conduct heat of the support member to the housing. | 09-01-2011 |
20110216882 | Radiographic image capturing method and apparatus, and radiographic image generating method and apparatus - The grid is disposed between a subject to be imaged and a solid-state detector while a radiation source and radiation-impermeable members of a grid are in such a positional relationship that the orbital plane of the radiation source which is angularly movable and the direction in which the radiation-impermeable members extend are perpendicular to each other. The radiation source is moved to an angular position through an turning angle which is up to 5° excluding 0°, from a line normal to the solid-state detector. The radiation source moved to the angular position applies a radiation obliquely to the subject. | 09-08-2011 |
20110216883 | ENERGY SUBTRACTION IMAGING SYSTEM, X-RAY IMAGING APPARATUS, AND COMPUTER READABLE RECORDING MEDIUM - An energy subtraction radiographic imaging system for providing energy subtraction images of an object includes an X-ray radiation source configured to generate X-rays having various energy levels transmitting through the object, a radiation imaging apparatus configured to operate in association with operation of the X-ray radiation source for receiving X-rays transmitted through the object, the radiation imaging apparatus including a first imaging device, a second imaging device and an attenuating element disposed between said first imaging device and the second imaging device, the attenuating element configured to substantially absorb the X-rays at lower energy levels and substantially allowing transmission of the X-rays at higher energy levels so that said second imaging device substantially receives the X-rays at higher energy levels. | 09-08-2011 |
20110216884 | X-RAY IMAGING APPARATUS - An X-ray imaging apparatus is provided with a multi X-ray source and a collimator in which a plurality of slits for X-rays to pass through are two-dimensionally formed, the size and position of the slits being adjustable. A control unit, as a first control mode, controls the size and position of the slits to move an examination region in parallel, when an X-ray source is changed to a different X-ray source, such that the examination directions are parallel before and after the change. Also, the control unit, as a second control mode, controls the size and position of the slits to rotate the examination direction, when an X-ray source is changed to a different X-ray source, such that the center of the examination regions is the same before and after the change. | 09-08-2011 |
20110222656 | X-ray transmission inspection apparatus and x-ray transmission inspection method - To prevent erroneous detection in detecting a foreign matter, which is caused by a change in distance between a sample and an X-ray detector, provided is an X-ray transmission inspection apparatus including an X-ray tube ( | 09-15-2011 |
20110222657 | X-RAY IMAGING APPARATUS - An X-ray imaging apparatus includes an X-ray sensor configured to convert an X-ray into an image signal, a drive control unit configured to perform wireless communication with an external device and control driving of the X-ray sensor, a power supply unit configured to supply power to the X-ray sensor and the drive control unit, and a display unit configured to display information differently in accordance with one of the state of transmission and reception in the wireless communication and the remaining battery level state of the power supply unit and in accordance with the driving state of the X-ray sensor. | 09-15-2011 |
20110222658 | Detector Apparatus and Method - A detector apparatus is described for scanning of and obtaining radiation data from an object and generating an image therefrom. The apparatus comprises a radiation detector system spaced therefrom to define a scanning zone and to collect a dataset of information about radiation incident at the detector after interaction with an object and to resolve collected information spatially in two dimensions across a scan area and spectroscopically across a plurality of frequency bands in the spectrum of the source. A detector exhibits a spectroscopically variable response across at least a part of the spectrum of the source and to resolve collected information spatially with a rastering module configured to divide the scanning area into a plurality of pixels two dimensions; and a control to move the detector to scan such pixels successively and thereby collect a dataset for each pixel. A method is also described. | 09-15-2011 |
20110222659 | ASSEMBLY METHOD FOR A TILED RADIATION DETECTOR - A tiled detector assembly ( | 09-15-2011 |
20110228904 | Radiographic image capturing system - A radiographic image capture system includes a radiation detector, a radiation source, a generator, and a controller. The radiation detector includes plural pixels that generate electrical charges upon irradiation with radiation and that accumulate the electrical charges. The radiation source irradiates radiation onto the radiation detector. The generator reads the respective electrical charges accumulated in each of the pixels as electrical signals and generates image data. The controller causes the generator to read the electrical charges accumulated in each of the pixels at a specific frame rate in cases where continuous fluoroscopic imaging is performed, and, in a case in which a specific condition is satisfied, causes the radiation source to reduce the radiation amount being irradiated and causes the generator to perform thinned reading to read out the pixels one section at a time while extending the reading cycle of the electrical charges for each pixel. | 09-22-2011 |
20110228905 | ROTATABLE ANODE AND X-RAY TUBE COMPRISING A LIQUID HEAT LINK - In a rotatable anode ( | 09-22-2011 |
20110235779 | RADIATION IMAGING SYSTEM AND METHOD FOR DETECTING POSITIONAL DEVIATION - A radiation imaging system includes an X-ray source, first and second absorption gratings disposed in a path of X-rays emitted from the X-ray source, and an FPD. The second absorption grating is slid stepwise in an X direction relative to the first absorption grating. Whenever the second absorption grating is slid, the FPD captures a fringe image. From the captured plural fringe images, an intensity modulation signal of each pixel is obtained. A positional deviation detector calculates an amplitude value of the intensity modulation signal. The positional deviation detector compares a measurement of the amplitude value with predetermined first and second threshold values. If the measurement is less than the first threshold value, a warning signal is outputted. If the measurement is less than the second threshold value, an error signal is outputted. | 09-29-2011 |
20110235780 | RADIATION IMAGING SYSTEM AND OFFSET CORRECTION METHOD THEREOF - A radiation imaging system includes first and second gratings, a scanning system, a detector, an image generator, a storage, and a correction processing section. The first grating includes first grating modules arranged cylindrically about a virtual line. The virtual line passes through a focal point. The second grating includes second grating modules arranged cylindrically and coaxially about the virtual line with a larger radius. Grating lines of the first and second gratings are parallel with the virtual line. The scanning mechanism scans the second grating orthogonally to the virtual line. The detector is divided into segments corresponding to the second grating modules. The storage stores an offset value, per segment, corresponding to an inclination angle of the second grating module relative to scanning. The correction processing section corrects a phase differential image on a segment-by-segment basis based on the offset value. | 09-29-2011 |
20110235781 | X-RAY GENERATING APPARATUS AND INSPECTION APPARATUS USING THE SAME THEREIN - An X-ray generating apparatus is disclosed which includes a tube body having a vacuum interior, an electron source provided within the tube body to generate an electron beam, a target, within the tube body that is irradiated with the electron beam to generate an X-ray, and an X-ray window for taking out the X-ray generated outside of the tube body. A plurality of grooves are formed on a surface of a member building up the target. The grooves each have a fine width and are inclined by a predetermined angle (α), from a direction perpendicular to an elongating direction of the grooves, so that they bridge over the plural numbers of grooves. The X-ray generating apparatus is configured such that a multi-line X-ray generating from the plural numbers of multi-line targets, which are formed between the grooves, emits at a predetermined extraction angle (β), passing through the X-ray window. An inspection apparatus which includes the X-ray generating apparatus is also disclosed. | 09-29-2011 |
20110243302 | RADIATION IMAGING SYSTEM AND METHOD - A radiation imaging system includes an X-ray source, first and second absorption gratins disposed in a path of X-rays emitted from the X-ray source, and an FPD. The second absorption grating is stepwise slid in an X direction relatively against the first absorption grating. Whenever the second absorption grating is slid, the FPD captures a fringe image and produces image data. A correction section corrects the image data for spatial variation of X-ray transmittance of the first and second absorption gratings. A phase contrast image generator produces a phase contrast image from the corrected image data. An X-ray absorption contrast image generator calculates a value related to an average of the corrected image data on a pixel-by-pixel basis, and produces an X-ray absorption contrast image from the value. | 10-06-2011 |
20110243303 | C-ARM X-RAY SYSTEM - The c-arm x-ray system according to the present invention presents a system that provides at least one x-ray beam projection and an auxiliary projection without the need to rearranging or move elements of the c-arm to avoid inaccuracies through mechanical deflection of the supporting c-arm. This is achieved by comprising a main x-ray source, and at least one auxiliary x-ray source with a lower continuously radiated power than the main x-ray source and mechanically coupled to the main x-ray source, which is formed as a cold carbon nanotube based field emitter. | 10-06-2011 |
20110249789 | System for Circulatory Blood Flow Travel Time Determination - An X-ray imaging system automatically calculates blood flow travel time by using an X-ray image acquisition system to initiate acquisition of images at a second anatomical site synchronized with introduction of contrast agent into a patient vessel at a first anatomical site. A detector automatically compares images, acquired at the second anatomical site in response to the introduction of contrast agent, with images of the second anatomical site acquired in the absence of a contrast agent, to detect when contrast agent reaches the second anatomical site via blood flow in a circulatory system of the patient. A calculator automatically calculates a blood flow travel time duration between the first and second anatomical sites based on the time elapsed between time of the introduction of contrast agent and a time the contrast agent reaches the second anatomical site in response to the detection. An output processor automatically generates a message indicating the calculated blood flow travel time. | 10-13-2011 |
20110249790 | METHOD FOR PROCESSING RADIOLOGICAL IMAGES - A method for processing radiological images is provided. The method includes extracting at least two image portions from at least two radiological images of an area to be treated. The method also includes defining an area in a final image for each extracted image portion. The method further includes laying out the extracted image portions in the final image so that each area of the final image comprises an extracted image portion. | 10-13-2011 |
20110249791 | EXPOSURE CONTROL USING DIGITAL RADIOGRAPHY DETECTOR - A method for sensing a level of ionizing radiation directed from a radiation source through a subject and toward a digital radiography detector, executed at least in part by a logic processor, obtains image data that relates the position of the subject to the digital radiography detector and assigns one or more radiant-energy sensing elements of the digital radiography detector as one or more exposure control sensing elements. The one or more exposure control sensing elements are sampled one or more times during exposure to measure the exposure directed to the subject. A signal is provided to terminate exposure according to exposure measurements obtained from the one or more exposure control sensing elements within the digital radiography detector. | 10-13-2011 |
20110249792 | CONFIGURABLE AEC SENSOR FOR AN X-RAY SYSTEM - A method for sensing a level of ionizing radiation directed from a radiation source through a subject and toward an imaging detector, the method executed at least in part by a logic processor, obtains positional coordinate data that is indicative of at least a portion of the subject to be exposed to radiation and that defines a radiation measurement area relative to the subject. The method assigns one or more sensing elements to sense radiation within the radiation measurement area. A measurement signal is acquired from each of one or more assigned sensing elements. | 10-13-2011 |
20110249793 | TUBE ALIGNMENT FOR MOBILE RADIOGRAPHY SYSTEM - A radiography system for obtaining a radiographic image of a subject has a radiation source energizable to direct radiant energy along a radiation path and an imaging receiver sensitive to the radiant energy for forming the radiographic image. A sensor apparatus is disposed to provide one or more output signals that are indicative at least of centering of the radiation path with respect to the receiver, of an angle of the receiver relative to the radiation path, and of a source-to-image distance along the radiation path. A display apparatus generates, in response to the one or more output signals, a display that indicates the centering of the radiation path with respect to the receiver and that provides one or more values indicative of at least the source-to-image distance and the angle of the receiver relative to the radiation path. | 10-13-2011 |
20110249794 | AUTOMATIC ROAD MAPPING FOR HEART VALVE REPLACEMENT - The present invention relates to a method for automatic road mapping for heart valve replacement and an examination apparatus for automatic road mapping for heart valve replacement. In order to provide the cardiologist or surgeon with better information during PHV implantation, an examination apparatus for automatic roadmapping for heart valve replacement is provided, that comprises at least one X-ray image acquisition device ( | 10-13-2011 |
20110249795 | X-RAY INSPECTION METHOD AND X-RAY INSPECTION APPARATUS - An X-ray inspection apparatus includes an X-ray source, an X-ray detector, an image acquisition control mechanism for controlling acquisition of image data from the X-ray detector, an inspection object drive mechanism for moving an inspection object, an X-ray source control mechanism, and an operation unit. The X-ray source control mechanism causes the X-ray source to output X-rays from focal point positions aligned in the X direction, based on an instruction from the operation unit. The inspection object is divided into a plurality of partial areas. The image acquisition control mechanism acquires a partial image which is an image of an X-ray output from each focal point position and transmitted through each partial area. When acquisition of partial images for all the focal point positions is finished, the inspection object drive mechanism moves the inspection object in the Y direction based on an instruction from the operation unit. | 10-13-2011 |
20110249796 | MULTI X-RAY IMAGING APPARATUS AND CONTROL METHOD THEREFOR - An X-ray imaging apparatus includes a multi X-ray source which includes a plurality of X-ray focuses to generate X-rays by irradiating X-ray targets with electron beams, a detector which detects X-rays which have been emitted from the multi X-ray source and have reached a detection surface, and a moving mechanism for moving the multi X-ray source within a plane facing the detection surface. The X-ray imaging apparatus acquires a plurality of X-ray detection signals from the detector by causing the multi X-ray source to perform X-ray irradiation while shifting the positions of a plurality of X-ray focuses which the detector has relative to the detection surface by moving the multi X-ray source using the moving mechanism. The apparatus then generates an X-ray projection image based on the plurality of X-ray detection signals acquired by the detector. | 10-13-2011 |
20110255664 | X-RAY SOURCE AND X-RAY PHOTOGRAPHING APPARATUS INCLUDING THE SOURCE - An X-ray source includes an electron-beam generating unit that generates an electron beam, and a transmission type target electrode to be irradiated with the electron beam to generate X-ray radiation. A plurality of convex portions each having an inclined surface with respect to an incident direction of the electron beam is formed on a surface of the transmission type target electrode. | 10-20-2011 |
20110261928 | RADIOGRAPHIC IMAGE DETECTION DEVICE AND RADIOGRAPHIC IMAGING SYSTEM - An electronic cassette includes a handle suspended on a cable, and a cassette main body suspended together with the handle on the cable when being mounted to the handle. The cassette main body has a power source for supplying electric power to various circuits and the like in the cassette main body when the cassette main body is removed from the handle, and an image memory for storing the image data. Image-taking can be performed in a state that the cassette main body is removed from the handle. | 10-27-2011 |
20110261929 | ADAPTIVE SCANNING IN AN IMAGING SYSTEM - An object within a region is exposed to a first beam of penetrating radiation. The first beam of penetrating radiation is sensed on a side opposite the region from a source of the first beam. An attenuation of the first beam caused by passing the first beam through the object is determined, the attenuation is compared to a threshold attenuation. If the attenuation exceeds the threshold attenuation, a parameter of a second of beam of penetrating radiation is adjusted based on the determined attenuation. | 10-27-2011 |
20110268247 | MULTI-PROFILE PENETRATING RADIATION IMAGING SYSTEM - Systems for scanning an object are disclosed. Such systems typically are used to inspect various objects with equipment that produces an image of the object based on penetrating radiation. Examples are X-Ray imaging, infrared imaging, terahertz imaging, and radar imaging. The systems typically include a radiation source and a rotating collimator for generating a beam of energy. A detection array is provided for detecting imagery elements from the beam of energy. A motion controller is provided for instructing a positional driver system to move the radiation source, the rotating collimator and the detector system to the plurality of locations about a support structure. The motion controller may also instruct the positional driver system to turn, oscillate, or otherwise maneuver a portion of the imaging system to the virtually limitless orientations made possible by the disclosed embodiments. | 11-03-2011 |
20110268248 | System and Method for Placing and Determining an Appropriately Sized Surgical Implant - Digital x-ray images taken before a surgical procedure by a fluoroscopic C-arm imager are displayed by a computer and overlaid with graphical representations of instruments being used in the operating room. The graphical representations are updated in real-time to correspond to movement of the instruments in the operating room. A number of different techniques are described that aid the physician in planning and carrying out the surgical procedure. | 11-03-2011 |
20110274244 | SYSTEM AND METHOD FOR INDICATING ASSOCIATION BETWEEN AUTONOMOUS DETECTOR AND IMAGING SUBSYSTEM - A method and a system are disclosed for operating an X-ray imaging subsystem with an X-ray imaging detector. Each subsystem may be one of many that could operate with one another to create X-ray images. An association is established between the imaging subsystem and the imaging detector, and a user-perceptible indication of the association is generated. The user may be prompted to confirm the association. Thereafter, the two subsystems may be used together for X-ray imaging. An X-ray source of the imaging subsystem may be disabled until the association is established or until the confirmation is received. | 11-10-2011 |
20110274245 | METHOD AND X-RAY SYSTEM FOR PROCESSING AN X-RAY IMAGE - To improve the quality of x-ray images, IN a method to process an x-ray image, a mathematical correction of the x-ray image is implemented, wherein the correction at least partially removes from the x-ray image the locally dependent blurring caused by a projection direction-dependent, effective optical focus size of an x-ray tube used to acquire the x-ray image. | 11-10-2011 |
20110274246 | Biplane X-Ray Imaging System - A biplane X-ray imaging system is provided. The biplane X-ray imaging system has two recording units disposed in different planes. Each of the recording units has an X-ray detector and an X-ray source. The first recording unit is a phase-contrast recording unit for phase-contrast X-ray imaging. The second recording unit is a conventional recording unit for conventional x-ray imaging. | 11-10-2011 |
20110274247 | Apparatus with Two Pairs Comprising X-Ray Source and X-Ray Detector - An apparatus with two pairs of X-ray systems is provided. Each of the X-ray systems has an X-ray source and an X-ray detector. The X-ray detectors differ from each other in their spatial resolution. The X-ray detector with the low spatial resolution makes it possible to record X-ray images in a faster temporal sequence than the other. The doctor carrying out the treatment thus has the option of deciding between the availability of a high spatial resolution and the recording of images in a rapid temporal sequence. | 11-10-2011 |
20110280369 | RADIOGRAPHIC IMAGE CAPTURE SYSTEM, PORTABLE RADIOGRAPHIC IMAGE CAPTURE DEVICE, IMAGE CAPTURE TABLE - An inflow port is provided to a casing of an electronic cassette in order to pass air from outside through the inside of electronic cassette. Air is flowed to the inflow port when the electric cassette is housed in a housing section of a prone image capture table. Efficient cooling can accordingly be achieved with a simply configured portable radiographic image capture device. | 11-17-2011 |
20110280370 | METHOD FOR OBTAINING HIGH-CONTRAST X-RAY IMAGES AND X-RAY BEAM DETECTOR - An X-ray radiation detector ( | 11-17-2011 |
20110280371 | TiO2 Nanotube Cathode for X-Ray Generation - A device is provided for the generation of x-ray emission from an x-ray source based on titanium dioxide (TiO | 11-17-2011 |
20110286575 | PORTABLE RADIOLOGICAAL IMAGING SYSTEM - In one embodiment, a portable radiological imaging system includes a portable base station having an X-ray source and a power supply, a wireless X-ray detector configured to receive X-ray radiation from the source and to generate image data based upon the received radiation, and a portable image processing system removably carried by the base station and configured to receive the image data from the detector and to process the image data to produce and display a user-viewable image derived from the image data. | 11-24-2011 |
20110286576 | Compact Endocavity Diagnostic Probes for Nuclear Radiation Detection - This invention relates to the field of radiation imaging. In particular, the invention relates to an apparatus and a method for imaging tissue or an inanimate object using a novel probe that has an integrated solid-state semiconductor detector and complete readout electronics circuitry. | 11-24-2011 |
20110293065 | System for Positioning and X-ray Imaging a Heart - A system positions a patient for X-ray imaging of a Left Atrium of a heart, using an imaging system for, acquiring data representing a frontal first X-ray image and representing a lateral second X-ray image of a patient. A display processor initiates generation of data representing a first composite display image including the first X-ray image and a first graphical overlay for aligning with vertebra in the first X-ray image. The display processor initiates generation of data representing a second composite display image including the second X-ray image and a second graphical overlay for aligning with vertebra in the second X-ray image. The imaging system is positioned for imaging a heart left atrium in response to movement of a table supporting the patient to align the first graphical overlay with the vertebra in the first X-ray image and to align the second graphical overlay with the vertebra in the second X-ray image. | 12-01-2011 |
20110293066 | Low-Cost Position-Sensitive X-Ray Detector - A detector and methods for producing x-ray images, more particularly based on x-rays transmitted through an inspected object. A scintillating region is translated along a path within a cross section of a beam, the cross section taken in a plane distal to the object with respect to a source of the beam. Light emitted by the scintillator region is detected, thereby generating a detection signal, the detection signal is received by a processor which generates an image signal, and an image depicting transmitted penetrating radiation is formed on the basis of the image signal. | 12-01-2011 |
20110299654 | SOLID-STATE IMAGE PICKUP APPARATUS AND X-RAY INSPECTION SYSTEM - A solid-state image pickup apparatus | 12-08-2011 |
20110305314 | ELECTRON EMITTING DEVICE, IMAGE DISPLAY APPARATUS USING THE SAME, RADIATION GENERATION APPARATUS, AND RADIATION IMAGING SYSTEM - A field emission type electron emitting device includes a cathode including a mixture of a lanthanum oxide and a molybdenum oxide. | 12-15-2011 |
20110305315 | TABLE TYPE DIGITAL X-RAY DETECTOR, HOUSING AND X-RAY PHOTOGRAPHING APPARATUS USING THE SAME - Provided are a table type digital X-ray detector, which is capable of implementation within a digital X-ray photographing apparatus through easy installation without replacing an existing X-ray photographing apparatus, a housing for the table type digital X-ray detector, and an X-ray photographing apparatus using the table type digital X-ray detector. The X-ray photographing apparatus may include: an X-ray source; a support provided at a position facing the X-ray source; a housing configured to be fixedly attachable to the support, at least a portion of the top surface of the housing being made of an X-ray transmittable material; and a digital X-ray sensing module embedded in the housing. | 12-15-2011 |
20110311025 | METHOD AND APPARATUS FOR CORRECTING EXCESS SIGNALS IN AN IMAGING SYSTEM - A method and apparatus for excess signal compensation in an imaging system is described. In one particular embodiment, the invention provides for non-linear background, offset (due to time dependent dark current) and/or lag (including constant, linear and non-linear terms, due to image persistence) corrections of large area, flat panel imaging sensors. | 12-22-2011 |
20110317808 | LASER GUIDED PATIENT POSITIONING SYSTEM FOR CHIROPRACTIC X-RAYS AND METHOD OF USE - A radiographic apparatus having a laser positioning system comprising three independent laser units for positioning a patient in three-dimension for the purpose of taking x-rays. Each laser unit is orthogonally oriented in respect to the others, such that the first laser unit projects a laser beam aligned with the x-ray beam in said first lateral direction, and the second laser unit projects a laser beam in a second lateral direction that is orthogonal to the first lateral direction, and the third laser unit projects a laser beam in a vertical direction that is orthogonal to both the first and second lateral directions. With the patient properly oriented by the laser system, x-ray films are taken that can be sequenced for radiographic animation analysis. | 12-29-2011 |
20110317809 | PORTABLE RADIATION IMAGE CAPTURING APPARATUS AND RADIATION IMAGE CAPTURING SYSTEM - Disclosed in a portable radiation image capturing apparatus in which irradiation with radiation is detected without providing an interface with a radiation generating device and which consumes reduced power when capturing a radiation image. The portable radiation image capturing apparatus in which multiple image capturing elements are two-dimensionally arranged is provided with a current detecting means for detecting a current flowing in the apparatus, a read-out circuit having a power supply mode in which the charge generated in each image capturing element can be read out and converted into an electric signal and a stand-by mode in which charge is not read out and power is consumed less than in the power supply mode, and a control means for causing the read-out circuit to change from the stand-by mode to the power supply mode when detecting start of irradiation with radiation on the basis of an increase in the current value detected by the current detecting means while the read-out circuit is in the stand-by mode. | 12-29-2011 |
20110317810 | METHODS AND SYSTEMS FOR LOCATING OBJECTS EMBEDDED IN A BODY - A method of processing image data from an imaging system for locating a plurality N of objects embedded in a body includes receiving data for a first two-dimensional image of a region of interest of the body containing the plurality N of objects, the first two-dimensional image being obtained from a first imaging setting of the imaging system relative to the region of interest; receiving data for a second two-dimensional image of a region of interest of the body containing the plurality N of objects, the second two-dimensional image being obtained from a second imaging setting of the imaging system relative to the region of interest; and receiving data for a third two-dimensional image of a region of interest of the body containing the plurality N of objects, the third two-dimensional image being obtained from a third imaging setting of said imaging system relative to said region of interest. | 12-29-2011 |
20110317811 | Radiological Apparatus - The present invention relates to a radiological apparatus ( | 12-29-2011 |
20110317812 | METHOD OF LOW ENERGY IMAGING IN THE PRESENCE OF HIGH ENERGY RADIATION - An apparatus and method obtain an image of an object from a first radiation source in the presence of a second radiation source. The first radiation source is directed at a first side of the object while the second radiation source is directed at the second side of the object. At least one portion of the radiation is detected at the second side of the object. A first signal is produced based on the at least one portion of detected radiation. The first signal has a first radiation component and a second radiation component. At least one other portion of radiation at the second side of the object is filtered and then detected. A second signal is produced based on the detected filtered radiation. The second signal has at least one of a filtered first radiation component and a filtered second radiation component. Then a third signal is produced from the first and second signals. The third signal is a representation of a first radiation component. | 12-29-2011 |
20120002784 | Radiographic image capturing apparatus and radiographic image capturing system - A radiographic image capturing apparatus has a mobile cart unit, a radiation source device detachably attached to the cart unit and including a radiation source, a detector device detachably attached to the cart unit and including a radiation detector, a determiner for determining whether or not a present position of the cart unit is in a predesignated zone, and an electric power supply activator enabling supply of electric power at least between the radiation source device and the detector device, if the determiner judges that the present position is in the predesignated zone. | 01-05-2012 |
20120002785 | Grating production method, diffraction grating device, and radiation imaging apparatus - An X-ray imaging apparatus includes a diffraction grating device. The diffraction grating device has a composite grating, including small grating plates having radiopaque areas and radio-transparent areas arranged in a grating pattern, and a first support plate being radio-transparent, for receiving the small grating plates secured thereto. A first holding plate being radio-transparent retains the composite grating thereon. The first holding plate includes a concave surface for retaining and curving the composite grating. A second holding plate being radio-transparent is secured to the composite grating, for sandwiching in cooperation with the first holding plate. Also, an opening is formed in each of the holding plates to open in an area of the small grating plates. A clamping cap squeezes the holding plates for sealing. Also, a second support plate being radio-transparent sandwiches the small grating plates with the first support plate. | 01-05-2012 |
20120008740 | METHOD FOR RECONSTRUCTION OF A THREE-DIMENSIONAL IMAGE DATA SET AND X-RAY DEVICE - A method for reconstruction of a three-dimensional image data set from projection images of an object captured with an X-ray device from different projection angles is proposed. At least one sub-area of the object is outside the coverage of the X-ray device, or as a result of strong attenuation by a metal so that no projection data is present in the sub-area. Filter lines are determined n the projection images. A first local transformation is performed along the filter lines on the projection images. The missing projection data on the transformed projection data is augmented. A non-local transformation is performed on the transformed projection data for determining of filtered, augmented projection data. The non-local transformation is different from a ramp filter which is created by the first local transformation and the non-local transformation. The three-dimensional image data set is determined by back-projection of the filtered, augmented projection data. | 01-12-2012 |
20120020459 | EXAMINATION APPARATUS - The present invention relates to an examination apparatus for providing information about an object and a method for providing information about an object of interest. In order to improve the visual reception of information relating to the object, an examination apparatus is provided that comprises an examination arrangement and a control unit with at least a first interface and a second interface. The examination arrangement is adapted to detect object data from at least one region of interest of an object and to provide the object data to the control unit. Further, the control unit is adapted to compute object data into object information and to transform at least a part of the object information into image data ( | 01-26-2012 |
20120027173 | STRUCTURED ELECTRON EMITTER FOR CODED SOURCE IMAGING WITH AN X-RAY TUBE - An electron emitter ( | 02-02-2012 |
20120027174 | X-RAY IMAGING DEVICE - Disclosed is an X-ray imaging device with which X-ray exposure will not be stopped due to the backup time, causing underexposure, in phototimer imaging, because the body of the subject is thick. A database unit ( | 02-02-2012 |
20120039438 | SYSTEMS AND METHODS FOR DETECTING AN IMAGE OF AN OBJECT USING MULTI-BEAM IMAGING FROM AN X-RAY BEAM HAVING A POLYCHROMATIC DISTRIBUTION - Systems and methods for detecting an image of an object using a multi-beam imaging system from an x-ray beam having a polychromatic energy distribution are disclosed. According to one aspect, a method can include generating a first X-ray beam having a polychromatic energy distribution. Further, the method can include positioning a plurality of monochromator crystals in a predetermined position to directly intercept the first X-ray beam such that a plurality of second X-ray beams having predetermined energy levels are produced. Further, an object can be positioned in the path of the second X-ray beams for transmission of the second X-ray beams through the object and emission from the object as transmitted X-ray beams. The transmitted X-ray beams can each be directed at an angle of incidence upon one or more crystal analyzers. Further, an image of the object can be detected from the beams diffracted from the analyzer crystals. | 02-16-2012 |
20120039439 | Digital Radiographic Device Having a Linear Scanner - An x-ray imaging apparatus comprises a platform connected to a frame, a sliding bar, a detector mounted on the sliding bar, an x-ray source, and a control system. The x-ray source includes a collimator to generate an x-ray exposure window. The control system is configured to slide the detector along the sliding bar and synchronously move the collimator to direct the x-ray exposure window to the first detector. The x-ray exposure window movements are registered to the detector movements. The detector interfaces with a processor that processes x-ray image data received from the detector, and generates at least one x-ray image from the x-ray image data. | 02-16-2012 |
20120039440 | SYSTEM AND METHOD OF OPTIMIZING A REPRESENTATION OF DUAL ENERGY SPECTRAL CT IMAGES - An imaging system includes an x-ray source, a detector, a data acquisition system (DAS) operably connected to the detector, and a computer operably connected to the DAS. The computer is programmed to obtain CT scan data with two or more incident energy spectra, decompose the obtained CT scan data into projection CT data of a first basis material and a second basis material, generate a first basis material image and a second basis material image using the decomposed projection CT data, generate a first monochromatic image from the first basis material image and the second basis material image at a first energy that is selected based on an amount of correlated noise at the first energy, noise-reduce the first monochromatic image to generate a noise-reduced first monochromatic image, and generate a final monochromatic image based at least on the noise-reduced first monochromatic image. | 02-16-2012 |
20120039441 | X-RAY IMAGING APPARATUS - An X-ray imaging apparatus includes an X-ray irradiation unit which irradiates X-rays, a detection unit which detects the X-rays transmitted through an object, and a housing which contains the detection unit. The housing includes a first housing in which an X-ray transmission member which transmits the X-rays is placed in an incident range of the X-rays irradiated from the X-ray irradiation unit; a second housing which supports the detection unit while being spaced apart from the X-ray transmission member on an opposite side to an incident side on which the X-rays strike the X-ray transmission member; and a plurality of connecting members which connect the first housing to the second housing. | 02-16-2012 |
20120045033 | APPARATUS FOR MATERIALS TESTING OF TEST OBJECTS USING X-RAYS - An apparatus for materials testing of test objects using X-rays, the apparatus comprising an X-ray device, comprising: an X-ray source for irradiating a test object held in a test position; an X-ray linear diode array detector comprising at least two detection sections and configured to acquire a complete radial cross-section of the test object; and an electronic control device configured to control the X-ray device, wherein during X-ray testing the test object and the X-ray device are rotatable relative to each other only around an essentially vertical axis of rotation. | 02-23-2012 |
20120045034 | METHOD OF ACQUIRING AN X-RAY IMAGE AND X-RAY IMAGE ACQUISITION DEVICE COMPRISING AUTOMATIC WEDGE POSITIONING - A method of acquiring an X-ray image of a region of interest of an object as well as a corresponding X-ray image acquisition device are described. A semitransparent X-ray transmitting device | 02-23-2012 |
20120057673 | Multi-Resolution X-Ray Image Capture - Various methods and systems are provided for multi-resolution x-ray image capture. In one embodiment, a method includes repositioning an image capture assembly of an x-ray image capture apparatus from a first position to a second position, the first position corresponding to a first pixel density resolution and the second position corresponding to a second pixel density resolution; activating an x-ray source; and obtaining a digital x-ray image of a subject from an imaging sensor of the image capture assembly, the digital x-ray image having the second pixel density resolution. | 03-08-2012 |
20120057674 | System for image scanning and acquisition with low-dose radiation - A medical imaging system adaptively acquires anatomical images using a shape adaptive collimator including multiple different portions of X-ray absorbent material automatically adjustable to alter the dimensions of a spatial cross section of an X-ray beam of radiation into a non-rectangular shape, in response to a control signal. The synchronization processor provides a heart rate related synchronization signal derived from a patient cardiac function related parameter. The synchronization signal enables adaptive variation in timing of image acquisition within an individual heart cycle and between successive heart cycles of each individual image frame of multiple sequential image frames. The X-ray image acquisition device uses the shape adaptive collimator for acquiring anatomical images of the region of interest with reduced patient X-ray exposure in response to the synchronization signal. A display processor presents resultant images. | 03-08-2012 |
20120069961 | MOBILE RADIATION THERAPY - The invention provides techniques for diagnosing medical conditions and providing appropriate treatment at a patient's home residence. A mobile x-ray team can be dispatched to the patient's home residence. A technical team reviews patient data to determine a proper therapy plan. A mobile radiation therapy apparatus is dispatched to the patient's home as required by the therapy plan. The mobile radiation therapy apparatus includes a radiation source and shielding, and is capable of superficial radiation therapy and/or High Dose Rate (HDR), Low Dose Rate (LDR), and Medium Dose Rate (MDR) implant therapy and/or particle thereapy. For HDR, LDR and MDR therapy, the mobile radiation therapy apparatus itself is a specialized radiation vault which the patient will enter. The technical team adjusts the therapy plan based on the additional analysis, and the mobile radiation therapy apparatus is dispatched in accordance with adjusted therapy plan. | 03-22-2012 |
20120076264 | Portable radiation imaging system - An X-ray imaging system includes an X-ray generator, an electronic cassette, a holder arm, a PC, and a control device. The holder arm has an L-shaped arm body and a base column. To one end of the arm body, an X-ray source is attached. The base column is perpendicularly attached to the electronic cassette, and swingably holds the arm body. The X-ray source is shifted among an R irradiation position, an L irradiation position, and a base position by the swing of the arm body, and is fixed at each position. With the shift of the X-ray source between the R and L irradiation positions, a parallax image including a pair of R and L viewpoint images is captured. | 03-29-2012 |
20120076265 | Portable radiation imaging system, holding device used therein, and portable radiation imaging apparatus - Each of two X-ray sources hangs from a hook movably attached to a horizontal bar of a holding device. The horizontal bar is provided with a position indicating section that indicates positions suitable for each of the X-ray sources, corresponding to an object of interest (the size of X-ray irradiation area). The position indicating section has first to third lamps arranged at the respective suitable positions. Out of the first to third lamps, a holding device controller of an imaging control device turns on lamps corresponding to the object of interest inputted from an input device of a console. The hooks are moved along rails to the positions of the lamps turned on, respectively. Movable joints of support legs are operated to adjust a distance between the X-ray sources and an image receiving surface of a cassette. | 03-29-2012 |
20120076266 | PORTABLE X-RAY DETECTOR AND X-RAY RADIOGRAPHY METHOD USING THE SAME - A portable X-ray detector includes: a detection panel having an incident surface defined on a front surface thereof facing a generator and configured to generate an electrical signal for each position which is proportional to an incident amount of X-rays generated from the generator; a backing housing detachably fixed to a rear surface of the detection panel and having a sealed mounting space defined therein; and a communication module mounted in the mounting space and configured to wirelessly transmit the electrical signal generated from the detection panel. | 03-29-2012 |
20120076267 | RADIOLOGICAL IMAGE RADIOGRAPHING APPARATUS AND METHOD - Disclosed is a technique for correcting a pixel defect in the capture of two radiological images with parallax therebetween. Radiation beam is directly radiated to a radiation detector | 03-29-2012 |
20120076268 | ALIGNMENT DEVICE FOR BITEWING RADIOGRAPH - An alignment device for a bitewing radiograph includes a longitudinally extending handle having a first end and a second end and a tip disposed at the second end and extending orthogonally to the handle, wherein a length of the tip is substantially less than a length of the handle and wherein a cross-sectional area of the tip is substantially less than a cross-sectional area of the handle. This alignment device enables a dentist or other x-ray operator to easily and quickly align a bitewing radiograph so as to obtain a diagnostic non-overlapping x-ray of crooked teeth in a patient's mouth. The alignment device may optionally include a slidable rubber ring or a slidable hub with rod. The ring and hub are dimensioned to slide over the handle to facilitate the lining up of the x-ray cone. | 03-29-2012 |
20120082294 | X-RAY SYSTEM AND METHOD - An x-ray system includes an x-ray tube having an anode and a cathode, a sensor configured to sense a condition that results from an operation of the x-ray tube, and a communication device for transmitting a signal to a panel based at least in part on the sensed condition, the panel configured to receive radiation and generate image signals in response to the received radiation. An imaging method includes sensing a condition that results from an operation of an x-ray tube, and transmitting a signal to a panel in response to the sensed condition, wherein the panel is configured to generate image signals in response to radiation, and includes a plurality of image elements. | 04-05-2012 |
20120082295 | Radiographic imaging apparatus, radiographic imaging system, image processing device, and computer-readable recording medium for storing program - There is provided a radiographic imaging apparatus including: a radiation source configured to separately emit high energy radiation and low energy radiation by virtue of inverse Compton scattering; an imaging section configured to separately capture a radiographic image with the high energy radiation and a radiographic image with the low energy radiation that are emitted from the radiation source onto a same site to be imaged; and an image processing section configured to perform image processing in which an energy subtraction image is produced by performing a weighting calculation such that the radiographic image captured with the high energy radiation and the radiographic image captured with the low energy radiation by the imaging section are weighted for corresponding pixels according to a distance from a center of the radiation emitted from the radiation source. | 04-05-2012 |
20120087469 | X-RAY PHOTOGRAPHY SYSTEM - An X-ray photography device capable of visualizing the operating state or position of a support unit in an image system during examinations with memory switches and enhancing the operability of the memory switches is provided. When a plurality of memory switches | 04-12-2012 |
20120087470 | X-RAY IMAGE PHOTOGRAPHING METHOD AND X-RAY IMAGE PHOTOGRAPHING APPARATUS - An X-ray image photographing method and apparatus is capable of photographing a high resolution phase contrast image and a high resolution absorption contrast image in a short time by finely adjusting the distance between a specimen and a detector with respect to an X-ray source. | 04-12-2012 |
20120087471 | RADIATION IMAGING APPARATUS, CONTROL METHOD FOR RADIATION IMAGING APPARATUS, AND STORAGE MEDIUM - A radiation imaging apparatus comprises: an output unit adapted to output an analog signal for each pixel circuit by sampling and holding an electrical signal converted from radiation; and a selection unit adapted to select positions of pixel circuits which output the analog signals, wherein after the output unit outputs the electrical signals corresponding to a predetermined number of pixel circuits as analog signals, the selection unit stops the selection and the output unit stops the output in accordance with the stop of the selection. | 04-12-2012 |
20120087472 | DIGITAL X-RAY DETECTOR ARRANGEMENT AND DIGITAL X-RAY IMAGING METHOD - The invention relates to digital imaging implemented using X-radiation and to a detector arrangement designed to be used in such imaging, the operation of said arrangement being based on counters counting signal pulses. In the invention, the detector arrangement comprises switch arrangements which are always connectable to at least two counters and which allow at least one of the counters to be always disconnected from a pixel. It is thus always possible to read out the information from at least one counter while another counter is simultaneously being used for counting signal pulses. The invention provides the advantage that the integration of image information need not be interrupted when information is to be read out from the detector during exposure as a change of the integrating counter can be effected during exposure without losing any image information. | 04-12-2012 |
20120093290 | RADIATION DETECTOR MANUFACTURING METHOD, A RADIATION DETECTOR, AND A RADIOGRAPHIC APPARATUS - According to a radiation detector manufacturing method, a radiation detector and a radiographic apparatus of this invention, Cl-doped CdZnTe is employed for a conversion layer, with Cl concentration set to 1 ppm wt to 3 ppm wt inclusive, and Zn concentration set to 1 mol % to 5 mol % inclusive. This can form the conversion layer optimal for the radiation detector. Consequently, the radiation detector manufacturing method, the radiation detector and the radiographic apparatus can be provided which can protect the defect level of crystal grain boundaries by Cl doping in a proper concentration, and can further maintain integral sensitivity to radiation, while reducing leakage current, by Zn doping in a proper concentration. | 04-19-2012 |
20120093291 | RADIOGRAPHIC IMAGING DEVICE, RADIOGRAPHIC IMAGING SYSTEM, COMPUTER-READABLE MEDIUM STORING RADIOGRAPHIC IMAGING PROGRAM, AND RADIOGRAPHIC IMAGING METHOD - The present invention provides a radiographic imaging device including: a detecting section that detects a dose of radiation that has been irradiated when imaging a radiographic image corresponding to irradiated radiation; and a determining section that determines whether the radiographic image is a valid image on the basis of the dose of radiation that has been detected by the detecting section. | 04-19-2012 |
20120093292 | X-RAY TUBE WITH ADJUSTABLE FOCAL TRACK - The invention relates to an X-ray tube with a rotatable anode, an X-ray imaging system and a method for adjusting the focal track of an X-ray tube with a rotatable anode. In order to improve the accuracy of X-ray tubes with rotating anodes and the run out characteristics of rotatable anodes, an X-ray tube with an envelope housing a cathode and an anode assembly is provided, wherein the anode assembly comprises a rotatable disk provided with an annular target forming a focal track, which focal track is rotationally symmetric around a symmetry axis, and a rotor stem for supporting the disk, which stem is rotatably supported around a primary axis of rotation. The stem is provided with a mounting surface to support the disk and the disk is provided with an abutment surface to be mounted to the mounting surface. According to the invention, correction means are arranged between the mounting surface and the abutment surface such that a run-out of the focal track in relation to the axis of rotation is adjustable. | 04-19-2012 |
20120099700 | APPARATUS AND METHOD FOR IMPROVED TRANSIENT RESPONSE IN AN ELECTROMAGNETICALLY CONTROLLED X-RAY TUBE - An x-ray tube assembly includes a vacuum enclosure including a cathode portion, a target portion, and a throat portion. The throat portion includes a magnetic field section, upstream section, and downstream section. The magnetic field section has a first susceptibility to generate eddy currents in the presence of a magnetic field intensity. The upstream section is coupled to the cathode portion and the magnetic field section and has a second susceptibility to generate eddy currents in the presence of the magnetic field intensity. The downstream section is coupled to the magnetic field section and has a third susceptibility to generate eddy currents in the presence of the magnetic field intensity. The first susceptibility to generate eddy currents is less than the second and third susceptibilities to generate eddy currents. The assembly includes a target within the target portion, and a cathode within the cathode portion. | 04-26-2012 |
20120099701 | APPARATUS AND METHOD FOR IMPROVED TRANSIENT RESPONSE IN AN ELECTROMAGNETICALLY CONTROLLED X-RAY TUBE - An x-ray tube assembly includes a vacuum enclosure having a cathode portion, a target portion, and a throat portion comprising a non-electrically conductive tube. The throat portion has an upstream end coupled to the cathode portion and a downstream end coupled to the target portion. The x-ray tube assembly also includes a target positioned within the target portion of the vacuum enclosure, and a cathode positioned within the cathode portion of the vacuum enclosure. The cathode is configured to emit a stream of electrons through the throat portion toward the target. | 04-26-2012 |
20120099702 | CORRECTION METHOD FOR DIFFERENTIAL PHASE CONTRAST IMAGING - The present invention generally refers to a correction method for grating-based X-ray differential phase contrast imaging (DPCI) as well as to an apparatus which can advantageously be applied in X-ray radiography and tomography for hard X-ray DPCI of a sample object or an anatomical region of interest to be scanned. More precisely, the proposed invention provides a suitable approach that helps to enhance the image quality of an acquired X-ray image which is affected by phase wrapping, e.g. in the resulting Moiré interference pattern of an emitted X-ray beam in the detector plane of a Talbot-Lau type interferometer after diffracting said X-ray beam at a phase-shifting beam splitter grating. This problem, which is further aggravated by noise in the obtained DPCI images, occurs if the phase between two adjacent pixels in the detected X-ray image varies by more than π radians and is effected by a line integration over the object's local phase gradient, which induces a phase offset error of π radians that leads to prominent line artifacts parallel to the direction of said line integration. | 04-26-2012 |
20120099703 | ANODE DISK ELEMENT COMPRISING A HEAT DISSIPATING ELEMENT - The present invention relates to X-ray tube technology in general. Most of the energy applied to the focal spot via electron bombardment is converted to heat; the generation of electromagnetic radiation may be considered to be quite inefficient. One of the central limitations of X-ray tubes is the cooling, thus the dissipation of heat, of the anode element, in particular the focal track. Consequently, an anode disk element that may sustain increased heat while still maintaining structural integrity and furthermore that may provide improved dissipation of heat from the focal track is presented. According to the present invention, an anode disk element ( | 04-26-2012 |
20120106699 | METHOD AND APPARATUS FOR RADIATION IMAGING - This invention relates to a method and an apparatus, primarily a radiation imaging apparatus and an array of coded aperture masks, for use in diagnostic nuclear medicine. The coded aperture masks are fitted with radiation attenuation tubes, each of which extends from each side of the mask in the direction of the mask apertures. The tubes are made from lead and have parallel sides. The masks are configured for gamma ray usage and are made from tungsten having a thickness of between 1 and 2 mm. | 05-03-2012 |
20120106700 | X-Ray Detector, Method of Controlling the Same, and X-Ray Photographing System - An X-ray detector photographs an object by receiving an X-ray irradiated from an X-ray generator. The X-ray detector includes: a plurality of photo-detecting pixels, each of which includes a photodiode, which detects an X-ray and generates an electric signal corresponding to an amount of a transmitted X-ray, and a switching device which transmits the electric signal; a gate driver which supplies a gate pulse to the switching device for turning on the switching device; and a read-out integrated circuit (IC) which reads out the electric signals from the plurality of photo-detecting pixels; wherein the gate driver and the read-out IC initialize the plurality of photo-detecting pixels in response to an X-ray warm-up control signal causing warm up of the X-ray generator. | 05-03-2012 |
20120106701 | MOTOR ASSISTED MANUALLY CONTROLLED MOVEMENT ASSEMBLY, X-RAY SYSTEM COMPRISING THE SAME, METHOD AND USE - A motor assisted movement assembly | 05-03-2012 |
20120114098 | RADIOGRAPHIC APPARATUS AND RADIOGRAPHIC SYSTEM - A radiographic apparatus includes a first grating, a second grating, a scanning unit, and a radiological image detector. The second grating includes a periodic form that has a period which substantially coincides with a pattern period of a radiological image formed a radiation having passed through the first grating. The scanning unit relatively displaces the radiological image and the second grating to a plurality of relative positions at which phase differences between the radiological image and the second grating are different each other. The radiological image detector detects the radiological image masked by the second grating. The scanning unit includes a driving unit that drives one of the first grating and the second grating relatively to the other in a pattern arrangement direction of the radiological image and a plurality of elastic members that has natural frequencies different from each other. | 05-10-2012 |
20120114099 | RADIATION IMAGE DETECTING DEVICE AND METHOD FOR CONTROLLING THE SAME - An acceleration sensor is installed in an electronic cassette. The acceleration sensor detects a shake. When magnitude of the shake, measured using the acceleration sensor, is greater than or equal to a shake detection threshold value, a judging circuit of a shake detecting section turns off a switching element. An operation switching section is disconnected from an irradiation detecting section that detects a start of X-ray irradiation. Thus, an irradiation detection function of the irradiation detecting section is disabled. After a predetermined time, the judging circuit outputs an ON signal to the switching element to turn on the switching element. Thereby, the irradiation detecting section resumes the irradiation detection. | 05-10-2012 |
20120121067 | HYBRID ORGANIC PHOTODIODE - An x-ray detector that is suitable for both imaging and dose rate measurement has a hybrid photoactive layer arranged between an electrode and a substrate. The hybrid photoactive layer includes a number of scintillators as well as a bulk heterojunction and is designed to produce indirect x-ray conversion. The bulk heterojunction absorbs the scintillator radiation to form electron-hole pairs that are detected electrically. The production takes place by a spraying process, in particular a co-spraying process of bulk heterojunction solution and scintillator particle suspension. | 05-17-2012 |
20120121068 | CONTROLLING X-RAY IMAGING BASED ON TARGET MOTION - An image guided treatment is performed to treat a target. To perform the image guided treatment, measurement data indicative of target motion is acquired. A timing of one or more x-ray images is determined based on the measurement data. Treatment may be performed on the target using the position of the target. | 05-17-2012 |
20120128125 | REGION OF INTEREST DETERMINATION FOR X-RAY IMAGING - A radiography system allow for user determination of a region of interest on a subject prior to X-ray exposure. The region of interest is defined by user interaction with an image, a pointer system, or the like. The region of interest is then translated to the imaging coordinate system, such as in the plane of a digital detector. The region is then used for exposure control during an imaging sequence, either in an open or closed-loop manner. | 05-24-2012 |
20120128126 | RADIATION PHASE IMAGE OBTAINMENT METHOD AND RADIATION PHASE IMAGE RADIOGRAPHIC APPARATUS - In a radiation phase image radiographic apparatus, a radiation image detector detects a periodic pattern image that has passed through a first grating and a second grating. The apparatus includes a magnification ratio obtainment unit that receives an input of a magnification ratio in magnification radiography to obtain the magnification ratio, a movement mechanism that moves, based on the magnification ratio, the radiation image detector relative to a subject in a direction away from the subject, a calibration data obtainment unit that obtains calibration data corresponding to the magnification ratio, and which are based on the periodic pattern image detected by the radiation image detector without placing the subject, and a phase contrast image generation unit that generates a phase contrast image based on the calibration data and the periodic pattern image detected by the radiation image detector with the subject placed. | 05-24-2012 |
20120128127 | PORTABLE RADIATION IMAGING SYSTEM - A portable radiation imaging system ( | 05-24-2012 |
20120134468 | SYSTEM AND METHOD FOR INCLUDING AND CORRECTING SUBJECT ORIENTATION DATA IN DIGITAL RADIOGRAPHIC IMAGES - A system and method for including and correcting subject orientation data in a digital radiographic image. A subject is positioned in an X-ray imaging system and an orientation of the subject is entered into the X-ray imaging system. The subject is imaged with an X-ray exposure to create an X-ray image of the subject. An operator reviews the X-ray image of the subject and subject orientation data. If the subject orientation data is not correct, the operator may correct the subject orientation data so that it matches the subject's anatomy during the X-ray exposure. The correct subject orientation data is then saved and is part of the X-ray image and Digital Imaging and Communications in Medicine (DICOM) header when sent to a Picture Archiving and Communication System (PACS). | 05-31-2012 |
20120134469 | METHOD AND APPARATUS FOR ADAPTIVE EXPOSURE IN X-RAY SYSTEMS - The present invention pertains to an apparatus and method for adaptive exposure in imaging systems. An x-ray source for producing x-ray radiation and an x-ray detector for measuring amount of x-ray radiation passing through the human patient and striking the detector can be used. A tomographic image of the human patient or a tomosynthetic image of the human patient can be generated. Region of interest filtering and equalization filtering can be utilized. Filtering can be accomplished with a mechanical shield or shutter or with electronic control of the x-ray source. | 05-31-2012 |
20120140881 | RADIATION DETECTOR AND RADIOGRAPHIC APPARATUS - A drive controller varies a bias voltage applied from a bias supply to a conversion layer based on the presence or absence of binning, that is, for a case of carrying out binning where switching elements are driven on the basis of a plurality of rows at a time by a gate drive circuit, and for a case of carrying out no binning where the switching elements are driven on a row-by-row basis by the gate drive circuit. Therefore, in the case of a fluoroscopic mode for acquiring images with binning, a lowering of a dynamic range can be suppressed. In the case of a radiographic mode with no binning, spatial resolution can be made high. That is, a high dynamic range and high spatial resolution can be optimized according to modes of operation. | 06-07-2012 |
20120140882 | RADIOGRAPHIC SYSTEM - A radiographic system includes: a first grating; a second grating having a period that substantially coincides with a pattern period of a radiological image formed by radiation having passed through the first grating; a radiological image detector that detects the radiological image masked by the second grating and outputs image data of the detected radiological image, and a control unit that performs a switching between a first mode in which a plurality of imaging is performed with the second grating being positioned at relative positions having different phases with regard to the radiological image and a second mode in which the radiological image detector is driven without radiation exposure. The control unit repeatedly drives the radiological image detector in the second mode until the radiological image detector is in a steady state and shifts to the first mode after the radiological image detector is in the steady state. | 06-07-2012 |
20120140883 | RADIOGRAPHIC APPARATUS AND RADIOGRAPHIC SYSTEM - A radiographic apparatus includes: a first grating; a grating pattern having a period that substantially coincides with a pattern period of a radiological image formed by radiation having passed through the first grating; a radiological image detector that detects the radiological image masked by the grating pattern, and a third grating that is arranged at a more forward location than the first grating in a traveling direction of the radiation incident onto the first grating and selectively shields an area to which the radiation is irradiated, thereby forming disperse radiation sources. A heat insulation member is arranged at a more forward location than the third grating in the traveling direction of the radiation. | 06-07-2012 |
20120140884 | RADIOGRAPHIC APPARATUS AND RADIOGRAPHIC SYSTEM - A radiographic apparatus for obtaining a radiological phase contrast image, the radiographic apparatus includes: a radiation source, a first grating, a second grating, a scanning unit, and a radiological image detector. The radiation source includes a radiation tube, a driving power supply unit, and a radiation source control unit. The radiation irradiated from the radiation tube is controlled so that a remaining output after the feeding of the power to the radiation tube by the driving power supply unit is stopped becomes substantially zero, and the scanning unit performs a relative displacement operation after the radiation irradiated to the first grating is effectively cut off by the radiation source control unit. | 06-07-2012 |
20120140885 | RADIOLOGICAL IMAGE DETECTION APPARATUS, RADIOGRAPHIC APPARATUS AND RADIOGRAPHIC SYSTEM - A radiological image detection apparatus includes first and second gratings, a scanning unit, a radiological image detector, a shutter and a shutter driving unit. The second grating includes a period which substantially coincides with a pattern period of a radiological image formed by the radiation passing through the first grating. The scanning unit relatively displaces the radiological image and the second grating to relative positions where phase differences between the radiological image and the second grating are different from each other. The radiological image detector detects the radiological image masked by the second grating. The shutter is in a light path of the radiation toward the first grating. The shutter driving unit opens and closes the shutter. The scanning unit displaces one of the first and second gratings relatively to the other only when the shutter is closed to shield the radiation. | 06-07-2012 |
20120140886 | RADIOGRAPHIC PHASE-CONTRAST IMAGING METHOD AND APPARATUS - A radiographic phase-contrast imaging apparatus includes: a first grating having a periodically-arranged grating structure and allowing radiation emitted from a radiation source to pass therethrough to form a first periodic-pattern image; a second grating having a periodically-arranged grating structure including areas transmitting the first periodic-pattern image and areas shielding the first periodic-pattern image to form a second periodic-pattern image; a radiographic image detector to detect the second periodic-pattern image; a moving mechanism to effect relative movement of the radiographic image detector toward and away from the radiation source, thereby achieving magnification imaging; and an acceptable magnification factor calculation unit to calculate an acceptable magnification factor based on size information of the radiographic image detector and size information of at least one of the first and second gratings, the acceptable magnification factor ensuring the radiation transmitted through the first and second gratings to be received within the radiographic image detector. | 06-07-2012 |
20120148021 | RADIATION IMAGING SYSTEM AND RADIOGRAPHIC IMAGE PROCESSING METHOD - An image processor includes a positional deviation amount calculating section, a positional deviation amount correcting section, a differential phase image generator, and a subtraction processing section. The positional deviation amount calculating section calculates a positional deviation amount in each scan position between preliminary radiography and actual radiography by detecting the difference between an intensity modulation signal produced from image data obtained in the preliminary radiography and that produced from image data obtained in the actual radiography. The positional deviation amount correcting section corrects scan position data, which is used by the differential phase image generator in producing a first differential phase image in the actual radiography, using the calculated positional deviation amount. The subtraction processing section subtracts a second differential phase image produced in the preliminary radiography from the first differential phase image produced in the actual radiography. | 06-14-2012 |
20120148022 | METHOD OF REMOVING FOIL SHADOWS OF A SYNCHRONOUS GRID, AND A RADIOGRAPHIC APPARATUS USING THE SAME - An extracting step (step S | 06-14-2012 |
20120148023 | X-RAY IMAGING APPARATUS AND IMAGING METHOD - An X-ray imaging apparatus and an imaging method capable of acquiring an image of a test object associated with a phase shift in consideration of X-ray absorption is provided. A splitting element configured to spatially split an X-ray into multiple X-ray beams is provided. A shielding unit including a plurality of shielding elements configured to block part of an X-ray acquired by the splitting element is provided. Part of X-ray beams detected at the first detection pixels is blocked by the shielding elements. The X-ray beams detected by the second detection pixels adjoining the first detection pixels are not blocked by the shielding elements. | 06-14-2012 |
20120148024 | RADIATION DETECTING DEVICE - A radiation detection device | 06-14-2012 |
20120155609 | SYSTEM AND METHOD OF LOW DOSE EXPOSURE AIDED POSITIONING (LEAP) FOR DIGITAL RADIOGRAPHY - A system and method for improved imaging of a subject through the use of low dose exposure aided positioning is provided. The subject is positioned in an X-ray imaging system and imaged with a low dose pre-shot X-ray exposure to verify the positioning of the subject. If the subject's positioning is acceptable, the subject is then imaged with a full dose X-ray exposure. If the subject's positioning is not acceptable, the subject is repositioned and re-imaged with a low dose pre-shot X-ray exposure until the subject's positioning is acceptable. The low dose pre-shot X-ray exposure may take the form of a low dose X-ray imaging sequence where the radiation dose is less than the radiation dose of a full dose X-ray exposure. | 06-21-2012 |
20120155610 | RADIOGRAPHIC IMAGE GENERATION METHOD AND RADIOGRAPHIC IMAGING APPARATUS - A radiographic imaging apparatus includes: a first grating having a periodically-arranged grating structure and allowing radiation to pass therethrough to form a first periodic pattern image; a second grating having a periodically-arranged grating structure to receive the first periodic pattern image and form a second periodic pattern image; a radiographic image detector to detect the second periodic pattern image; a correction data storing unit to separately store detector correction data used to correct for characteristics of the radiographic image detector and grating correction data used to correct for characteristics of the first and second gratings; a correction data updating unit to update the detector correction data and the grating correction data independently from each other; and an image generation unit to generate an image based on the updated detector correction data and grating correction data and the second periodic pattern image. | 06-21-2012 |
20120163535 | GRID FOR RADIOGRAPHY AND REPAIRING METHOD THEREOF, AND RADIATION IMAGING SYSTEM - In a second grid, X-ray absorbing portions and X-ray transparent portions extending in a Y direction are alternately arranged in an X direction. After the manufacture of the second grid, a defective portion is detected in the second grid. A rectangular area to be cut out is set along the X and Y directions so as to enclose this defective portion. By cutting out the rectangular area, a cutout is formed. A micro grid, which is smaller than the cutout, is fitted into the cutout such that two adjoining sides of the micro grid are in contact with two adjoining sides of the cutout. A gap left between an outline of the cutout and the micro grid is filled with Sn—Pb as an X-ray absorbing material. | 06-28-2012 |
20120163536 | METHOD OF DISPLAYING IMAGE - In one embodiment, a method of displaying image in an imaging system is provided. The method comprises steps obtaining an image from an radiation detector, receiving a selection for orientation from a user, mechanically rotating the radiation detector based on the selection for orientation and performing a digital image rotation on the image complementing the mechanical rotation of the radiation detector such that the image is rotated to the orientation selected by the user and displaying the image. | 06-28-2012 |
20120163537 | RADIOGRAPHIC IMAGE OBTAINMENT METHOD AND RADIOGRAPHIC APPARATUS - In a radiographic apparatus, a radiation image detector or first and second gratings are structured in such a manner to be attachable to the radiographic apparatus and detachable therefrom. The radiographic apparatus includes a cassette attachment/detachment detection unit that detects attachment and detachment of the radiation image detector, or a grid attachment/detachment detection unit that detects attachment and detachment of the first and second gratings. The apparatus further includes a preliminary irradiation control unit that controls a radiation source so that preliminary irradiation for detecting a relative positional deviation between the first and second gratings and the radiation image detector is performed when attachment or detachment of the radiation image detector, or the first and second gratings has been detected. | 06-28-2012 |
20120170714 | METHODS AND APPARATUS FOR E-BEAM SCANNING - In one aspect, an x-ray scanning device is provided. The x-ray scanning device comprises a target adapted to convert electron-beam (e-beam) energy into x-ray energy, a detector array positioned to detect at least some x-rays emitted from the target, and a conveyer mechanism adapted to convey items to be inspected through an inspection region formed by the target and the detector array, wherein the target and the detector array are rotated out of alignment with each other such that x-rays emitted from the target impinge on diametrically positioned detectors of the detector array without passing through near-side detectors of the detector array. | 07-05-2012 |
20120170715 | X-RAY TUBE WITH A BACKSCATTERING ELECTRON TRAP - An x-ray tube has a backscatter electron trap to prevent extra focal radiation caused by backscattered electrons from the focal spot from passing through the beam exit window to an exterior of the x-ray tube. The backscatter electron trap has a surface that faces the x-ray beam in the x-ray tube. No portion of that surface is visible both from an arbitrary point in the x-ray beam outside of the x-ray tube and from an arbitrary point at the focal spot. | 07-05-2012 |
20120177178 | FLUOROSCOPY SYSTEMS AND METHODS - Fluoroscopy imaging systems including an X-ray generator, a detector, and control circuitry coupled to the detector are provided. The control circuitry may be adapted to receive a digital signal from the detector, to process the digital signal, and to communicate the processed digital signal to a monitor for display during a fluoroscopy imaging operation. The fluoroscopy imaging systems may also include a user interface having at least one configurable adjustment configured to enable a user to adjust one or more imaging parameters affecting the digital signal during the fluoroscopy imaging operation. The control circuitry is adapted to set at least one of a range of the configurable adjustment, a step size of the configurable adjustment, or a default value of the configurable adjustment based on input from the user via the user interface. | 07-12-2012 |
20120183123 | RADIATION IMAGING SYSTEM AND CONTROL METHOD THEREOF - A moiré fringe difference detector detects a change in moiré fringes occurring in first and second differential phase images between actual radiography and preliminary radiography, and calculates a characteristic amount corresponding to the change. This characteristic amount is a period of an artifact occurring in a corrected differential phase image, which is obtained by subtracting the second differential phase image captured in the preliminary radiography from the first differential phase image captured in the actual radiography. A system controller compares this period with a view size of an X-ray image detector. When the period is smaller than the view size, a message to suggest re-execution of the preliminary radiography is displayed on a monitor. When the preliminary radiography is re-executed, a new second differential phase image obtained by the re-execution of the preliminary radiography is subtracted from the first differential phase image, to produce a new corrected differential phase image. | 07-19-2012 |
20120183124 | GRID FOR RADIOGRAPHY, RADIATION IMAGE DETECTOR, RADIATION IMAGING SYSTEM, AND METHOD FOR MANUFACTURING GRID - Periodic electrodes in a pattern of many lines are formed on a first surface of a nonlinear single crystal substrate. The nonlinear single crystal substrate is put in a vacuum chamber, and heated with a heater. Then, high voltage is applied to the nonlinear single crystal substrate. Thus, the direction of spontaneous polarization of the nonlinear single crystal substrate is reversed in portions facing to the periodic electrodes, which are referred to as reversed portions. After the nonlinear single crystal substrate is bonded to a support substrate, only non-reversed portions of the nonlinear single crystal substrate are removed by wet etching, and grooves with a high aspect ratio are left between the remaining reversed portions. The grooves are filled with an X-ray absorbing material such as gold. The grooves filled with the gold compose X-ray absorbing portions of a grid, while the reversed portions compose X-ray transparent portions. | 07-19-2012 |
20120189098 | X-RAY SYSTEM AND METHOD WITH DIGITAL IMAGE ACQUISITION - An X-ray imaging system includes a digital X-ray detector configured to acquire X-ray image data without communication from a source controller and to send the X-ray image data to a portable detector control device for processing and image preview. The source controller is configured to command X-ray emissions of X-rays from an X-ray radiation source for image exposures. | 07-26-2012 |
20120189099 | X-RAY SYSTEM AND METHOD FOR PRODUCING X-RAY IMAGE DATA - An X-ray imaging method includes performing an X-ray exposure via an X-ray radiation source responsive to a source controller. The method also includes sampling X-ray image data via a digital detector without communication of timing signals from the source controller. The method further includes combining the sampled X-ray image data of at least one imaging frame or two or more imaging frames with at least one of the frames spanning a duration in which the exposure occurred, to produce X-ray image data capable of being reconstructed into a user-viewable image. | 07-26-2012 |
20120189100 | X-RAY SYSTEM AND METHOD FOR SAMPLING IMAGE DATA - An X-ray imaging method includes in a digital X-ray detector including an array of discrete picture elements each including a photodiode and a transistor, applying a first voltage to the transistors of the discrete picture elements. The method also includes preparing for acquisition of X-ray image data by sampling data from the discrete picture elements while applying a second voltage to the transistors of the discrete picture elements not then being sampled, the second voltage being more negative than the first voltage. The method further includes receiving X-ray radiation on the detector from a source. The method yet further includes sampling X-ray image data from the discrete picture elements while applying the second voltage to the transistors of the discrete picture elements not then being sampled. | 07-26-2012 |
20120189101 | RADIOGRAPHIC IMAGING APPARATUS AND RADIOGRAPHIC IMAGE DETECTOR - A radiographic imaging apparatus for obtaining a phase contrast image by using two gratings including a first grating and a second grating, wherein one of the first grating and the second grating includes a plurality of unit gratings arranged in a predetermined range corresponding to each pixel forming the phase contrast image, wherein the unit gratings are formed by sets of unit grating members extending in different directions from each other, and a pixel signal of each pixel of the phase contrast image is generated based on a plurality of detection signals detected by the pixel sections corresponding to the unit gratings in the predetermined range. | 07-26-2012 |
20120195404 | X-RAY IMAGING DEVICE AND CONTROL METHOD - An X-ray tube and a grid can be easily aligned. An X-ray imaging device of the present invention includes an imaging unit configured to capture an X-ray image, a first moving unit configured to move a grid relative to an imaging surface of the imaging unit, the grid being configured by lead foil strips disposed in an oblique array, an acquisition unit configured to acquire information indicating a focal position of the grid that has been moved by the first moving unit, and a second moving unit configured to move an X-ray irradiation unit configured to irradiate the imaging unit with X-rays to the focal position of the grid based on the information acquired by the acquisition unit. | 08-02-2012 |
20120201349 | GRID FOR USE IN RADIATION IMAGING AND GRID PRODUCING METHOD, AND RADIATION IMAGING SYSTEM - An X-ray transmissive substrate is etched to form a plurality of grooves, a plurality of X-ray transmitting sections, and a plurality of supporting portions. The grooves, formed between the X-ray transmitting sections, extend in Y direction and are arranged in X direction orthogonal to the Y direction. In the grooves, the supporting portions protrude from sides of the X-ray transmitting sections in the X direction and are arranged alternately in the Y direction. The supporting portions support the X-ray transmitting sections when the grooves are filled with an X-ray absorbing material through electroplating. The supporting portions prevent the X-ray transmitting sections from falling over due to waves of a plating liquid and uneven growth of the X-ray absorbing material. | 08-09-2012 |
20120201350 | RADIATION DETECTOR AND METHOD FOR MANUFACTURING THE SAME - Disclosed herein is a radiation detector including a photosensor and a capacitor. The radiation detector includes a plurality of photosensors having front and rear electrodes formed on front and rear surfaces thereof, an insulation layer formed on the rear surfaces of the photosensors, a plurality of data electrodes formed on the rear surface of the insulation layer, a plurality of signal electrodes formed on the front surfaces of the photosensors, and a capacitor formed including the rear electrode formed on the rear surface of the photosensor, the insulation layer formed on the rear surfaces of the rear electrodes, and the data electrodes formed on the rear surface of the insulation layer. | 08-09-2012 |
20120201351 | RADIOGRAPHIC IMAGING SYSTEM - There is provided a radiographic imaging system that has: a radiographic imaging device at which fluoroscopic imaging, that carries out capturing of radiographic images continuously, is possible; a radiation irradiating device that irradiates radiation in a pulse form with respect to the radiographic imaging device at a time of fluoroscopic imaging; and a controller that controls the radiation irradiating device such that radiation is pulse-irradiated at the radiographic imaging device with a proportion of an irradiation time period of radiation being set within a range of 12.5% to 80% with respect to each frame time period for capturing respective frame images according to a frame rate of fluoroscopic imaging, while capturing of radiographic images is carried out at the radiographic imaging device synchronously with the pulse irradiation. | 08-09-2012 |
20120201352 | METHOD FOR OBTAINING A 3D IMAGE DATASET OF AN OBJECT OF INTEREST - A method for obtaining a 3D image dataset of an object of interest is proposed. A plurality of 2D X-ray images are captured and a 3D reconstruction is carried out using filtered back projection. The projection parameters have been measured with the aid of a calibrating phantom, possibly using an interpolation or extrapolation of such measurements. A model of effect strings of the components in an X-ray imaging device is obtained, and the model parameters are identified based on imaging of a calibrating phantom. A projection matrix can then be calculated for any positions on any desired trajectories, without having to use imaging of a calibrating phantom at precisely that position and desired trajectory. | 08-09-2012 |
20120201353 | X-RAY GENERATING APPARATUS AND X-RAY IMAGING SYSTEM HAVING THE SAME - An X-ray imaging system that generates a large amount of X-rays sufficient for X-ray imaging and collimates X-rays in a direction parallel to each other at high density. The X-ray imaging system includes an X-ray generating apparatus to generate and emit X-rays, a detector to detect the X-rays emitted from the X-ray generating apparatus, and at least one collimator disposed between the X-ray generating apparatus and the detector to prevent dispersion of the X-rays emitted from the X-ray generating apparatus. | 08-09-2012 |
20120201354 | RADIOGRAPHIC IMAGING SYSTEM AND RADIOGRAPHIC IMAGING METHOD - A radiographic imaging system is capturing a radiographic image of a subject. The radiographic imaging system has a radiation detector that detects radiation from which the radiographic image is obtained, a radiation source that irradiates the radiation detector with the radiation, a partition that is disposed adjacent to the radiation detector and that locates the subject at a predetermined position relative to the radiation detector, a distance measuring unit that measures a distance between the partition and the radiation source, a tilt detecting unit that measures a tilt of the partition, and an image processor that corrects the captured radiographic image based on the distance between the partition and the radiation source obtained by the distance measuring unit and the tilt of the partition obtained by the tilt detection unit. | 08-09-2012 |
20120201355 | HANDHELD X-RAY SYSTEM INTERFACE WITH TRACKING FEATURE - In one embodiment, an X-ray system includes a handheld X-ray interface device. The handheld X-ray interface device includes a wireless interface for communicating with an imaging system and a tracking device configured to provide a location and/or to track movement of the handheld X-ray interface device relative to the imaging system, wherein the location or tracked movement of the handheld X-ray interface device is communicated to the imaging system as an input for at least one control function of the imaging system. | 08-09-2012 |
20120207273 | RADIOGRAPHIC APPARATUS - Disclosed is a radiographic apparatus including a detachable manipulation panel which includes a capturing device to generate X-rays and to irradiate the X-rays to a subject so as to capture the subject, a controller connected to the capturing device to control the capturing device, and a manipulation device mounted to the capturing device to allow an inspector to input commands to control the capturing device, wherein the manipulation device is detachably mounted to the capturing device and, in a state in which the manipulation device is separated from the capturing device, is connected to the controller using a wireless interface to control the capturing device. | 08-16-2012 |
20120207274 | X-RAY IMAGING SYSTEM AND POSITIONING METHOD OF THE SAME - Disclosed are an X-ray imaging system and a positioning method of the same that automatically measure a relative positional relationship between devices. According to an aspect, an X-ray imaging system may include: a movable imaging device having a sensor; one or more beacons; a controller configured to analyze position information recognized by the sensor, to compare a relative position between the imaging device and the one or more beacons and to determine a position of the imaging device based on a positional error; and a drive device configured to move the imaging device to the position determined by the controller. | 08-16-2012 |
20120207275 | STRUCTURE, METHOD OF MANUFACTURING THE SAME, AND IMAGING APPARATUS - A method of manufacturing a structure includes a step of preparing a substrate including a silicon section, recessed sections and protruding sections formed by etching the silicon section, and a first insulating layer disposed on top portions of the protruding sections; a step of forming second insulating layers on sidewalls and bottom portions of the recessed sections; a step of forming seed layers containing metal above the bottom portions of the recessed sections; and a step of forming plating layers in such a manner that the recessed sections are filled with metal by electroplating. The second insulating layers contain an organopolysiloxane having at least one of a partial structure represented by the following formula (1) and a partial structure represented by the following formula (2): | 08-16-2012 |
20120207276 | MOBILE RADIATION THERAPY - The invention provides techniques for diagnosing medical conditions and providing appropriate treatment at a patient's home residence. A mobile x-ray team can be dispatched to the patient's home residence. A technical team reviews patient data to determine a proper therapy plan. A mobile radiation therapy apparatus is dispatched to the patient's home as required by the therapy plan. The mobile radiation therapy apparatus includes a radiation source and shielding, and is capable of superficial radiation therapy and/or High Dose Rate (HDR), Low Dose Rate (LDR), and Medium Dose Rate (MDR) implant therapy and/or particle therapy. For HDR, LDR and MDR therapy, the mobile radiation therapy apparatus itself is a specialized radiation vault which the patient will enter. The technical team adjusts the therapy plan based on the additional analysis, and the mobile radiation therapy apparatus is dispatched in accordance with adjusted therapy plan. | 08-16-2012 |
20120213332 | RADIATION THERAPY SYSTEM WITH A TELESCOPIC ARM - A radiation therapy system includes a radiation therapy module having a cantilever arm, from which a therapeutic treatment beam is directable onto an object. The cantilever arm is secured on a kinematic control such that the cantilever arm may be rotated about an isocenter such that the therapeutic treatment beam may be directed from different angles onto the isocenter. The radiation therapy system includes an X-ray imaging device with at least one X-ray source and an X-ray detector. The X-ray source is configured as a single-tank X-ray generator and arranged in the cantilever arm such that X-radiation may be directed in a direction of the therapeutic treatment beam. A first end of a first telescopic arm is arranged rotatably on the cantilever arm. The X-ray detector is arranged on a second end of the first telescopic arm such that a diagnostic X-ray image of the object may be produced. | 08-23-2012 |
20120213333 | ADAPTIVE X-RAY CONTROL - Controlling the timing of acquiring x-ray images based on target movement. | 08-23-2012 |
20120219114 | RADIOLOGICAL IMAGE DETECTION APPARATUS AND RADIOGRAPHIC IMAGING CASSETTE - A radiological image detection apparatus includes: a radiological image detection apparatus main body including a scintillator that converts into fluorescence radiation emitted by way of a subject and a photodetecting unit provided on a radiation entrance side of the scintillator; and a support disposed on a radiation entrance side of the radiological image detection apparatus main body to support the subject, in which the photodetecting unit includes a thin film portion that detects the fluorescence as an electric signal and a reinforcing member that is provided on another side of the thin film portion with respect to its side facing the scintillator; and the reinforcing member and the support are bonded together and remain in close contact with each other along a joint plane therebetween. | 08-30-2012 |
20120219115 | RADIATION IMAGING APPARATUS AND RADIATION DETECTION SYSTEM - A radiation imaging apparatus includes a sensor which is placed in an internal space in the chassis and detects radiation. The apparatus includes a positioning mechanism which moves the sensor in the internal space to determine a position where radiation is detected, so as to change an area where radiation imaging is performed by detecting radiation using the sensor. | 08-30-2012 |
20120219116 | Optimization of the Source Firing Pattern for X-Ray Scanning Systems - The present application discloses a computed tomography system having non-rotating X-ray sources that are programmed to optimize the source firing pattern. In one embodiment, the CT system is a fast cone-beam CT scanner which uses a fixed ring of multiple sources and fixed rings of detectors in an offset geometry. It should be appreciated that the source firing pattern is effectuated by a controller, which implements methods to determine a source firing pattern that are adapted to geometries where the X-ray sources and detector geometry are offset. | 08-30-2012 |
20120219117 | X-RAY IMAGING APPARATUS AND CONTROL METHOD THEREFOR - An X-ray imaging apparatus suppresses X-ray irradiation outside an X-ray detection unit. An X-ray imaging apparatus according to this invention includes an X-ray irradiation unit which irradiates an object with X-rays, an X-ray detection unit movably provided with an imaging unit, a first irradiation field prediction unit which calculates an irradiation field by using the relative positional relationship between generation unit and imaging unit and aperture value of a collimator, a second irradiation field prediction unit which calculates an irradiation field based on the dose of X-rays generated by the generation unit and the X-ray dose distribution detected by the imaging unit, and a predicted irradiation field decision unit which decides, as a predicted irradiation field, a region including one or both of irradiation fields respectively calculated by the first and second irradiation field prediction units. | 08-30-2012 |
20120224670 | X-RAY IMAGE CAPTURING APPARATUS, X-RAY IMAGING SYSTEM AND X-RAY IMAGE CREATION METHOD - Disclosed is a novel X-ray image capturing apparatus to which the Talbot-Lau interferometer is applied. The apparatus includes: an X-ray source a multi slits element a first grating; a second grating; a driving section; a subject placing plate: and an X-ray detector, in which conversion elements to convert intensities of X-rays received thereby to electric signals, are arranged in a two-dimensional pattern so as to read the electric signals as image signals. The driving section moves the multi slits element relative to both the first grating and the second grating in a first direction orthogonal to a second direction of irradiating the X-rays, so that the X-ray detector repeats a processing for reading the electric signals converted from the intensities of X-rays received thereby, every time when the multi slits element moves at predetermined intervals so as to acquire the image signals representing Moire images captured at the predetermined intervals. | 09-06-2012 |
20120224671 | RADIATION INSPECTION APPARATUS AND INSPECTION METHOD FOR OBJECT SECURITY INSPECTION - The present invention relates to a radiation inspection apparatus for object security inspection, comprising: a ray generator configured to emit a ray, a collimator configured to collimate the ray emitted from the ray generator, and a detector configured to receive the collimated ray collimated by the collimator, wherein the collimated ray forms an irradiated area on the detector included by an effective detect area of the detector. The present invention also relates to a method of performing a security inspection to a body using a radiation inspection apparatus. With the above technical solutions, the present invention can achieve a low single inspection absorptive dose and a micro dose inspection while meeting inspection requirements to improve public radiation security. | 09-06-2012 |
20120230469 | RADIATION IMAGING APPARATUS AND METHOD FOR CONTROLLING THE SAME - A radiation imaging apparatus performs radiation image obtaining processing in accordance with an exposure instruction, and obtains a radiation image. Then the radiation imaging apparatus performs offset correction for the obtained radiation image, and displays it. The radiation imaging apparatus determines, in accordance with a predetermined criterion, whether or not offset images obtained by offset image obtaining processing are stable over time. Then, if it is determined that the offset images are not stable, offset correction is performed by using an offset image obtained by performing offset image obtaining processing, following the obtaining of the radiation image. If it is determined that the offset images are stable, the offset correction is performed by using an offset image obtained before the obtaining of the radiation image. | 09-13-2012 |
20120236991 | APPARATUS AND METHOD FOR IMAGE PROCESSING AND STORAGE MEDIUM - An image processing apparatus and method including executing high-pass filtering in a column direction on the pixel values of original image data read from a flat panel detector to obtain first image data, and subtracting a value obtained by converting each of the pixel values of the first image data in accordance with an absolute value of a statistic calculated from pixel values in the same pixel row of the first image data from the value of a corresponding pixel of the original image data to obtain processed image data. | 09-20-2012 |
20120236992 | SCANNING SYSTEM FOR DIFFERENTIAL PHASE CONTRAST IMAGING - The invention relates to the field of X-ray differential phase contrast imaging. For scanning large objects and for an improved contrast to noise ration, an X-ray device ( | 09-20-2012 |
20120250822 | X-Ray Imaging System and Method - An X-ray imaging system can include an X-ray source that projects a beam of X-ray radiation and an X-ray detector positioned to receive the beam of X-ray radiation at a location. The X-ray detector can include: (i) a monolithic substrate having a first side and a second side opposite the first side, (ii) a scintillation layer arranged upon the first side and including a first region and a second region, the first region having a first X-ray sensitivity and the second region having a second X-ray sensitivity different than the first X-ray sensitivity, and (iii) a photosensor array arranged upon the second side. The X-ray source and X-ray detector can be configured to adjust the location at which the X-ray detector receives the beam of X-ray radiation such that the location is primarily within the first region or the second region. | 10-04-2012 |
20120250823 | CALIBRATION OF DIFFERENTIAL PHASE-CONTRAST IMAGING SYSTEMS - The present invention relates to an X-ray imaging system and a method for differential phase—contrast imaging of an object. To improve calibration of differential phase—contrast imaging systems and the alignment of the gratings an X-ray imaging system is provided that comprises an X-ray emitting arrangement providing at least partially coherent X-ray radiation and an X-ray detection arrangement comprising a phase-shift diffraction grating, a phase analyzer grating, and an X-ray image detector, all arranged along an optical axis. For stepping, the gratings and/or the X-ray emitting arrangement are provided with at least two actuators arranged opposite to each other with reference to the optical axis. For calibration, calibration projections are acquired without an object, wherein, the emitted X-ray radiation or one of the gratings is stepwise displaced with a calibration displacement value. For examination, measurement projections are acquired with an object, wherein the emitted X-ray radiation or one of the gratings is stepwise displaced with a measurement, a calibration projection is associated to each of the measurement projections by registering the latter with the calibration projections. | 10-04-2012 |
20120257719 | SYSTEMS AND METHODS FOR USING AN INTENSITY-MODULATED X-RAY SOURCE - The present application is directed toward an X-ray scanning system having a plurality of detectors and a controller, where a) the controller is configured to receive and identify a minimum X-ray transmission level detected by at least one detector, b) the controller compares the minimum X-ray transmission level to at least one predetermined threshold transmission level, and c) based on said comparison, the controller generates an adjustment signal. The present application further comprises an X-ray source, where the X-ray source receives an adjustment signal and is configured to adjust an X-ray pulse duration based on the adjustment signal. | 10-11-2012 |
20120263274 | X-RAY IMAGING APPARATUS - An X-ray imaging apparatus which takes an image of an object to be detected, comprises: a first grating to form a periodic bright-dark pattern by a Talbot effect, based on an X-ray from an X-ray source; a second grating, disposed at a position where the bright-dark pattern is formed, to block a part of the bright-dark pattern; a detector to detect an X-ray intensity distribution of the X-ray which passed through the second grating; and a calculator to calculate phase information of the X-ray based on the detected X-ray intensity distribution, wherein the second grating includes a first region having a first blocking pattern and a second region having a second blocking pattern, and a direction in which the first blocking pattern blocks a bright section of the bright-dark pattern is different from a direction in which the second blocking pattern blocks the bright section of the bright-dark pattern. | 10-18-2012 |
20120269321 | SWITCHING OF ANODE POTENTIAL OF AN X-RAY GENERATING DEVICE - The present invention relates to X-ray generating technology in general. Providing X-radiation having multiple photon energies may help differentiating tissue structures when generating X-ray images. Consequently, an X-ray generating device that allows the switching of a potential of an electron collecting element versus an electron emitting element for providing different energy modes is presented. According to the present invention, an X-ray generating device is provided, comprising an electron emitting element ( | 10-25-2012 |
20120275563 | SYSTEM AND METHOD FOR ORIENTING AN X-RAY DETECTOR - The subject matter disclosed herein relates to X-ray imaging systems, and more specifically to digital X-ray imaging systems. In one embodiment, an imaging system includes an X-ray source configured to emit X-rays. The imaging system also includes an X-ray detector configured to detect the emitted X-rays and produce a corresponding electrical signal. The imaging system also includes a gantry configured to at least partially revolve the X-ray source and the X-ray detector about a primary rotational axis. The X-ray detector is coupled to the gantry so that a diagonal of the X-ray detector is oriented substantially perpendicular to the primary rotational axis. | 11-01-2012 |
20120275564 | RADIATION IMAGING APPARATUS - An X-ray imaging apparatus has first and second gratings, an X-ray image detector, and a differential phase image production section. The first grating passes X-rays emitted from an X-ray source to produce a first periodic pattern (G | 11-01-2012 |
20120275565 | METHOD OF DETECTING RADIATION SIGNALS FROM RADIATIONS IN DIFFERENT ENERGY BANDS AND APPARATUS THEREFOR - A radiation signal detection apparatus includes a filter unit configured to allow penetration of a component of radiation that passed through a subject, the filter unit including one or more unit filters configured to allow penetration of only a component in a predetermined energy band of the radiation, and a sensor unit, including one or more first unit sensors configured to convert only the component of the radiation for which the penetration is allowed by the unit filters into a first electric signal, one or more second unit sensors configured to convert a component in all energy bands of the radiation into a second electric signal, and a radiation signal detector configured to detect a first radiation signal and a second radiation signal by respectively using the first electric signal of the first unit sensors and the second electric signal of the second unit sensors. | 11-01-2012 |
20120275566 | SYSTEM AND METHOD FOR UNDERWATER RADIOGRAPHY - A system for subsea imaging comprises a first plate having an inner surface, an outer surface, and a cavity formed in the inner surface. In addition, the system comprises a phosphor imaging plate disposed in the cavity. Further, the system comprises a second plate having an inner surface facing the inner surface of the first plate and an outer surface facing away from the outer surface of the first plate. Still further, the system comprises a seal member disposed between the inner surface of the first plate and the inner surface of the second plate. The seal member extends around the perimeter of the cavity and is configured to seal the phosphor imaging plate and the cavity from intrusion water. | 11-01-2012 |
20120281809 | INDICATOR UNIT - In a method and device to visually indicate a marking location on a patient, an x-ray source generates an x-ray image in which the marking location is indicated. An optical source that emits a light beam has a coordinate system associated therewith, and a computerized coordinate transformation unit automatically determines coordinates of the optical source, in the coordinate system, that cause the light beam emitted thereby to pass through the same marking position indicated in the x-ray image, through which an x-ray beam emitted by the x-ray source also proceeds. | 11-08-2012 |
20120281810 | APPARATUS FOR CAPTURING RADIATION IMAGE, MEDICAL IMAGING SYSTEM, AND METHOD OF CAPTURING RADIATION IMAGE - An apparatus for capturing a radiation image of a subject including at least two materials includes a radiation irradiating unit configured to irradiate multi-energy radiation including at least two energy bands to a calibration model including a plurality of thicknesses of each of the at least two materials; an attenuation-coefficient estimating unit configured to estimate attenuation coefficients for each of the at least two materials for each of the at least two energy bands based on values obtained by passing the multi-energy radiation through the calibration model; and an energy-band determining unit configured to determine an optimal combination of at least two energy bands to be included in multi-energy radiation to be irradiated to the subject from a plurality of different combinations of at least two energy bands based on the estimated attenuation coefficients and the values obtained by passing the multi-energy radiation through the calibration model. | 11-08-2012 |
20120281811 | X-RAY IMAGING METHOD AND X-RAY IMAGING APPARATUS - There is provided an X-ray imaging method for reducing unnecessary components caused by a transmittance distribution of an object and unevenness in irradiation by a light source and accurately calculating a differential phase at the time of X-ray imaging by SDG. | 11-08-2012 |
20120281812 | X-RAY IMAGE DIAGNOSING APPARATUS - An embodiment includes an X-ray detecting section including an X-ray detector having a first visual field size and a high-resolution detector and having a second visual field size, an X-ray generating section for irradiating a subject with X-rays, an image processing section for generating a first X-ray image by means of the X-ray detector and a second X-ray image, a display section, a region defining section for displaying a spot corresponding to part of the second X-ray image or a region corresponding to the second X-ray image on the first X-ray image and specifying the position of the high-resolution detector by moving the spot or the region, a positional displacement calculating section for determining the coordinate difference between the center position of the first X-ray image and the position of the spot indicating the specified position and a move control section for controlling the top plate or the holding section. | 11-08-2012 |
20120288061 | RADIOGRAPHIC IMAGING DEVICE, RADIOGRAPHIC IMAGING SYSTEM, COMPUTER READABLE MEDIUM STORING PROGRAM FOR CONTROLLING RADIOGRAPHIC IMAGING DEVICE, AND METHOD FOR CONTROLLING RADIOGRAPHIC IMAGING DEVICE - The present invention provides a radiographic imaging device, radiographic imaging system, a program for controlling the radiographic imaging device, and a method for controlling the radiographic imaging device that may accurately detect start of irradiation of radiation even noises are generated by interference or the like. When radiation is irradiated, electric signals outputted from radiation detection pixels in charge accumulation period are detected by signal detection circuit during detection period. Control section determines whether time variation of the electric signals feature pre-specified characteristics of noise. If not, the start of the irradiation of radiation has been properly detected, the charge accumulation period continues, and radiographic image is imaged. However, if the electric signals feature the pre-specified characteristics, it is determined that the start of the irradiation of radiation has been misdetected, the charge accumulation period is stopped, and is switched to radiation detection period. | 11-15-2012 |
20120288062 | RADIATION IMAGING APPARATUS, AND CONTROL METHOD AND PROGRAM OF THE APPARATUS - An energy control unit continuously adjusts energy of radiations in one shot emitted by an X-ray irradiation unit. An X-ray detection unit generates a plurality of image data pieces in one shot by detecting the radiations whose energy is continuously adjusted and transmitted through a subject. An image classification unit classifies the plurality of image data pieces generated by the X-ray detection unit into image data generated by the radiations of a high energy side and image data generated by the radiations of a low energy side. An image subtraction unit performs weighting and subtraction on the image data generated by the radiations of the high energy side and the image data generated by the radiations of the low energy side. | 11-15-2012 |
20120294419 | REAL-TIME X-RAY MONITORING - A medical imaging system has a radiation source, a radiation sensor, a data-collection unit, and an imaging system. The radiation source has an opening to direct a collimated radiation beam in a direction towards a patient. The radiation sensor is disposed proximate the opening and within the collimated radiation beam to measure a fluence of the collimated radiation beam. The data-collection unit is disposed to collect radiation from the collimated beam after interaction with the patient. The imaging system is in communication with the data-collection unit and configured to generate an image of a portion of the patient from the collected radiation. | 11-22-2012 |
20120294420 | ANALYZING METHOD OF PHASE INFORMATION, ANALYZING PROGRAM OF THE PHASE INFORMATION, STORAGE MEDIUM, AND X-RAY IMAGING APPARATUS - An analyzing method for deriving phase information by analyzing a periodic pattern of moiré comprises steps of: subjecting at least a part of the periodic pattern of moiré to a windowed Fourier transform by a window function; calculating analytically, based on the moiré subjected to the windowed Fourier transform, information of a first spectrum carrying the phase information, and information of a second spectrum superimposed on the information of the first spectrum; and separating the information of the first spectrum from the information of the second spectrum, to derive the phase information. | 11-22-2012 |
20120294421 | X-RAY IMAGING APPARATUS AND X-RAY IMAGING METHOD - An X-ray imaging apparatus acquiring a differential phase contrast image of a test object without using a light-shielding mask for X-ray. The apparatus includes an X-ray source, a splitting element configured to spatially divide an X-ray emitted from an X-ray source and a scintillator configured to emit light when a divided X-ray beam divided at the splitting element is incident on the scintillator. The apparatus also includes a light-transmission limiting unit configured to limit transmitting amount of the light emitted from the scintillator and a plurality of light detectors each configured to detect the amount of light that has transmitted through the light-transmission limiting unit. The light-transmission limiting unit is configured such that a light intensity detected at each of the light detectors changes in response to a change in an incident position of the X-ray beam. | 11-22-2012 |
20120300903 | IMAGE PROCESSING APPARATUS AND X-RAY DIAGNOSIS APPARATUS - According to one embodiment, an image processing apparatus includes a storage unit, a specifying unit, an extraction unit and a setting processing unit. The storage unit stores first X-ray image data in which a blood vessel of an object is not visually enhanced, and second X-ray image data in which the blood vessel is visually enhanced. The specifying unit specifies a catheter image included in the first fluoroscopic image by performing image processing of the first X-ray image data. The extraction unit extracts a blood vessel region included in the second fluoroscopic image by performing image processing of the second X-ray image data. The setting processing unit sets a region of interest based on the position of end point of the catheter. | 11-29-2012 |
20120300904 | CHEST DIAGNOSTIC SUPPORT INFORMATION GENERATION SYSTEM - A chest diagnostic support information generation system includes: a radiography section which radiographs a chest portion of a subject; an image analysis section which generates a diagnostic support information based on an image data generated by the radiography section; and a display which displays the diagnostic support information, wherein the radiography section obtains a plurality of frame images which show a motion state of the chest of the subject, and the image analysis section includes: a breathing information generation section which generates the diagnostic support information relating to breathing of the subject based on a difference value of the pixel or the block corresponded with each other between image frames temporally adjacent among the plurality of frame images; and a blood flow information generation section which generates the diagnostic support information relating to blood flow of the subject based on a generated output signal wave form. | 11-29-2012 |
20120300905 | Method for obtaining image data with the aid of an x-ray image recording apparatus having a filter and an x-ray image recording apparatus - A method to optimally set a position of a form filter in an x-ray image recording apparatus is proposed. The x-ray image recording apparatus has an x-ray radiation source and an x-ray radiation detector. An x-ray image is firstly recorded in a first position of the form filter. A new position of the filter is then calculated and automatically set with the aid of the x-ray image. A new x-ray image is then recorded. With a minimal dose of a patient, the method enables low contrast images to be recorded for a minimal main dose of the patient, in particular in a sequence. | 11-29-2012 |
20120307970 | MULTISPOT X-RAY PHASE-CONTRAST IMAGING SYSTEM - A phase-contrast imaging system and method. An embodiment of the invention includes a plurality of X-ray emitters for transmitting X-rays through an object to a detector. Adjacent X-ray emitters may be activated at different times to prevent confounding of X-ray striking on the detector. Each X-ray emitter can be operated independently to provide different flux outputs for reducing overall patient dose. | 12-06-2012 |
20120307971 | Method and Apparatus for Power Control in an Image-Based Navigation System - An imaging system can include an imaging capturing portion, an image processing unit, a main power supply and a supplemental power supply. The image capturing portion can include a source that emits an emission signal towards a target to be imaged, and a receiver that receives the emission signal emitted by the source. The image processing unit can receive the received emission signal from the imaging capturing portion and generate image data based on the received emission signal. The main power supply can be coupled to the imaging capturing portion and the imaging processing unit for providing operational power thereto. The supplemental power supply can be coupled to the main power supply and the imaging processing unit. The supplemental power supply can be charged by the main power supply in a first mode and provide operational power to the imaging processing unit in a second mode. | 12-06-2012 |
20120307972 | Apparatus and Method for Electromagnetic Inspection of Cannula Alignment - A syringe inspection device and method for determining the position of a cannula in a cannula shield attached to a syringe. An electromagnetic radiation emitter is configured to emit electromagnetic radiation having a propagation axis. An electromagnetic radiation detector has an inspection window defined by a beam restrictor. A mount is configured to releasably retain the syringe between the emitter and the detector such that a longitudinal axis of the syringe is substantially coincident with the propagation axis. An image analyzer is operatively coupled to the detector. The image analyzer is configured to produce a syringe rejection signal when the cannula is irradiated and an electromagnetic image in the inspection window has two or less distinctly separate objects based on a contiguity of pixels having substantially like-valued intensity. | 12-06-2012 |
20120307973 | RADIOTHERAPY SYSTEM - The present embodiments relate to a radiotherapy system including a radiotherapy module and at least one X-ray imaging module. The radiotherapy module and the X-ray imaging module may be moved independently of each other. | 12-06-2012 |
20120307974 | X-RAY TUBE AND RADIATION IMAGING APPARATUS - An X-ray tube comprises: an envelope which has a cathode at one end and an anode at another end of a barrel of a tubular insulating tube and which has a sealed interior; an electron gun which is arranged inside the envelope and has a shape that protrudes from the cathode; and a target which is electrically connected to the anode and generates X-rays when being irradiated with electrons emitted from the electron gun. With reference to an end position that is a projection of a position of an end on the anode side of the electron gun onto an inner wall of the insulating tube, a mean wall thickness of the barrel is greater on the cathode side than on the anode side. | 12-06-2012 |
20120307975 | X-RAY IMAGING SYSTEM, X-RAY IMAGING METHOD, AND STORAGE MEDIUM - An X-ray imaging system includes an X-ray image receiving unit configured to convert a spatial intensity distribution of X-ray radiation which has passed through a subject into image data, a wireless base station configured to perform wireless communication with the X-ray image receiving unit, and a control unit configured to limit a communication possible range of the wireless base station when imaging by the X-ray image receiving unit is controlled with respect to the communication possible range when image data captured by the X-ray image receiving unit is communicated. | 12-06-2012 |
20120307976 | GRID FOR RADIATION IMAGING AND METHOD FOR PRODUCING THE SAME - A conductive substrate ( | 12-06-2012 |
20120314837 | RADIATION TRANSMISSION TYPE TARGET - A radiation transmission type target to be used for a radiation tube has a target metal | 12-13-2012 |
20120314838 | RADIATION IMAGING APPARATUS - A radiation imaging apparatus includes a grid holding unit including a grid for preventing scattering of X-rays, an imaging unit configured to capture an X-ray image, and a handle unit including a gripping handle. One of the grid holding unit, the imaging unit, and the handle unit includes a first detaching regulation unit configured to combine the grid holding unit and the imaging unit, a second detaching regulation unit configured to combine the imaging unit and the handle unit, a third detaching regulation unit configured to combine the grid holding unit and the handle unit, and an unlocking mechanism. | 12-13-2012 |
20120314839 | Method for Acquiring X-Ray Images - A buffer on detector elements of an X-ray radiation detector can be used, when acquiring a number of 2D X-ray image data records with the aid of an X-ray angiography system, to acquire 2D image data records at a relatively short interval one after the other with the aid of different X-ray spectra, to allow dual-energy imaging, which may be of particularly good quality. | 12-13-2012 |
20120321040 | Mannequins For Use In Imaging And Systems Including The Same - A mannequin may include a skin layer, an axis of rotation and a photon transmissive filler. The skin layer may include a contoured surface. The skin layer may have a thickness of less than about 10 mm. The contoured surface may be formed into a three-dimensional shape that substantially matches anatomy of a person or a statistical model representing a group of people. The axis of rotation may intersect the mannequin and may define a center for collection of X-ray images along a substantially circular path. The photon transmissive filler may be at least partially surrounded by the skin layer. The photon transmissive filler may have a an average specific gravity of less than about 0.5 g/cc. | 12-20-2012 |
20120321041 | METHODS AND APPARATUS FOR COLLIMATION OF DETECTORS - Methods and apparatus for collimation of detectors in an imaging system are provided. One an imaging system includes a radiation source configured to project radiation from a focal spot onto an object and a plurality of radiation detectors disposed around at least a portion of the object. The plurality of radiation detectors detect received radiation along a path projected from the focal spot to the plurality of detectors. The imaging system also includes a plurality of collimators positioned between the object and the plurality of detectors, wherein the collimators have a tapered configuration. | 12-20-2012 |
20120321042 | X-RAY IMAGING APPARATUS AND X-RAY IMAGING METHOD - Provided is an X-ray imaging apparatus and an X-ray imaging method that offer an alternative for a refraction contrast method. | 12-20-2012 |
20120321043 | RADIATION IMAGE CAPTURING SYSTEM - A radiation image capturing system including a CR cassette and a FPD cassette, and when the radiation image capturing is started without either of the cassettes being loaded, the radiation generating apparatus is set for the CR cassette and when the icon of the FPD cassette is selected, the radiation generating apparatus is set for the FPD cassette. | 12-20-2012 |
20120321044 | RADIATION IMAGE CAPTURING SYSTEM - A radiation image capturing system including a CR cassette and a FPD cassette, and the icon corresponding to the bucky device is displayed in a different manner according to the type of cassette loaded on the bucky device. When the icon of the bucky device showing that the FPD cassette is loaded is selected, the icon corresponding to the FPD cassette does not need to be selected. | 12-20-2012 |
20120328076 | SYSTEMS AND METHODS FOR FOCAL SPOT MOTION CORRECTION - Systems and methods for focal spot motion correction are provided. One system includes a radiation source configured to project radiation from a first focal spot onto an object and a plurality of radiation detectors disposed around at least a portion of the object. The plurality of radiation detectors measure received radiation along a path projected from the first focal spot to the plurality of detectors. The imaging system further includes an imaging region from which the detectors provide image information for image reconstruction and a plurality of collimators positioned between the object and the plurality of radiation detectors. At least one collimator at a first end of the plurality of collimators and at least one collimator at second end of the plurality of collimators are aligned to a second focal spot different than the first focal spot and having a different location. | 12-27-2012 |
20120328077 | MULTIPLANE MEDICAL IMAGING SYSTEM - A multiplane medical imaging system is provided. The multiplane medical imaging system comprises a first X-ray machine and a second X-ray machine, each X-ray machine comprising an X-ray tube and an X-ray detector, wherein the first and second X-ray machines each comprise respective mobile automatic devices on which the respective X-ray tubes and the respective X-ray detectors are mounted in order to control the movement of the first and second X-ray machines. | 12-27-2012 |
20120328078 | RADIOGRAPH ACQUISITION DEVICE, RADIOGRAPHIC IMAGING SYSTEM, AND RADIOGRAPHIC IMAGING METHOD - The disclosed radiograph acquisition device has: a selection unit that selects one radiation detection device from among a plurality of radiation detection devices that can convert radiation to radiographs; and an acquisition unit that acquires the radiograph of one radiation detection device when radiation is radiated at a subject, and the radiograph of at least one other radiation detection device aside from the one radiation device among the plurality of radiation detection devices. | 12-27-2012 |
20130003926 | RADIOGRAPHIC IMAGING DEVICE, RADIOGRAPHIC IMAGING SYSTEM, COMPUTER READABLE MEDIUM STORING DISCONNECTION DETECTION PROGRAM, AND DISCONNECTION DETECTION METHOD - The present invention provides a radiographic imaging device, a radiographic imaging system, a computer readable medium storing disconnection detection program and a disconnection detection method that may detect disconnected specific signal lines even when the charge amount output from a single pixel is small. Namely, a bias voltage is applied to pixels, and offset charges due to leak current of sensor portions (photodiodes) are accumulated. The gates of pixel TFT switches are switched ON in sequence, and electric signals are output corresponding to the accumulated offset charges. A control section detects a cumulative value of the offset charge amount based on the electric signals. The detected cumulative value is then compared to a predetermined disconnection detection threshold value and disconnected signal lines are detected when the cumulative value is less than the threshold value. | 01-03-2013 |
20130003927 | X-RAY IMAGING APPARATUS - An X-ray imaging apparatus is provided. The apparatus includes an X-ray sensor unit that detects X-rays, and a control unit that controls driving of an X-ray generator and the X-ray sensor unit. The control unit performs alignment imaging for imaging a still image of a subject. The still image is used as a reference for alignment of at least one of the X-ray generator and the X-ray sensor unit. After the alignment imaging, the control unit performs main imaging for imaging a moving image of the subject. The alignment imaging and the main imaging are performed under the same driving condition of the X-ray sensor unit. | 01-03-2013 |
20130003928 | MULTIFRAME X-RAY DETECTOR FOR IMAGING SYSTEM WITH DISTRIBUTED X-RAY SOURCES - Device and method for synchronously switching activating a first and second charge accumulation section ( | 01-03-2013 |
20130003929 | ADAPTIVE SCANNING IN AN IMAGING SYSTEM - An imaging system exposes an object within a region to a beam of penetrating radiation. The beam of penetrating radiation is sensed on a side opposite the region from a source of the beam. An attenuation of the beam caused by passing the beam through the object is determined, the attenuation is compared to a threshold attenuation. If the attenuation exceeds the threshold attenuation, a parameter of the imaging system is adjusted based on the determined attenuation. | 01-03-2013 |
20130010925 | X-RAY IMAGING APPARATUS HAVING VIBRATION STABILISING MEANS, AND METHOD FOR OPERATING SUCH AN X-RAY IMAGING APPARATUS - An X-ray imaging apparatus is provided. The X-ray imaging apparatus comprises an imaging assembly mounted on a rotary arm, the imaging assembly comprising an X-ray source and an X-ray detector coupled to the rotary arm so that X-rays emitted by the X-ray source are incidental to the X-ray detector. The X-ray imaging apparatus further comprises a first vibration measurement device coupled to the X-ray source and a second vibration measurement device coupled to the X-ray detector, and a first actuator and a second actuator configured to move the X-ray source and the X-ray detector to suppress'at least one component of the vibrations measured by the first and second vibration measurement devices. | 01-10-2013 |
20130010926 | RADIATION DETECTION DEVICE, RADIOGRAPHIC APPARATUS AND RADIOGRAPHIC SYSTEM - A radiographic system includes an X-ray source, a first transmission type grating, a second transmission type grating, a scanning mechanism, and a flat panel detector, and an arithmetic processing section. The first transmission type grating is constituted by connecting a plurality of first grating pieces in a first direction, and the second transmission type grating is constituted by connecting a plurality of second grating pieces in the first direction. In projection onto the flat panel detector with the focus of the X-ray source as a viewpoint, at least one pixel is interposed between each pixel of the flat panel detector onto which a connection point of two adjacent first grating pieces is projected and each pixel onto which a connection portion of two adjacent second grating pieces is projected. | 01-10-2013 |
20130016810 | RADIATION GENERATING APPARATUS AND RADIATION IMAGING APPARATUSAANM Tamura; MikiAACI Kawasaki-shiAACO JPAAGP Tamura; Miki Kawasaki-shi JPAANM Aoki; ShujiAACI Yokohama-shiAACO JPAAGP Aoki; Shuji Yokohama-shi JPAANM Yanagisawa; YoshihiroAACI Fujisawa-shiAACO JPAAGP Yanagisawa; Yoshihiro Fujisawa-shi JPAANM Ueda; KazuyukiAACI TokyoAACO JPAAGP Ueda; Kazuyuki Tokyo JP - In a radiation imaging apparatus which comprises an envelope which has a first window for transmitting a radiation and is filled with an insulating liquid, a radiation tube in the envelope which has, at a position facing the first window, a second window for transmitting the radiation, and a shielding member, a solid insulating member is arranged between the shielding member and the inner wall of the envelope, an opening is formed at a position on the insulating member corresponding to the first window, and a shortest distance from the shielding member to the first window or the inner wall of the envelope through the opening of the insulating member without the insulating member is made longer than a shortest distance from the shielding member to the first window or the inner wall of the envelope through the insulating member, thereby improving withstand voltage performance without reducing an radiation amount. | 01-17-2013 |
20130016811 | RADIATION GENERATING APPARATUS AND RADIATION IMAGING APPARATUSAANM Ueda; KazuyukiAACI TokyoAACO JPAAGP Ueda; Kazuyuki Tokyo JPAANM Aoki; ShujiAACI Yokohama-shiAACO JPAAGP Aoki; Shuji Yokohama-shi JPAANM Yanagisawa; YoshihiroAACI Fujisawa-shiAACO JPAAGP Yanagisawa; Yoshihiro Fujisawa-shi JPAANM Tamura; MikiAACI Kawasaki-shiAACO JPAAGP Tamura; Miki Kawasaki-shi JP - In a construction having a radiation tube in an envelope filled with an insulating liquid, a radiation generating apparatus which realizes a miniaturization of the apparatus, an improvement of a withstanding voltage between the envelope and the radiation tube, and a decrease in attenuation amount of the radiation and a radiation imaging apparatus using the radiation generating apparatus are provided. The radiation generating apparatus has an envelope | 01-17-2013 |
20130016812 | RADIATION GENERATING APPARATUS AND RADIATION IMAGING APPARATUS USING THE SAMEAANM Yanagisawa; YoshihiroAACI Fujisawa-shiAACO JPAAGP Yanagisawa; Yoshihiro Fujisawa-shi JPAANM Ueda; KazuyukiAACI TokyoAACO JPAAGP Ueda; Kazuyuki Tokyo JPAANM Tamura; MikiAACI Kawasaki-shiAACO JPAAGP Tamura; Miki Kawasaki-shi JPAANM Aoki; ShujiAACI Yokohama-shiAACO JPAAGP Aoki; Shuji Yokohama-shi JP - A radiation generating apparatus | 01-17-2013 |
20130022168 | MULTIPLE-ENERGY X-RAY IMAGING SYSTEM AND CONTROL METHOD FOR THE SAME - A multiple-energy X-ray imaging apparatus and a method obtain a plurality of X-ray images when the heart of a patient is in the same phase by measuring the electrocardiogram of the patient. A sensor is installed on a handle or a foot stool to measure the electrocardiogram when the patient grips the handle or makes contact with the foot stool without having to attach an electrode to the body of the patient, which removes the inconvenience in measuring the electrocardiogram. | 01-24-2013 |
20130022169 | RADIATION DETECTING DEVICE - Provided is a radiation detecting device, including: a scintillator which emits light when radiation is irradiated thereto; and a photosensor array having light receiving elements for receiving the emitted light which are two-dimensionally arranged, in which: the scintillator has a phase separation structure for propagating the light emitted inside the scintillator in a light propagating direction, the phase separation structure being formed by embedding multiple columnar portions formed of a first material in a second material; the radiation is irradiated to the scintillator from a direction which is not in parallel to the light propagating direction; and the light emitted inside the scintillator is propagated through the scintillator in the light propagating direction and is received by the photosensor array which is placed so as to face an end face of the scintillator. | 01-24-2013 |
20130022170 | DUAL-ENERGY X-RAY IMAGING SYSTEM AND CONTROL METHOD FOR THE SAME - A dual-energy X-ray imaging apparatus and a method obtain dual-energy X-ray images by sequentially radiating an X-ray of a first energy and a X-ray of a second energy to an object, with the intensity and the quantity of the second energy adjusted using brightness information of the first energy X-ray image for the object so that a precise X-ray image representing the characteristics of the object is obtained and a precise diagnosis is achieved. | 01-24-2013 |
20130022171 | APPARATUS FOR ALIGNMENT OF MULTILAYER FILM MIRRORS FOR MONOCHROMATIC X-RAY GENERATOR AND X-RAY IMAGE DETECTING METHOD USING THE SAME - The present disclosure relates to an apparatus for alignment of multilayer film mirrors for a monochromatic X-ray generator and an X-ray image detecting method using the same. The apparatus for alignment of multilayer film mirrors for a monochromatic X-ray generator includes a collimator disposed between an X-ray generating unit and a detector and aligning them and limiting the radiation direction of X-ray to provide an optimum incident angle to multilayer film mirrors generating the monochromatic X-ray from the X-ray. | 01-24-2013 |
20130028378 | DIFFERENTIAL PHASE CONTRAST X-RAY IMAGING SYSTEM AND COMPONENTS - A differential phase contrast X-ray imaging system includes an X-ray illumination system, a beam splitter arranged in an optical path of the X-ray illumination system, and a detection system arranged in an optical path to detect X-rays after passing through the beam splitter. | 01-31-2013 |
20130028379 | Enhanced resolution imaging systems for digital radiography - The invention provides methods and apparatus for enhanced PCI and dual-use radiation imaging systems. In one implementation high resolution storage phosphor plate radiation detector (an area detector) is employed for conventional attenuation radiation imaging and/or PCI (including conventional PCI and coded aperture PCI). Slit and slot scan implementations for dual-use systems are introduced. Dedicated single and dual-use slit and slot scan system for conventional attenuation imaging and PCI are described that employ face-on or edge-on detectors. Slit and slot scan systems that employ area detectors are described. Edge-on, structured cell detector designs are described. Applications of edge-on structured cell detectors for CT, Nuclear Medicine, PET, and probe detectors are described. | 01-31-2013 |
20130028380 | IMAGING SYSTEM FOR IMAGING FAST-MOVING OBJECTS - An imaging system intended for imaging fast-moving objects, comprising an X-ray source, a scintillating screen, a shutter and a detector of the beam emitted by the shutter, and a processing unit connected to the detector, where the shutter is positioned between the scintillator screen and the detector, and a support for the object to be observed is positioned downstream from the X-ray source and upstream from the scintillator screen, where the shutter is a shutter which can be controlled at high frequencies, for example higher than approximately 1 kHz, where the shutter is fixed and the transmission of the signal originating from the scintillator screen towards the detector is controlled by electrical polarisation means controlled by a control unit. | 01-31-2013 |
20130028381 | X-RAY IMAGING APPARATUS AND METHOD OF OPERATING THE SAME - An apparatus including a scintillator panel which absorbs X-rays radiated from an X-ray generator and converts the X-rays into visible light; an image detector including a plurality of pixels arranged in a matrix array and charging the plurality of pixels with electric charges proportional to intensity of the visible light converted by the scintillator panel; a gate driver which selects a line in the image detector and applies a drive signal to pixels in the selected line; an automatic exposure request signal generator which generates an automatic exposure request signal as a trigger signal informing of X-ray radiation through detection of X-rays radiated from the X-ray generator; and a controller which controls a time point of performing an exposure operation depending on a state of the drive signal applied to the pixels of the selected line in response to the automatic exposure request signal is disclosed. | 01-31-2013 |
20130028382 | METHOD FOR DETECTING THE TRUE COINCIDENCE OF TWO CHARGE PULSES ON ADJACENT PICTURE ELEMENTS, X-RAY DETECTOR AND X-RAY IMAGE RECORDING APPARATUS - With the aid of discriminators on a picture element of an X-ray detector, digital outputs are generated that indicate energy intervals to which X-ray quanta are allocated. If this occurs for adjacent picture elements, a distinction may be made between true coincidences, in which k-fluorescence photons play a part, and random coincidences in which two primary quanta randomly strike adjacent picture elements. The energy of the primary quantum may also be at least roughly reconstructed in the case of true coincidences. An energy-triggering measurement may thereby be provided to the extent that different materials of a picture object should be distinguished. | 01-31-2013 |
20130028383 | DENTAL RADIOLOGY APPARATUS AND SIGNAL PROCESSING METHOD USED THEREWITH - A dental radiology apparatus having: an intraoral sensor comprising a detector including an active pixel array produced using biCMOS technology and converting a received x-ray into at least one analog electrical output signal; an electronic module encapsulated in a case and which has at least one detector activation device, the module linked to the sensor for the transmission to the sensor of a detector activation signal generated in the module and for the transmission to the module of the at least one analog electrical output signal, the module having analog-digital means for converting the at least one analog electrical output signal into at least one digital output signal. A remote processing and display unit of the at least one digital output signal is linked to the electronic module to ensure the transmission to the unit of the at least one digital output signal. | 01-31-2013 |
20130028384 | AUTOMATIC POSITIONING OF ABSORPTION MEANS IN X-RAY IMAGE ACQUISITION - The present invention relates to automatic absorption means positioning in X-ray image acquisition. To improve image quality and to optimize the radiation exposure of an object, optimal position for X-ray absorption means is provided. A first sequence ( | 01-31-2013 |
20130034207 | RADIATION GENERATING APPARATUS AND RADIATION IMAGING APPARATUS - The present invention relates to a radiation generating apparatus which includes an envelope provided with a first window through which radiation is transmitted, a radiation tube housed in the envelope and provided with a second window through which the radiation is transmitted, the second window being located at a position opposite the first window, and an insulating fluid adapted to fill between the inner wall of the envelope and the radiation tube. Plural plates are arranged side by side between the first window including its periphery and the second window including its periphery by overlapping one another via gaps. The gaps is formed among the plates, thereby the withstanding voltage between the first window and second window is made larger. | 02-07-2013 |
20130034208 | DEVICE USING X-RAYS TO HIGHLIGHT SOFT-TISSUE PARTS IN MEDICAL RADIOTHERAPY - A device and method for using X-rays to highlight soft-tissue parts in medical imaging are provided. The device may be implemented in radiotherapy equipment or used in radiotherapy. A control of the radiation dose needed for the therapy may involve phase-contrast imaging using X-rays to highlight soft-tissue parts. The result of the imaging by highlighting soft-tissue parts can be used for real-time and non-real-time planning of therapy and for adapting the treatment plan or the radiation dose. The radiation dose control may include anatomical imaging for locating tumours before, during and after irradiation and/or real-time adaptation of the treatment plan based on imaging that highlights soft-tissue parts. The positioning and arrangement of the combination of X-ray sources and detector in such a radiotherapy apparatus and of an accelerator may be independent of one another. The accelerator makes it possible to cover the entire body of the patient with X-rays. | 02-07-2013 |
20130034209 | X-RAY IMAGING APPARATUS - Provided is an X-ray imaging apparatus having simple configuration and obtaining differential phase contrast images in two directions crossing each other without rotating the diffraction grating and the masking grating. The apparatus including: a diffraction grating diffracting X-rays; a masking grating masking portions rays and transmitting portions are two-dimensionally arranged to partially mask bright zones of the interference pattern; a moving device changing the relative position between the interference pattern and the masking grating; a detector detecting the intensity distribution of the X-rays transmitted through the masking grating; and a calculator calculating a differential phase contrast image or a phase contrast image of a subject, the calculator being configured to calculate the differential phase contrast image or the phase contrast image in each of two mutually crossing directions on the basis of results of detection performed a plurality of times by the detector. | 02-07-2013 |
20130034210 | SOLVENT/POLYMER SOLUTIONS AS SUSPENSION VEHICLES - A nonaqueous, single-phase vehicle that is capable of suspending an active agent. The nonaqueous, single-phase vehicle includes at least one solvent and at least one polymer and is formulated to exhibit phase separation upon contact with an aqueous environment. The at least one solvent may be selected from the group consisting of benzyl benzoate, decanol, ethyl hexyl lactate, and mixtures thereof and the at least one polymer may be selected from the group consisting of a polyester, pyrrolidone, ester of an unsaturated alcohol, ether of an unsaturated alcohol, polyoxyethylenepolyoxypropylene block copolymer, and mixtures thereof. In one embodiment, the at least one solvent is benzyl benzoate and the at least one polymer is polyvinylpyrrolidone. A stable, nonaqueous suspension formulation that includes the nonaqueous, single-phase vehicle and an active agent, and a method of forming the same, are also disclosed. | 02-07-2013 |
20130039464 | RADIATION IMAGING APPARATUS AND METHOD FOR CONTROLLING RADIATION IMAGING APPARATUS - A radiation imaging apparatus includes a C-arm, a radiation source configured to irradiate a subject with radiation, and a two-dimensional detection device configured to detect the radiation having passed through the subject. The radiation source and the two-dimensional detection device are arranged to face each other across the C-arm, and at least one of the radiation source and the two-dimensional detection device is attached to the C-arm via a sub-arm that is rotatably connected to a frame of the C-arm. | 02-14-2013 |
20130039465 | X-RAY APPARATUS - A controller determines a lower edge position of an imaging area of an image combined in long-length imaging through light illumination from a line marker. Thereby the controller performs control such that light from the line marker is switched off beyond an area, set in advance, capable of being imaged upon determination of the imaging area. Consequently, an operator just performs operation while looking at only light from the line marker upon determination of the imaging area, which achieves easy operation. As a result, operation upon determination of the imaging area can be facilitated. | 02-14-2013 |
20130039466 | X-RAY IMAGING APPARATUS - To provide an X-ray imaging apparatus capable of easily adjusting the sensitivity or capable of easily extracting the amount of refraction of X-rays. | 02-14-2013 |
20130039467 | MEDICAL X-RAY IMAGING APPARATUS WITH AN EXAMINATION BORE - The invention relates to a medical x-ray imaging apparatus which includes a support construction ( | 02-14-2013 |
20130039468 | DYNAMIC RADIOGRAPHING SYSTEM - A dynamic radiographing system enables determination of an evaluation value of the heart function of a subject by plain radiography. The dynamic radiographing system comprises a radiographing apparatus, an image processing apparatus, and a console for diagnosis. The radiographing apparatus dynamically radiographs the heart of a subject and creates radiographs in plural time phases (Step S | 02-14-2013 |
20130044859 | X-RAY IMAGING DEVICE - When performing an examination or a treatment that requires a high-quality image, the operator operates the foot switch with his or her foot, to increase the magnitude of depression of the foot switch. This increases the x-ray dose per unit time that is emitted towards the examination patient, making it possible to obtain a high quality captured image Or transparent image. In contrast, when, for example, directing a. catheter to a target position, the operator reduces the magnitude of depression of the foot switch by operating the foot switch with his or her foot. This makes it possible to reduce the dose with which the examination patient is exposed, by reducing the x-ray dose per unit time that is emitted toward the examination patient. | 02-21-2013 |
20130044860 | SYSTEMS AND METHODS FOR MAKING AND USING MULTI-BLADE COLLIMATORS - Systems and methods for making and using a multi-blade collimator device are described herein. The collimator device can include a base member, a rotational member, and multiple X-ray-attenuating blades that fit together to define an aperture. The blades are typically disposed between the base member and rotational member. Additionally, the blades can be mechanically connected to or interfaced with the base member and the rotational member so that when the rotational member is rotated with respect to the base member, the blades move and cause the aperture to change in size. The aperture can be any shape, including polygonal, square, or rectangular. While the aperture's size can be increased and decreased, the shape and orientation of the aperture can remain substantially constant. The collimator can contain a single layer of blades or multiple layers of blades. Other embodiments are described. | 02-21-2013 |
20130044861 | METHOD FOR ACQUIRING MORPHOLOGY OF A BREAST - An imaging method performed by a device comprising an X-ray emitting source, a receiver positioned facing the source, and a support on which a subject or organ to be imaged is positioned, the method comprises defining a first set of orientations of the source and a second set of orientations of the source, and acquiring images at the defined orientations of the source, wherein if the first set of orientations comprises an orientation that the second set of orientations does not comprise, only one image is acquired at the orientation, and if both the first set of orientations and the second set of orientations comprise the same orientation, at least two images are acquired at distinct acquisition parameters at the orientation. | 02-21-2013 |
20130044862 | RADIATION DETECTION DEVICE, RADIATION IMAGE ACQUIRING SYSTEM, AND METHOD FOR DETECTING RADIATION - An X-ray image acquiring system capable of improving the detection accuracy of a foreign substance contained in a subject is provided. An X-ray image acquiring system irradiates X-rays to a subject having a predetermined thickness from an X-ray source, and detects X-rays transmitted through the subject in a plurality of energy ranges. The X-ray image acquiring system includes a low-energy detector for detecting, in a low-energy range, X-rays having been transmitted through a region R | 02-21-2013 |
20130058453 | RADIOGRAPHY SYSTEM AND RADIATION SOURCE CONTROLLER - A source controller unit for controlling an x-ray source is provided with a detection signal interface for receiving detection signals from detective pixels of an electronic cassette or an integrated value of the detection signals only, or an interface for receiving a radiation stopping signal only. The source controller unit receives other radiation signals than the radiation stopping signal, such as a radiation admitting signal, through a radiation signal interface. The source controller unit uses the detection signals, the integrated value thereof, or the radiation stopping signal as exposure control signals for stopping radiation from the x-ray source. Since the exposure control signals are received on the specific interface therefor, the source controller unit does not need signal sorting operation nor receive different kinds of signals at the same time, improving the speed of radiation stopping procedure. | 03-07-2013 |
20130058454 | RADIOGRAPHIC SYSTEM, AUTOMATIC EXPOSURE CONTROL METHOD OF RADIOGRAPHIC SYSTEM, AND RADIOLOGICAL IMAGE DETECTOR - When an AEC sensor is changed, the same AEC as before changing the AEC sensor is carried out without modifying an existing apparatus. A storage and search unit of a console acquires a source ID and searches for and extracts position information of a detection field of an old AEC sensor corresponding to the acquired source ID from source information of a storage device. An electronic cassette includes plural detection pixels as a new AEC sensor short-circuited to signal lines without passing through TFTs in the same imaging plane as pixels. A detection field selecting circuit of an AEC unit of the electronic cassette selects a detection signal from the detection pixel existing at the position of the detection field of the old AEC sensor among the detection signals of the plural detection pixels. | 03-07-2013 |
20130058455 | RADIOGRAPHING SYSTEM, METHOD OF CONTROLLING AUTOMATIC EXPOSURE IN RADIOGRAPHING SYSTEM, AND RADIOLOGICAL IMAGE DETECTION DEVICE - A compensation circuit | 03-07-2013 |
20130058456 | RADIOGRAPHING SYSTEM, METHOD OF CONTROLLING AUTOMATIC EXPOSURE IN RADIOGRAPHING SYSTEM, AND RADIOLOGICAL IMAGE DETECTION DEVICE - A comparison circuit | 03-07-2013 |
20130058457 | RADIOGRAPHIC SYSTEM, AUTOMATIC EXPOSURE CONTROL METHOD OF RADIOGRAPHIC SYSTEM, AND RADIOLOGICAL IMAGE DETECTOR - A storage and search unit of a console acquires a source ID of an X-ray source and searches for and extracts a type corresponding to the acquired source ID from source information of a storage device. In the case of an installation convenience preference type in which convenience in connection between a source controller and an electronic cassette is preferred, a detection signal from a detection pixel of an FPD of the electronic cassette is output from a detection signal I/F of the electronic cassette to a detection signal I/F of the source controller. In the case of an installation convenience non-preference type, an irradiation stop signal based on the comparison result of the integrated value of the detection signal from the detection pixel with an irradiation-stop threshold is output from an irradiation signal I/F of the electronic cassette to an irradiation signal I/F of the source controller. | 03-07-2013 |
20130058458 | RADIOGRAPHIC IMAGING DEVICE AND DETECTOR FOR A RADIOGRAPHIC IMAGING DEVICE - An X-ray detecting apparatus for the detection and localisation of ionising X-ray or gamma radiation in radiography, the apparatus comprising: an X-ray detector including: conversion means for converting incident x-ray photons of an incident x-ray photon beam into detectable electrical charges; and amplification means for amplifying the electrical charges in the detector by an non-linear amplification gain factor the non-linear amplification gain being characterised by a decrease in amplification gain at high fluxes of incident x-ray photons; and amplification gain adjustment means configured to vary the amplification gain of the amplification means according to the emission parameters of an x-ray source providing the incident x-ray photon beam for the radio-graphic examination to be performed and/or the transmitted beam received by the detector from the x-ray source via the subject being imaged. A radiographic imaging device and a method of operating the radiographic imaging device are also presented. | 03-07-2013 |
20130058459 | IMAGING APPARATUS AND METHOD - An imaging apparatus has an emission device to emit X-rays and a detection device to detect X-rays. A detector collimator is located between the patient space and the detection device. The emission device and detection device operate while translating along a displacement axis, to take a plurality of acquisitions. The imaging apparatus has a setting device to modify a dimension of a collimator slit. | 03-07-2013 |
20130064345 | RADIOGRAPHY IMAGE CAPTURING AND PATIENT LIMB POSITIONING ASSEMBLY AND METHOD OF OBTAINING A RADIOGRAPHIC IMAGE OF A PATIENT - A radiography image capturing and patient limb positioning assembly and method of obtaining a radiographic image of a patient is provided. The assembly includes a radiolucent patient limb positioning member configured to substantially contour to a portion of a patient's body. Further, the assembly includes a housing configured to receive a radiography image capturing media, wherein the housing is operably fixed to the radiolucent member. The method includes positioning the assembly in substantially contoured relation with a portion of the patient's body. Then, releasing the assembly so that it is automatically maintained in position through engagement with the patient's body. Further, directing x-rays through the region of the patient to be imaged, through the radiolucent member and onto the radiographic image capturing media. | 03-14-2013 |
20130064346 | MOTION-BASED RADIOGRAPH INTERLOCK SYSTEMS, STRUCTURES, AND PROCESSES - A motion-based interlock apparatus, system, and method prevent an x-ray source in an x-ray machine from activating if the current relative motion between the x-ray source and an image receptor would compromise the quality of the resulting plain radiograph. The system activates the interlock based on either or both of the velocity and acceleration of the tubehead, as measured by instrumentation corresponding to any of the tubehead, the extension arm, or off board the x-ray machine. The system may preferably compare the measured motion against one or more acceptable motion thresholds. If the measured motion exceeds one or more of the acceptable motion thresholds, exposure may preferably be delayed until the motion of the tubehead subsides. By ensuring that the image is not exposed while the tubehead is moving substantially, the quality of the resultant radiograph is improved. | 03-14-2013 |
20130064347 | MEDICAL X-RAY IMAGING APPARATUS - The invention relates to a medical x-ray imaging apparatus which is specifically designed for enabling three-dimensional imaging of relatively small volumes from the area of extremities of a patient. The apparatus includes a support construction ( | 03-14-2013 |
20130070895 | X-RAY IMAGING APPARATUS - An X-ray imaging apparatus for imaging a subject includes a diffraction grating configured to form an interference pattern by diffracting X-ray radiation from an X-ray source, a shielding grating configured to shield part of the interference pattern, a detector configured to detect the X-ray radiation passing through the shielding grating, and a moving unit configured to change an angle between each of the diffraction grating, the shielding grating and the detector and an optical axis, wherein the detector is configured to detect the X-ray according to a change in the angle between each of the diffraction grating, the shielding grating and the detector and the optical axis. | 03-21-2013 |
20130070896 | FIRING DELAY FOR RETROFIT DIGITAL X-RAY DETECTOR - A method and apparatus are disclosed for obtaining an x-ray image from an x-ray imaging apparatus using a digital radiography receiver installs a retrofit connection apparatus that adapts the x-ray imaging apparatus for use with the digital radiography receiver by forming a receiver interface channel for communicating signals to and from the digital radiography receiver, forming an operator interface channel for routing at least an input expose signal from an operator control to the connection apparatus and forming a sensor interface channel to receive at least an active x-ray emission signal from a sensor positioned operatively near an x-ray system of the x-ray imaging system of the type configured for film or computed radiography. An input expose signal over the operator interface channel can initiate a reset of the digital radiography receiver over the receiver interface channel. | 03-21-2013 |
20130070897 | METHOD OF NON-DESTRUCTIVE INSPECTION AND A DEVICE FOR IMPLEMENTING THE METHOD - A method of non-destructively inspecting a mechanical part includes directing high energy electromagnetic radiation emitted by a source onto the part for inspection and picking up the radiation that has passed through the part. A mask that absorbs the radiation is interposed between the source and the mechanical part and includes at least one opening in alignment with the source and a given zone for inspection of the part, a shape and dimensions of the opening being determined so that only the given zone for inspection of the part is exposed to the electromagnetic radiation. | 03-21-2013 |
20130077744 | RADIATION IMAGING SYSTEM, METHOD FOR TAKING CONTINUOUS RADIOGRAPHIC IMAGE, AND RADIATION IMAGE DETECTING DEVICE - In continuous radiography, while a patient stands in front of an imaging support, a total image capture field is determined. The total image capture field is divided into small image capture fields. A map scaling section scales up or down a full spine irradiation area map in accordance with the size of the total image capture field. A map dividing section divides the scaled map into small maps corresponding to the small image capture fields. In each division exposure, a detection pixel selector selects one or more detection pixels belonging to an irradiation area defined by the small map, out of all detection pixels distributed in an imaging surface of an electronic cassette. If an integration value of a detection signal from the selected detection pixel reaches a threshold value, X-ray emission is stopped. Division X-ray images obtained by the division exposures are merged into a single continuous X-ray image. | 03-28-2013 |
20130077745 | METHOD AND APPARATUS FOR ADJUSTING A FIELD OF VIEW FOR EXPOSURE OF AN X-RAY SYSTEM, AND AN X-RAY SYSTEM - A method for adjusting a field of view for exposure of an X-ray system is provided. The method comprises: capturing an image of a patient on an examining table of the system by an image sensor, wherein the image sensor is placed at a predetermined position in the system; displaying the captured image on a display for selection of a region of interest or a point of interest by a user on the image; automatically determining a target position of an X-ray source in response to the selection of the region of interest or the point of interest on the image, wherein a desired field of view for exposure covering the region of interest or the point of interest is obtained when the X-ray source is located at the target position; and automatically locating the X-ray source at the target position in response to the determination of the target position. | 03-28-2013 |
20130077746 | DEVICE AND METHOD FOR ASSISTING IN INITIAL SETTING OF IMAGING CONDITION, AND RADIATION IMAGING APPARATUS - Sample data is stored in a console of an electronic cassette (image detection panel). The sample data corresponds to a model of the electronic cassette and includes sample images captured using different doses before a shipment of the electronic cassette. In initial setting processing of an imaging condition including the dose, the sample data is read out and a dose selection screen in which the sample images are arranged is displayed on a display. In the dose selection screen, the sample images are arranged in a tiled manner in an ascending or descending order of their doses (densities). A user compares the sample images to select the sample image with the density suitable for diagnosis. The dose corresponding to the selected sample image is set as an initial value. | 03-28-2013 |
20130077747 | X-RAY IMAGING APPARATUS AND METHOD OF CAPTURING IMAGES WITH SAME - An image capturing apparatus includes a diffraction grating that diffracts radiation from an X-ray source to form an interference pattern, a detector that detects the radiation having passed through the diffraction grating, a shutter configured to be removably disposed between the X-ray source and an object to block the radiation from the X-ray source, and an adjustment mechanism that performs alignment of at least one of the X-ray source, the diffraction grating and the detector. When the shutter is disposed between the X-ray source and the object, the shutter defines a first space shielded from the radiation from the X-ray source and a second space not shielded from the radiation. The adjustment mechanism performs the alignment in accordance with at least part of an intensity distribution of the radiation having traveled through the second space and detected by the detector. | 03-28-2013 |
20130077748 | X-RAY APPARATUS - An X-ray apparatus includes an X-ray source and a detector operating in conjunction with the X-ray source. The X-ray apparatus also includes a correction object having a defined geometry and/or known radiation absorption behavior disposed between the X-ray source and the detector. The correction object is detectable by the detector and configured to indicate characteristics of the X-ray source such as a focal spot position. | 03-28-2013 |
20130077749 | RADIATION IMAGING APPARATUS, RADIATION IMAGING METHOD, BODY MOVEMENT MEASURING METHOD, AND BODY MOVEMENT MEASURING PROGRAM - A radiation detector is moved along a predetermined axis of movement. Radiation which has passed through a subject is irradiated onto the radiation detector each time the position of the radiation detector changes due to the movement. Signals are read out from the radiation detector each time that radiation is irradiated, to obtain a plurality of radiation images of the subject. Mechanical errors of the radiation detector are detected at each imaging operation, and mechanical error corrected images in which the mechanical errors are corrected are obtained. Amounts of shift of the subject among the mechanical error corrected images are detected, and amounts of movement of the subject during imaging operations are detected based on the amounts of shift. | 03-28-2013 |
20130077750 | X-RAY APPARATUS - A mask-image-taking-time calculating section | 03-28-2013 |
20130083892 | RADIOGRAPHIC IMAGE DETECTION DEVICE, RADIOGRAPHIC IMAGE DETECTION METHOD, AND COMPUTER-READABLE STORAGE MEDIUM - A radiographic image detection device includes: an image pickup unit with plural radiation detection portions arrayed in a two-dimensional form and detect radiation, and that captures a radiographic image; a radiographic image generating unit having plural analog signal generating units that generate analog signals corresponding to radiation doses; a conversion unit that converts the generated analog signals into digital signals; a judging unit that judges whether or not level fluctuations of the generated analog signals are within a predetermined threshold value; and a control unit that controls the conversion unit such that an analog signal, at which it is judged that the level fluctuation is within the predetermined threshold value, is converted into a digital signal, and that controls the conversion unit such that an analog signal, at which it is judged that the level fluctuation has exceeded the predetermined threshold value, is not converted into a digital signal. | 04-04-2013 |
20130083893 | RADIATION IMAGING APPARATUS AND IMAGE PROCESSING METHOD - A radiation imaging apparatus includes a differential phase image producing section, a phase unwrapping section, a statistical operation section, and a correction processing section. The differential phase image producing section produces a differential phase image in which pixel values are wrapped into a predetermined range α. The phase unwrapping section performs a phase unwrapping process to the differential phase image. The statistical operation section obtains a mode from statistical operation of pixel values in each subregion segmented in the unwrapped differential phase image. Each subregion is a unit in which error caused by the phase unwrapping process is to be corrected. The correction processing section calculates, for each pixel, an integer “n” which allows a difference Δ between the mode and a pixel value of each pixel to satisfy nα−α/2≦Δ04-04-2013 | |
20130083894 | METHOD FOR CONTROLLING THE MOVEMENT OF AN X-RAY APPARATUS AND X-RAY SYSTEM - A method for controlling a movement of an x-ray apparatus is provided. The x-ray apparatus has a C-arm with an x-ray source and an x-ray detector disposed opposite one another, an actuator for positioning the C-arm relative to an examination region of an examination object supported on a support facility, a control facility for controlling the x-ray source and the x-ray detector and the actuator, and an operating facility with a display apparatus and an operating unit. The display apparatus displays an image representing a part of the examination object and a target location of the C-arm being determined as a function of an input at the operating unit. The target location has a target position and a target alignment of the C-arm. A controlled variable of the actuator is determined and supplied to the control facility for controlling the actuator. | 04-04-2013 |
20130083895 | REAL-TIME TRACKING RADIATION THERAPY SYSTEM - A real-time tracking radiotherapy system includes, therapeutic radiation irradiation device, at least two X-ray imaging devices, a target position recognizing section, a therapeutic radiation irradiation control section, each X-ray imaging device including an X-ray, an X-ray detector, and X-ray variable diaphragms, a transit region calculation section, a radiography range setting section, and a diaphragm control section. The real-time tracking radiotherapy system is capable of appropriately setting a radiography range using a computed transit region of a target or an surrogate marker and achieving a reduction in the amount of X-ray exposure. | 04-04-2013 |
20130089179 | Equine Foot Imaging Platform and Method - An imaging platform assembly is used to support a hoofed animal, especially horses, during a foot imaging process. The platform assembly includes a platform and flush mounted turntables that allow the animal's feet to rotate under the animal's power, thereby allowing the animal to assume a more natural stance. By allowing this rotation, the animal less likely to cause trouble during the imaging process. One or more of the turntables include a slot that is configured to support an image capturing device, such as an x-ray cartridge. One to all of the animal's feet may be on turntables, depending on the platform configuration. | 04-11-2013 |
20130089180 | METHOD AND APPARATUS FOR PRODUCING AN X-RAY PROJECTION IMAGE IN A DESIRED DIRECTION - A method for producing an X-ray projection image of a body region of a patient using a desired spatial location of a central ray, includes positioning a pointing element relative to the patient indicating a location of a pointing line and causing the location of the pointing line to coincide with the desired central ray location. A pointing line location and a central ray location currently set on an X-ray machine are recorded. A measure for deviation between the pointing line and the currently set central ray location is determined and used to set the desired central ray location. A medical apparatus includes an X-ray machine taking an X-ray projection image along a central ray, a pointing element indicating a pointing line, an acquisition unit detecting the pointing line location and the currently set central ray location, and a control and evaluation unit implementing software carrying out the method. | 04-11-2013 |
20130101088 | MOBILE PATIENT POSITIONING SHIELD FOR MULTIPLE EXPOSURE IMAGING EXAMS - A mobile patient positioning stand having vertical rails allowing a shield to be manually moved up and down to different heights based on the height of anatomy of the patient desired to be imaged. The shield may be positioned at a shield height for a certain height of anatomy of a patient so that markers on the shield identify multiple image areas within the total image area. After the shield is positioned, an image detector and a source of radiation may be vertically positioned to provide images at the multiple image areas. Vertical positioning of the detector may be determined by the markers or by equal height detector alignment markers on the shield. The multiple image areas may be connected by aligning stitching markers in the images, that may be on the shield. This aligning may be done by an automated computer software process that recognizes the stitching markers. | 04-25-2013 |
20130101089 | X-RAY IMAGING APPARATUS AND METHOD FOR CONTROLLING THE SAME - The X-ray imaging apparatus includes an X-ray generator to generate X-rays having at least two different energy levels and irradiate the X-rays onto a subject, a detector to detect the X-rays irradiated by the X-ray generator and transmitted through the subject, and a device to obtain images from the X-rays detected by the detector, to obtain bone image information and soft tissue image information of the subject, based on the obtained X-ray images, and to produce one image including the bone image information and the soft tissue image information. | 04-25-2013 |
20130108019 | DETECTOR MODULES FOR IMAGING SYSTEMS AND METHODS OF MANUFACTURING | 05-02-2013 |
20130108020 | X-RAY APPARATUS AND X-RAY MEASURING METHOD | 05-02-2013 |
20130114789 | Dynamically Scanned X-Ray Detector Panel - An x-ray imaging system for imaging a subject includes an x-ray source configured to project an x-ray radiation toward a portion of the subject and a panel detector positioned opposite the x-ray source relative to the subject and configured to receive x-ray radiation passing through the subject. The panel detector includes a scintillating layer converting x-ray radiation to light rays of a selected spectrum and a plurality of microelectromechanical scanners. Each microelectromechanical scanner includes a photodetector mounted on a corresponding movable platform and configured to detect light in the selected light spectrum. The panel detector includes a scanning control module configured to move each platform in a selected scan pattern. | 05-09-2013 |
20130114790 | MOBILE PATIENT POSITIONING CART FOR MULTIPLE EXPOSURE IMAGING EXAMS - A mobile patient positioning stand has a vertical rail allowing a shield structure to be moved up and down to different heights based on the height of anatomy of the patient desired to be imaged. The structure may be moved to position a shield of the structure at a height so that anatomy of a patient to be imaged is located within multiple image areas identified by markers on the shield. Then, an image detector holder and detector may be moved up and down to different heights behind the shield, based on the height of the markers. A source of radiation provides images at the multiple image areas. The multiple image areas may be connected by aligning stitching markers that may be on the shield, and are in the images. The aligning may be done by an automated computer software process that recognized patient anatomy and/or the stitching markers. | 05-09-2013 |
20130114791 | Imaging Method with a Radiotherapy Device and Radiotherapy Device - A method for imaging with a radiotherapy device is provided. The radiotherapy device includes a movably mounted imaging apparatus with an X-ray source and an oppositely disposed X-ray detector. The method includes preparing a first image with the imaging apparatus from a first imaging direction. The imaging apparatus is moved to a position that permits the preparation of a second image from a second imaging direction extending at an angle to the first imaging direction. The method also includes preparing the second image with the imaging apparatus from the second imaging direction, and verifying the position of an object to be irradiated using the first image and the second image. | 05-09-2013 |
20130114792 | METHOD AND SYSTEM OF OPTIMIZED VOLUMETRIC IMAGING - A system of performing a volumetric scan. The system comprises a surface of positioning a patient in a space parallel thereto, a plurality of extendable detector arms each the detector arm having a detection unit having at least one radiation detector, and an actuator which moves the detection unit along a linear path, and a gantry which supports the plurality of extendable detector arms around the surface so that each the linear path of each respective the extendable detector arm being directed toward the space. | 05-09-2013 |
20130121462 | X-RAY GENERATOR AND X-RAY PHOTOGRAPHING APPARATUS - An X-ray generator and an X-ray photographing apparatus including the X-ray generator generate characteristic X-rays. The X-ray generator includes an electron beam emission unit that emits electron beams; an electron beam guide unit, in which the electron beam emission unit is disposed, for condensing the electron beams and causing the electron beams to travel in a predetermined direction; and a target unit disposed to face the electron beam guide unit, and discharging X-rays when the electron beams collide with the target unit. | 05-16-2013 |
20130121463 | METHOD AND APPARATUS FOR IDENTIFYING AUTHENTICITY OF AN OBJECT - An apparatus and method for applying x-ray absorption, refraction, and/or scatter detection methods to authenticate objects. The invention can be used for the authentication of any object, such as, without limitation, artwork, antiques, currency, shipped materials, etc., by the application of a detection material that is detectable by applying x-rays. The detection material is imbedded within the object, or otherwise invisible to the human eye, IR, UV, and conventional x-ray radiography techniques. The method of this invention is particularly useful in security applications, such as for verifying the authenticity of identification documents like passports and similar identification cards. | 05-16-2013 |
20130121464 | RADIATION IMAGING APPARATUS AND CONTROL METHOD THEREOF, AND RADIATION IMAGING SYSTEM - Besides normal pixels, a plurality detection pixels are arranged in an imaging surface of an FPD. In preliminary imaging, X-rays are emitted to an imaged body portion of a patient. The detection pixels receive the X-rays passed through the body portion, and output AEC detection signals. If an integral value of the AEC detection signals has reached a threshold value, X-ray emission is stopped and the preliminary imaging is completed. A main exposure condition determination unit determines a main irradiation time, being an irradiation time with the X-rays during the main imaging, based on an irradiation time with the X-rays during the preliminary imaging and the integral value of the AEC detection signals. The main imaging is performed using the main irradiation time. The normal pixels continue a charge accumulation operation over the preliminary imaging and the main imaging to produce an X-ray image for use in diagnosis. | 05-16-2013 |
20130121465 | X-RAY IMAGING APPARATUS AND METHOD FOR CONTROLLING THE SAME - The X-ray imaging apparatus includes an X-ray generator to generate X-rays having at least two different energy levels and irradiate the X-rays onto a subject, a detector to detect the X-rays irradiated by the X-ray generator and transmitted through the subject, and a device to obtain images from the X-rays detected by the detector, to obtain bone image information and soft tissue image information of the subject, based on the obtained X-ray images, and to produce one image including the bone image information and the soft tissue image information. | 05-16-2013 |
20130121466 | X-RAY DIAGNOSTIC APPARATUS - According to one embodiment, an end-of-life detection unit in an X-ray diagnostic apparatus is configured to detect an end of life of a detector on the basis of an output value in an X-ray image, and includes: a luminance-level-value computation unit configured to calculate an amount of X-ray irradiation of the detector on the basis of the output value in an area of interest which is set on any one of the X-ray image and the detector; an irradiation-amount accumulation unit configured to calculate an accumulated amount of irradiation in the area of interest by adding the amount of X-ray irradiation calculated by the luminance-level-value computation unit to a previous amount of X-ray irradiation in the area of interest; and an end-of-life judgment unit configured to make a judgment on the end of life of the detector on the basis of the accumulated amount of irradiation. | 05-16-2013 |
20130121467 | Method of Determining Spatial Response Signature of Detector in Computed Radiography - Method and system for determining the spatial response signature of a x-ray detector comprising a photostimulable phosphor by generating a flat field image of the detector, generating a low-pass filtered version of the flat field image and background demodulating the flat field image by pixel-wise dividing it by means of corresponding pixel values in the low-pass filtered version. | 05-16-2013 |
20130129043 | Systems and Methods for Scanning Objects - The present application discloses scanner systems that have a radiation generator arranged to generate radiation to irradiate an object, a detector arranged to detect the radiation after it has interacted with the object and generate a sequence of detector data sets as the object is moved relative to the generator, and processors arranged to process each of the detector data sets thereby to generate a control output. | 05-23-2013 |
20130129044 | Intraoral Radiographic Imaging Sensors with Minimized Mesial Imaging Dead Space - An intraoral radiological imaging sensor eliminates dead space at its mesial side by moving imaging chip control electronics to its distal side and/or locating the imaging chip control electronics within an active pixel array whether done by sacrifice of active imaging area within a pixel or by depositing the imaging chip control electronics in a separate layer underneath the imaging are of the imaging chip. | 05-23-2013 |
20130129045 | TRANSMISSION TYPE RADIATION GENERATING SOURCE AND RADIOGRAPHY APPARATUS INCLUDING SAME - A transmission type radiation generating device includes an electron emitting source; a substrate that transmits radiation; a target provided on a surface of the substrate facing the electron emitting source and configured to generate radiation when electrons emitted from the electron emitting source are applied thereto; a shield member having a radiation passage that allows the radiation transmitted through the substrate to pass therethrough, the shield member being connected to the substrate and including at least a forward shield portion that protrudes in a direction away from the electron emitting source with respect to the target; and an insulating fluid in contact with the forward shield portion. The shield member includes a low-melting-point metal or a low-melting point alloy provided at least in the forward shield portion. | 05-23-2013 |
20130129046 | RADIATION GENERATING TUBE AND RADIATION GENERATING APPARATUS USING THE SAME - A radiation generating tube, which includes: a cathode connected to an electron gun structure; an anode including a target and configured to generate radiation; and a tubular side wall disposed between the cathode and the anode to surround the electron gun structure; and an electrical potential defining member disposed at an intermediate portion of the tubular side wall between the anode and the cathode. The electrical potential defining member is electrically connected to an electrical potential defining unit via an electrical resistance member or an inductor, and a potential of the electrical potential defining member is defined to be a higher potential than a potential of the cathode and to be a lower potential than a potential of the anode. | 05-23-2013 |
20130129047 | PATIENT TABLE AND X-RAY IMAGING SYSTEM HAVING THE SAME - A patient table is capable of performing a patient examination using an imaging method in a rapid manner by reducing the time to prepare for the imaging and having a reduced manufacturing cost, and an X-ray imaging system has the patient table, in which the patient table includes a table top including material that allows radiated rays to pass therethrough, a support portion to support the table top, a mount portion to have a part of a body of a patient disposed thereon, and a stand assembly coupled to the mount portion. | 05-23-2013 |
20130129048 | RADIOGRAPHIC IMAGING APPARATUS WITH DISTRIBUTED ANTENNA SYSTEM - A radiation imaging apparatus includes a console that houses control circuitry and a computer; a radiation source attached to a movable arm, the movable arm being attached orthogonally to a column disposed adjacent to the console; and a wireless communication system that can communicate with a wireless radiation detector. The wireless communication system includes a plurality of antennas each of which is disposed within a predetermined distance from each other; the computer controls the communications system and the radiation detector so that the antennas transmit control signals from the console to the radiation detector or receive image signals from the radiation detector, and the antennas are positioned either within console immediately below a housing thereof or around the column so as to face a usable patient area, the usable patient area being an area surrounding the console where the radiation detector is positioned during an imaging operation. | 05-23-2013 |
20130129049 | RADIATION IMAGING SYSTEM AND IMAGE PROCESSING METHOD - An X-ray imaging system is composed of an X-ray source, first and second absorption-type gratings, and a flat panel detector (FPD). Images are captured with the second absorption-type grating moved in X direction orthogonal to its grating line, relative to the first absorption-type grating. The FPD has pixels arranged in the X direction and Y direction orthogonal to the X direction. A group of the pixels arranged in the X direction are connected to a single signal line for reading out charge. A differential phase image producing section produces a differential phase image based on pieces of image data obtained from the respective images captured. A phase contrast image producing section integrates the differential phase image, produced by the differential phase image producing section, in a direction corresponding to the signal line of the FPD to produce a phase contrast image. | 05-23-2013 |
20130129050 | Semiconductor Device and Method of Driving the Same - To provide a semiconductor device and a driving method of the same that is capable of enlarging a signal amplitude value as well as increasing a range in which a linear input/output relationship operates while preventing a signal writing-in time from becoming long. The semiconductor device having an amplifying transistor and a biasing transistor and the driving method thereof, wherein an electric discharging transistor is provided and pre-discharge is performed. | 05-23-2013 |
20130136231 | Multi-Linear X-Ray Scanning Systems and Methods for X-Ray Scanning - An x-ray scanner includes an x-ray source producing a fan of x-rays, an x-ray detector array, a collimator disposed between the source and the array, fixed to the source, and defining a slit collimating the fan of x-rays into a linear x-ray beam. The array is spaced from the source such that a linear extent of the linear x-ray beam is no greater than a detector dimension of the array. An x-ray processing unit processes detection of the linear x-ray beam by the array. A processor-controlled motor moves the x-ray source about a source movement axis to pan the linear x-ray beam and create an x-ray emission cone and moves the array correspondingly with the source. The x-ray processing unit form an x-ray scanned image of an object disposed between the collimator and the array within the x-ray emission cone when the linear x-ray beam is panned across the object. | 05-30-2013 |
20130136232 | X-RAY MEDICAL APPARATUS FURNISHED WITH LUMINOUS DEVICES CONTROLLED AS A FUNCTION OF THE MODE OF OPERATION OF THE APPARATUS - An X-ray apparatus is provided. The X-ray apparatus comprises: an X-ray tube; an X-ray detector disposed opposite the X-ray tube in a direction of the emission of X-rays; and a set of luminous devices controlled by a central unit controlling the operation of the apparatus so as to emit luminous radiations as a function of the mode of operation of the apparatus. | 05-30-2013 |
20130136233 | RADIATION DETECTOR, RADIOGRAPHIC IMAGING DEVICE, AND RADIOGRAPHIC IMAGING SYSTEM - The present invention provides radiation detector, radiographic imaging device and radiographic imaging system that may detect irradiated radiation while maintaining quality of radiographic image. The radiation detector has: pixels having a sensor portion that generates charges in accordance with light converted from irradiated radiation, TFT switch that outputs, to a signal line, charges read-out from the sensor portion, and radiation detection TFT switch that is not connected to a signal line; and radiation detection pixels that have the sensor portion, the TFT switch, and radiation detection TFT switch that is connected to a signal line and that outputs, to the signal line, charges read-out from the sensor portion. The radiation detection TFT switches are connected to radiation detection scan lines, and ON/OFF states are controlled by scan signals that are outputted from a radiation detection control circuit. | 05-30-2013 |
20130142306 | X-RAY RADIOGRAPHY DEVICE - In long-format radiography, a long-format imaging region is determined and the long-format imaging region is partitioned into a plurality of imaging regions. Following this, and prior to x-ray imaging, a particular location of an overlapping image area is illuminated by a laser line marker, through laser line marker emission controlling means, in order to confirm that no overlapping image area, which is provided in adjacent imaging regions when the long-format imaging region is partitioned, is positioned on a location of interest of the examination subject. The ability to indicate clearly the particular location of the overlapping image area, through the laser line marker, makes it possible to evaluate accurately whether or not an overlapping image area is positioned on a location of interest. Doing so makes it possible to set the imaging region easily. | 06-06-2013 |
20130142307 | X-RAY IMAGING APPARATUS - An X-ray imaging apparatus includes a diffraction grating that forms an interference pattern by diffracting X-rays emitted from an X-ray source, an absorption grating that shields a portion of the interference pattern, a detector that detects the X-rays emitted from the absorption grating, and a moving unit that changes relative positions of a sample object and the absorption grating. The moving unit changes the relative positions of the sample object and the absorption grating from first relative positions to second relative positions. The detector detects the X-rays at least when the sample object and the absorption grating are at the first relative positions and when the sample object and the absorption grating are at the second relative positions. | 06-06-2013 |
20130142308 | RADIATION IMAGING SYSTEM AND IMAGE PROCESSING METHOD - In each of a first phase shift differential image produced in the absence of a subject in preliminary imaging and a second phase shift differential image produced in the presence of the subject in main imaging, boundaries, at each of which a value changes from π/2 to −π/2 or from −π/2 to π/2, are determined. First and second staircase data in each of which a value changes by π or −π when crossing each of the boundaries in a predetermined direction is produced. The first and second staircase data is added to the first and second phase shift differential images to produce first and second added phase shift differential image, respectively. The first added phase shift differential image is subtracted from the second added phase shift differential image to produce a corrected phase shift differential image. | 06-06-2013 |
20130142309 | RADIATION IMAGING SYSTEM AND RADIATION IMAGING DEVICE - A radiation imaging system that can continuously use sections of a radiation imaging device that has not been damaged and a radiation imaging device are provided. The radiation imaging system comprises: a radiation device that applies radiation; and the radiation imaging device with an imaging panel that captures images of the applied radiation. The radiation imaging device comprises: a failure cause detection unit that detects environmental noise or falls that cause failures in the radiation imaging device; a malfunction diagnostic unit that, in a case where a detected environmental noise value reaches a threshold value or in a case where a fall has been detected, diagnoses a malfunction in the radiation imaging device; and a function limiting unit that applies limits to the radiation imaging device functions that are used continuously, in accordance with the diagnosis results of the malfunction diagnostic unit. | 06-06-2013 |
20130148781 | RADIATION GENERATING APPARATUS - In a radiation generating apparatus of the present invention, a radiation tube in which a tubular side wall is arranged between a cathode and an anode is enclosed in an envelope filled with an insulating liquid. A thermally-conductive fin projecting to a side of a barrel portion of the radiation tube is provided on at least a part of an inner surface of the envelope, and the fin is provided on an area except for an area facing a position of the barrel portion at which potential of the barrel portion is higher than potential of the fin. Since a proper-shape cooling structure is provided on a proper position in the envelope, it is possible to secure withstand voltage and also made the entire apparatus compact in size. | 06-13-2013 |
20130148782 | RADIATION IMAGING APPARATUS AND OPERATION METHOD THEREOF - An X-ray imaging system performs pre-exposure and main exposure to take a single X-ray image. In the pre-exposure, an AEC circuit reads out a dose detection signal outputted from a detection pixel, and compares an integral value of the dose detection signal with a threshold value. When the integral value has reached the threshold value, the AEC circuit stops X-ray emission. A main exposure condition determination unit determines main irradiation time, being one item of a main exposure condition, based on irradiation time in the pre-exposure, an integral dose in the pre-exposure, and a necessary dose required for production of the X-ray image. After that, the main exposure is performed immediately with the determined main irradiation time. Normal pixels perform a charge accumulation operation continuously from the start of the pre-exposure to the end of the main exposure, and the X-ray image is produced from accumulated electric charge. | 06-13-2013 |
20130148783 | HOLDING APPARATUS AND X-RAY DIAGNOSTIC APPARATUS - According to one embodiment, a holding apparatus includes an arcuated arm, a first roller, and a second roller. The arcuated arm is provided with a guide groove along the outer surface, has a hollow portion inside, and holds the X-ray generator and X-ray detector while making them squarely face each other. The first roller runs in the hollow portion in contact with the inner wall of the hollow portion on the outer surface side. The second roller runs in the guide groove while being fitted in the guide groove, and holds the arm together with the first roller so as to allow the arm to slide along the arcuated direction. | 06-13-2013 |
20130148784 | RADIOGRAPHIC DEVICE, RADIOGRAPHIC SYSTEM, CONTROL METHOD AND RECORDING MEDIUM FOR RADIOGRAPHIC DEVICE - An AEC unit of an electronic cassette sets a dose target value and a short-circuited pixel used for AEC based on a radiographing condition. When a control unit of the electronic cassette detects start of irradiation of X rays, the AEC unit starts integration of a cumulative dose of X rays which are incident to a target region based on a dose detection signal output by the short-circuited pixel. The AEC unit predicts a stop timing at the time point t1, waits until the time point t2 which is a predetermined time earlier than a scheduled stop time, and sends a stop timing notification to an X-ray generation device at the time point t2. When the stop timing notification is received, a X-ray source control device immediately inputs an irradiation stop command so as to stop an operation of an X-ray source. | 06-13-2013 |
20130148785 | X-RAY IMAGING APPARATUS - An X-ray imaging apparatus that performs X-ray radiographing by detecting X-rays that have transmitted through an object with an X-ray sensor includes an acquisition unit configured to acquire a first predetermined time based on operational information of the X-ray sensor, and a control unit configured to alter a drive of the X-ray sensor based on whether the first predetermined time has elapsed after bias voltage is applied on the X-ray sensor after X-ray radiographing is performed by the X-ray sensor. | 06-13-2013 |
20130148786 | METHOD FOR CORRECTING IMAGE ARTIFACTS OCCURING AS A RESULT OF AN ANTI SCATTER GRID - A method for correcting image artifacts is proposed. The artifacts occur as a result of an anti scatter grid connected rigidly to an x-ray detector in recording three-dimensional image datasets. Two-dimensional projection images of an object are recorded from different recording geometries for reconstruction the three-dimensional image dataset. A calibration image is recorded for each recording geometry. An average image from all recorded calibration images is established. Subtraction images are established by subtracting the average image from the corresponding calibration images. Noise is removed from the subtraction images. The subtraction images and the average image are stored. A correction image is established for each recording geometry by addition of the subtraction image assigned to the recording geometry and of the average image and is used for correcting the projection image. | 06-13-2013 |
20130148787 | MULTI-RESOLUTION X-RAY IMAGE CAPTURE - Various methods and systems are provided for multi-resolution x-ray image capture. In one embodiment, a method includes repositioning an image capture assembly of an x-ray image capture apparatus from a first position to a second position, the first position corresponding to a first pixel density resolution and the second position corresponding to a second pixel density resolution; activating an x-ray source; and obtaining a digital x-ray image of a subject from an imaging sensor of the image capture assembly, the digital x-ray image having the second pixel density resolution. | 06-13-2013 |
20130156157 | X-RAY IMAGING WITH PIXELATED DETECTOR - The invention relates to a method and an imaging system ( | 06-20-2013 |
20130156158 | THORACIC DIAGNOSIS ASSISTANCE SYSTEM AND COMPUTER READABLE STORAGE MEDIUM - Provided is a thoracic diagnosis assistance system. The system includes, an imaging unit, an extracting unit, a region dividing unit, an analysis unit and a display unit. The extraction unit extracts a lung field region from the plurality of successive image frames generated by the imaging unit. The region dividing unit divides the lung field region extracted by the extraction unit into a plurality of sub-regions and correlates the sub-regions among the plurality of image frames. The analysis unit performs an analysis of the sub-regions to calculate an inspiratory feature quantity and an expiratory feature quantity and to calculate a value of a ratio of the calculated inspiratory feature quantity to expiratory feature quantity and creates a histogram of the calculated ratio value. The display unit displays the histogram. | 06-20-2013 |
20130163720 | NON-DESTRUCTIVE AND NON-INVASIVE METHOD FOR INSPECTING VEGETABLE MATERIALS INVOLVING THE USE OF ELECTROMAGNETIC RADIATION - This invention describes a method to monitor intrinsic parameters of natural cork stoppers, based on a non-invasive and non-destructive method, e.g. X-Ray spectroscopy, so that objects (stoppers) can be segregated and categorised according to the relation of such parameters with relevant characteristics for the performance of the closure, as, for instance, gas permeability. This invention does also describe how the information about physical and chemical parameters of the cork is processed directly from the data acquired in the production line. | 06-27-2013 |
20130163721 | METHOD AND APPARATUS FOR ADJUSTING AN X-RAY EMISSION RANGE - A method of adjusting an X-ray emission range includes: displaying an image obtained by capturing X-rays which pass through a subject; receiving a user input with respect to the captured image; and controlling a collimator according to the received user input, to adjust the X-ray emission range according to a size and position of the collimator. | 06-27-2013 |
20130163722 | RADIOGRAPHIC IMAGE DETECTOR, RADIOGRAPHIC IMAGING APPARATUS, RADIOGRAPHIC IMAGING SYSTEM - The present invention provides a radiographic image detector that maintains even resolution in 6 directions before and after 4 pixel binning processing. In the radiographic image detector, first TFT switches of each pixel are switched ON according to control signals from plural first scan lines, and charge signals according to accumulated charges are transmitted through data lines. For each pixel group configured by combinations of plural adjacent pixels, second TFT switches of the pixels configuring each of the pixel groups are switched ON according to control signals from plural second scan lines, and binning processing is performed in which 4 pixels worth of charges are read simultaneously and are combined, and charge signals according to the amount of the combined charges are transmitted through the data lines. | 06-27-2013 |
20130170615 | RADIATION DETECTOR FOR USE IN SEQUENTIAL IMAGE ACQUISITION - A radiation detector is provided that provides fast sequential image acquisition. In one embodiment, the radiation detector a diode capacitor that is charged in response to a radiation exposure event. The charge stored in the diode capacitor is transferred to a separate storage capacitor, allowing a new charge to be generated and stored at the diode capacitor. | 07-04-2013 |
20130170616 | RADIOGRAPHIC DETECTOR INCLUDING BLOCK ADDRESS PIXEL ARCHITECTURE, IMAGING APPARATUS AND METHODS USING THE SAME - Embodiments of radiographic imaging systems; digital radiography detectors and methods for using the same can include radiographic imaging pixel unit cells that can include a plurality of N pixel elements that each include a photoelectric thin-film conversion element connected in-series to a conversion thin-film switching element, a conductor connected to the plurality of N pixel elements and an output switching element connected between the conductor and an imaging array output. Scan lines or row lines can extend in a first direction coupled to more than one pixel unit cell and data lines or column lines can extend in a second direction coupled to more than one pixel unit cell. | 07-04-2013 |
20130170617 | IMAGING CONTROL APPARATUS, RADIOGRAPHIC IMAGING SYSTEM, AND IMAGING CONTROL METHOD - A radiographic imaging apparatus includes: a radiation detection array configured to store charges to acquire an image signal; an output unit configured to output radiation image data based on the image signal to an external apparatus; a detection unit configured to detect an imaging mode changeover instruction; and a control unit configured to, when the detection unit detects an imaging mode changeover instruction during one unit of imaging processing including the charge storage and the charge-based radiation image data output to an external apparatus, control whether the imaging processing is to be interrupted, based on an operating state of the radiographic imaging apparatus. | 07-04-2013 |
20130170618 | DIFFERENTIAL PHASE-CONTRAST IMAGING WITH IMPROVED SAMPLING - The present invention relates to differential phase-contrast imaging of an object. For increasing spatial resolution of an X-ray imaging system ( | 07-04-2013 |
20130170619 | MOBILE TYPE RADIOGRAPHIC APPARATUS - A mobile type radiographic apparatus is provided, which can inhibit damage to a detecting device as much as possible. This invention provides a storage holder for storing an FPD, and catches for fixing the FPD to the storage holder so that the FPD stored cannot be taken out of the storage holder. Further, this invention provides a carriage movement controller which, when a carriage is about to be moved while the FPD is not in a locked state, notifies the operator to that effect. Consequently, the operator will become aware of having forgotten to lock the FPD when moving the carriage. This construction assures that the FPD is in a fixed state, whereby the FPD is never damaged during traveling of the carriage. | 07-04-2013 |
20130182823 | RADIATION IMAGING APPARATUS AND SYSTEM - An X-ray imaging apparatus has an electronic cassette, in which an FPD device receives X-rays applied by an X-ray source to a body, and stores charge according to a radiation dose of the X-rays, to create an image. A control unit controls the FPD device. A radiation sensor detects the radiation dose to be used for controlling the FPD device. A magnet as fastening device secures the radiation sensor removably in a radiation path between the X-ray source and the body. Also, an evaluation unit recognizes a start and end of application of the X-rays according to a dose signal from the radiation sensor, for the control unit to control the FPD device. A flexible support arm is disposed between the radiation sensor and the magnet, for keeping the radiation sensor in a changeable position relative to the magnet. | 07-18-2013 |
20130188773 | MONOCHROMATIC X-RAY METHODS AND APPARATUS - According to some aspects, an x-ray apparatus for imaging and/or radiation therapy is provided, the x-ray apparatus comprises an electron source capable of generating electrons, at least one first target arranged to receive electrons from the electron source, the at least one first target comprising material that, in response to being irradiated by the electrons, emits broad spectrum x-ray radiation, at least one second target arranged to receive at least some of the broad spectrum x-ray radiation, the at least one second target comprising material that, in response to irradiation by broad spectrum x-ray radiation from the first target, emits monochromatic x-ray radiation, and at least one detector positioned to detect at least some of to the monochromatic x-ray radiation emitted from the at least one second target. According to some aspects, a relatively low cost, relatively small footprint x-ray apparatus for generating monochromatic x-ray radiation suitable for medical/clinical purposes and appropriate for use in existing medical facilities such as hospitals and/or small clinical settings is provided. | 07-25-2013 |
20130188774 | RADIATION TARGET AND METHOD FOR PRODUCING THE SAME - Provided are a radiation emission target and a radiation generating apparatus that reduce the variation in the output due to operation and temperature history by maintaining stable adhesion of the layered radiation target and achieve stable radiation emission characteristics. | 07-25-2013 |
20130188775 | X-RAY DIAGNOSIS DEVICE - An X-ray source irradiates X-rays towards the test subject. The X-ray detector detects the intensity of the X-rays penetrating the test subject. The image data generator generates X-ray images based on the intensity of the X-rays detected using the X-ray detector. Moreover, the X-ray diagnosis device comprises a revision subject image detector and an image processor. The revision subject image detector detects the image of the object of the image shaped based on the shape of the object from among the X-ray images as the image subject to revision. An image processor processes images with respect to the image subject to revision such that the difference between the luminosity value of the image subject to revision and the luminosity value of the area adjacent to the image subject to revision becomes a specified value or less. | 07-25-2013 |
20130195246 | TARGET STRUCTURE AND RADIATION GENERATING APPARATUS - A radiation-transmissive type target structure includes a target layer formed on a substrate. The target layer has a thickness equal to or less than 20 μm, and is configured to generate radiation in response to irradiation of electrons. A surface of the target layer is formed with projecting portions and depressed portions, the depressed portions have a depth of at least half the thickness of the target layer. Advantageously, separation of the target layer at an interface between the substrate and the target layer is substantially prevented. A radiation generating apparatus and a radiography system equipped with the target structure are also disclosed. | 08-01-2013 |
20130202085 | SYSTEM AND METHOD FOR AUTONOMOUS EXPOSURE DETECTION BY DIGITAL X-RAY DETECTOR - A digital X-ray detector includes a pixel array that includes multiple pixels arranged in rows and columns, wherein each pixel includes a photodiode and a transistor. The digital X-ray detector also includes a scan line coupled to each pixel in a first dimension, a data line coupled to each pixel in a second dimension, enable circuitry coupled to the transistor of each pixel for enabling readout of the photodiode, and readout circuitry coupled to the photodiode through the transistor of each pixel for reading out data from the photodiode. The digital X-ray detector is configured to autonomously determine a start of an X-ray exposure while the enable circuitry maintains each transistor in an off state. | 08-08-2013 |
20130202086 | RADIATION IMAGING APPARATUS AND CONTROL METHOD THEREOF, AND RADIATION IMAGING SYSTEM - An FPD detects an X-ray image of an object. The FPD includes a plurality of pixels arranged in its image capturing field. Each pixel receives X-rays emitted from an X-ray source, and outputs a pixel value in accordance with an X-ray dose applied thereto. A pixel determiner determines a minimum-value pixel out of the pixels based on the pixel values of the pixels. The minimum-value pixel is a pixel whose pixel value is the lowest. The pixel determiner sets the minimum-value pixel as an exposure control pixel. A comparator compares a first integrated value, which is an integrated value of the pixel values of the minimum-value pixel, with a predetermined first threshold value. The comparator performs X-ray emission control such that, when the first integrated value has reached the first threshold value, the X-ray source stops emitting the X-rays. | 08-08-2013 |
20130202087 | Multi-Linear X-Ray Scanning Systems and Methods for X-Ray Scanning - An x-ray scanner includes an x-ray source producing a fan of x-rays, an x-ray detector array, a collimator between the source and array, fixed to the source, and defining one or more slits collimating the x-ray fan into a linear x-ray beam. The array is spaced from the source such that a linear extent of the linear x-ray beam is no greater than a detector dimension of the array. An x-ray processing unit processes detection of the linear x-ray beam by the array. A processor-controlled motor moves the x-ray source about a source movement axis to pan the linear x-ray beam and create an x-ray emission cone and moves the array correspondingly with the source. The x-ray processing unit form an x-ray scanned image of an object disposed between the collimator and the array within the x-ray emission cone when the linear x-ray beam is panned across the object. | 08-08-2013 |
20130202088 | Method for Radiographically Inspection a Component by Means of X-ray Beams Using a Smoothing Agent and Smoothing Agent for Carrying Out the Method - The present invention relates to a method for radiographically inspecting a component by means of X-rays, where at least one component surface to be radiographed is provided with a surface structure, with at least the surface provided with the surface structure being smoothed by means of a smoothing material to level out the surface structure, with at least one organic compound and at least one metal powder being used as smoothing material, with the X-ray absorption behaviour of the smoothing material essentially equaling the X-ray absorption behaviour of the material of the component, as well as to a smoothing material for carrying out the method in accordance with claim. | 08-08-2013 |
20130208858 | RADIOGRAPHY TEST SYSTEM AND METHOD - A system and method for monitoring degradation of a device having a metal layer and a composite layer, such as a vehicle-mounted boom arm. The system can include a collar mounted on an outer surface of the device, a radiography device movably coupled to the collar, and a monitor. The radiography device can include a source of radiography signals positioned to direct radiography signals through at least a portion of the device and a detector to detect radiography signals that have passed through the device. The monitor can be connected to the detector to display an image of the device generated from the detected radiography signals. Anomalies in the device image can represent degradation in the device. | 08-15-2013 |
20130208859 | SAMPLE ANALYSIS - A method of sample analysis comprises irradiating a sample with electromagnetic radiation such as X-rays; collecting absorption data and scattering data; and combining the absorption and scattering data. The irradiation can be in the form of a tubular beam, a detector may be placed in a plane where Debye cones diffracted from the sample overlap at a central point for the collection of the scattering data. | 08-15-2013 |
20130208860 | RADIATION IMAGE DETECTING DEVICE, ELECTRONIC CASSETTE, AND RADIATION IMAGING SYSTEM - An AEC signal is transmitted and received always in a wireless manner between a wireless communicator of an electronic cassette and a wireless communicator of a control device, regardless of the presence or absence of wired communication. If communication failure occurs in the wired communication and X-ray image data cannot be transmitted in a wired manner, a memory of the electronic cassette temporarily stores the X-ray image data. Since the AEC signal is wirelessly transmitted, X-ray imaging is continued even if the wired communication is unusable. A cause of the communication failure is more easily identified in wireless communication than in the wired communication. Thus, even if the communication failure occurs in the wireless communication, the wireless communication quickly recovers from the failure and downtime of an X-ray imaging system does not become too long. | 08-15-2013 |
20130208861 | X-RAY IMAGING APPARATUS - An X-ray imaging apparatus for imaging an object to be inspected includes a grating that forms a periodic pattern using an X-ray from an X-ray source and a detector that detects the periodic pattern. In the X-ray imaging apparatus, when θ | 08-15-2013 |
20130208862 | APPARATUS AND METHOD FOR DIGITAL RADIOGRAPHY - A method and apparatus for digital radiography is provided. The method includes the steps of: a) providing an apparatus that includes an X-ray generator operable to generate and project X-rays, and a digital X-ray sensor operable to receive X-rays projected by the X-ray generator; b) determining whether the X-ray sensor is in an operable mode, or a non-operable mode; c) using the X-ray generator to project X-rays through a subject target area if the X-ray sensor is in the operable mode, or to prevent the generator from projecting X-rays through the subject target area if the X-ray sensor is in the non-operable mode; and d) using the X-ray sensor to receive the projected X-rays after they have transversed the subject target area if the X-ray sensor is in the operable mode. | 08-15-2013 |
20130208863 | MEDICAL DIAGNOSTIC IMAGING APPARATUS - A medical diagnostic imaging apparatus of an embodiment includes: an imaging unit configured to capture a medical image of a blood vessel in which an artificial valve is to be placed; a display unit configured to display the medical image captured by the imaging unit; a storage unit configured to store artificial valve information about a length of the artificial valve; and a control unit configured to find a length of the artificial valve in the medical image displayed by the display unit, and to judge whether or not the length thus found and the length in the artificial valve information stored in the storage unit are the same. | 08-15-2013 |
20130208864 | DIFFERENTIAL PHASE-CONTRAST IMAGING - The present invention relates to differential phase-contrast imaging, in particular to a structure of a diffraction grating, e.g. an analyzer grating and a phase grating, for X-ray differential phase-contrast imaging. In order to make better use of the X-ray radiation passing the object, a diffraction grating ( | 08-15-2013 |
20130216023 | METHOD AND C-ARM SYSTEM FOR ACQUISITION OF A TWO-DIMENSIONAL, X-RAY PROJECTION IMAGE - In a C-arm system and a method for image acquisition of an x-ray projection image, wherein the projection region of the subject that is to be images is larger than the maximum projection region covered by a stationary x-ray beam, and to generate a complete exposure of the entire projection region to be imaged, at least two individual projection exposures are generated and combined. The generation of the at least two individual exposures takes place with a focus that is stationary relative to the subject and with a modified spatial angle of the emitted x-ray beam. | 08-22-2013 |
20130216024 | TRANSMISSION X-RAY ANALYZER - A transmission X-ray analyzer ( | 08-22-2013 |
20130223592 | RADIOGRAPHIC SYSTEM, DRIVE CONTROL METHOD FOR RADIOGRAPHIC SYSTEM, RECORDING MEDIUM FOR DRIVE CONTROL PROGRAM AND RADIOLOGICAL IMAGE DETECTION DEVICE - It is possible to reliably avoid a problem that radiation irradiation does not stop even when an accumulated radiation dose reaches a target radiation dose. An AEC unit starts monitoring an integrated value of a radiation dose detection signal from a detection pixel and an output of an irradiation continuation signal at the same time, and continuously transmits the irradiation continuation signal in a predetermined period while the integrated value does not reach a threshold value. When the integrated value reaches the threshold value, the output of the irradiation continuation signal is stopped. The irradiation continuation signal is transmitted to an irradiation signal I/F of a radiation source control device through an irradiation signal I/F by wireless. The radiation source control device stops X-ray irradiation by an X-ray source when the irradiation signal I/F does not receive the irradiation continuation signal. | 08-29-2013 |
20130223593 | X-RAY SENSOR, METHOD FOR TESTING THE X-RAY SENSOR, AND X-RAY DIAGNOSTIC DEVICE EQUIPPED WITH THE X-RAY SENSOR - An X-ray sensor according to the present invention includes: a light-transmissive substrate ( | 08-29-2013 |
20130223594 | DETERMINING CHANGES IN THE X-RAY EMISSION YIELD OF AN X-RAY SOURCE - The present invention relates to determining changes in the X-ray emission yield of an X-ray tube, in particular determining dose degradation. In order to provide determination of such changes, an X-ray source is provided comprising a cathode, an anode; and at least one X-ray sensor ( | 08-29-2013 |
20130223595 | GRATING FOR PHASE CONTRAST IMAGING - The present invention relates to foil-gratings for X-ray differential phase-contrast imaging, a detector arrangement and an X-ray imaging system for generating phase-contrast images of an object and a method of producing a foil-grating. In order to provide gratings with a high aspect ratio, a foil-grating ( | 08-29-2013 |
20130230141 | X-RAY IMAGING APPARATUS, CONTROL DEVICE, RADIATION IMAGING APPARATUS, AND METHOD OF CONTROLLING THE SAME - For image data being transferred last of a plurality of image data captured in a first imaging mode, a retransmission timeout time is set different from a retransmission timeout time for at least one image data different from image data, of the plurality of image data, which is transferred last. | 09-05-2013 |
20130230142 | X-RAY IMAGING APPARATUS - Provided is an X-ray imaging apparatus, including: an X-ray generation unit for radiating an X-ray; a control unit for controlling the X-ray generation unit; an X-ray reception unit; a storing unit capable of storing the X-ray reception unit for receiving the X-ray radiated from the X-ray generation unit; and a U-shaped arm unit for holding the X-ray generation unit, the control unit, and the storing unit. | 09-05-2013 |
20130230143 | RADIATION GENERATING APPARATUS AND RADIATION IMAGING APPARATUS - A radiation generating apparatus | 09-05-2013 |
20130235975 | RADIATION GENERATING APPARATUS AND RADIATION IMAGING APPARATUS - There is provided a radiation generating apparatus having a simple structure and capable of shielding unnecessary radiation, cooling a target, reducing the size and weight of the apparatus, and achieving higher reliability, and a radiation imaging apparatus having the same. A transmission type radiation tube is held inside a holding container filled with a cooling medium. The transmission type radiation tube includes an envelope having an aperture, an electron source arranged inside the envelope so as to face the aperture of the envelope, a target unit for generating a radiation responsive to an irradiation with an electron emitted from the electron source, and a shield member for shielding a part of the radiation emitted from the target unit. The cooling medium contacts at least a part of the shield member. | 09-12-2013 |
20130243155 | X-RAY DETECTING DEVICE AND X-RAY IMAGING DEVICE USING THE X-RAY DETECTING DEVICE - An X-ray detecting device includes a lower case, a driving circuit substrate on the lower case, an X-ray detection panel connected with the driving circuit substrate, the X-ray detection panel being adapted to detect X-rays applied from the outside by converting the X-rays into electricity, a touch panel on the X-ray detection panel, and an upper case on the touch panel. The driving circuit substrate is provided with a driving circuit. The driving circuit is electrically connected with the X-ray detection panel and the touch panel and is adapted to control the driving of the X-ray detection panel and the touch panel. | 09-19-2013 |
20130243156 | RADIATION IMAGING APPARATUS - A radiation imaging apparatus according to the present invention includes a radiation source, a reflective structure where at least three reflective substrates are arranged with an interval and radiations being incident into a plurality of passages whose both sides are put between the reflective substrate are reflected and parallelized by the reflective substrate at both sides of the passage to be emitted from the passage, a radiation detector, and an image construction unit that constructs an image of an object based on an intensity of the radiation which is emitted from each of the passages, transmits the object and is detected by the radiation detector. When one edge of the reflective structure is an inlet of the radiation and the other edge is an outlet of the radiation, a pitch of the reflective substrates at the outlet is larger than a pitch at the inlet. | 09-19-2013 |
20130251106 | RADIATION IMAGE DETECTING DEVICE AND CONTROL METHOD THEREOF, AND RADIATION IMAGING SYSTEM - An AEC section of an electronic cassette includes a measurement area setting circuit for setting a measurement area in an imaging surface. The measurement area setting circuit is switchable between a specified area mode and an automatic area setting mode. In the specified area mode, a first measurement area is set up in a position predetermined in accordance with a body part to be imaged. In the automatic area setting mode, a second measurement area is set up based on the distribution of an X-ray dose measured by measuring pixels. X-ray emission time is shortened in the specified area mode, because the setting of the first measurement area is quickly performed. The automatic area setting mode eliminates the need for troublesome positioning between a patient and an FPD. | 09-26-2013 |
20130251107 | X-RAY GENERATING APPARATUS AND CONTROL METHOD THEREOF - An X-ray generating apparatus controls driving of an X-ray tube. The X-ray tube includes an electron source emitting electrons due to application of a voltage, a transmission-type target generating an X-ray due to collision of electrons emitted from the electron source, and a shield member disposed between the electron source and the transmission-type target, the shield member having an opening that electrons emitted from the electron source pass through, and blocking an X-ray that scatters toward the electron source. When generating the X-ray, application of a voltage to the transmission-type target is started, and emission of electrons from the electron source is caused after passage of a predetermined period indicating a time period from starting voltage application until the transmission-type target reaches a predetermined voltage. When stopping X-ray generation, application of the voltage to the transmission-type target is stopped after stopping the emission of electrons from the electron source. | 09-26-2013 |
20130259195 | SYSTEMS AND METHODS FOR OBTAINING AND DISPLAYING AN X-RAY IMAGE - Systems and methods for obtaining and displaying a collimated X-ray image are described. The methods can include providing an X-ray device having an X-ray source, a square or rectangular X-ray detector, and a collimator. The collimator can be sized and shaped to collimate an X-ray beam from the X-ray source that exposes a receptor region on the detector. The collimator can allow the X-ray image received by the X-ray detector to have any suitable shape that allows a relatively large view of the image to be displayed and rotated on the display device without changing the shape or size of the image as it rotated. In some instances, the collimator provides the image with superellipse shapes or cornerless shapes having four substantially straight edges with a 90 degree corner missing between at least two edges that run substantially perpendicular to each other. Other embodiments are described. | 10-03-2013 |
20130259196 | RADIATION IMAGING SYSTEM AND RADIATION IMAGE DETECTOR - An X-ray imaging system has two types of electronic cassettes and one type of IP cassette. Upon entering a body portion to be imaged, an input and output controller retrieves from an imaging condition table of the IP cassette an imaging condition corresponding to the body portion as a reference imaging condition. An imaging condition calculator multiplies reference exposure time of the reference imaging condition by a sensitivity coefficient of each electronic cassette, to calculate an imaging condition to be applied in using each electronic cassette. An input and output controller displays the imaging conditions of the electronic cassettes and the IP cassette and choice buttons for choosing one of the electronic cassettes and the IP cassette in a list form on a monitor. | 10-03-2013 |
20130266118 | RADIATION IMAGING SYSTEM, CONTROL APPARATUS, AND CONTROL METHOD - A control apparatus for radiation imaging, the control apparatus includes an obtaining unit configured to obtain imaging information for performing radiation imaging; a display control unit configured to display a display screen for displaying the imaging information and a radiation image captured based on the imaging information; and a change destination obtaining unit configured to, with respect to one imaging information displayed on the display control unit, obtain imaging information about at least one change destination based on the imaging information, wherein the one imaging information displayed on the display control unit is changed to the specified imaging information among pieces of the obtained imaging information about at least one change destination. | 10-10-2013 |
20130266119 | MICRO-FOCUS X-RAY GENERATION APPARATUS AND X-RAY IMAGING APPARATUS - A transmission type micro-focus X-ray generation apparatus includes an electron reflector, an electron passage surrounded by the electron reflector, an electron source, and a target. X-rays are generated by irradiating the target with electrons that have been emitted from the electron source and that have passed through the electron passage. The electron passage has a conical shape having a cross-sectional area that increases from an outlet on the target side toward an inlet on the electron source side. A material of the target is molybdenum, tantalum, or tungsten. The atomic number of a material of the electron reflector is greater than or equal to the atomic number of the material of the target. | 10-10-2013 |
20130272499 | SYSTEMS AND METHODS FOR CONTROLLING X-RAY IMAGING SYSTEMS - Systems and methods for controlling an X-ray imaging system are described. The systems and methods typically include a support arm with a first end and a second end. The first end of the support arm connects to an articulating arm assembly and the second end of the support arm pivotally attaches to an X-ray imaging arm at a pivot joint so that the pivot joint functions as an axis of orbital rotation for the X-ray imaging arm. One or more controls for the X-ray imaging system are disposed on the support arm for the X-ray imaging arm. The controls can therefore remain stationary while the X-ray imaging arm rotates orbitally. The support arm can include a single member or a double member and one or more controls can be disposed on each member of the support arm. Other embodiments are also described. | 10-17-2013 |
20130272500 | X-RAY IMAGING APPARATUS AND MEDICAL IMAGE PROCESSING APPARATUS - An X-ray imaging apparatus including: an imaging unit which includes an X-ray tube that emits an X-ray to a subject and an X-ray detector that is so disposed as to face the X-ray tube; an input unit which inputs a plurality of imaging conditions including a tube current and a tube voltage of the X-ray tube, and sets an imaging protocol of the imaging unit; and an image creation unit which calculates an exposed dose when at least the tube voltage or the tube current is varied, and creates an index image that is made by overlapping an image showing the exposed dose on a two-dimensional map that is represented by the tube voltage and the tube current. | 10-17-2013 |
20130279655 | INSPECTION MACHINE FOR PRINTED CIRCUIT BOARD - Disclosed is an inspection machine provided with an imaging device that capture a close-up image of the imaging target portion of the printed circuit board on which a plurality of electronic components are mounted, by coming close to a printed circuit board. The inspection machine has a sensor unit that detects the heights of the electronic components on the printed circuit board by irradiation light in a first direction that is along the surface of the printed circuit board. Control means of the inspection machine sets a limit distance to a position above the highest electronic component among heights detected from the electronic components. The control means also restricts a facing distance by which the imaging device is accepted to approach the printed circuit board, to be the limit distance. | 10-24-2013 |
20130279656 | RADIATION IMAGING APPARATUS, RADIATION IMAGING SYSTEM, METHOD OF CONTROLLING RADIATION IMAGING APPARATUS AND STORAGE MEDIUM - A radiation imaging apparatus comprising: an obtaining unit configured to obtain rotation control information of a positive electrode of a rotating positive electrode type radiation generating apparatus; an accumulation unit configured to accumulate charge; a readout unit configured to read out the charge based on the rotation control information while a rotational speed of the positive electrode is constant; and an image generating unit configured to generate an image by reading out the charge. | 10-24-2013 |
20130279657 | RADIATION IMAGING APPARATUS AND RADIATION IMAGING SYSTEM - A portable radiation imaging apparatus configured to wirelessly communicate with a radiation generation apparatus includes a radiation image sensor including a two-dimensional arrangement of a plurality of detection elements configured to detect a radiation generated by the radiation generation apparatus, a wireless communication unit configured to receive a generation condition of the radiation generated by the radiation generation apparatus, a storage unit configured to store the received generation condition and radiation image data obtained by the radiation image sensor in association with each other, and a housing configured to accommodate the radiation image sensor, the wireless communication unit, and the storage unit. | 10-24-2013 |
20130279658 | METHOD AND APPARATUS FOR EMISSION GUIDED RADIATION THERAPY - An apparatus comprising a radiation source, coincident positron emission detectors configured to detect coincident positron annihilation emissions originating within a coordinate system, and a controller coupled to the radiation source and the coincident positron emission detectors, the controller configured to identify coincident positron annihilation emission paths intersecting one or more volumes in the coordinate system and align the radiation source along an identified coincident positron annihilation emission path. | 10-24-2013 |
20130279659 | METHOD AND A SYSTEM FOR IMAGE INTEGRATION USING CONSTRAINED OPTIMIZATION FOR PHASE CONTRAST IMAGING WITH AN ARRAGEMENT OF GRATINGS - High-quality, artifact-free phase contrast images from an object are yielded using an arrangement of gratings. The method suppresses the need of direct image integration and significantly improves the quality of phase contrast images. In comparison with existing techniques, no additional alignment work is needed, nor increased exposure time. On the other hand, the method delivers excellent, direct interpretable information about the phase projection within a radiographic experiment. Due to its general applicability and its simplicity in usage, the method is likely to become a standard method for a variety of 2D imaging applications using gratings arrangements in particular on medical scanners (for instance mammography), inspection at industrial production lines, non-destructive testing, and homeland security. | 10-24-2013 |
20130287170 | DOSIMETRIC SCINTILLATING SCREEN DETECTOR FOR CHARGED PARTICLE RADIOTHERAPY QUALITY ASSURANCE (QA) - An apparatus and method are provided for performing Quality Assurance of complex beams of penetrating radiation inside a patient. A detector with a transverse scintillating screen images the radiation inside a tissue phantom with high spatial resolution. The scintillator is comprised of a mixture of two or more scintillators emitting different spectra of light and having different characteristic responses as a function of the beam LET value. The optics relaying the scintillation output have variable transmission with wavelength, further shaping the spectrum of light transmitted to the imaging sensor which also has spectrally varying sensitivity. Parameters of the scintillator construction, the optics, and the imaging sensor are chosen so the output of the composite detector is proportional to a characteristic of the input beam, for example the dose deposited as a function of depth inside the tissue phantom. | 10-31-2013 |
20130287171 | MOBILE X-RAY APPARATUS - A mobile X-ray apparatus is provided with an X-ray source, an X-ray planar detector being arranged in such a manner as opposed to the X-ray source, a support (C-shaped arm) for linking and supporting the X-ray source and the X-ray planar detector, an angle input part for inputting a rotation angle at which the X-ray planar detector is rotated within a plane including the X-ray incidence plane, a rotation controller and a rotation mechanism for rotating the X-ray planar detector according to the rotation angle being inputted, an image generator for generating an image of the test subject based on the transmitted X-rays being detected, displays for displaying the image, and an image rotor for subjecting the image being displayed on the displays to a rotation process according to an amount of the rotation of the X-ray planar detector. | 10-31-2013 |
20130287172 | PHOTON COUNTING DETECTOR PIXEL HAVING AN ANODE INCLUDING TWO OR MORE ALTERNATIVELY SELECTABLE AND SEPARATE SUB-ANODES - An imaging system ( | 10-31-2013 |
20130294578 | VOLTAGE SWITCHING IN AN IMAGING MODALITY THAT UTILIZES RADIATION TO IMAGE AN OBJECT - Among other things, one or more techniques and/or systems are provided for varying a voltage applied to a radiation source of an imaging modality to vary an energy of emitted radiation. A power supply comprises at least two rectifiers, with a first rectifier being electrically separated from a second rectifier via a switching component. When the switching component is opened, the first and second rectifiers are effectively arranged in parallel, and when the switching component is closed, the first and second rectifiers are effectively arranged in series. The voltage applied by the power supply may be different based upon whether the rectifiers are arranged in parallel or in series, but the power output by the power supply may remain substantially constant regardless of the rectifier arrangement. | 11-07-2013 |
20130294579 | CONCEALED IDENTIFICATION SYMBOLS AND NONDESTRUCTIVE DETERMINATION OF THE IDENTIFICATION SYMBOLS - The concealing of one or more identification symbols into a target object and the subsequent determination or reading of such symbols through non-destructive testing is described. The symbols can be concealed in a manner so that they are not visible to the human eye and/or cannot be readily revealed to the human eye without damage or destruction of the target object. The identification symbols can be determined after concealment by e.g., the compilation of multiple X-ray images. As such, the present invention can also provide e.g., a deterrent to theft and the recovery of lost or stolen objects. | 11-07-2013 |
20130294580 | X-RAY GENERATOR, X-RAY IMAGING APPARATUS, AND CONTROL METHODS THEREFOR - In an X-ray generator which includes an electron beam generating unit which has a plurality of electron emitters and generates an electron beam corresponding to driven electron emitters, and a target electrode which generates X-rays with the irradiation position of an electron beam generated by the electron beam generating unit being an X-ray focus, the X-ray focus shape formed by a set of X-ray focuses on the target electrode is controlled by individually controlling driving of the plurality of electron emitters. | 11-07-2013 |
20130294581 | X-RAY IMAGING APPARATUS AND X-RAY IMAGING METHOD - The invention is aimed to provide an X-ray imaging apparatus and the like ensuring a sufficient range of detecting the amount of X-ray movement with respect to the pixel size of a detector in comparison with the method disclosed in International Publication No. WO2008/029107. The X-ray imaging apparatus of the present invention has a splitting element which spatially linearly splits an X-ray beam; and a shielding unit which shields a part of the X-ray beam which is split by the splitting element and whose position is changed by a test object. The shielding unit has a region transmitting X-rays and a region having a shielding element shielding (blocking) X-rays. A dividing line between the X-ray transmitting region and the region having the shielding element is configured to be arranged obliquely so as to cross the linearly split X-ray beam. | 11-07-2013 |
20130301799 | X-RAY IMAGING APPARATUS AND CONTROL METHOD THEREFOR - Disclosed herein are an X-ray imaging apparatus for forming an X-ray image having reduced noise by correcting errors according to characteristics of each of a plurality of pixels and a control method therefor. The X-ray imaging apparatus includes an X-ray generator to generate X-rays and irradiate the generated X-rays, an X-ray detector to detect the irradiated X-rays and output X-ray data by counting the number of photons having an energy that is equal to or greater than threshold energy among photons contained in the detected X-rays, for each of a plurality of pixels; a function acquisition unit to acquire calibration functions for the respective pixels using X-ray data output for a plurality of predesigned phantoms, and an image correction unit to correct an X-ray image of an object on a per pixel basis using the acquired calibration functions. | 11-14-2013 |
20130308754 | RADIATION GENERATING TARGET, RADIATION GENERATING TUBE, RADIATION GENERATING APPARATUS, AND RADIATION IMAGING SYSTEM - The present invention provides a transmission type radiation generating target which can suppress the exfoliation or the crack of a target layer in an interface between a supporting substrate and the target layer, even when the density of incident electrons has been enhanced or the potential of the target has been enhanced. The transmission type radiation generating target includes a supporting substrate, and a target layer which is arranged on the supporting substrate and generates radiation in response to irradiation with an electron beam, wherein the target layer has an opening through which the supporting substrate is exposed, and the opening overlaps with a position at which the density of the irradiation with the electron beam is maximum. | 11-21-2013 |
20130308755 | RADIATION DETECTION APPARATUS AND RADIATION DETECTION SYSTEM - A radiation detection apparatus comprising a sensor panel which includes a sensor array including two-dimensionally arrayed photoelectric conversion elements. A scintillator layer is arranged on the sensor panel. A scintillator protection member covers the scintillator layer upon exposing a first side surface of the scintillator layer. A housing surrounds the scintillator layer and the sensor panel. The housing includes a sealing portion to which a side surface of the sensor panel adjacent to the first side surface and the first side surface are joined by a resin. | 11-21-2013 |
20130315372 | Radiographic Imaging Method and Apparatus - Method and apparatus for generating an x-ray image of an elongate body in direct radiography by generating a plurality of partial x-ray images of said elongated body and by stitching these partial images. | 11-28-2013 |
20130315373 | DIFFERENTIAL PHASE-CONTRAST IMAGING WITH FOCUSSING DEFLECTION STRUCTURE PLATES - The present invention relates to X-ray differential phase-contrast imaging, in particular to a deflection device for X-ray differential phase-contrast imaging. In order to provide differential phase-contrast imaging with improved dose efficiency, a deflection device ( | 11-28-2013 |
20130322596 | IMAGE CAPTURING APPARATUS, IMAGE CAPTURING SYSTEM, METHOD OF CONTROLLING IMAGE CAPTURING APPARATUS, AND STORAGE MEDIUM - An image capturing apparatus has an image capturing unit that accumulates a charge pixel-by-pixel and outputs an image signal corresponding to the amount of accumulated charge, a generation unit that acquires image signals by performing a set number of readouts of image signals of pixels from the image capturing unit, calculates, with respect to each pixel, image data that is an average of image signals read out from the same pixels, and generates an image having the image data as a characteristic of each pixel, and a correction unit that specifies a position of a defective pixel of the image capturing apparatus and generates correction data that is an image signal that is an average of a set certain number of pixels located in a periphery of a defective pixel. | 12-05-2013 |
20130322597 | RADIATION IMAGING SYSTEM, RADIATION IMAGING APPARATUS,AND METHOD OF CONTROLLING THE SAME - User-friendliness of a radiation imaging apparatus configured to reset a sensor array is improved. This invention is a radiation imaging apparatus including a two-dimensional sensor array. This apparatus includes a scan control signal generation circuit which controls the reset operation of the two-dimensional sensor array, a row number register which stores the row number of a line currently subjected to the reset operation at the time of detection of radiation irradiation, a scan control signal generation circuit which controls read operation after the completion of the radiation irradiation, and an image processing circuit which interpolates an image, of the image generated based on the signals read by the read operation, which corresponds to a line corresponding to the row number stored in the row number register, by using images of adjacent lines. | 12-05-2013 |
20130322598 | RADIATION DETECTION APPARATUS AND IMAGING SYSTEM - A radiation detection apparatus comprising a sensor panel in which a plurality of sensors for detecting light are arranged, and a scintillator layer containing scintillator particles for converting an incident radiation into light, and an adhesive resin which has an adherence property and bonds the scintillator particles, wherein the scintillator layer is adhered to the sensor panel by the adhesive resin, a modulus of elasticity in tensile of the adhesive resin is higher than 0.7 GPa and lower than 3.5 GPa, and a volume ratio of the adhesive resin to the scintillator particles is not lower than 1% and not higher than 5%. | 12-05-2013 |
20130329855 | Systems and Methods for Using an Intensity-Modulated X-Ray Source - The present application is directed toward an X-ray scanning system having a plurality of detectors and a controller, where a) the controller is configured to receive and identify a minimum X-ray transmission level detected by at least one detector, b) the controller compares the minimum X-ray transmission level to at least one predetermined threshold transmission level, and c) based on said comparison, the controller generates an adjustment signal. The present application further comprises an X-ray source, where the X-ray source receives an adjustment signal and is configured to adjust an X-ray pulse duration based on the adjustment signal. | 12-12-2013 |
20130329856 | RADIOTHERAPY SYSTEM AND RADIOTHERAPY PLANNING APPARATUS - According to one embodiment, a radiotherapy apparatus generates counting data as a count value of photons included in a preset energy region based on an output signal from an observation detector. The radiotherapy apparatus generates medical image data based on the counting data. | 12-12-2013 |
20130336448 | RADIATION APERTURES FOR X-RAY COLLIMATORS - A collimator includes an x-ray blocking surface including one or more generally flat plates defining an aperture edge. The aperture edge includes a first end portion including a first end of the aperture edge, a second end portion including a second end of the aperture edge, and a central portion including a center of the aperture edge. The first end portion of the aperture edge corresponds to a first end portion of a detector, the second end portion of the aperture edge corresponds to a second end portion of the detector, and the central portion of the aperture edge corresponds to a central portion of the detector. A profile of the aperture edge is discontinuous at a point between the first end of the aperture edge and the center of the aperture edge. | 12-19-2013 |
20130336449 | Real-Time Three-Dimensional Radiation Therapy Apparatus and Method - A radiation therapy apparatus including a robot supporting a robot head; a therapeutic radiation source attached to the robot head; a collimator for adjusting a radiation field shape of therapeutic radiation radiated from the therapeutic radiation source; a first therapeutic radiation detector attached to the robot head; a couch configured to support a patient lying supine thereon; a second therapeutic radiation detector for detecting the therapeutic radiation, disposed opposite the first therapeutic radiation detector with the couch disposed therebetween; at least two X-ray sources and detectors for position detection of a marker and/or a treatment target; an image processor for reconstructing an image of the treatment target; and a CPU that computes the intensity, irradiation direction, dose, and dose distribution of the therapeutic radiation, and dose absorbed by the treatment target, radiation field shape, and position of the treatment target in real time for feedback to a next irradiation. | 12-19-2013 |
20130336450 | METHOD FOR RECORDING A FOUR-DIMENSIONAL ANGIOGRAPHY DATA RECORD - A method for recording a four-dimensional angiography data record using an x-ray facility with a C-arm is proposed. Projection images are recorded from different projection directions at different time points of the cardiac cycle. A number of three-dimensional reconstruction image data records assigned respectively to a time segment of the cardiac cycle are reconstructed from the projection images and combined to form the four-dimensional angiography data record by temporal assignment in respect of the cardiac cycle. At least one recording parameter describing the temporal sequence is selected when recording the projection images as a function of cardiac stimulation performed to ensure a stable heart rate during recording so that the recording of the projection images takes place in such a manner that it is synchronized with the cardiac cycle. | 12-19-2013 |
20130336451 | X-RAY IMAGING APPARATUS AND X-RAY IMAGING METHOD - An X-ray imaging apparatus includes an image combining unit configured to sequentially combine divided and transmitted images, a mode selection unit configured to select one of a speed priority mode and a resolution priority mode, and a control unit configured to, if image enlargement is instructed before all the images are received, perform control to change a combining method used for the image combining unit depending on the mode selected by the mode selection unit. | 12-19-2013 |
20130336452 | RADIATION IMAGING APPARATUS, RADIATION IMAGING SYSTEM, RADIATION IMAGING METHOD, AND PROGRAM - A preliminary dark image acquisition unit | 12-19-2013 |
20130336453 | DIGITAL X-RAY DETECTOR, HOUSING AND X-RAY PHOTOGRAPHING APPARATUS USING THE SAME - Provided are a table type digital X-ray detector, which is capable of implementation within a digital X-ray photographing apparatus through easy installation without replacing an existing X-ray photographing apparatus, a housing for the table type digital X-ray detector, and an X-ray photographing apparatus using the table type digital X-ray detector. The X-ray photographing apparatus may include an X-ray source: a support provided at a position facing the X-ray source; a housing configured to be fixedly attachable to the support, at least a portion of the top surface of the housing being made of an X-ray transmittable material; and a digital X-ray sensing module embedded in the housing. | 12-19-2013 |
20130343521 | X-RAY IMAGING APPARATUS AND X-RAY IMAGING SYSTEM - An X-ray imaging apparatus displays a bone or soft tissue image of an X-ray image, which corresponds to a region selected by a user, thereby reducing a diagnosis time. In addition, an X-ray imaging system transmits a first energy X-ray image and a second energy X-ray image to a central image management system, and a user control apparatus receives the images from the central image management system and displays a bone or soft tissue image corresponding to the selected region, thereby reducing burden imposed on server capacity of the central image management system as well as reducing a diagnosis time. | 12-26-2013 |
20130343522 | X-RAY DETECTOR, METHOD FOR DRIVING THE SAME, AND X RAY PHOTOGRAPHING SYSTEM INCLUDING THE SAME - An X-ray detector includes a panel including a plurality of photo-sensing pixels, the photo-sensing pixels being configured to detect an X-ray and to perform photoelectric conversion to output electrical signals, and a read-out integrated circuit connected to the panel, the read-out integrated circuit being configured to read out the electrical signals from the photo-sensing pixels and to generate a self-triggering signal based on the read-out electrical signals. | 12-26-2013 |
20140003576 | SUPPORTING DEVICE AND INTRA-OPERATIVE IMAGING DEVICE HAVING THE SUPPORTING DEVICE | 01-02-2014 |
20140003577 | SYSTEMS AND METHODS FOR REMOTE DIAGNOSTIC IMAGING | 01-02-2014 |
20140010348 | RADIATION GENERATING APPARATUS AND RADIATION IMAGE TAKING SYSTEM - Provided is a radiation generating apparatus, including a radiation generating unit for emitting radiation through a transmission window, and a light projecting/sighting device including a light source for emitting visible light and a reflection mirror. At least one of the transmission window and the reflection mirror has variations in thickness for reducing shading of radiation which irradiates a radiation irradiation field. | 01-09-2014 |
20140010349 | ARRANGEMENT FOR INTRA-ORAL X-RAY IMAGING - The invention relates to an intra-oral x-ray imaging arrangement which includes an imaging sensor ( | 01-09-2014 |
20140016747 | RADIATION IMAGING APPARATUS - A mobile radiation imaging apparatus comprising: a generation unit configured to emit radiation; a positioning unit configured to support the generation unit; a moveable cart configured to moveably hold the positioning unit; a storing unit for a radiation imaging unit that includes a radiation sensor and a first battery, the storing unit having a terminal that supplies power to the radiation imaging unit; a second battery configured to connect to the terminal, the generation unit, and a cable for receiving a supply of power from an external power source; and a control unit configured to control power supply from the second battery to the first battery based on a remaining amount of the first battery and a remaining amount of the second battery. | 01-16-2014 |
20140016748 | Counting Digital X-Ray Detector And Method For Taking A Series Of X-Ray Images - A counting digital X-ray detector for taking X-ray images of an object penetrated by X-ray radiation may include at least one detector module having an X-ray converter for converting X-ray radiation into an electrical signal and a matrix having a large number of counting pixel elements, wherein each counting pixel element has a signal input, a conversion device for converting the electrical signal into a count signal and a first digital storage unit for storing the count signal, wherein exactly one second digital storage unit is allocated to each first storage unit, and this is designed to form a copy of the first storage unit at the moment of transfer by way of a transfer process, and wherein the X-ray detector is designed in such a way that the transfer process can be carried out simultaneously for the large number of pixel elements. | 01-16-2014 |
20140016749 | RADIOGRAPHIC IMAGING DEVICE, METHOD OF CONTROLLING RADIATION DETECTION SENSITIVITY AND PROGRAM STORAGE MEDIUM - A radiographic imaging device including: a sensor portion that generates an output signal according to an irradiated amount of irradiated radiation; a detector that based on the output signal detects a radiation irradiation start of radiation irradiated from a radiation source during capture of a radiographic image; a noise data generation means that, based on an output signal from the sensor portion in a non-irradiation state of radiation from the radiation source, generates noise data relating to noise incorporated in the output signal; a controller that controls detection sensitivity to radiation irradiation start in the detector according to a degree of variation in noise level expressed by the noise data; and an imaging unit that captures the radiographic image after radiation irradiation start has been detected by the detector. | 01-16-2014 |
20140016750 | X-RAY IMAGING APPARATUS AND METHOD FOR CONTROLLING X-RAY IMAGING APPARATUS - Disclosed herein are an X-ray imaging apparatus and a method of controlling the same. The X-ray imaging apparatus includes an X-ray emitter to irradiate an object with X-rays and be movable, an X-ray detector to detect X-rays having passed through the object, convert the detected X-rays into an electric signal, and be movable, a location information collector to collect location information regarding the object, and a controller to control the X-ray emitter or the X-ray detector based on the location information regarding the object collected by the location information collector. | 01-16-2014 |
20140016751 | X-RAY IMAGING APPARATUS, REMOTE CONTROLLER FOR X-RAY IMAGING APPARATUS, AND CONTROL METHOD FOR X-RAY IMAGING APPARATUS - Disclosed are an X-ray imaging apparatus, a remote controller for the X-ray imaging apparatus, and a control method for the X-ray imaging apparatus. The X-ray imaging apparatus includes a movable X-ray emitter to emit X-rays to a subject, a movable X-ray detector to detect X-rays emitted from the X-ray emitter and change the X-rays into electric signals, an input unit to receive target position information regarding at least one of the X-ray emitter and the X-ray detector, and a controller to control movements of the X-ray emitter and the X-ray detector according to the input target position information. | 01-16-2014 |
20140016752 | RADIATION IMAGE ACQUISITION DEVICE - A radiation image acquisition device includes: a radiation source which emits radiation; a wavelength conversion member which generates scintillation light according to incidence of the radiation emitted from the radiation source and transmitted by an object; first imaging means which condenses and images the scintillation light emitted from an entrance surface for the radiation in the wavelength conversion member; and second imaging means which condenses and images the scintillation light emitted from a surface opposite to the entrance surface in the wavelength conversion member, wherein one of the first imaging means and the second imaging means condenses the scintillation light emitted from the entrance surface or the opposite surface in a direction of a normal thereto, and wherein the other condenses the scintillation light emitted from the entrance surface or the opposite surface in a direction inclined with respect to a direction of a normal thereto. | 01-16-2014 |
20140016753 | RADIATION IMAGE ACQUISITION DEVICE - A radiation image acquisition device includes: a radiation source which emits radiation; a wavelength conversion member of a flat plate shape which generates scintillation light according to incidence of the radiation emitted from the radiation source and transmitted by an object; first imaging means which condenses and images the scintillation light emitted from an entrance surface for the radiation in the wavelength conversion member in a direction of a normal to the entrance surface; and second imaging means which condenses and images the scintillation light emitted from a surface opposite to the entrance surface in the wavelength conversion member in a direction of a normal to the opposite surface. | 01-16-2014 |
20140016754 | RADIATION IMAGE ACQUISITION DEVICE - A radiation image acquisition device includes: a radiation source which emits radiation; a wavelength conversion member of a flat plate shape which generates scintillation light according to incidence of the radiation emitted from the radiation source and transmitted by an object; first imaging means which condenses and images the scintillation light emitted from an entrance surface for the radiation in the wavelength conversion member in a direction inclined with respect to a direction of a normal to the entrance surface; and second imaging means which condenses and images the scintillation light emitted from a surface opposite to the entrance surface in the wavelength conversion member in a direction inclined with respect to a direction of a normal to the opposite surface. | 01-16-2014 |
20140016755 | Method of Generating a Radiation Image of an Elongate Body - Method of generating a radiation image of an elongate body by taking plural partial X-ray images on a digital radiography detector using a multiple shot exposure technique. Partial image dimensions are determined so that the partial image representing that part of the elongate body that is most susceptible of movement during the multiple shot exposure is recorded covering an as large as possible area of the detector. | 01-16-2014 |
20140023176 | RADIATION GENERATING APPARATUS AND RADIATION IMAGING SYSTEM - Provided is a radiation generating apparatus, including: a radiation generating unit for emitting radiation; and a movable diaphragm unit including a light projecting/sighting system for making a simulation display of a radiation field with visible light. The light projecting/sighting system includes: a light source of the visible light; a light guiding plate that is provided across a radiation axis, and causes the visible light from the light source to exit from a front surface of the light guiding plate; and a louver that gives directivity to the visible light exiting from the front surface of the light guiding plate. | 01-23-2014 |
20140023177 | Intraoral Radiographic Sensors with Cables Having Increased User Comfort and Methods of Using the Same - A radiological image sensor has an electronic substrate and an imaging chip held within a housing, the imaging chip having electronics that create a dead space, with a cable attached to the housing at a cable button connector, the dead space being at a short distal side of the generally rectangular sensor opposite the short mesial side at which the cable exits the cable button connector. The mesial side of the sensor either does not have a dead space created by electronics of the imaging chip or the dead space found on the mesial side of the sensor is less than approximately 4 mm, and, preferably, approximately 2 mm or less. The cable can be a flat cable with a length of approximately one meter or less that can be connected to a round cable. | 01-23-2014 |
20140023178 | X-RAY PHOTOGRAPHING APPARATUS AND METHOD - An X-ray photographing apparatus includes: a plurality of X-ray generators which is two-dimensionally arranged and independently generates X-rays; and a plurality of X-ray detectors which is arranged in a one-to-one correspondence with the plurality of X-ray generators and independently detects the X-rays generated by the plurality of X-ray generators. | 01-23-2014 |
20140023179 | DETECTION LIMIT CALCULATION DEVICE, RADIATION DETECTION DEVICE, RADIOGRAPHIC IMAGE CAPTURE SYSTEM, COMPUTER-READABLE STORAGE MEDIUM, AND DETECTION LIMIT CALCULATION METHOD - A detection limit calculation device is provided that includes a calculation means that calculates, for image capture of a radiographic image of an imaging subject using an image capture means, a detection limit of a detection means that detects whether irradiation of radiation has started based on a radiation amount of radiation including radiation that has been irradiated and passed through the imaging subject, based on imaging subject data relating to the imaging subject or irradiation data relating to irradiation of radiation or both thereof. | 01-23-2014 |
20140029720 | MOVABLE SHIELD FOR REDUCING RADIATION EXPOSURE OF MEDICAL PERSONNEL - A movable device holds a radiation protection drape for reducing exposure and protecting medical personnel from hazardous X-ray radiation scattered by the patient during fluoroscopy. The device enables positioning an X-ray opaque drape such that it covers the patient in an anatomically and procedurally compatible ways that reduces significantly the scattered radiation towards the operators. The device is capable of repositioning the X-ray opaque drape according to the C-arm movement to prevent interfering with the X-ray beam and the fluoroscopy image. The device is simple to use, reusable, and intended for the invasive, diagnostic and interventional procedure done in the catheterization laboratory. | 01-30-2014 |
20140029721 | RADIATION IMAGING CONTROL APPARATUS, RADIATION IMAGING SYSTEM AND RADIATION IMAGING APPARATUS, AND METHOD FOR CONTROLLING THE SAME - A radiation imaging control apparatus, which is communicable with a radiation imaging apparatus including a radiation sensor and capable of acquiring an X-ray moving image, includes a first communication unit configured to communicate with the radiation imaging apparatus via Ethernet communication, a second communication unit configured to communicate with the radiation imaging apparatus via at least a pair of bidirectional serial optical communication lines, a first control unit configured to cause the first communication unit to transmit a first signal for setting at least one parameter to the radiation imaging apparatus, a second control unit configured to cause the second communication unit to output data of the X-ray moving image received from the radiation imaging apparatus to an image processing unit, and transmit a second signal for some settings to the radiation imaging apparatus. | 01-30-2014 |
20140029722 | RADIATION IMAGING APPARATUS AND METHOD - A radiation imaging apparatus includes a radiation generation unit configured to radiate radiation to an object, a radiation detection unit configured to detect the radiation having passed through the object, an irradiation size detection unit configured to detect a size of an irradiation range of the radiation radiated by the radiation generation unit, a movement detection unit configured to detect a relative movement of the radiation generation unit and the radiation detection unit with respect to the object, and a control unit configured to control irradiation of the radiation to the object performed by the radiation generation unit. The control unit resumes, after a stop of the irradiation of the radiation, the irradiation of the radiation to the object performed by the radiation generation unit according to the relative movement detected by the movement detection unit and the size of the irradiation range detected by the irradiation size detection unit. | 01-30-2014 |
20140029723 | ELECTRIC ARC DETECTION FOR X-RAY GENERATORS - A method for detecting electric arcs on an X-ray generator, the method comprising recording mechanical vibrations of an environment of the X-ray generator, the X-ray generator, or elements of the X-ray generator, using at least one sensor configured to record vibrations to record vibrations, and processing signals recorded by the at least one sensor to identify peaks corresponding to the formation of the electric arcs. | 01-30-2014 |
20140029724 | IMAGING DETECTOR - An imaging detector ( | 01-30-2014 |
20140029725 | X-RAY GENERATOR AND X-RAY IMAGING APPARATUS INCLUDING THE SAME - Provided is an X-ray generator comprising an X-ray tube including a cylindrical body; an electron source in the body; a target at an end of the X-ray tube facing the electron source, the target generating X-rays by irradiation with electrons; a container in which the X-ray tube is arranged; insulating liquid filled between the X-ray tube and the container; and
| 01-30-2014 |
20140037056 | IMAGING APPARATUS, CONTROL METHOD THEREFOR, AND STORAGE MEDIUM - An imaging apparatus determines, based on a frame interval associated with imaging of the object, the number of output values to be measured, and inputs an electric signals of a given value to amplifiers to measure the determined number of output values during a time after a readout circuit performs a readout operation for a photoelectric conversion elements of one line and before the readout circuit performs a readout operation for the photoelectric conversion elements of the next one line, calculates a difference between the measured output value and a predetermined reference value, and corrects a measurement value of one line of the object by increasing or decreasing the measurement value by the difference. | 02-06-2014 |
20140037057 | X-RAY IMAGING APPARATUS, AND METHOD OF SETTING IMAGING AREA OF X-RAY IMAGING APPARATUS - An X-ray imaging apparatus controls an imaging area using an image area setting which includes displaying, on a screen, an X-ray image with respect to an X-ray irradiation area acquired via X-ray irradiation of an X-ray irradiator, receiving a selected-area generation instruction to select a partial area of the X-ray image displayed on the screen from a user, and displaying a selected-area using a boundary line if the selected-area is designated on the screen by the user. Thereafter, the imaging area setting method includes setting the X-ray irradiation area based on the selected-area, and adjusting the X-ray irradiator so as to irradiate the X-ray irradiation area with X-rays. | 02-06-2014 |
20140037058 | C-Arm with Removable or Retractable Detector Housing - An x-ray system comprises a c-arm base unit, a detector tray and a c-arm movably supported on the base to permit articulation above a patient to be examined. The c-arm has an x-ray emitter emitting x-radiation in an x-ray field, an x-ray detector detecting the x-rays and removably resting at the detector tray. An upper portion of the c-arm holds the x-ray emitter. The c-arm has a retractable lower portion with an articulating assembly removably holding the detector tray at the lower end and articulating the detector tray away from or in towards a center of the c-arm to stowed positions when attached. The c-arm slides with respect to the upper portion of the c-arm such that, when retracted, the upper portion can be placed over the patent who is resting on a surface having an obstruction therebeneath that would prevent the lower portion from accessing under the surface. | 02-06-2014 |
20140037059 | Arrangement and Method for Inverse X-Ray Phase Contrast Imaging - An arrangement for inverse x-ray phase contrast imaging includes a photon-counting x-ray detector and a multibeam x-ray tube. Focal points of the x-ray tube are collimated such that a narrow x-ray beam that is directed toward an optical axis of the arrangement and toward the x-ray detector may be generated. An active surface of the x-ray detector is at least as large as a cross-sectional surface of the narrow x-ray beam. The arrangement also includes a source grating arranged between the x-ray tube and the x-ray detector. The arrangement includes a defraction grating arranged between the source grating and the x-ray detector, and an absorption grating arranged between the defraction grating and the x-ray detector. | 02-06-2014 |
20140037060 | SOLID-STATE IMAGE PICKUP APPARATUS AND X-RAY INSPECTION SYSTEM - A solid-state image pickup apparatus | 02-06-2014 |
20140037061 | DEVICE FOR CONTROLLING PHARMACEUTICAL PRODUCTS - The invention relates to a device ( | 02-06-2014 |
20140044232 | GAIN CALIBRATION TECHNIQUE FOR DIGITAL IMAGING SYSTEMS - A computer-implemented method for gain calibration is provided. The method includes sorting the calibration data of each pixel location from the offset-corrected X-ray image data into a sequence. The method also includes removing part of the calibration data from one end or both ends of the respective sequence for each pixel location. The method further includes averaging the calibration data remaining within each respective sequence to obtain an average pixel value for each pixel location. The method yet further includes generating a gain map based on the average pixel value for each pixel location. | 02-13-2014 |
20140044233 | Combined Scatter and Transmission Multi-View Imaging System - The present specification discloses a multi-view X-ray inspection system having, in one of several embodiments, a three-view configuration with three X-ray sources. Each X-ray source rotates and is configured to emit a rotating X-ray pencil beam and at least two detector arrays, where each detector array has multiple non-pixellated detectors such that at least a portion of the non-pixellated detectors are oriented toward both the two X-ray sources. | 02-13-2014 |
20140044234 | RADIATION IMAGING APPARATUS AND IMAGE PROCESSING METHOD - An X-ray imaging apparatus comprises a first grid, a second grid, and an X-ray image detector. The first grid passes X-rays emitted from an X-ray source and produces a first periodic pattern image. The second grid opposes the first grid. The second grid partly blocks the first periodic pattern image and produces a second periodic pattern image with moiré fringes. The X-ray image detector detects the second periodic pattern image and produces image data. The X-ray image detector has pixels arranged in two dimensions in X and Y directions. The M pixels arranged in the Y direction form one group. The group is shifted in the Y direction by the number of the pixels less than M each time. A phase of an intensity modulated signal, composed of pixel values of the pixels in the each shifted group, is calculated. Thereby a differential phase image is produced. | 02-13-2014 |
20140044235 | APPARATUS AND METHOD TO GENERATE X-RAYS BY CONTACT ELECTRIFICATION - An x-ray source includes an enclosing vessel, a first roller arranged at least partially within the enclosing vessel, a second roller arranged at least partially within the enclosing vessel and to be in rolling contact with the first roller, and a drive assembly operatively connected to at least one of the first and second rollers. The drive assembly causes the first and second rollers to rotate while in contact to bring portions of the first and second rollers into and out of contact within the enclosing vessel as the first and second rollers rotate. The first roller has a surface at least partially of a first triboelectric material and the second roller has a surface at least partially of a second triboelectric material, the first triboelectric material having a negative triboelectric potential relative to the second triboelectric material. The enclosing vessel is structured to provide a controlled atmospheric environment, and the first triboelectric material, the second triboelectric material and the controlled atmospheric environment are selected such that rolling contact between the first and second rollers produces x-rays. | 02-13-2014 |
20140050300 | X-RAY APPARATUS - An X-ray apparatus includes a pixel-extracting section for extracting pixels determined in advance in each line of an image containing a grid moiré pattern, a FFT processing section for performing one-dimensional FFT to the extracted pixels, a peak-frequency detecting section for detecting a peak frequency from a frequency characteristic for each line having undergone FTT, a frequency-characteristic preparing section for preparing a frequency characteristic for extracting the grid moiré pattern in accordance with the detected peak-frequency, an inverse FFT processing section for performing inverse FFT to the frequency characteristic prepared by the frequency-characteristic preparing section, and an FIR filtering section for performing FIR filtering on the image with use of a value calculated by the inverse FFT processing section as an FIR filter coefficient. | 02-20-2014 |
20140050301 | SYSTEM AND METHOD FOR CORRECTING FOR IMAGE ARTIFACTS IN X-RAY IMAGE DATA - A computer-implemented method for reducing image artifacts in X-ray image data includes dividing pixels of X-ray image data into a plurality of pixel value regions based on a pixel value of each pixel, wherein each pixel value region has a different range of pixel values. The method also includes generating calibrated X-ray image data for each pixel value region, wherein the respective calibrated X-ray image data for each pixel value region is generated using a different dose of radiation. Further, the method includes calculating a gain slope for each pixel value region based on the calibrated X-ray image data, and calculating a pixel gain correction for the pixels of the X-ray image data based on at least one of the calculated gain slopes. | 02-20-2014 |
20140050302 | METHOD FOR THE DETERMINATION OF DUAL ENERGY IMAGE DATA RECORDS AND X-RAY FACILITY - A method for determining at least one three-dimensional image data record to be displayed of a target area from two sets of projection images recorded with x-ray spectra using different energy maxima. The method includes recording the first projection image via a first X-ray spectrum and different first projection directions and of the second projection image via the second X-ray spectrum and different second projection directions. The second projection directions differ at least partially from the first projection directions. A three-dimensional anatomy image data record is reconstructed from the first and the second projection images. A three-dimensional spectral image data record is reconstructed by a weighted combination of a first three-dimensional reconstruction image data record, reconstructed from the first projection images, and a second three-dimensional reconstruction image data record is reconstructed from the second projection images. The anatomy image data record and the spectral image data record are displayed. | 02-20-2014 |
20140050303 | System And Method For Off-Center Imaging - A system and a method for acquiring image data of a subject with an imaging system is provided. The system can include a gantry that completely annularly encompasses at least a portion of the subject, which can be positioned along at an isocenter of the imaging system. The system can include a source and a detector positioned within and movable relative to the gantry on a rotor. The system can include a move control module that sets move data for each of the source, detector and rotor that causes the source, detector and rotor to move in a desired motion profile to acquire image data of a portion of the subject off the isocenter of the imaging system. | 02-20-2014 |
20140050304 | MEDICAL IMAGING DEVICE WITH SEPARATE BUTTON FOR SELECTING CANDIDATE SEGMENTATION - A medical imaging device ( | 02-20-2014 |
20140056404 | X-RAY TUBE TARGET HAVING ENHANCED THERMAL PERFORMANCE AND METHOD OF MAKING SAME - An x-ray tube includes a frame enclosing a high vacuum, a cathode positioned within the enclosure, and a target assembly. The target assembly includes a target cap, a focal track material positioned on the target cap to receive electrons from the cathode, and a foam material positioned within a cavity of the target cap and positioned proximate the focal track. The x-ray tube also includes a bearing assembly attached to the frame and configured to support the target assembly. | 02-27-2014 |
20140056405 | RADIATION DETECTION PANEL, RADIATION IMAGING DEVICE, AND DIAGNOSTIC IMAGING DEVICE - To achieve a radiation detection panel capable of outputting a signal for generating an accurate pixel signal regardless of the performance of a conversion unit, a detection circuit that outputs a signal used for generating a pixel signal includes a first output circuit that outputs a signal due to afterglow, and a second output circuit that outputs a signal including both a signal based on radiation emission and a signal due to afterglow. Transistors using an oxide semiconductor material for a channel formation region are used as some transistors included in the first and second output circuits. In the radiation detection panel having this structure, the signal (a first signal or a second signal) can be held in each output circuit; therefore, after all output circuits hold the signal (the first signal or the second signal), the first signal and the second signal can be sequentially output from detection circuits. | 02-27-2014 |
20140056406 | RADIATION GENERATING TUBE, RADIATION GENERATING UNIT, AND RADIATION IMAGE TAKING SYSTEM - A radiation generating tube includes a vacuum envelope formed by an insulating tube, a cathode and an anode. At least one of the cathode and the anode is bonded to the insulating tube via a conductive bonding material disposed between bonded surfaces facing each other. The conductive bonding material is partially protruding from between the bonded surfaces to an outer peripheral surface or an inner peripheral surface of the insulating tube. A concave portion is formed on the outer peripheral surface or the inner peripheral surface of the insulating tube adjacent to a bonded surface on an insulating tube side, and a distal end of a conductive bonding material protruding from between bonded surfaces is accommodated in the concave portion. | 02-27-2014 |
20140056407 | METHOD AND APPARATUS FOR CORRECTING ARTIFACTS DURING GENERATION OF X-RAY IMAGES, IN PARTICULAR COMPUTED TOMOGRAPHY, OR RADIOGRAPHY BY MEANS OF TEMPORAL MODULATION OF PRIMARY RADIATION - Artifacts caused by scattered radiation when generating X-ray images of objects are corrected using a temporally alterable modulation of the primary radiation. A respective set of originally amplitude-modulated modulation projections of the object is generated and a respective scattered image allocated to the respective modulation projections is calculated. The method is particularly suitable for fast CT scans. | 02-27-2014 |
20140056408 | REGULATING UNIT AND RADIOGRAPHIC IMAGING SYSTEM - An X-ray imaging system or radiographic imaging system includes a radiation generating apparatus and a radiographic imaging apparatus. An ionization chamber device is external to the radiographic imaging apparatus, for detecting a dose of the radiation transmitted through an object. Dose sensors are incorporated in the radiographic imaging apparatus, for detecting a dose of the radiation transmitted through the object. An exposure control unit is disposed with the radiation generating apparatus, for shutting off application of the radiation from the radiation generating apparatus according to a detection signal from the ionization chamber device or dose sensors. The ionization chamber device is communicably coupled with the radiation generating apparatus. An operating state of the ionization chamber device and dose sensors is acquired by monitoring, so failure of simultaneous inputting of their detection signals to the exposure control unit is prevented. | 02-27-2014 |
20140056409 | RADIATION IMAGE CAPTURING SYSTEM, RADIATION DETECTING APPARATUS, IMAGE CAPTURING BASE AND RADIATION IMAGE CAPTURING METHOD - A radiation image capturing system includes a first image capturing apparatus for capturing a radiation image of a subject, a second image capturing apparatus for capturing a radiation image of the subject, the second image capturing apparatus having a specification different from that of the first image capturing apparatus, an image correcting device for correcting the radiation image of the subject which is captured by the second image capturing apparatus such that the radiation image of the subject which is captured by the second image capturing apparatus has the same magnification as that of the radiation image of the subject which is captured by the first image capturing apparatus, and a display unit for displaying the corrected radiation image. The radiation images captured by the image capturing apparatus of different specifications are corrected to have the same magnification. | 02-27-2014 |
20140064446 | X-RAY ABSORPTIOMETRY USING SOLID-STATE PHOTOMULTIPLIERS - An x-ray absorptiometry apparatus and method utilize a radiation source having a beam opening angle of less than or equal to 30 milliradians in at least one dimension, an array of scintillator units to receive radiation from the radiation source with the beam angle after the radiation has passed through a body being imaged and at least one solid-state photomultiplier to receive photons from the array of scintillator units and to produce electrical signal based on the photons. In one implementation, an optical area transmission passage modifier is employed in a dual energy x-ray absorptiometry system. In one implementation, the array of scintillator units are arranged in staggered rows. In yet another implementation, the solid-state photomultiplier includes a plurality of solid-state photomultipliers arranged in rows. In one implementation, a single solid-state photomultiplier receive photons from a plurality of scintillators of the array. | 03-06-2014 |
20140064447 | RADIATION GENERATING TUBE AND RADIATION GENERATING APPARATUS INCLUDING RADIATION GENERATION TUBE - A radiation generating apparatus includes a radiation generation tube including an electron emitting source having an electron emitting member, a transmission type target, a tubular backward shielding member having an electron passing hole facing the target layer at one end, located at the electron emitting source side of the transmission type target, and connected to the periphery of the base member. The radiation generating apparatus further includes a collimator having an opening for defining an angle for extracting the radiation at the opposite side of the electron emitting source side of the transmission type target, and an adjusting device connected to the collimator, and configured to vary an opening diameter of the opening, wherein the target layer has a portion separated from a connection portion of the base member and the backward shielding member at the periphery. | 03-06-2014 |
20140064448 | COMMUNICATION METHOD AND RADIOGRAPHIC IMAGING SYSTEM AND APPARATUS - An X-ray imaging system includes an X-ray source for emitting X-rays. A radiation source driver drives the X-ray source. An X-ray imaging apparatus has an FPD device incorporated therein, has pixels arranged for storing signal charge according to X-rays transmitted through an object, for outputting a radiation image of the object by conversion in an electrical signal. An ionization chamber device is discrete from the X-ray imaging apparatus, for detecting X-rays transmitted through the object. An interface port is provided in the radiation source driver, for connection with the ionization chamber device. There is a communication path for connection between the interface port and the X-ray imaging apparatus, and for transmitting a sync signal, namely request signal S | 03-06-2014 |
20140064449 | METHOD AND APPARATUS FOR DETERMINING TREATMENT MARGIN OF TARGET AREA - Disclosed is a method and apparatus for determining a tumor ablation margin. The method includes acquiring an angiography image before tumor ablation and an angiography image after tumor ablation when tumor ablation is performed, registering the angiography image before tumor ablation and the angiography image after tumor ablation, and determining the tumor ablation margin according to the relative positions of the tumor area in the angiography image before tumor ablation and the ablation area in the angiography image after tumor ablation after registration. Using an embodiment, one directly determines the tumor ablation margin during tumor ablation, thus improving the efficiency and success rate of tumor ablation. | 03-06-2014 |
20140064450 | BODY MOTION DETECTION DEVICE AND METHOD, AS WELL AS RADIOGRAPHIC IMAGING APPARATUS AND METHOD - An image obtaining unit obtains a plurality of radiographic images, which at least partially overlap with one another, taken by carrying out a plurality of imaging operations with respect to an identical subject. An imaging information obtaining unit obtains imaging information representing imaging conditions and an imaged subject during the imaging operations. A body motion index value obtaining unit obtains a body motion index value, which indicates a body motion of the subject during imaging of the radiographic images, based on the imaging information. | 03-06-2014 |
20140064451 | X-RAY IMAGE PHOTOGRAPHING APPARATUS AND MANAGEMENT METHOD - When a retake button is selected, a CPU causes a dialog screen for inputting a reason for a photographic error to be displayed. On the dialog screen, the name of a radiographer who is logging onto an X-ray photographing apparatus and select buttons indicating possible reasons for photographic errors are indicated. The CPU transmits an unsatisfactorily photographed image to a different server. | 03-06-2014 |
20140072101 | X-RAY DETECTION MODULE, X-RAY IMAGING APPARATUS, AND CONTROL METHOD OF X-RAY IMAGING APPARATUS - An X-ray detection module, an X-ray imaging apparatus, and a control method of an X-ray imaging apparatus include a movable X-ray irradiation module to irradiate an object with X-rays, an X-ray detection module including a movable X-ray detector to detect X-rays from the X-ray irradiation module, and a touch sensor device installed to the X-ray detection module and located in a movement direction of the X-ray detector to sense touch. If the touch sensor device senses a touch, at least one of the X-ray irradiation module and the X-ray detector is moved to a position where the touch is sensed. | 03-13-2014 |
20140072102 | SOURCE OF X-RAYS GENERATING A BEAM OF NANOMETRIC SIZE AND IMAGING DEVICE COMPRISING AT LEAST ONE SUCH SOURCE - Source of X-rays comprising a source of electrons generating an electron beam of nanometric size and a target, the target being designed to send out an X-ray beam by illumination by the electron beam, the target comprising one nanowire, for example made of silicon, and a nanowire catalyst, for example made of gold, covering the free end of the nanowire. | 03-13-2014 |
20140072103 | RADIOGRAPHIC IMAGING APPARATUS AND CONTROL METHOD FOR THE SAME - An X-ray imaging apparatus includes an FPD and short-circuited pixels. The FPD has pixels arranged in arrays for detecting an X-ray image. The short-circuited pixels detect a radiation dose of X-rays in the FPD. The X-ray imaging apparatus is changed over between first and second operating modes. The first operating mode is selected in case of combining with an X-ray generating apparatus with communication compatibility, and performs an exposure control for controlling a total radiation dose according to a detection signal from the short-circuited pixels. The second operating mode is selected in case of combining with an X-ray generating apparatus with communication incompatibility, and performs control of start synchronization for synchronizing operation of the FPD with the emission start of X-rays according to a detection signal from the short-circuited pixels. Thus, control of the X-ray imaging apparatus is changed over appropriately. | 03-13-2014 |
20140072104 | X-Ray Microscope System with Cryogenic Handling System and Method - A cartridge-based cryogenic imaging system includes a sample handling system. This system uses a kinematic base and cold interface system that provides vertical loading to horizontally mounted high-precision rotation stages that are able to facilitate automated high-resolution three-dimensional (3D) imaging with computed tomography (CT). Flexible metal braids are used to provide cooling and also allow a large range of rotation. A robotic sample transfer and loading system provides further automation by allowing a number of samples to be loaded and automatically sequentially placed on the sample stage and imaged, These characteristics provide the capability of high-throughput and highly automated cryogenic x-ray microscopy and computed tomography. | 03-13-2014 |
20140072105 | ORIENTATION REFERENCE SYSTEM FOR MEDICAL IMAGING - The present invention relates to positioning a medical imaging system in relation to an object. In order to provide improved positioning possibilities which facilitate the workflow during an intervention, a medical imaging apparatus ( | 03-13-2014 |
20140079183 | Apparatus for Examining Test Bodies - The invention relates to an apparatus ( | 03-20-2014 |
20140079184 | SINGLE STEP X-RAY PHASE IMAGING - A system and method for single step x-ray phase contrast imaging. In one embodiment, a method for single step x-ray phase contrast imaging includes illuminating an object to be imaged with x-rays. The x-rays passing through the object are detected by a spectral detector. Image data derived from the detected x-rays is provided to an x-ray image processor. A phase image is generated based on the image data. | 03-20-2014 |
20140079185 | IMAGE PROCESSING APPARATUS, IMAGE PROCESSING METHOD, IMAGE PROCESSING SYSTEM, AND COMPUTER-ACCESSIBLE MEDIUM - An image processing apparatus includes an image acquisition unit configured to acquire an image captured according to a predetermined image capturing method, an anomalous pixel acquisition unit configured to acquire an anomalous pixel occurring according to an image capturing method different from the predetermined image capturing method, and a display control unit configured to cause the acquired anomalous pixel to be displayed together with the captured image. | 03-20-2014 |
20140086388 | RADIATION GENERATING UNIT, RADIATION IMAGING SYSTEM AND TARGET - A radiation generating unit of the present invention includes an electron beam source that emits an electron beam and can change the size of a region to be irradiated with the electron beam on a target while maintaining constant the center position of the region to be irradiated with the electron beam. Furthermore, a target is adopted where the number of types of target layers included in the region to be irradiated with the electron beam can be changed by changing the size of the region to be irradiated with the electron beam. The radiation quality can be switched without changing the radiation focus, and the radiation quality of a high energy radiation can be largely changed. | 03-27-2014 |
20140086389 | METHOD AND APPARATUS FOR MORE ACCURATE POSITIONING OF DENTAL IMAGING EQUIPMENT - An apparatus for positioning an X-ray imaging system. The apparatus includes an intraoral sensor sized and configured for placement within a human mouth, the intraoral sensor having one or more sensing elements for detecting X-rays, the intraoral sensor further having a signal generation element. Also included is a collimator unit having an X-ray collimator and first and second signal detection elements spaced apart from each other with the X-ray collimator positioned therebetween, the first and second signal detection elements spaced apart from each other, to thereby facilitate aligning of the collimator unit with the one or more sensing elements according to detection of signals from the signal generation element. Further included is an indicator unit located on the collimator unit, the indicator unit configured to display a determination as to whether the collimator unit is properly aligned with respect to the intraoral sensor. | 03-27-2014 |
20140086390 | RADIATION EXPOSURE DOSE OBTAINING METHOD AND APPARATUS, AND RADIATION IMAGE CAPTURING SYSTEM - In the case where a radiation exposure dose of a human body that includes an artificial object is obtained based on a radiation image signal detected by a radiation image detector through the application of radiation transmitted through the human body, information of the artificial object included in the human body is obtained and, in the case where information indicating that an artificial object is included in the human body is obtained as the information of the artificial object, a correction is performed to increase the radiation exposure dose, which is based on the radiation image signal, by a predetermined correction radiation exposure dose. | 03-27-2014 |
20140093039 | RADIOGRAPHY IMAGING AND RADIATION DETECTION SYSTEM - A radiography imaging apparatus comprises a radiation source to generate radiation for irradiation of a patient. A radiation detection unit comprises a plurality of detection modules to detect radiation having passed through the patient and to convert the radiation into an electrical signal and to convert the electrical signal into a digital signal to provide digital data. A data collection unit collects the digital data from the plurality of detection modules for use in generation of a radiography image of the patient, wherein each of the plurality of detection modules transmits the digital data to a neighboring detection module, and at least one of the plurality of detection modules transmits cumulative digital data acquired from the plurality of detection modules to the data collection unit. | 04-03-2014 |
20140093040 | MOBILE RADIATION IMAGING APPARATUS AND MOBILE RADIATION IMAGING SYSTEM - A mobile radiation imaging apparatus includes a radiation generation unit configured to generate radiation, a cart, a supporting member formed on the cart and configured to hold the radiation generation unit in a movable manner with respect to the cart, a detection unit configured to detect arrangement of the radiation generation unit in a particular non-imaging position, and a control unit configured to limit a motion of the supporting member according to a detection result by the detection unit. | 04-03-2014 |
20140093041 | DETECTING APPARATUS, RADIATION DETECTING SYSTEM, AND METHOD OF MANUFACTURING DETECTING APPARATUS - A sensor panel provided with a photoelectric conversion element that detects entering light, a columnar-structure scintillator layer arranged on the sensor panel, a light reflection layer formed on the columnar-structure scintillator layer, and a resin layer including a particulate scintillator formed between the columnar-structure scintillator layer and the light reflection layer are included in a detecting apparatus, and the resin layer includes a particulate scintillator. | 04-03-2014 |
20140093042 | RADIATION GENERATING UNIT AND RADIOGRAPHY SYSTEM - A radiation generating unit includes a radiation tube that has a vacuum chamber that has a cathode and anode at both ends of an insulating tubular member and is arranged inside a storage container filled with an insulating liquid in a state in which the radiation tube is arranged inside an insulating outer casing tube with a gap from a surrounding, wherein walls which partition the gap between the radiation tube and outer casing tube are provided while allowing a flow of the insulating liquid between the cathode side and anode side of the radiation tube and leaving in the gap a flow path which does not linearly continue to the cathode side and anode side. | 04-03-2014 |
20140093043 | RADIATION EXPOSURE DOSE OBTAINING METHOD AND APPARATUS, AND RADIATION IMAGE CAPTURING SYSTEM - In the case where radiological imaging of a subject to be injected with a contrast agent is performed continuously and a radiation exposure dose of the subject due to the continuous radiological imaging is obtained based on a radiation image signal of each frame detected by a radiation image detector through the continuous radiological imaging, identifying a frame which includes an image signal representing an image of the contrast agent as a contrast agent frame from the radiation image signal of each frame, and correcting the radiation exposure dose based on information of the contrast agent frame and obtaining a radiation exposure dose of the subject for the radiological imaging of the contrast agent frame. | 04-03-2014 |
20140093044 | Method to Detect and Indicate Inaccuracies in Long Length Imaging - Method of generating radiation images of an elongate body by applying different computer-implemented stitching methods to the same set of partial radiation images. A warning is generated in case of substantial deviation between the applied stitching methods. | 04-03-2014 |
20140098938 | MOBILE X-RAY IMAGING APPARATUS - A mobile X-ray imaging apparatus includes an X-ray generation unit, a boom member configured to hold and arrange the X-ray generation unit at an arbitrary position, a supporting column unit connected to the boom member and configured to elevate and pivot the X-ray generation unit, a display unit, including a display screen, coupled to the X-ray generation unit through a movable mechanism configured to enable the orientation of the display screen, with respect to the X-ray generating unit, to be altered. | 04-10-2014 |
20140098939 | MOBILE RADIATION GENERATION APPARATUS AND MOBILE RADIATION IMAGING SYSTEM - A mobile radiation generation apparatus includes a cart, a radiation generation unit, a positioning member fixed to the cart and configured to movably support the radiation generation unit, a receiving unit configured to store a radiation imaging unit, the receiving unit extending in a direction toward a lower inside portion of the cart from a predetermined position at a side surface of the cart, a control unit configured to control the mobile radiation generation apparatus, and a generated voltage supplying unit disposed to face the control unit across the receiving unit and configured to supply voltage to the radiation generation unit. | 04-10-2014 |
20140105356 | X-RAY DOSE ESTIMATION TECHNIQUE - Embodiments of the disclosure relate to projection-based dose estimation for X-ray systems, such as X-ray imaging systems. For example, in one embodiment, an X-ray system is capable of estimating an X-ray dose based on an intensity profile of the detected X-rays that have passed through a scanned object and an estimated mass of the object. In one embodiment, the intensity profile may be compared to a baseline scan to acquire an estimate of energy interaction with the object. | 04-17-2014 |
20140105357 | X-RAY APPARATUS AND METHOD OF OBTAINING X-RAY IMAGE - An X-ray apparatus includes: a source for emitting X-rays to an object; a detector for detecting the X-rays penetrating the object; an arm for connecting the source to the detector and moving the detector up and down according to a rotation of the source; and a controller for controlling an imaging of the object by driving the arm. | 04-17-2014 |
20140105358 | MOBILE X-RAY GENERATION APPARATUS AND MOBILE X-RAY IMAGING SYSTEM - A mobile X-ray generation apparatus includes an X-ray tube unit, a collimator configured to shape an X-ray bundle generated by the X-ray tube unit, a positioning member configured to arrange the X-ray tube unit and the collimator at respective specific positions, a cart configured to support the positioning member, a first handle fixed to the X-ray tube unit, a second handle fixed to a side surface of the collimator, and a storage portion provided in the cart and configured to protect an exit surface and the side surfaces of the collimator when the X-ray tube unit and the collimator in a stored state in which the X-ray tube unit and the collimator are brought into the storage portion. | 04-17-2014 |
20140105359 | METHOD AND SYSTEM FOR QUANTITATIVE IMAGING - A system and method for digital x-ray imaging. The method includes emitting a first and second collimated x-ray beam from an x-ray source disposed in a first and second position, respectively. The first and second collimated x-ray beam is directed onto an identified region of interest (ROI) wherein a first and second ROI image is captured, respectively, when the x-ray source is disposed in the first and second position, respectively. The first and second ROI images are processed to extract features from each of the first and second ROI images. The extracted features are analyzed, and an indicator of a disease is generated responsive to the extracted features. The indicator can be stored, displayed, or transmitted. The first and second x-ray sources can be the same or different x-ray sources. | 04-17-2014 |
20140105360 | MOBILE X-RAY GENERATION APPARATUS AND MOBILE X-RAY IMAGING SYSTEM - A mobile X-ray generation apparatus includes an X-ray tube unit configured to generate an X-ray beam, a collimator configured to shape the generated X-ray beam, a positioning member configured to arrange the X-ray tube unit and the collimator at respective specific positions, at least one switch provided on each of the X-ray tube unit and the collimator and configured to control an operation of the positioning member, and a control unit configured to control the positioning member to perform a first operation when either of the at least one switch provided on each of the X-ray tube unit and the collimator is pressed and to perform a second operation different from the first operation when the first switch and a second switch different from the first switch are simultaneously pressed. | 04-17-2014 |
20140105361 | Multiple Focal Spot X-Ray Radiation Filtering - The present invention relates to filtering of X-ray radiation generated at multiple focal spots. For the generation of multiple-energy X-ray radiation, an X-ray tube ( | 04-17-2014 |
20140112437 | SYSTEM AND METHOD FOR CONTROLLING A PORTABLE X-RAY SYSTEM - The subject matter disclosed herein relates to patient imaging systems, and more specifically, to portable X-ray imaging systems. In a first embodiment, a patient imaging system is presented. The patient imaging system includes an X-ray source configured to emit X-rays and a wireless X-ray detector configured to detect the emitted X-rays and acquire patient image data. The patient imaging system also includes an acquisition control system configured to initialize and prepare the patient imaging system for X-ray emission and detection. The acquisition control system is also configured to receive the acquired patient image data from the X-ray detector, and to non-deterministically control the operation of the X-ray source and the wireless X-ray detector. The patient imaging system also includes one or more user interfaces configured to instruct the acquisition control system when a user is ready for the patient imaging system to initialize, to prepare for X-ray emission and detection, and to begin X-ray emission and detection. | 04-24-2014 |
20140112438 | METHOD AND SYSTEM FOR OBTAINING A SEQUENCE OF X-RAY IMAGES USING A REDUCED DOSE OF IONIZING RADIATION - Methods, systems, and apparatus for obtaining a sequence of x-ray images are disclosed. An object of interest in a first x-ray image is detected and an area of interest, based on a predicted motion of the object of interest, is determined. A second x-ray image of the area of interest is acquired using spatial x-ray modification to control an x-ray to pass through a portion of a patient corresponding to the area of interest. | 04-24-2014 |
20140112439 | COMPUTED RADIOGRAPHY POSITIONING METHOD AND SYSTEM - An apparatus for obtaining an intraoral x-ray image from a patient, the apparatus has an x-ray source and a radio-frequency transceiver coupled to the x-ray source and energizable to transmit an interrogation signal, wherein the transceiver is in signal communication with four or more antennae. An intraoral image detector forms an image upon exposure to radiation received from the x-ray source. A radio-frequency transponder is coupled to the image detector and is configured to respond to the interrogation signal by transmitting a wireless response signal. A control logic processor is in communication with the transceiver and provides an output signal indicative of the spatial position of the image detector according to response signals received from the transponder at the four or more antennae. An indicator responds to the output signal by indicating the relative position of the image detector. | 04-24-2014 |
20140112440 | METHOD FOR X-RAY PHASE CONTRAST AND DARK-FIELD IMAGING USING AN ARRANGEMENT OF GRATINGS IN PLANAR GEOMETRY - An X-ray arrangement is suitable to record absorption, phase contrast, and dark field images of an object. The visibility of low absorbing specimens is improved and required radiation dose is reduced. The assembly includes an X-ray source; two or more gratings; a position-sensitive detector with spatially modulated detection sensitivity; a recorder for recording the images; an evaluator for evaluating the intensities for each pixel to identify the characteristic of the object for each individual pixel as an absorption and/or a differential phase contrast and/or an x-ray scattering dominated pixel. Images are collected by rotating from 0 to n or 2n either the sample or the assembly. The gratings are produced with planar geometry. The X-rays pass through the gratings parallel to the substrate. The grating structures extend along the X-ray path which determines the phase shift. The attenuation of the X-rays caused by the grating structures is no longer given by the thickness, but by the length of the grating structures. | 04-24-2014 |
20140112441 | SELECTION OF A RADIATION SHAPING FILTER - A method for selecting a radiation shaping filter is disclosed, which modifies the spatial distribution of the intensity and/or the spectrum of x-rays of an x-ray source of an imaging system. In an embodiment, anatomical measurement data of an object under examination is recorded, from which with the aid of the imaging system image data is creatable. The radiation shaping filter is selected automatically on the basis of the recorded anatomical measurement data of the object under examination. An imaging system, in which a radiation shaping filter is selected, is further disclosed. | 04-24-2014 |
20140112442 | RADIATION GENERATING APPARATUS AND RADIATION IMAGING SYSTEM - A radiation generating apparatus includes a radiation generating unit and a diaphragm unit that functions as a projector-collimator configured to simulate a radiation field with a visible-light field. The diaphragm unit includes a light source configured to generate visible light, an optical lens configured to control a state of diffusion of the visible light emitted from the light source, and field-limiting blades. The light source and the optical lens are provided between a radiation emission window and the field-limiting blades. The light source is movable into and retractable from a path of radiation generated by the radiation generating unit. | 04-24-2014 |
20140112443 | RADIATION IMAGE CAPTURING SYSTEM - A radiation image capturing system including a CR cassette and a FPD cassette, and the icon corresponding to the bucky device is displayed in a different manner according to the type of cassette loaded on the bucky device. When the icon of the bucky device showing that the FPD cassette is loaded is selected, the icon corresponding to the FPD cassette does not need to be selected. | 04-24-2014 |
20140112444 | X-RAY DIAGNOSTIC APPARATUS - In an embodiment, an X-ray diagnostic apparatus includes an image capturing unit which captures an X-ray image of a subject on a tabletop, a movement mechanism which moves the tabletop and the image capturing unit relative to each other, an acquisition unit which acquires device position information on the tabletop and the image capturing unit in capturing the X-ray image, a display unit which displays the X-ray image captured by the image capturing unit, an input unit which inputs added information to be added to the X-ray image displayed on the display unit, and a management unit which manages the X-ray image captured by the image capturing unit, the device position information acquired by the acquisition unit, and the added information inputted by the input unit in association with one another. | 04-24-2014 |
20140112445 | X-RAY DIAGNOSTIC APPARATUS - In an embodiment, an X-ray diagnostic apparatus includes an X-ray irradiator which irradiates a subject with X-rays, an X-ray detector which detects the X-rays emitted from the X-ray irradiator and passing through the subject, a movement mechanism which changes a position of the X-ray detector relative to the subject, a display unit which displays an X-ray image based on the X-rays detected by the X-ray detector, a region setting unit which sets a region of interest in the X-ray image displayed in a display screen of the display unit, and a movement control unit which controls the movement mechanism in such a way that the region of interest set by the region setting unit is kept in the display screen. | 04-24-2014 |
20140119507 | X-RAY IMAGING APPARATUS AND X-RAY IMAGE GENERATING METHOD - Disclosed herein are an X-ray imaging apparatus and an X-ray image generating method in which constituent materials of a target object are separated and mapped to different colors in order to provide one image which has improved distinction between tissues. The X-ray imaging apparatus includes an X-ray generator which generates X-rays and irradiates the X-rays toward a target object, an X-ray detector which acquires X-ray data which corresponds to a plurality of energy bands by detecting X-rays which have passed through the target object, and a controller which acquires a plurality of material images in which a plurality of materials constituting the target object are respectively displayed and brightness information from the X-ray data, generates one image by mapping different color channels to the plurality of material images and combining the plurality material images into a single image, and applying the brightness information to the generated image. | 05-01-2014 |
20140119508 | COLLIMATOR MODULE, RADIATION DETECTOR HAVING COLLIMATOR MODULE, RADIOLOGICAL IMAGING APPARATUS HAVING COLLIMATOR MODULE, AND CONTROL METHOD OF RADIOLOGICAL IMAGING APPARATUS - A collimator module which may be disposed in a radiation detector of a radiological imaging apparatus using the collimator module may include a first collimator having a plurality of openings, through which radiation having passed through an object passes, and a second collimator located below the first collimator and having a plurality of openings, through which radiation having passed through the first collimator passes. The first collimator or the second collimator is designed so as to be movable or rotatable relative to the second collimator or the first collimator. Through movement of the first collimator or the second collimator, the size of a passage region that allows radiation having passed through the object to pass through the first collimator or the second collimator is adjustable. | 05-01-2014 |
20140119509 | RADIATION IMAGE CAPTURING SYSTEM - A radiation image capturing system includes a radiation image capturing apparatus, one or more radiation generation apparatuses and a calculation unit. The radiation image capturing apparatus includes a control unit which controls a scan driving unit and a readout integrated circuit of the radiation image capturing apparatus since before start of irradiation of the radiation image capturing apparatus and detects the start of the irradiation when data read out by the readout integrated circuit is equal to or more than a threshold. Before radiation image capturing, the calculation unit calculates a maximum body thickness for each of the radiation generation apparatuses on the basis of the data read out in the radiation image capturing apparatus irradiated by the radiation generation apparatus, the maximum body thickness up to which the control unit can detect the start of the irradiation through a subject. | 05-01-2014 |
20140126696 | SYSTEM AND METHOD FOR X-RAY IMAGE ACQUISITION AND PROCESSING - An imaging system is provided. The imaging system includes an X-ray radiation source. The imaging system also includes a source controller coupled to the X-ray radiation source and configured to modulate an exposure pattern from the X-ray radiation source to enable a coded exposure sequence. The imaging system further includes a digital X-ray detector configured to acquire image data that includes at least one coded motion blur. | 05-08-2014 |
20140126697 | RADIATION GENERATING APPARATUS, RADIATION PHOTOGRAPHING SYSTEM, AND SIGHTING PROJECTOR UNIT INCLUDED THEREIN - A radiation generating apparatus includes a radiation generating unit which emits radiation from a focal point thereof; and a sighting projector unit including a reflector plate, a visible light source configured to irradiate the reflector plate with visible light, and a movable diaphragm configured to adjust an opening size of an aperture portion formed by a plurality of restriction blades. The reflector plate is composed of a concave mirror used to allow transmission of the radiation therethrough, and to form a visible-light-irradiated field by reflecting visible light from the visible light source in the direction of the aperture portion. | 05-08-2014 |
20140126698 | GENERATION OF MULTIPLE ENERGY X-RAY RADIATION - The present invention relates to the generation of multiple energy X-ray radiation. In order to provide multiple energy X-ray radiation with increased switching frequencies, a rotating anode ( | 05-08-2014 |
20140133625 | X-RAY GENERATOR, X-RAY DETECTOR AND METHOD FOR TAKING X-RAY IMAGES USING THE SAME - An X-ray generation system and an X-ray detection system can be used in a method for taking X-ray images. The X-ray generation system includes an X-ray generator that generates X-rays and emits the generated X-rays to an external device. A three-dimensional (3D) posture information detector generates 3D posture information for the X-ray generator, and a communicator transmits the 3D posture information to the external device. | 05-15-2014 |
20140133626 | X-RAY IMAGING APPARATUS AND X-RAY IMAGING METHOD - The X-ray imaging method includes setting imaging conditions according to characteristics of an object and performing X-ray imaging of the object based on the set imaging conditions. The imaging conditions include at least one of an imaging angle, a number of imaging operations, and an imaging position. | 05-15-2014 |
20140133627 | RADIATION GENERATING DEVICE AND RADIATION IMAGING APPARATUS - A radiation imaging apparatus includes an arm configured to support a radiation generating unit that generates radiation, a post configured to support the arm, a movable portion configured to support the post and to be movable on a floor, and a supporting foot portion that is rotatable with respect to the movable portion. The supporting foot portion and the arm are operable to be placed in an open state and a closed state. In a state where the supporting foot portion and the arm are closed, the supporting foot portion covers the radiation generating unit. | 05-15-2014 |
20140133628 | MULTI-RADIATION UNIT AND RADIATION IMAGING SYSTEM INCLUDING THE UNIT - A multi-radiation unit includes: a multi-radiation tube which has a plurality of electron sources, a plurality of targets and an intermediate electrode having openings through which electrons emitted from the electron sources pass; a selection circuit that allows electrons to be emitted from a selected electron source selected from the plurality of electron sources; an intermediate electrode potential defining unit that defines a potential of the intermediate electrode; a storage unit that stores, for each of the plurality of electron sources, an electrostatic control condition of the intermediate electrode for obtaining a predetermined irradiated state of a target corresponding to the selected electron source; and a changing unit that changes, when electrons are emitted from the selected electron source, the electrostatic control condition of the intermediate electrode based on the electrostatic control condition stored in the storage unit for the selected electron source. | 05-15-2014 |
20140140476 | RADIOGRAPHIC APPARATUS - A radiographic apparatus comprising, a radiation source for emitting radiation, a radiation detecting device having a detecting surface for detecting radiation, an image generating device for generating images in accordance with detection data outputted from the radiation detecting device, a collimator for restricting spread of a radiation beam emitted from the radiation source, an opening-degree obtaining device for obtaining a degree of opening of the collimator and a display device for displaying a radiation-irradiation area on the image, the opening-degree obtaining device determining the radiation-irradiation area to be displayed on the image in accordance with a relationship between a width of the radiation beam contained in the image obtained in advance by two or more degrees of opening of the collimator through radiation irradiation and the degrees of opening of the collimator as well as the current degree of opening of the collimator. | 05-22-2014 |
20140140477 | METHOD FOR X-RAY DOSE TRACKING - A method for providing x-ray dose information is executed at least in part by a computer and includes obtaining two or more technique setup parameters for a pending x-ray examination for a patient, at least one dimensional distance parameter related to the x-ray system, patient information parameters identifying one or more physical characteristics of the patient, and identifying the patient anatomy that is to be exposed. The projected effective dose value are calculated and displayed according to the obtained technique setup, dimensional distance, patient information parameters, and patient anatomy information. A message is displayed to the operator related to disabling the pending x-ray examination according to the calculated projected effective dose value. | 05-22-2014 |
20140140478 | APPARATUS FOR X-RAY PHOTOGRAPHY - An apparatus for X-ray photography includes a first X-ray source, a first driving device, and an image detecting device. The first X-ray source has a light emitting end, provided with a block element. The first X-ray source generates an X-ray beam, and the block element is used for constraining a projection field of the X-ray beam, so that the X-ray beam has a first boundary. The X-ray beam is cast onto an object, and the object has a reference center and an imageable area. The first driving device is used for driving the first X-ray source to rotate around the object within an angle range with the reference center of the object as a center, so that when the first X-ray source is located at a first position, the first boundary passes through the reference center | 05-22-2014 |
20140140479 | HYBRID DUAL ENERGY IMAGING AND BONE SUPPRESSION PROCESSING - A method for obtaining a digital chest x-ray image of a patient, executed at least in part by a computer system, acquires a standard dose radiographic image and a reduced dose radiographic image, wherein the standard dose radiographic image and reduced dose radiographic images are obtained at peak kilovoltage values that differ by at least 10 kVp. A bone-enhanced image is formed by combining data from the standard dose radiographic image and reduced dose radiographic images and bone structure is segmented from the bone-enhanced image. A processed image is formed by suppressing bone contrast from the standard dose radiographic image according to the segmented bone structure. The processed image is displayed, stored, or transmitted. | 05-22-2014 |
20140140480 | RADIATION GENERATING TUBE AND RADIATION IMAGING APPARATUS USING THE SAME - A radiation generating tube | 05-22-2014 |
20140140481 | BODY MOTION DETECTION DEVICE AND METHOD, AS WELL AS RADIOGRAPHIC IMAGING APPARATUS AND METHOD - An image obtaining unit obtains a plurality of radiographic images, which at least partially overlap with one another, taken by carrying out a plurality of imaging operations with respect to an identical subject. A local motion vector calculating unit calculates at least one local motion vector representing a local displacement of the subject in an overlapping area between the radiographic images. A body motion index value calculating unit calculates a body motion index value attributed to a posture of the subject based on the local motion vector. | 05-22-2014 |
20140140482 | COLUMN HEIGHT SENSING FOR EXTRA-ORAL IMAGING - An extra-oral imaging system having a mount supported on a column that is adjustable in height, wherein the mount supports an x-ray source and at least one imaging sensor that are adjustable in height. A column base section remains stationary during height adjustment. A height sensing apparatus has a contact member that contacts a sensor element to provide a signal that is indicative of the height adjustment. | 05-22-2014 |
20140146942 | METHOD AND APPARATUS FOR GENERATING A REPRESENTATION OF AN INTERNAL STRUCTURE OF AN OBJECT - The present disclosure provides a method and an apparatus for generating a representation of an internal structure of an object. The method comprises the steps of providing radiation that is arranged to traverse through at least a portion of the object and directing the radiation from different angular directions through at least a portion of the object and towards an optical element, such as a lens or pin-hole. The method also comprises the step of forming a radiation exposure pattern using the optical element, the radiation exposure pattern comprising information indicative of the propagation directions and intensities of component radiation that form the radiation exposure pattern. In addition, the method comprises calculating the representation of the internal structure from the radiation exposure pattern. The method is conducted such that the radiation exposure pattern corresponds to a respective point of view of the object. | 05-29-2014 |
20140146943 | RADIATION GENERATOR - A radiation generator includes: a radiation tube configured to generate radiation by emitting electrons from a cathode through a grid to a target; a grid-voltage generating unit configured to apply an extraction voltage to the grid in response to an external request for radiation output; a cut-off voltage generating unit configured to generate a cut-off voltage applied to the grid so as to lower the potential of the grid relative to the potential of the cathode when there is no external request for the radiation output; and a detection unit configured to detect a decrease in the cut-off voltage, wherein the target is not irradiated by the electrons when the decrease in the cut-off voltage is detected. | 05-29-2014 |
20140146944 | X-RAY DIAGNOSIS APPARATUS AND A DOSE MANAGEMENT METHOD - An X-ray diagnosis apparatus detects X-rays output from an X-ray source and transmitted through a subject, and generates images of the inside of the subject, and comprises a detector, an X-ray intensity distribution data generator, and an entrance dose distribution data generator. The detector detects the intensity of the X-rays output from the X-ray source. The X-ray intensity distribution data generator generates X-ray intensity distribution data showing the X-ray intensity for each of a plurality of subdomains of an X-ray irradiation field from the X-ray source based on the detection outcome by the detector. The entrance dose distribution data generator generates entrance dose distribution data showing the dose of X-rays output from the X-ray source and irradiated onto the subject, based on the X-ray intensity distribution data. | 05-29-2014 |
20140146945 | PHASE CONTRAST IMAGING APPARATUS - An x-ray imaging system comprising an x-ray source, an x-ray detector comprising a plurality of detector strips arranged in a first direction of the x-ray detector, each detector strip further comprising a plurality of detector pixels arranged in a second direction of the x-ray detector; a phase grating; a plurality of analyzer gratings comprising grating slits; a phase grating, and a plurality of analyzer gratings comprising grating slits, wherein the x-ray source and the x-ray detector are adapted to perform a scanning movement in relation to an object in the first direction, in order to scan the object, wherein the analyzer gratings are arranged between the x-ray source and the x-ray detector, wherein each of the plurality of analyzer gratings ( | 05-29-2014 |
20140146946 | FIRING DELAY FOR RETROFIT DIGITAL X-RAY DETECTOR - A method and apparatus are disclosed for obtaining an x-ray image from an x-ray imaging apparatus using a digital radiography receiver installs a retrofit connection apparatus that adapts the x-ray imaging apparatus for use with the digital radiography receiver by forming a receiver interface channel for communicating signals to and from the digital radiography receiver, forming an operator interface channel for routing at least an input expose signal from an operator control to the connection apparatus and forming a sensor interface channel to receive at least an active x-ray emission signal from a sensor positioned operatively near an x-ray system of the x-ray imaging system of the type configured for film or computed radiography. An input expose signal over the operator interface channel can initiate a reset of the digital radiography receiver over the receiver interface channel. | 05-29-2014 |
20140153694 | METHOD FOR DETERMINING GEOMETRIC IMAGING PROPERTIES OF A FLAT PANEL DETECTOR, CORRESPONDINGLY ADAPTED X-RAY INSPECTION SYSTEM AND CALIBRATION PHANTOM - A method for determining geometric imaging properties of a flat panel detector in an x-ray inspection system includes the steps arranging a calibration phantom between an x-ray source and the flat panel detector, wherein the calibration phantom comprises at least one discrete geometric object; recording at least one x-ray image of the calibration phantom with the flat panel detector, wherein at least one discrete geometric shape is generated in the x-ray image by imaging the at least one discrete geometric object of the calibration phantom; and determining a location-dependent distortion error of the flat panel detector from the at least one x-ray image on the basis of at least one characteristic of the at least one discrete geometric shape. All characteristics of the at least one discrete geometric shape used for determining the location-dependent distortion error are independent of the dimensions of the calibration phantom. | 06-05-2014 |
20140153695 | RADIATION GENERATING APPARATUS AND RADIATION IMAGING APPARATUS - A radiation generating apparatus includes: an envelope | 06-05-2014 |
20140153696 | GENERATION OF MULTIPLE X-RAY ENERGIES - The present invention relates to the generation of multiple X-ray energies in an X-ray tube. In order to provide an X-ray tube capable of generating multiple-energy X-ray radiation with a minimized design setup and an improved switching capacity, a multiple-energy X-ray tube ( | 06-05-2014 |
20140161227 | DETERMINATION OF A MULTI-ENERGY IMAGE - A method is disclosed for determining a multi-energy image via an x-ray device, including an x-ray source and an x-ray detector. The method includes a temporal sequence of individual steps. A first contrast agent-assisted image of an object area is first recorded with a first energy. Then a second contrast agent-assisted image of an object area is recorded with a second energy. A third recording of a third contrast agent-assisted image of the object area is now made with the first energy. By taking the temporal change in the contrast agent signal into account between the first and the third image, a multi-energy image is finally determined by means of the three recordings. | 06-12-2014 |
20140161228 | RADIOGRAPHY SYSTEM AND RADIOGRAPHY METHOD - In a radiography system and radiography method according to the present invention, the radiography system comprises: a radiography device further comprising a radiation device further comprising a radiation source, and a radiation detection device which converts radiation which passes through a radiography subject into radiography information; and a system control portion which controls the radiography device to execute radiography at a set frame rate. The system control portion further comprises: a radiation emission disabling portion which interrupts the irradiation of radiation from the radiation source at least in a case where an error occurs with the radiography device; and a recovery processing portion which implements control so as to set the irradiation energy of the radiation source to a preset low irradiation energy and execute the radiography in a case where recovering from the error state. | 06-12-2014 |
20140161229 | RADIOGRAPHIC IMAGING DEVICE AND RADIOGRAPHIC IMAGING METHOD - The present invention provides a radiographic imaging device and a radiographic imaging method that secure high sensitivity and raising resolution. Namely, a radiographic imaging device includes: a radiation detection element including plural same sized hexagonal shaped pixels that detect radiation and are arrayed in honeycomb pattern; and a pixel density conversion section that performs interpolation processing such that first image data obtained from the radiation detection element is converted into second image data representing an image of plural pixels arrayed in square grid pattern, wherein d1max is d2max or greater, and d1max is a value of the root of (2×S1) or lower, wherein d1max denotes the length of a longest diagonal of the hexagonal shaped pixels, S1 denotes the surface area of the hexagonal shaped pixels, and d2max denotes the length of a diagonal of the square lattice of the second image data. | 06-12-2014 |
20140161230 | RADIOGRAPHIC IMAGING DEVICE AND RADIOGRAPHIC IMAGING METHOD - A radiographic imaging device includes a radiation detection element including plural same sized hexagonal shaped pixels that detect radiation and are arrayed in a honeycomb pattern, and a pixel density conversion section that performs interpolation processing such that first image data obtained from the radiation detection element is converted into second image data representing an image in which plural pixels are arrayed in a square grid pattern, wherein when d1max denotes the length of the longest diagonal of the hexagonal shaped pixels, S1 denotes the surface area of the hexagonal shaped pixels, and d2max denotes the length of the diagonals of the square grid of the second image data, d1max is equal to or greater than d2max, and d2max is equal to or greater than the value of the square root of S1. | 06-12-2014 |
20140169523 | X-RAY TUBE WITH ADJUSTABLE INTENSITY PROFILE - An X-ray tube includes an emitter, and an electrode assembly. The emitter is configured to emit an electron beam toward a target. The electrode assembly includes at least one electrode having a bias voltage with respect to the emitter. At least one electrode of the electrode assembly is a segmented electrode including a plurality of segments. The plurality of segments includes a first member and a second member. The first member is configured to have a first bias voltage and the second member is configured to have a second bias voltage that is different from the first bias voltage. | 06-19-2014 |
20140169524 | IMAGE RECONSTRUCTION METHOD FOR DIFFERENTIAL PHASE CONTRAST X-RAY IMAGING - A phase retrieval method for differential phase contrast imaging includes receiving data corresponding to a differential phase image generated from a measured signal. The measured signal corresponds to an X-ray signal detected by a detector after passing through a subject located with a grating arrangement between an X-ray source and the detector. The method further includes generating a phase image corresponding to the integration of the differential phase image. Generating the phase image includes performing an iterative total variation regularized integration in the Fourier domain. | 06-19-2014 |
20140169525 | X-RAY DIAGNOSTIC APPARATUS - An X-ray diagnostic apparatus according to one embodiment includes an X-ray generating device, an X-ray detector, an image generation device, a display device, a portion detection device, and an attenuation device. The X-ray generation device generates X-rays to irradiate an object. The X-ray detector detects X-rays transmitted through the object. The image generation device generates an X-ray image based on the detected X-rays. The display device displays the X-ray image. The portion detection device detects an exposure dose reduction target portion based on the X-ray image. The attenuation device attenuates the X-rays to irradiate a region including the detected portion. | 06-19-2014 |
20140169526 | Method and Apparatus for Processing an Intraoral Image - According to an exemplary embodiment, a method for processing an intraoral image comprises obtaining location data for an intraoral image target and processing an intraoral image in a predetermined manner on the basis of the intraoral image target's location data. | 06-19-2014 |
20140177794 | SYSTEM AND METHOD FOR FOCAL SPOT DEFLECTION - An X-ray tube and methods for imaging are disclosed. The X-ray tube includes an emitter configured to generate an electron beam. Further, the X-ray tube includes a target configured to generate X-rays in response to the electron beam, where a target surface includes at least a first region having a first elevation and a second region having a second elevation different from the first elevation. The X-ray tube also includes a detector configured to generate projection data based on the X-rays and a computing device coupled to the emitter, the detector and/or the target. The computing device is configured to deflect a focal spot on the target surface by controlling target rotation such that the electron beam impinges alternatively on the first and second regions. The computing device processes the projection data corresponding to the deflected focal spot positions and reconstructs images of a subject using the processed projection data. | 06-26-2014 |
20140177795 | X-RAY IMAGE ACQUISITION SYSTEM FOR DIFFERENTIAL PHASE CONTRAST IMAGING OF AN EXAMINATION OBJECT BY WAY OF PHASE STEPPING, AND ANGIOGRAPHIC EXAMINATION METHOD - In an embodiment of an X-ray image acquisition system, an X-ray image detector includes a detector layer having a matrix composed of x total pixels structured in such a way that in a direction standing perpendicularly with respect to the grating lines of the diffraction or phase grating, the total pixels are subdivided into y subpixels which can be driven and/or read out in groups in a readout process such that, in a first phase step, n subpixels are effectively combined into groups, with m subpixels of a total pixel between the groups not being captured, and such that, in subsequent K−1 phase steps, n subpixels are in each case combined again into groups until all necessary combinations of subpixels have been captured, with the combined subpixels being shifted in the analysis direction by an increment of p subpixels in each case. | 06-26-2014 |
20140177796 | X-RAY TUBE - In an X-ray tube having an X-ray shielding member allowing an electron ray to pass through an electron passing hole toward a target, separately from the cathode-side opening of the electron passing hole, a gas exhaust path allowing communication between the inside and outside of the electron passing hole is provided so that gas molecules generated in the electron passing hole can be easily diffused out of the electron passing hole. The degradation of the cathode caused by accelerated collisions with the cathode, of cations generated by collisions of electrons with gas molecules generated in the electron passing hole by a desorption phenomenon due to electron ray irradiation to the target, is reduced. | 06-26-2014 |
20140177797 | X-RAY IMAGING APPARATUS - An X-ray imaging apparatus includes an X-ray generating unit, an X-ray image receiving unit, a control unit, and an arm unit. The X-ray generating unit radiates X-rays. The X-ray image receiving unit receives X-rays radiated by the X-ray generating unit. The control unit controls the X-ray generating unit and the X-ray image receiving unit. The arm unit is configured to extend so as to position the X-ray generating unit and the control unit above the X-ray image receiving unit and to retract in the case of transportation. | 06-26-2014 |
20140177798 | RADIATION IMAGING SYSTEM, COMMUNICATION METHOD OF RADIATION IMAGING SYSTEM, AND RADIOGRAPHIC IMAGE DETECTING DEVICE - A communication section having a relatively high communication speed is used for communicating a detection signal or an emission stop signal between a source control device and an electronic cassette. The detection signal is outputted from a detection pixel of the electronic cassette. The emission stop signal depends on a comparison result between an integrated value of the detection signal and an emission stop threshold value. On the other hand, a wireless communication section having a lower communication speed than that of the detection signal and the emission stop signal is used for communicating image data and the like between the electronic cassette and a console. | 06-26-2014 |
20140177799 | X-RAY IMAGING APPARATUS - An X-ray imaging apparatus includes: a C-arm formed in a C-shaped arc form, and being capable of sliding in an arc direction; an X-ray generator held on one end side of the C-arm; an X-ray detector held on the other end side of the C-arm while being opposed to the X-ray generator; and a first rotation axis which is fixed at a fixation portion to a ceiling portion of a room where the C-arm is installed, and which enables the C-arm to be rotated about an axial center of the first rotation axis, the axial center being a normal line extending in a vertical direction from the center of the fixation portion. | 06-26-2014 |
20140177800 | TARGET STRUCTURE AND X-RAY GENERATING APPARATUS - In a target structure according to the present invention, a target is provided on a central area of an insulating substrate, and a first conductive member for supplying a voltage to the target is provided on a peripheral area of the insulating substrate which is exclusive of an area overlapping the target and is not covered by the target, so that the first conductive member is in contact with and electrically connected to the peripheral portion of the target. Consequently, it is possible to easily form a voltage supply line to the target without preventing diffusion of a heat generated in the target to the substrate and while suppressing emission of an unnecessary X-ray. | 06-26-2014 |
20140185757 | IMAGE RECONSTRUCTION METHODS FOR DIFFERENTIAL PHASE CONTRAST X-RAY IMAGING - An image reconstruction method for differential phase contrast imaging includes receiving data corresponding to a signal produced by an X-ray detector and corresponding to X-rays that passed through a subject and a grating system to reach the X-ray detector. The method also includes performing a fringe analysis on the received data. The fringe analysis includes a non-integer fringe fraction correction utilizing one or more adapted basis functions in the Fourier domain to determine one or more Fourier coefficients. A differential phase image of the subject is generated by utilizing the one or more Fourier coefficients. | 07-03-2014 |
20140185758 | APPARATUS AND METHOD FOR INCREASING ENERGY DIFFERENCE IN MULTI-ENERGY X-RAY (MEX) IMAGES - An apparatus for acquiring a MEX image includes an X-ray source to generate and irradiate a multi-peak X-ray spectrum onto an object, and an energy identifying detector to obtain a MEX generated when the irradiated multi-peak X-ray spectrum passes through an object. | 07-03-2014 |
20140185759 | METHOD AND APPARATUS OF GENERATING X-RAY IMAGE - Disclosed herein are an X-ray detection panel, an X-ray image generating module, an X-ray imaging apparatus, and a method of generating an X-ray image. The X-ray imaging apparatus includes an X-ray generator configured to emit X-rays; an X-ray detection panel comprising a plurality of pixel groups, each pixel group configured to detect X-rays having an energy band and to convert the detected X-rays into electrical signals; and an image processor configured to acquire readout data from the electrical signals of at least one of the plurality of pixel groups, to calculate estimated data, and to generate an X-ray image by combining the readout data and the estimated data. | 07-03-2014 |
20140185760 | X-RAY IMAGING APPARATUS AND METHOD OF CONTROLLING THE SAME - The X-ray imaging apparatus includes an X-ray generator to generate and emit X-rays, an X-ray detector to detect the emitted X-rays and acquire X-ray data, and a controller to convert the X-ray data into X-ray characteristic coordinates and estimate a response characteristic function of the X-ray detector from a relationship between measurement data and reference data, the measurement data and the reference data being converted into the X-ray characteristic coordinates. | 07-03-2014 |
20140185761 | X-RAY IMAGING APPARATUS AND METHOD OF CONTROLLING THE SAME - Disclosed are an X-ray imaging apparatus that captures one or more images of an inner part of the human body or the like, and a method for controlling the apparatus. In particular, an imaging system includes an X-ray generator which is configured to irradiate a target object with X-rays, a detector which is configured to detect X-rays which are emitted at a plurality of times and which have propagated through the target object, a driver which is configured to change a position of the X-ray generator or the detector, an image processor which is configured to generate a plurality of X-ray images from the detected X-rays and to compare the plurality of X-ray images in order to generate at least one difference image, and a controller which is configured to detect tissues which constitute the target object based on the at least one difference image. | 07-03-2014 |
20140185762 | X-RAY IMAGING APPARATUS AND X-RAY IMAGING METHOD - An X-ray imaging apparatus includes an X-ray generator configured to generate and radiate X-rays to a subject, an X-ray detector configured to detect and convert X-rays transmitted through the subject into an image signal, and a controller configured to analyze the image signal of the subject and set gain of the X-ray detector according to detection regions. | 07-03-2014 |
20140185763 | INSPECTION SYSTEM AND INSPECTION METHOD - An inspection system included a ray source to emit a ray, a detector to receive the ray, a detection region for placing an object under inspection, and a moving device to move the ray source and the detector around the detection region. Conventional scanning blind zones such as both sides of a human body, both sides of arms and both sides of legs can be completely eliminated. In addition, it is not necessary for a human body under inspection to carry out an action such as turning around to change his or her posture. Therefore, ineffective time can be minimized in the entire detection and a passing rate of persons under inspection can be improved. Furthermore, an inspected person's mental feeling of being controlled due to change of posture can be greatly improved, and his or her mental discomfort and conflicted moods can be reduced. | 07-03-2014 |
20140185764 | IMAGING APPARATUS AND IMAGING SYSTEM - An imaging apparatus has an AEC function that can prevent irregularities in photographed images, without being increased in size. The imaging apparatus comprises a plurality of pixels arranged in a matrix shape, each of the plurality of pixels including a conversion element for converting radiation or light into an electric charge, a plurality of lines that are connected to the plurality of pixel units and that extend in different directions to each other, a current monitor circuit that monitors currents flowing in the plurality of lines, and an arithmetic unit that calculates a two-dimensional distribution by performing back-projection processing with respect to the currents flowing in the plurality of lines monitored by the current monitor circuit. | 07-03-2014 |
20140185765 | X-RAY DETECTION PANEL, X-RAY IMAGING APPARATUS, AND X-RAY IMAGE GENERATION METHOD - An X-ray imaging apparatus includes an X-ray generator configured to emit X-rays to a subject; an X-ray detection panel including a plurality of light receiving elements each configured to receive X-rays that have passed through the subject, convert the X-rays into an electric signal, and output the electric signal, and a plurality of capacitor modules respectively corresponding to the plurality of light receiving elements, each of the plurality of capacitor modules including a plurality of capacitors connected to a corresponding one of the light receiving elements and configured to store the electric signal output from the corresponding light receiving element in at least one capacitor of the plurality of capacitors; and an image processor configured to read out the electric signal stored in the at least one capacitor of each of the plurality of capacitor modules to generate at least one X-ray image. | 07-03-2014 |
20140185766 | X-RAY IMAGING APPARATUS AND METHOD OF CONTROLLING THE SAME - An X-ray imaging apparatus includes an X-ray generator configured to generate and emit X-rays, an X-ray detector configured to detect the X-rays and count a number of photons having energy equal to or greater than threshold energy per pixel among photons contained in the detected X-rays, a map generator configured to extract corrected threshold energy corresponding to target threshold energy mapped to each pixel, and a data correction unit configured to calculate corrected X-ray data corresponding to the corrected threshold energy per pixel from a plurality of X-ray data acquired based on a plurality of images of a target object obtained by using a plurality of approximate energies equal or approximate to the target threshold energy as threshold energy of the X-ray detector. | 07-03-2014 |
20140192955 | METHOD AND APPARATUS FOR IMPROVED SAMPLING RESOLUTION IN X-RAY IMAGING SYSTEMS - The present invention pertains to an apparatus and method for X-ray imaging wherein a radiation source comprising rows of discrete emissive locations can be positioned such that these rows are angularly offset relative to rows of sensing elements on a radiation sensor. A processor can process and allocate responses of the sensing elements in appropriate memory locations given the angular offset between source and sensor. This manner of allocation can include allocating the responses into data rows associated with unique positions along a direction of columns of discrete emissive locations on the source. Mapping coefficients can be determined that map allocated responses into an image plane. | 07-10-2014 |
20140192956 | X-RAY IMAGING APPARATUS - An X-ray imaging apparatus having an improved structure to reduce noise generated when a position of an X-ray generator is fixed in position includes an X-ray generator, an X-ray detector, a moving carriage coupled with one end of the X-ray generator, a guide rail, and a holding unit disposed at an inner side of the moving carriage to hold the position of the X-ray generator, wherein the holding unit includes a contact pad to contact the guide rail to hold the moving carriage, a magnetic body to move the contact pad using magnetic force, and a holding plate coupled to the contact pad to move according to operation of the magnetic body and including a buffer material capable of absorbing noise or vibration. | 07-10-2014 |
20140192957 | X-RAY GENERATION APPARATUS AND X-RAY RADIOGRAPHIC APPARATUS - In an X-ray generation apparatus of transmission type including an electron emission source, and a target generating an X-ray with collision of electrons emitted from the electron emission source against the target, the X-ray generation apparatus further includes a secondary X-ray generation portion generating an X-ray with collision of electrons reflected by the target against the secondary X-ray generation portion, and the secondary X-ray generation portion and the target are arranged such that the X-ray generated with the direct collision of the electrons against the target and the X-ray generated with the collision of the electrons reflected by the target against the secondary X-ray generation portion are both radiated to an outside. X-ray generation efficiency is increased by effectively utilizing the electrons reflected by the target. | 07-10-2014 |
20140198900 | HIGH RESOLUTION X-RAY IMAGING WITH THIN, FLEXIBLE DIGITAL SENSORS - An x-ray sensor has a first x-ray transducer layer on a first side of the substrate, and a second x-ray transducer layer on a second side of the substrate opposite the first side of the substrate, and a sensor array of pixels between the first x-ray transducer layer and at least a portion of the substrate, the sensor array connected to the first and second x-ray transducer layers. | 07-17-2014 |
20140205064 | X-RAY IMAGE APPARATUS - Disclosed herein is an X-ray image apparatus having an improved rotating unit for preventing a blind spot in which an X-ray-generating unit is not rotated from being generated. The X-ray image apparatus includes an X-ray-generating unit configured to generate X-rays and radiate the X-rays, an X-ray-detecting unit configured to detect the X-rays radiated from the X-ray-generating unit, and a rotating unit configured to rotate the X-ray-generating unit. Here, the rotating unit includes a rotating frame coupled to one side of the X-ray-generating unit; a protrusion configured to protrude from one side of the rotating unit; and a stopper being in contact with the protrusion to halt a rotation of the rotating frame and being provided such that the stopper can be moved in a preset zone. Since the stopper securing the rotating frame of the rotating unit can be moved in the preset zone, it is possible to prevent a blind spot caused by a restriction of the rotation of the rotating frame from being generated. | 07-24-2014 |
20140205065 | RADIATION GENERATOR, ANTI-SCATTER GRID, AND RADIATION IMAGING APPARATUS INCLUDING AT LEAST ONE OF THE SAME - A radiation generator, an anti-scatter grid, and a radiation imaging apparatus including at least one of the radiation generator and the anti-scatter grid are provided. The radiation generator includes: a radiation source which includes a radioisotope and is configured to generate radiation; a first opening configured to pass radiation among the generated radiation irradiated in a specified direction; and a converger configured to converge the radiation irradiated from the radiation source into the first opening. | 07-24-2014 |
20140205066 | RADIATION IMAGING SYSTEM AND OPERATING METHOD THEREOF, AND RADIATION IMAGE DETECTING DEVICE - A measurement area selection circuit has an irradiation field determination unit, an object area determination unit, and a measurement area determination unit. The irradiation field determination unit determines an irradiation field of an imaging surface of an FPD. The object area determination unit determines an object area from a comparison result between a first expected received dose of a directly exposed area and dose detection signals of detection pixels situated in the irradiation field. The measurement area determination unit determines a measurement area, which corresponds to a region of interest, from a comparison result between a second expected received dose of the measurement area and the dose detection signals of the detection pixels situated in the irradiation area and the object area. The dose detection signals of the detection pixels situated in the measurement area are used for AEC. | 07-24-2014 |
20140211917 | APPARATUS AND METHOD FOR RAY SCANNING IMAGING - The present invention discloses apparatus and method for ray scanning imaging. The apparatus comprises a plurality of ray generators and a ray detection device. The plurality of ray generators are arranged uniformly along a circular arc and emit ray beams in sequence or simultaneously to an object to be inspected within a single scanning period. The ray detection device may be either in a multi-segmental semi-closed configuration composed of a plurality of linear arrays of ray detectors or in a circular arc configuration where a plurality of ray detection units arranged uniformly along a circular arc. During the inspection, the apparatus is advantageous in obtaining the complete ray projection values without rotation thereof, so as to effectively shorten the inspection time. | 07-31-2014 |
20140211918 | SCINTILLATOR PLATE - This scintillator plate | 07-31-2014 |
20140211919 | X-RAY GENERATOR AND X-RAY IMAGING APPARATUS - Provided is an X-ray generator which includes: an electron path | 07-31-2014 |
20140219420 | X-RAY DIAGNOSTIC APPARATUS AND METHOD FOR CONTROLLING THE SAME - An X-ray diagnostic apparatus of an embodiment includes: an adjuster for adjusting an X-ray irradiation field of a radiographing unit; a range setter for setting an imaging range to be imaged by the radiographing unit; an interval setter for setting an imaging interval to be used when the radiographing unit images the imaging range; an area setter for setting a size of an image stitching area in which to stitch the X-ray images; an irradiation field acquirer for finding a target X-ray irradiation field of the radiographing unit by use of the imaging interval and the size of the image stitching area; and a controller for controlling the adjuster on the basis of the target X-ray irradiation field. | 08-07-2014 |
20140219421 | X-RAY IMAGING APPARATUS AND METHOD FOR OUTPUTTING X-RAY IMAGES - An X-ray imaging apparatus, which acquires an X-ray photographic image of an subject and outputs the X-ray photographic image to a plurality of output apparatuses, determines, as an output region to a first output apparatus, either an extracted irradiated region from an X-ray photographic image or a partial region selected from the X-ray photographic image by an user. When the size of the output region to the first output apparatus is not larger than an image size to be output to a second output apparatus, the output region to the first output apparatus is determined as an output region to the second output apparatus. When the output region to the first output apparatus is larger than the image size, a region corresponding to the image size is extracted from the output region to the first output apparatus as an output region to the second output apparatus. | 08-07-2014 |
20140219422 | RADIOGRAPHIC IMAGING APPARATUS, RADIOGRAPHIC IMAGING SYSTEM, AND RADIOGRAPHIC IMAGING METHOD - There are provided the following components: an FPD that has a plurality of pixels, in which signal electric charges corresponding to amounts of X-rays incident are accumulated, and that is capable of nondestructively reading data which indicates the X-ray image; an amplifier that amplifies a signal sent from the FPD and has a variable gain; an evaluation value calculation section that obtains an evaluation value for evaluating the X-ray image; and a gain adjustment section that calculates a new gain of the amplifier used at the time of rereading. The gain of the amplifier is changed to a value of a new gain which is calculated by the gain adjustment section, and the X-ray image is reread. | 08-07-2014 |
20140219423 | CALIBRATION FREE DUAL ENERGY RADIOGRAPHY METHOD - A method of generating a bone and a soft tissue image of an object includes a dual energy radiography technique wherein weight parameters for calculating these images as a weighted sum of a low energy image P | 08-07-2014 |
20140233698 | X-RAY IMAGE APPARATUS - Disclosed herein is an X-ray image apparatus having an improved signal transmitting structure connecting an X-ray generating unit or an X-ray detecting unit to a control unit or a power supply unit. It is an aspect of the present invention to provide an X-ray image apparatus including an X-ray generating unit generating X-rays and radiating the X-rays; an X-ray detecting unit detecting the X-rays radiated from the X-ray generating unit; a moving unit for moving the X-ray generating unit; a power supply unit for supplying power to the X-ray generating unit; a control unit controlling a movement of at least one of the X-ray generating unit and the X-ray detecting unit; and at least one signal transmitting unit transmitting a signal to at least one of the power supply unit and the control unit, and coupled to an inner side of the moving unit. According to one aspect of the present invention, since the signal transmitting unit is not revealed out of the X-ray image apparatus, it is possible to prevent an accident caused by a collision between the X-ray image apparatus and the signal transmitting unit from occurring. In addition, since it is possible to prevent an inspector and a patient from colliding with the signal transmitting unit, a convenience for the inspector and the patient can be increased when an X-ray inspection is performed. | 08-21-2014 |
20140233699 | PHASE IMAGING - A method of phase imaging uses X-ray beams having edges overlapping with pixels. A phase image may be obtained from first and second images using one or more X-ray beam, the first image being measured with the first edge but not the second edge of each X-ray beam overlapping the corresponding pixel(s) and the second image being measured with the second edge but not the first edge overlapping the corresponding pixel(s). The gradient of the X-ray absorption function may be calculated and a proportional term included in the image processing to calculate a quantitative phase image. | 08-21-2014 |
20140233700 | RADIATION IMAGE CAPTURING SYSTEM AND RADIATION DETECTION DEVICE - A radiation detection device has: a scintillator for converting radiation into fluorescence; a photoelectric conversion unit for converting the fluorescence into an electric signal; and a reset light source unit for exposing reset light to the photoelectric conversion unit. A system control unit has an optical reset disabling unit for, based on a reset disabling instruction, disabling the exposure of the reset light output from the reset light source unit. | 08-21-2014 |
20140233701 | RADIOGRAPHIC IMAGING CONTROL DEVICE, RADIOGRAPHIC IMAGING SYSTEM, RADIOGRAPHIC IMAGING DEVICE CONTROL METHOD, AND RECORDING MEDIUM - A radiographic imaging control device is provided with a radiation detector, amplifiers and a controller. A plurality of pixels are arrayed in the radiation detector, each pixel including a sensor portion that generates charges in accordance with irradiated radiation and a switching element that is for reading out the charges generated at the sensor portion. Each amplifier is provided in correspondence with a respective pixel of the radiation detector, is equipped with a resetter that resets charges remaining at an integration capacitor, and amplifies an electronic signal according to the charges read out by the switching element from the corresponding pixel by a pre-specified amplification factor. In accordance with pre-specified conditions, the controller controls so as to alter a bias current supplied to the amplifiers in at least some periods of resetting by the resetter. | 08-21-2014 |
20140233702 | MOBILE X-RAY DIAGNOSTIC APPARATUS AND METHOD FOR CONTROLLING MOBILE X-RAY DIAGNOSTIC APPARATUS - The problem addressed by the invention is to always keep an imaging angle of an X-ray detector to an object constant before and after an imaging unit is moved. In order to solve the problem, a mobile X-ray diagnostic apparatus related to the present invention detects a rotation amount of a main body in a horizontal surface due to movement on a floor surface and controls rotation drive of the X-ray detector based on a detection result. | 08-21-2014 |
20140241496 | RADIOGRAPHIC APPARATUS AND METHOD FOR THE SAME - An apparatus, system, and method corrects line deficiency in radiographic systems. A Fourier transform element provides a one-dimensional Fourier transform on a line orthogonal to a line of a moire patterns appearing in an X-ray image during a use. A peak frequency detection element detects the peak frequency indicating the spatial frequency of the moire pattern on the basis of the results of one-dimensional Fourier transform. The detected peak frequency is transformed to a number of pixels in 1 cycle of the moire pattern by a pixel cycle conversion element. The line deficiency correction element obtains pixels of the same phase as the line deficiency pixel in the moire pattern from the number of pixels, and then corrects the line deficiency pixel by using the pixel value thereof. Since the number of pixels in 1-cycle is acquired from the moire pattern in the X-ray image, the line deficiency can be corrected. | 08-28-2014 |
20140241497 | Method to estimate real-time rotation and translation of a target with a single x-ray imager - A method of real-time estimation of target rotation and translation for 6 degrees of freedom using a single planar 2-dimensional imager and an algorithm, such as the iterative closest point (ICP) algorithm, that includes creating pairing, using a nearest neighbor algorithm, between a set of target points of at least three fiducial markers and a set of source points of the markers using K nearest neighbors, iteratively executing estimation of a rotation parameter R and a translation parameter T of the markers using a cost function such as root mean square error, terminating the estimation of R and T if the change in a mean distance between the set of target points of the markers and the set of source points of the markers is below a threshold or at a maximum iteration number, transforming the set of target points of the markers using estimated parameters, and re-associating a new set of the target points of the markers. | 08-28-2014 |
20140241498 | X-RAY IMAGING SYSTEM INCLUDING FLAT PANEL TYPE X-RAY GENERATOR, X-RAY GENERATOR, AND ELECTRON EMISSION DEVICE - An X-ray imaging system includes an X-ray generator including a plurality of X-ray generation units, where the plurality of X-ray generation units is two-dimensionally arranged, and operates independently of each other; and an X-ray detector spaced apart from the X-ray generator, where the X-ray detector includes a plurality of X-ray detection units corresponding to the plurality of X-ray generation units, where a space is defined between the X-ray generator and the X-ray detector. | 08-28-2014 |
20140241499 | RADIATION IMAGING APPARATUS, CONTROL METHOD THEREFOR, AND NON-TRANSITORY COMPUTER-READABLE STORAGE MEDIUM - A radiation imaging apparatus includes a radiation generation unit configured to generate radiation and a plurality of detection units each configured to detect the radiation irradiated from the radiation generation unit, and acquires an image based on the radiation detected by one of the plurality of detection units. The radiation imaging apparatus accepts a radiation irradiation instruction, and adjusts a time of generating radiation by the radiation generation unit so that a length of a time period from when the irradiation instruction is accepted until radiation irradiation is performed becomes constant, based on time duration, each of the plurality of detection units, from when the irradiation instruction is accepted until the detection unit enters a radiation detectable state. | 08-28-2014 |
20140241500 | RADIATION BLOCKING UNIT, RADIOGRAPHIC IMAGING APPARATUS, AND RADIOGRAPHIC IMAGING METHOD - The present invention provides a radiation blocking unit including: an attachment member that is attachable between sources and an object table surface to which radiation from a radiation source and visible light from a visible light source are emitted, the sources including the radiation source and the visible light source; a radiation blocking portion, disposed on the attachment member, that transmits the illuminated visible light to an overlapping incidence region on the object table surface in which an incidence region of the radiation and an incidence region of the visible light overlap, and that blocks the irradiated radiation outside the overlapping incidence region; and a visible light blocking portion, disposed on the attachment member, that transmits the irradiated radiation to the overlapping incidence region, and blocks the illuminated visible light outside the overlapping incidence region. | 08-28-2014 |
20140241501 | RADIATION IMAGING APPARATUS AND RADIATION IMAGING SYSTEM - A radiation imaging apparatus includes a pixel array having pixels, a bias line applying a bias potential to converters of the pixels, a detection circuit which detects a current flowing to the bias line, and a control unit which detects a start of radiation irradiation to the pixel array based on an output from the detection circuit and controls a charge accumulation operation of the pixels in accordance with the detection. The detection circuit includes a differential amplifier circuit and a feedback path, and applies a potential corresponding to a reference bias potential to the bias line. The differential amplifier circuit includes a first input terminal receiving the reference bias potential, a second input terminal connected to the bias line, and an output terminal, and the feedback path connects the output terminal and the second input terminal. | 08-28-2014 |
20140241502 | RADIOLOGICAL IMAGE-CAPTURING DEVICE, RADIOLOGICAL IMAGE-CAPTURING SYSTEM, RADIOLOGICAL IMAGE-CAPTURING METHOD, AND PROGRAM - A radiological image-capturing device includes: a first read control section that executes a first read mode in which electric signals stored in a plurality of pixels are read out simultaneously in units of a plurality of rows; and an emission-start determining section that determines that the emission of radiation from a radiation source onto an image-capturing panel has started when the values of the electric signals read by the first read control section have become greater than an arbitrarily settable threshold. If it is determined by the emission-start determining section that the emission of the radiation has started, the first read control section terminates the reading of the electric signals, and thereby brings the image-capturing panel into an exposure state. | 08-28-2014 |
20140241503 | RADIOGRAPHIC IMAGING SYSTEM - Disclosed is a radiographic imaging system which is provided with: a plurality of radiographing chambers equipped with a registration device; a console; and a management device for associating and managing the identification information of a portable radiographic imaging device with the identification information of the radiographing chambers. When the identification information of the portable radiographic imaging device is notified by the registration device of a radiographing chamber, the console displays an icon corresponding to the imaging device on a selection screen. When the identification information of the portable radiographic imaging device, as notified by the registration device, is associated with the identification information of another radiographing chamber, the management device discards the association and deletes the icon corresponding to the portable radiographic imaging device from the selection screen of the console, which is associated with said other radiographing chamber. | 08-28-2014 |
20140241504 | Apparatus, Systems and Methods for Producing X-ray Images - A mobile X-ray apparatus for medical examination includes an apparatus for producing X-ray images having a digital Radiography detector positioned at a first spatial position, an X-ray tube assembly positionable at a second spatial position relative to the first spatial position, sensor(s) for providing the first spatial position and/or the second spatial position, a control unit for receiving the first and/or the second spatial position(s) from the at least one sensor and for controlling the first or second spatial position for alignment of the X-ray tube assembly with the detector based on the first and second spatial positions, a drive wheel, a base, optionally an elevating column, and a telescopic arm which is rotatable into a direction perpendicular to a driving direction of the base. The apparatus is controllable to drive along a patient table and/or the X-ray tube assembly is height adjustable in front of a wall stand, for alignment. | 08-28-2014 |
20140247918 | MOBILE X-RAY IMAGING APPARATUS AND CONTROL METHOD FOR THE SAME - A mobile X-ray imaging apparatus and method of controlling the same, the mobile X-ray imaging apparatus including a movable main body, an X-ray source installed on the main body via an arm, a tilt angle and rotation angle of the arm being adjustable, a portable X-ray detector configured to detect X-rays emitted from the X-ray source, a position information acquirer configured to acquire position information indicating a position of the X-ray source relative to the portable X-ray detector, and a position controller configured to control the X-ray source to move to a position corresponding to the portable X-ray detector based on the acquired position information. | 09-04-2014 |
20140247919 | Image Guided Radiotherapy with Dual Source and Dual Detector Arrays Tetrahedron Beam Computed Tomography - A radiation treatment and imaging system for emitting a radiation treatment beam and X-ray imaging beams towards an object. The system includes an x-ray source and a collimator, first and second detectors, and a linear accelerator that delivers radiation beams to an object. The linear accelerator includes a radiation source positioned between the first and second detectors and emitting a therapy radiation beam in-line with the x-ray beams received by the first and second detectors. The system also includes a data processing device in communication with the first and second detectors. The data processing device receives imaging signals from the first and second detectors and reconstructs a three-dimensional tetrahedron beam computed tomography (TBCT) image from the received imaging signals. The system also includes a display in communication with the data processing device and for displaying the TBCT image. | 09-04-2014 |
20140254753 | RADIOGRAPHIC APPARATUS AND METHOD FOR THE SAME - A radiographic apparatus detector and method therefore obtains an image having excellent recognition without the effect of body movement. A single composite image is generated by connecting strip images in the movement direction of a radiation emitter, which are extending in a direction orthogonal to an emitter movement direction. A flat panel detector (FPD) moves so that an incident radiation region in the FPD follows the shooting. A transmissive image with an improved visual recognition is obtained since shooting the strip image in the FPD is conducted by using an unused part. | 09-11-2014 |
20140254754 | RADIATION GENERATING APPARATUS AND RADIATION IMAGING SYSTEM - A radiation generating apparatus including: a radiation generating unit for emitting radiation through a transmission window; and a movable diaphragm unit including a restricting blade for adjusting a size of a radiation field and a light projecting and collimating device for making simulation display of the radiation field with a visible light field, in which the light projecting and collimating device includes a light source for emitting visible light, and a reflection plate disposed obliquely to a radiation center axis, the reflection plate having a reflection surface for reflecting the visible light and transmitting the radiation; the visible light field is formed of the visible light which is emitted from the light source and is reflected by the reflection plate; and a compensating member having a thickness variation for reducing unevenness of the radiation emitted in the radiation field is disposed on a radiation exit side of the reflection plate. | 09-11-2014 |
20140254755 | X-RAY GENERATION TUBE, X-RAY GENERATION DEVICE INCLUDING THE X-RAY GENERATION TUBE, AND X-RAY IMAGING SYSTEM - Provided is a high-output X-ray generation tube in which thermal damage to a target is reduced. The X-ray generation tube includes a target, an electron source, and a grid electrode having multiple electron passage apertures disposed between the target and the electron source. A source-side electron beam on the electron source side with respect to the grid electrode has a current density distribution, and the grid electrode has an aperture ratio distribution so that a region of the source-side electron beam in which a current density is largest is aligned with a region of the grid electrode in which an aperture ratio is smallest. | 09-11-2014 |
20140254756 | RADIATION IMAGING SYSTEM, RADIATION IMAGING APPARATUS, AND APPARATUS - An X-ray imaging system includes an X-ray imaging apparatus for converting an X-ray into an image signal, a cable for transmitting signals to the X-ray imaging apparatus, a connector, disposed at an end of the cable, for connecting the cable and the X-ray imaging apparatus, and fixing portions for fixing the connector and the X-ray imaging apparatus and allowing the connector to be detached from the X-ray imaging apparatus by a detachment load. A cable outlet of the connector is separated from an outline center axis of the connector. The fixing portions include a first fixing portion disposed on the cable outlet side with respect to the connector outline center axis, and a second fixing portion disposed on the opposite side of the cable outlet. The moment of force required to detach the first fixing portion is larger than that required to detach the second fixing portion. | 09-11-2014 |
20140254757 | X-RAY IMAGING APPARATUS AND CONTROL METHOD FOR THE SAME - Disclosed are an X-ray imaging apparatus, which may acquire different phase contrast image signals on a per energy band basis simultaneously without moving a detector or emitting X-rays multiple times by using a photon counting detector that separates detected X-rays into a plurality of energy bands, and a control method for the same. The X-ray imaging apparatus includes an X-ray source which is configured to generate X-rays and emit the X-rays toward a subject, an X-ray detector which is spaced apart from the subject by a predetermined distance and configured to detect X-rays which have propagated through the subject, and to separate the detected X-rays into a plurality of energy bands in order to acquire phase contrast image signals on a per energy band basis, and an image processor which is configured to form a phase contrast image of the subject by using the acquired phase contrast image signals. | 09-11-2014 |
20140254758 | X-RAY IMAGING SYSTEM - A management apparatus for managing radiation imaging receives function information about a radiation imaging apparatus and communication information about communication between the radiation imaging apparatus and a radiation generation apparatus. Based on the function information or communication information received, an operation setting unit in the management apparatus sets an operation mode of the radiation imaging apparatus; and a control unit perform control corresponding to radiation imaging based on the set operation mode. | 09-11-2014 |
20140254759 | IMAGING CONTROL APPARATUS, RADIOGRAPHIC IMAGING APPARATUS, RADIOGRAPHIC IMAGE CAPTURING SYSTEM, CONTROL METHOD, AND NON-TRANSITORY RECORDING MEDIUM STORING PROGRAM CAUSING COMPUTER TO EXECUTE CONTROL METHOD - An imaging control apparatus includes a determination unit and a setting unit. The determination unit is configured to determine, based on a state of communication to a radiation generator, which of a synchronous imaging mode and an asynchronous imaging mode is to be used to obtain radiographic image data. The synchronous imaging mode is a mode in which a radiographic imaging apparatus obtains radiographic image data by operating in synchronization with the radiation generator. The asynchronous imaging mode is a mode in which the radiographic imaging apparatus obtains radiographic image data without operating in synchronization with the radiation generator. The setting unit is configured to output an instruction for setting the imaging mode determined by the determination unit in the radiographic imaging apparatus such that the radiographic imaging apparatus obtains the radiographic image data in the imaging mode determined by the determination unit. | 09-11-2014 |
20140254760 | RADIOGRAPHIC IMAGING CONTROL APPARATUS, RADIOGRAPHIC IMAGING APPARATUS, RADIOGRAPHIC IMAGING SYSTEM, METHOD FOR CONTROLLING THE SAME, AND COMPUTER PROGRAM RELATING TO THE CONTROL METHOD - A radiographic imaging control apparatus includes a control unit, a setting unit, and an obtaining unit. The control unit performs a first control to cause a radiation sensor to transit into a state where electric charges can be stored if it is determined that a predetermined standby time elapses and performs a second control to cause the radiation sensor to transit into the state where electric charges can be stored in response to a signal received from a detection unit configured to detect start of a generation of radioactive rays. The setting unit designates either the first control or the second control as a control to be performed. The obtaining unit acquires radiation image data from the radiation sensor. | 09-11-2014 |
20140254761 | REAL-TIME X-RAY MONITORING - A medical imaging system has a radiation source, a radiation sensor, a data-collection unit, and an imaging system. The radiation source has an opening to direct a collimated radiation beam in a direction towards a patient. The radiation sensor is disposed proximate the opening and within the collimated radiation beam to measure a fluence of the collimated radiation beam. The data-collection unit is disposed to collect radiation from the collimated beam after interaction with the patient. The imaging system is in communication with the data-collection unit and configured to generate an image of a portion of the patient from the collected radiation. | 09-11-2014 |
20140254762 | DYNAMIC RADIOGRAPHIC IMAGING SYSTEM - A dynamic radiographic imaging system includes a detecting section that detects periodic changes of a predetermined site of a subject; a recommended imaging (start) timing specifying section that specifies a recommended imaging start timing based on the detection result; a notifying section that makes a notification to a photographer in multiple stages as the recommended imaging start timing approaches; an operation unit that receives an instruction input from the photographer to start radiation imaging of the subject; and an image capturing control section that controls the radiation imaging in response to the instruction input by the operation unit. The dynamic radiographic imaging thus can be performed at an appropriate imaging timing without depending on the level of skill of the photographer for the body site that periodically changes such as the heart. | 09-11-2014 |
20140270065 | APPARATUS AND METHOD FOR CALIBRATING AN X-RAY IMAGE OF A KNEE OF A PATIENT - An x-ray calibration apparatus includes a radiolucent knee alignment jig configured to receive a knee of a patient and a radiolucent cushion configured to hold a patient's knee at a fixed angle of flexion. The x-ray calibration apparatus also includes a number of radio-opaque fiducial markers positioned within the radiolucent knee alignment jig. | 09-18-2014 |
20140270066 | Systems and Methods for Detecting Contraband Using Quadrupole Resonance and X-Ray Detection - A contraband detection system is provided. The contraband detection system includes an X-ray system including a front X-ray transmitter/detector and a rear X-ray transmitter/detector. The contraband detection system further includes a quadrupole resonance (QR) system comprising a first QR coil, and a second QR coil, wherein the first and second QR coils are located between the front and rear X-ray transmitter/detectors, and wherein the first and second QR coils are constructed from a material having a low mass attenuation coefficient and a high conductivity such that the first and second QR coils do not substantially interfere with transmitting X-rays and detecting emitted photons using the X-ray system. The contraband detection system further comprise a computing device coupled to the X-ray system and the QR system, the computing device configured to detect contraband based on signals received from the X-ray system and the QR system. | 09-18-2014 |
20140270067 | RADIOGRAPHIC MARKER - A radiographic marker. The marker includes a first portion of radiolucent material comprising a first radiopaque pattern. The first portion is configured to be positioned on a first surface of an imaging subject during use. The marker also includes a second portion of radiolucent material comprising a second radiopaque pattern visually distinguishable from the first radiopaque pattern. The second portion is configured to be positioned on a second generally opposite surface of the subject during use. When radiant energy is emitted through the first portion, the subject, and the second portion to produce a radiograph, the first radiopaque pattern and the second radiopaque pattern produce corresponding first and second shadows on the radiograph. The first shadow and the second shadow are visually distinguishable from one another based on the first radiopaque pattern being visually distinguishable from the second radiopaque pattern, and are usable for identifying characteristics of the radiograph. | 09-18-2014 |
20140270068 | IMAGING SYSTEM AND METHOD - The present invention is related to system and method for capturing dental images, for example, an aiming and positioning device for capturing dental images of a patient's teeth using a collimator. The system includes an image receptor holding device with an elongated arm adapted to receive and couple the receptor holder to a collimation structure. The elongated arm extends between the collimator and the receptor holder with one end coupling to the rear portion of the receptor holder and another end coupling to the collimator, and aligns the receptor with the collimator opening in an unobstructed manner. A biting portion or surface is present on the elongated arm adjacent to the receptor holder such that when the receptor is positioned behind the teeth on which the images are being taken, the biting surface is gripped by the teeth of the patient. | 09-18-2014 |
20140270069 | REAL-TIME MOVING COLLIMATORS MADE WITH X-RAY FILTERING MATERIAL - An apparatus includes an x-ray source operable to generate x-ray beams, a collimator comprising one or more leaves configured to modify the x-ray beams, a motorized system operable to move the one or more leaves of the collimator independently in or out of the x-ray beams, and a controller configured to synchronize operation of the x-ray source and the motorized system, allowing modification of the x-ray beams substantially in real time with generation of the x-ray beams. At least one leaf or each of the leaves of the collimator may be configured to modulate a beam quality of the x-ray beams. | 09-18-2014 |
20140270070 | X-RAY RECORDING SYSTEM FOR DIFFERENTIAL PHASE CONTRAST IMAGING OF AN EXAMINATION OBJECT BY WAY OF PHASE STEPPING - An x-ray recording system is for differential phase contrast imaging of an examination object via phase stepping. In an embodiment, the x-ray recording system includes at least one x-ray emitter for generating quasi coherent x-ray radiation; an x-ray image detector with pixels arranged in a matrix; a defraction or phase grating arranged between the examination object and the x-ray image detector; and an analyzer grating assigned to the phase grating, wherein x-ray emitter, x-ray image detector, phase grating and analyzer grating for the phase contrast imaging form components in an arrangement. According to an embodiment, at least one measuring apparatus for determining deviations in the geometric ratios of the components relative to one another from the geometry target, an analysis unit for evaluating the measured deviations, a computing unit for determining correction values and at least one correction device for setting the geometric ratios of the components are included. | 09-18-2014 |
20140270071 | X-RAY TUBE COMPRISING FIELD EMISSION TYPE ELECTRON GUN AND X-RAY INSPECTION APPARATUS USING THE SAME - An X-ray tube and an X-ray inspection apparatus using the X-ray tube have improved workability of the baking for obtaining an ultra-high vacuum of the X-ray tube having a field emission type electron gun, and have stable performance. The X-ray tube includes a field emission type electron gun chamber, an electron beam aperture, an X-ray target and a vacuum pump in one body with a vacuum sealing structure (vacuum tube section). The vacuum tube section is attachable and detachable to an electromagnetic lens section in the X-ray tube. It is thereby possible to perform the baking by removing only the vacuum tube section. Fitting portions for positioning are provided at the vacuum tube section and the electromagnetic lens section to easily perform an optical axis alignment at a mounting time after the baking. | 09-18-2014 |
20140270072 | GRAIN SIZE INSPECTION OF A GAS TURBINE COMPONENT BY X-RAY REFRACTION - A system and method for inspecting a grain size of a cast alloy component while maintaining the structural integrity of the cast alloy component is disclosed. The method includes recording a radiographic image of the component, identifying areas of the component to be inspected, and locating one or more lines having a pre-determined length on the radiographic image at an area to be inspected. Then, a total number of intersections with the one or more lines are determined and an average grain size is calculated. | 09-18-2014 |
20140270073 | Method and System for Acquiring an X-Ray Image - A method acquires an X-ray image via a counting digital X-ray detector of an X-ray system. The X-ray detector has an X-ray converter for converting X-ray radiation into an electrical signal and a matrix having a plurality of counting pixel elements. At least one variable threshold value is applied for each pixel element such that an incoming signal is counted by a memory unit in each instance that the incoming signal exceeds the threshold value. The method includes receiving a request to acquire one or more X-ray images, automatically determining one or more threshold values individually adjusted to the X-ray image(s), setting the threshold values in the X-ray detector, applying X-ray radiation while the threshold values are applied, converting X-ray quanta into count signals, storing the count signals in the X-ray detector, outputting image data representing the X-ray image from the X-ray detector, and displaying or storing the X-image. | 09-18-2014 |
20140270074 | Image Acquisition Optimization - A system and a method for acquiring image data of a subject with an imaging system is provided. The system can include a gantry that completely annularly encompasses at least a portion of the subject, with a source positioned within and movable relative to the gantry. The source can be responsive to a signal to output at least one pulse. The system can include a detector positioned within and movable relative to the gantry to detect the pulse emitted by the source. The system can also include a detector control module that sets detector data based on the detected pulse, and an image acquisition control module that sets the signal for the source and receives the detector data. The image acquisition control module can reconstruct image data based on the detector data. The signal can include a signal for the source to output a single pulse or two pulses. | 09-18-2014 |
20140286476 | SYSTEMS AND METHODS FOR HIGH-SPEED RADIOGRAPHY WITH HIGH RESOLUTION IMAGING OF LARGE-AREA FIELDS - The present invention proposes a high speed radiographic system for use with megavolt linear-accelerator pulsed x-ray sources to produce video images of large-area fields. A linear accelerator is positioned above a field of view. X-ray photons are directed through an object of interest traveling and/or colliding within the field of view. A large area scintillator system, either truly continuous or in large continuous adjacent pieces, converts the x-ray photons that pass through the object into visible light, and an arrangement of cameras, focused at that plane, where each camera sees a sub-area of the entire scintillator, and these sub-areas overlap somewhat to cover the entire scintillator. The resulting images generated in each camera are synchronized to produce one contiguous, synchronized stream of images. | 09-25-2014 |
20140286477 | RADIATION PHOTOGRAPHING APPARATUS - A radiation photographing apparatus | 09-25-2014 |
20140294148 | X-RAY RECORDING SYSTEM FOR X-RAY IMAGING AT HIGH IMAGE FREQUENCIES OF AN OBJECT UNDER EXAMINATION BY WAY OF DIRECT MEASUREMENT OF THE INTERFERENCE PATTERN - An x-ray recording system is disclosed for x-ray imaging of an object under examination by way of direct measurement of an interference pattern, especially for differential, real-time capable phase-contrast imaging. In at least one embodiment, the system includes with at least one x-ray emitter for creating quasi-coherent x-ray radiation; an x-ray image detector, including a detector layer and detector pixels arranged in a matrix; and a diffraction or phase grating, disposed between the object under examination and the x-ray image detector, configured to create an interference pattern, directly detectable in the nth Talbot order by an x-ray image detector with a very high achievable local resolution, which amounts to at least half the wavelength of the interference pattern in accordance with the Nyquist theory arising in the nth Talbot order. | 10-02-2014 |
20140294149 | Image Support - A method includes x-ray image recording of a sequence of overview images of a guidewire during movement of the guidewire through an occlusion, and continuously updated determining of the position of the guidewire using an image recognition algorithm from the overview images. The method also includes continuously updated determining of the position of a tip of the guidewire using a further image recognition algorithm from the overview images, and determining a sequence of zoom images from the sequence of overview images. The zoom images, based on the position determination of the tip of the guidewire, show a cutout with the tip that is enlarged from the overview x-ray images. The method also includes automatic real-time display of at least one overview image with a displayed guidewire in each instance together with at least one zoom image with a displayed tip of the guidewire on a display unit. | 10-02-2014 |
20140294150 | RADIATION GENERATING APPARATUS AND RADIOGRAPHING SYSTEM USING THE SAME - In a radiation generating apparatus of the invention, a radiation tube having a cathode for emitting an electron and an anode for generating a radiation by an irradiation of the electron emitted from the cathode is enclosed in a housing container filled with an insulating liquid. The apparatus has a mechanism in which a voltage for allowing the insulating liquid to flow can be applied between the cathode and the anode in a state where the cathode does not emit any electron. Even when the generation of the radiation is stopped, the insulating liquid can be efficiently sufficiently cooled without providing mechanical stirring means, and a high reliability is obtained even for intermittent use. | 10-02-2014 |
20140294151 | NONDESTRUCTIVE INSPECTION DEVICE AND METHOD FOR CORRECTING LUMINANCE DATA WITH NONDESTRUCTIVE INSPECTION DEVICE - A nondestructive inspection device | 10-02-2014 |
20140294152 | PAIRING OF AN ANATOMY REPRESENTATION WITH LIVE IMAGES - The present invention relates to pairing an anatomy representation with live images. In order to provide an enhanced and more flexible pairing of an anatomy representation with live images, for pairing an anatomy representation with live images, reference projected-anatomy image data of a device in a spatial relation to the anatomy is provided ( | 10-02-2014 |
20140301534 | Integrated Diode Das Detector - Improved imaging systems are disclosed. More particularly, the present disclosure provides for an improved image sensor assembly for an imaging system, the image sensor assembly having an integrated photodetector array and its associated data acquisition electronics fabricated on the same substrate. By integrating the electronics on the same substrate as the photodetector array, this thereby reduces fabrications costs, and reduces interconnect complexity. Since both the photodiode contacts and the associated electronics are on the same substrate/plane, this thereby substantially eliminates certain expensive/time-consuming processing techniques. Moreover, the co-location of the electronics next to or proximal to the photodetector array provides for a much finer resolution detector assembly since the interconnect bottleneck between the electronics and the photodetector array is substantially eliminated/reduced. The co-location of the electronics next to or proximal to the photodetector array also enables/facilitates programmable pixel configuration for optimal image quality. | 10-09-2014 |
20140307850 | SEAMLESS TILING TO BUILD A LARGE DETECTOR - The present invention relates to a detector tile, a detector panel arrangement, an X-ray detector, an X-ray imaging system, and a method for providing a detector tile for a seamless detector surface with a continuous pixel array. In order to build a large area detector with reduced gap appearance, a detector tile ( | 10-16-2014 |
20140307851 | X-RAY COMPATIBLE INFANT MONITORING AND SUPPORT SYSTEM - Systems and methods for providing infant monitoring and support avoid image degradation, for x-ray imaging, related to sensors used for infant monitoring by separating an infant-supporting body from a sensor-carrying body. The sensor-carrying body, and with it any number of related sensors, is moved out of the way during x-ray imaging. | 10-16-2014 |
20140307852 | ENLARGED ANGULAR GATING WINDOW C-ARM IMAGE ACQUISITION - The present invention relates to C-arm X-ray imaging. In order to provide C-arm CT image acquisition with an enlarged gating window, a C-arm structure ( | 10-16-2014 |
20140307853 | PERIODIC MODULATION OF THE X-RAY INTENSITY - The present invention relates to modulating a generated X-ray beam. In order to provide an increased, i.e. faster, periodic modulation of the X-ray intensity, an anode disk ( | 10-16-2014 |
20140314203 | Selected Image Acquisition Technique To Optimize Patient Model Construction - A system and a method are disclosed that allow for generation of a model or reconstruction of a model of a subject based upon acquired image data. The image data can be acquired in a substantially mobile system that can be moved relative to a subject to allow for image acquisition from a plurality of orientations relative to the subject. The plurality of orientations can include a first and final orientation and a predetermined path along which an image data collector or detector can move to acquire an appropriate image data set to allow for the model of construction. | 10-23-2014 |
20140314204 | USER INTERFACE FOR X-RAY POSITIONING - The present invention relates to positioning of an X-ray source. In order to provide an improved user interface for facilitating the X-ray imaging positioning, a transportable handheld planning device ( | 10-23-2014 |
20140314205 | POSITIONING DISTANCE CONTROL FOR X-RAY IMAGING SYSTEMS - The present invention relates to providing guiding information for operating an X-ray imaging system. In order to provide an improved positioning distance control facilitating the work flow, an X-ray imaging system ( | 10-23-2014 |
20140321614 | MOBILE RADIATION GENERATING APPARATUS AND RADIATION IMAGING SYSTEM - A mobile radiation generating apparatus comprising: a cart unit; a column extending from the cart unit; and an arm extending from the column; a radiation emitting unit arranged in a distal end portion of the arm, and configured to irradiate an object with radiation; a first display control unit configured to cause a first display apparatus arranged in the cart unit to display a radiation image captured by a radiation imaging apparatus which detects radiation transmitted through the object; and a second display control unit independent of the first display control unit, and configured to cause a second display apparatus arranged in the radiation emitting unit or on the arm to display a thumbnail image of the radiation image and a state of the radiation imaging apparatus. | 10-30-2014 |
20140321615 | Image-Guided Radiotherapy - A radiotherapy apparatus comprises a rotatable gantry, supporting a source of therapeutic radiation and a source of diagnostic radiation, the two sources being rotationally (or angularly) spaced apart around a rotation axis of the gantry, with at least one collimator associated with the source of therapeutic radiation and arranged to limit the cross-sectional area of a beam produced by that source, a control means arranged to conduct a treatment fraction using the apparatus by causing the apparatus to i. acquire images of a patient using the source of diagnostic radiation, ii. retain those images at least temporarily, iii. subsequently, after further rotation of the gantry, select a retained image acquired when the source of diagnostic radiation was at a rotational position corresponding to the instantaneous rotational position of the source of therapeutic radiation, and iv. control the beam relative to the patient using information derived from the selected image. The corresponding rotational position is ideally one in which the source of therapeutic radiation is at the same or substantially the same rotational position as was the source of diagnostic radiation at the point in time when the image was acquired. An alternative a radiotherapy apparatus comprises a rotatable gantry supporting a source of therapeutic radiation and a source of diagnostic radiation, at least one collimator associated with the source of therapeutic radiation and arranged to limit the cross-sectional area of a beam produced by that source, a reconstruction means arranged to i. obtain two-dimensional images of a patient using the source of diagnostic radiation, ii. retain those images at least temporarily, iii. apply a recency threshold to the retained images thereby to exclude images less recent than the threshold, iv. select at least three such retained images meeting the recency threshold and reconstruct a CT volume or tomographic image using the selected images, and a control means arranged to conduct a treatment fraction or treatment session using the apparatus, controlling the collimator using information derived from the CT volume. | 10-30-2014 |
20140321616 | X-Ray Detection Apparatus - X-ray imaging apparatus,which includes an x-ray detector. The x-ray detector comprises a member configured to convert incident x-ray wavelength photons into emitted visible wavelength photons, a position for a material under test, an x-ray source, and a structure configured to perturb an x-ray energy spectrum, each lying on a common axis. The x-ray source is arranged to direct an x-ray energy spectrum along the common axis to impinge upon the member, the structure configured to perturb the x-ray energy spectrum, and positioned material under test. The structure lies between the x-ray source and the member to one side of the position for material under test intersecting the common axis, and the said structure comprises at least three adjacent regions, each region different to immediately adjacent regions and configured to perturb the x-ray energy spectrum differently. | 10-30-2014 |
20140321617 | DETECTION APPARATUS FOR DETECTING RADIATION - The invention relates to a detection apparatus for detecting radiation. The detection apparatus comprises a GOS material ( | 10-30-2014 |
20140328460 | METHOD AND DEVICE FOR ASSISTING IN THE TREATMENT OF BONE FRACTURES - A bone fracture is treated by employing a database with comparison data records. The records each include at least one 3D image data record of at least one bone. Each comparison data record is assigned to an examination object, into which a comparison implant was implanted prior to recording the 3D image data record. A two-dimensional x-ray image of a target bone is generated. A 2D/3D registration of the x-ray image with 3D image data records is effected and a deviation value is calculated for each comparison data record. A reference data record is determined by selecting the comparison data record that includes the 3D image data record with the lowest deviation value. An implantation parameter is determined which describes a parameter of the implant and/or of a fastening element for fastening the implant, using the reference data record and/or displaying data of the reference data record on a display. | 11-06-2014 |
20140328461 | ORTHOVOLTAGE RADIOTHERAPY - Radiosurgery systems are described that are configured to deliver a therapeutic dose of radiation to a target structure in a patient. In some embodiments, inflammatory ocular disorders are treated, and in some embodiments, other disorders or tissues of a body are treated with the dose of radiation. In some embodiments, target tissues are placed in a global coordinate system based on ocular imaging. In some embodiments, a fiducial marker is used to identify the location of the target tissues. | 11-06-2014 |
20140328462 | MEDICAL IMAGE PROCESSING APPARATUS, X-RAY DIAGNOSTIC APPARATUS, MEDICAL IMAGE PROCESSING METHOD, AND X-RAY DIAGNOSTIC METHOD - According to one embodiment, a medical image processing apparatus includes an image storage part, an image acquisition part, an information addition part and an image composition part. The image storage part stores the first X-ray image data corresponding to different time phases and corresponding to a region including a ROI. The image acquisition part sequentially acquires the second X-ray image data corresponding to the time phases and corresponding to the ROI. The information addition part adds information indicating the time phases to the first and second X-ray image data. The image composition part sequentially combines the first X-ray image data with the second X-ray image data, whose time phase corresponds to a time phase of the first X-ray image data, based on the information indicating the time phases incidental to the first and second X-ray image data. | 11-06-2014 |
20140328463 | Method And Device For Detecting The Structure Of Moving Single Items, In Particular For Detecting Foreign Particles In Liquid Or Paste-Like Products - A method includes directing a broadband X-ray emission along a predetermined fixed detection line across a direction of travel of an object and detecting the X-rays at several sampling positions of the object relative to the detection line. Sensors making up the detection line simultaneously detect a first partial image for a first spectral segment of the X-ray and a second partial image for a second spectral segment or the entire spectrum of the X-ray. In order to generate the relevant partial image data, a value of the radiation energy in the relevant spectral segment is determined at each detection position associated with a partial image. The partial image data of the first and second image are arithmetically combined into a partial output image, and the partial output images of all sampling positions are combined into one output image. | 11-06-2014 |
20140328464 | RADIOGRAPHIC APPARATUS FOR DETECTING PHOTONS WITH OFFSET CORRECTION - The invention relates to a detection apparatus for detecting photons, such as used in radiographic imaging systems. A detection unit ( | 11-06-2014 |
20140328465 | X-RAY DETECTOR - The present invention relates to an x-ray detector comprising a sensor unit ( | 11-06-2014 |
20140328466 | DETECTION APPARATUS FOR DETECTING PHOTONS TAKING PILE-UP EVENTS INTO ACCOUNT - The invention relates to a detection apparatus ( | 11-06-2014 |
20140334599 | X-RAY IMAGING APPARATUS - The present invention relates to an X-ray imaging apparatus, comprising: an X-ray imager including an X-ray beam generator for emitting an X-ray beam, an X-ray beam detector for detecting the X-ray beam to obtain an X-ray image of an object, and a main body unit in which the X-ray beam generator and the X-ray beam detector are installed; and a three-dimensional scanner arranged in the X-ray imager in order to obtain an image of the outer appearance of the object. According to the present invention, an X-ray image and an image of the outer appearance of an object, for example, an image of the skull and an image of the face, can be obtained at the same time, thereby minimizing image correction procedures for matching two images. | 11-13-2014 |
20140334600 | X-RAY DETECTOR, X-RAY IMAGING APPARATUS HAVING THE SAME AND METHOD OF CONTROLLING THE X-RAY IMAGING APPARATUS - An X-ray detector includes a light receiver configured to generate charges of a quantity corresponding to energy of a photon, a comparison device including a plurality of comparators, each of the comparators being configured to compare a voltage signal corresponding to the quantity of the generated charges with a respective threshold voltage and output a result of the comparison as a pulse signal, a counter device including a plurality of counters, each of the counters being configured to count a pulse of a certain state, and a synchronous control circuit configured to receive as input the pulse signals output from each of the comparators and to output the pulse of the certain state to one of the counters corresponding to a highest threshold voltage of the threshold voltages which is less than a peak value of the voltage signal. | 11-13-2014 |
20140334601 | SOLID-STATE IMAGE SENSOR AND IMAGING APPARATUS INCLUDING THE SAME - An image sensor includes a first semiconductor chip including first and second surfaces; a second semiconductor chip including first and second surfaces; and a first adhesive layer between the second surface of the first semiconductor chip and the second surface of the second semiconductor chip, the first semiconductor chip being stacked on the second semiconductor chip via the first adhesive layer such that a footprint of the first semiconductor chip is larger than a footprint of the second semiconductor chip with respect to a plan view of the image sensor, the first semiconductor chip including an array of unit pixels configured to capture light corresponding to an image and to generate image signals based on the captured light, the second semiconductor chip including first peripheral circuits configured to control the array of unit pixels and receive the generated image signals. | 11-13-2014 |
20140334602 | X-RAY DIAGNOSTIC APPARATUS - An X-ray diagnostic apparatus includes an imaging unit, a moving mechanism unit, a modeling unit and a mechanism controller. The imaging unit includes an X-ray generating device which generates X-rays for irradiation of an object put on a table-top and an X-ray detecting device which detects the X-rays. The moving mechanism unit moves the table-top and the imaging unit. The modeling unit displays a table-top model representing the table-top and an imaging unit model representing the imaging unit on a display unit, and moves at least one of the table-top model and the imaging unit model on the display unit, in response to an operation of moving at least one of the table-top model and the imaging unit model. The mechanism controller controls the moving mechanism unit to move the table-top and the imaging unit in accordance with positions of the table-top model and the imaging unit model. | 11-13-2014 |
20140334603 | OPPOSED VIEW AND DUAL HEAD DETECTOR APPARATUS FOR DIAGNOSIS AND BIOPSY WITH IMAGE PROCESSING METHODS - The invention relates generally to biopsy needle guidance which employs an x-ray/gamma image spatial co-registration methodology. A gamma camera is configured to mount on a biopsy needle gun platform to obtain a gamma image. More particular, the spatially co-registered x-ray and physiological images may be employed for needle guidance during biopsy. Moreover, functional images may be obtained from a gamma camera at various angles relative to a target site. Further, the invention also generally relates to a breast lesion localization method using opposed gamma camera images or dual opposed images. This dual head methodology may be used to compare the lesion signal in two opposed detector images and to calculate the Z coordinate (distance from one or both of the detectors) of the lesion. | 11-13-2014 |
20140334604 | MICROSTRUCTURE, AND IMAGING APPARATUS HAVING THE MICROSTRUCTURE - A microstructure includes a substrate, and a grating provided in the substrate and made of metal. The grating is provided with a plurality of holes. The plurality of holes are arranged in a first direction. In a plane containing the first direction, the maximum value of the distance between the center of gravity of a grating region composed of the grating and the plurality of holes and the outer edge of the grating region is less than 1.39 times the minimum value of the distance between the center of gravity of the grating region and the outer edge of the grating region. | 11-13-2014 |
20140334605 | X-RAY INSPECTION DEVICE - Provided is an X-ray inspection device having a pair of conveyor frames that is disposed symmetrically with respect to a center line as an axis along a substrate conveying direction, and clamps a printed substrate in a substrate width direction. A substrate conveying mechanism conveys in an X axis direction the printed substrate supported by the conveyor frames. A distance adjustment mechanism drives the pair of conveyor frames so that the conveyor frames approach or depart from each other in the Y axis direction, thereby adjusting the width dimension of a printed substrate that can be conveyed by the substrate conveying mechanism disposed on each of the conveyor frames. | 11-13-2014 |
20140341346 | X-RAY TUBE AND RECEIVER INSIDE MOUTH - A method and a device for low x-ray radiation dosage while taking x-ray images of a patient's teeth is disclosed. The method includes use of an x-ray source and receiver positioned at least partially inside the patient's mouth. The device includes an x-ray source and receiver attached together by a bite holder and configured to both be disposed at least partially inside the patient's mouth across a tooth while taking x-ray images of a patient's tooth. | 11-20-2014 |
20140341347 | X-RAY DETECTOR OF A GRATING-BASED PHASE CONTRAST X-RAY DEVICE AND METHOD FOR OPERATING A GRATING-BASED PHASE CONTRAST X-RAY DEVICE - An x-ray detector of a grid-based phase-contrast x-ray device and a method for operating a grid-based phase-contrast x-ray device. Signal values of detector elements are combined to form group signal values. An image computing unit calculates an x-ray beam phase value from the group signal values. | 11-20-2014 |
20140341348 | RADIOGRAPHIC APPARATUS - The disclosure provides a radiographic apparatus that allows suppression of needles radiation exposure to a subject. Specifically, the disclosure includes an X-ray tube | 11-20-2014 |
20140341349 | TUBE ALIGNMENT FOR MOBILE RADIOGRAPHY SYSTEM - A radiography system for obtaining a radiographic image of a subject has a radiation source energizable to direct radiant energy along a radiation path and an imaging receiver sensitive to the radiant energy for forming the radiographic image. A sensor apparatus is disposed to provide one or more output signals that are indicative at least of centering of the radiation path with respect to the receiver, of an angle of the receiver relative to the radiation path, and of a source-to-image distance along the radiation path. A display apparatus generates, in response to the one or more output signals, a display that indicates the centering of the radiation path with respect to the receiver and that provides one or more values indicative of at least the source-to-image distance and the angle of the receiver relative to the radiation path. | 11-20-2014 |
20140341350 | MEDICAL DIAGNOSTIC IMAGING APPARATUS - According to embodiments, in a medical diagnostic imaging apparatus, an imaging unit captures a subject in a second X-ray irradiation area narrower than a first X-ray irradiation area. An X-ray image generating unit generates a first X-ray image in the first X-ray irradiation area and a second X-ray image in the second X-ray irradiation area based on an imaging result by the imaging unit. The adjusting unit calculates a statistic of a pixel value of the first X-ray image and adjusts an operating condition of the imaging unit so that the statistic approaches a threshold. A control unit causes the imaging unit and the X-ray image generating unit to generate the X-ray image based on the adjusted operating condition. Subsequently, the control unit performs control for causing the imaging unit and the X-ray image generating unit to generate the second X-ray image based on the operating condition. | 11-20-2014 |
20140348296 | X-RAY IMAGING GUIDING SYSTEM FOR POSITIONING A PATIENT - The present invention relates to guiding in positioning a region of interest of a patient for X-ray image acquisition. In order to improve and facilitate positioning of a patient for X-ray image acquisitions, an X-ray imaging guiding system ( | 11-27-2014 |
20140348297 | Imaging-Guided Delivery of X-Ray Radiation - An X-ray system comprises: (a) a source providing an X-ray diverging beam having treatment and imaging angular portions; (b) one or more lenses transforming the treatment portion of the X-ray beam into a converging beam directed to a target; (c) a first shutter located between the X-ray source and the target in the imaging portion of the X-ray radiation; the first shutter being selectively openable such that imaging portion of X-ray beam reaches the target; and (d) a detector configured to detect at least a portion of the imaging radiation after the imaging radiation has interacted with the target to provide imaging information of the target. | 11-27-2014 |
20140355738 | Digital X-Ray Imaging System with Still and Video Capture Modes - In one aspect, a system includes a conventional, film-based X-ray machine and a digital imaging assembly. The X-ray machine includes an X-ray source and a bracket assembly configured to hold X-ray film. The digital imaging assembly is configured to be mounted on the bracket assembly of the X-ray machine. The digital imaging assembly includes a scintillation screen and a digital image sensor. The digital image sensor is coupled with one or more processors that is configured to receive user input that selects a mode of operation from between a still image capture mode and a video capture mode, receive digital signals from the digital image sensor, process the digital signals to generate digital X-ray image data in accordance with the selected mode of operation, and present the generated digital X-ray image data on a display device. | 12-04-2014 |
20140355739 | RADIOGRAPHIC IMAGING APPARATUS AND RADIOGRAPHIC IMAGE GENERATION METHOD - The radiographic image generation method includes acquiring a plurality of radiographic images corresponding to the number of radiation dose portions by emitting radiation to an object by dividing a radiation exposure dose into the radiation dose portions, and by detecting the emitted radiation, and matching the plurality of acquired radiographic images. | 12-04-2014 |
20140355740 | GENERATING ATTENUATION IMAGE DATA AND PHASE IMAGE DATA IN AN X-RAY SYSTEM - In generating phase image data | 12-04-2014 |
20140362972 | X-RAY GENERATOR AND X-RAY IMAGING APPARATUS - Provided is an X-ray generator ( | 12-11-2014 |
20140362973 | X-RAY GENERATOR AND X-RAY IMAGING APPARATUS - Provided is an X-ray generator including an electron passage in an electron-passage forming member; and a target on an insulative substrate. The transmission X-ray generator irradiates the target with electrons that have passed through the electron passage to generate X-rays. The target is provided at a central region of the substrate; the electron passage accommodates a secondary-X-ray generating section that generates X-rays by irradiation with electrons reflected from the target; the secondary-X-ray generating section and the target are disposed so that both of X-rays generated by direct irradiation of the target with the electrons and X-rays generated by irradiation of the secondary-X-ray generating section with the electrons reflected from the target are radiated to the outside; and at least part of the peripheral region of the substrate has higher transmittance for the X-rays generated at the secondary-X-ray generating section than the central region of the substrate. | 12-11-2014 |
20140362974 | X-RAY GENERATING TUBE, X-RAY GENERATING APPARATUS AND X-RAY IMAGING SYSTEM USING THE SAME - Provided is an X-ray generating tube with improved withstand voltage property by a simple structure, the X-ray generating tube including a cathode connected to one opening of an insulating tube and an anode connected to the other opening, in which a resistive film having a lower sheet resistance value than that of the insulating tube is disposed on an outer periphery of the insulating tube, and the cathode and the anode are electrically connected to each other via the resistive film. | 12-11-2014 |
20140362975 | WIRELESS X-RAY SYSTEM - A wireless radiation system comprising: a generator comprising a first wireless communication module; and a radiation detector comprising a digital screen and a second wireless communication module, wherein said wireless radiation detector is configured to display a captured radiation image on said digital screen and to transmit the captured radiation image, using said second wireless communication module, to a server, wherein said first and second wireless communication modules are configured to wirelessly synchronize a radiation generation by said radiation generator and an exposure to the radiation by said radiation detector. | 12-11-2014 |
20140369469 | X-RAY GENERATION APPARATUS AND X-RAY RADIOGRAPHIC APPARATUS - In an X-ray generation apparatus of transmission type including an electron passage surrounded by and formed in an electron passage forming member, and generating an X-ray by colliding electrons having passed through the electron passage against a target, wherein the electron passage includes a secondary X-ray generation portion that generates an X-ray with collision of electrons reflected by the target against the secondary X-ray generation portion, the secondary X-ray generation portion and the target are arranged such that the X-ray generated with direct collision of the electrons against the target and the X-ray generated with the collision of the electrons reflected by the target against the secondary X-ray generation portion are both radiated to an outside, and an atomic number of a material of the electron passage forming member is larger than that of the target. X-ray generation efficiency is increased by effectively utilizing the electrons reflected by the target. | 12-18-2014 |
20140369470 | RADIATION GENERATING TUBE, AND RADIATION GENERATING APPARATUS AND RADIATION IMAGING SYSTEM USING THE SAME - Provided is a radiation generating tube in which an insulating tube is prevented from being damaged by heat generation of a target or an electron emitting source during drive. Extending portions extending along an outer periphery of an insulating tube are provided to a cathode and an anode, respectively, and the insulating tube is joined to the extending portions to enhance the strength of joint portions. At the same time, the insulating tube can be deformed easily by setting a tube wall thickness of the insulating tube at a central portion in a longitudinal direction to be smaller than a tube wall thickness of an opening end, and thus the concentration of thermal stress on the joint portions caused by an increase in temperature of the cathode and the anode is alleviated. | 12-18-2014 |
20140369471 | TRANSMISSIVE TARGET, X-RAY GENERATING TUBE INCLUDING TRANSMISSIVE TARGET, X-RAY GENERATING APPARATUS, AND RADIOGRAPHY SYSTEM - A transmissive target includes a target layer configured to include target metal and generate X-ray when receiving electrons and a substrate configured to support the target layer and include carbon as a main component. A carbide region including carbide of the target metal and a non-carbide region including the target metal are disposed in a mixed manner on a boundary surface between the substrate and the target layer on a target layer side. | 12-18-2014 |
20140369472 | X-RAY IMAGING APPARATUS AND CONTROL METHOD THEREOF - An X-ray imaging apparatus and control method for the X-ray imaging apparatus are provided. The X-ray imaging apparatus includes an X-ray source to generate X-ray beams, and to irradiate the X-ray beams onto an object; a first X-ray detector configured to detect X-ray beams transmitted through the object and generate a first phase contrast signal; an X-ray obtainer including an X-ray collimator and a second X-ray detector, wherein the X-ray collimator is spaced apart from the object by a predetermined distance, and configured to focus the X-ray beams transmitted through the object, and wherein the second X-ray detector is configured to detect the focused X-ray beams and generate a second phase contrast signal based on the detected X-ray beams; and an image processor configured to create a phase contrast image and an absorption image of the object. | 12-18-2014 |
20140376693 | DEVICE AND METHOD FOR CAPTURING X-RAY IMAGE OF BONE-IN MEAT AND DEBONING SYSTEM OF BONE-IN MEAT INCLUDING THE DEVICE - An X-ray image capturing device of bone-in meat for capturing an X-ray image of the bone-in meat that is from an arm part or a thigh part of a livestock carcass in a state where the bone-in meat is suspended, comprises: an X-ray source for irradiating the bone-in meat with an X-ray; a shielding box for covering the bone-in meat while the X-ray image is captured; a sensor which is disposed in the shielding box and which detects the X-ray which passes through the bone-in meat; and a filter which is disposed between the bone-in meat and the X-ray source and which adjusts an intensity distribution of the X-ray with which the bone-in meat is irradiated. | 12-25-2014 |
20150010129 | Selecting Measurement Fields for an X-Ray Examination - Selection of at least one measurement field of a measurement chamber formed with a plurality of measurement fields, for dose monitoring when making an x-ray recording of an object is provided. A subset of measurement fields from the plurality of measurement fields of the measurement chamber is predetermined by selecting an orientation of the object. Measurement fields not belonging to the subset of measurement fields are blocked for the selection. At least one measurement field is set for dose monitoring when making an x-ray recording of the object by selecting measurement fields from the subset of measurement fields. | 01-08-2015 |
20150010130 | RADIATION IMAGE DETECTION DEVICE AND RADIATION IMAGING SYSTEM - A radiation imaging system comprises a radiation source and a radiation image detection device. The radiation image detection device has a solid state detector and a wavelength converting layer arranged in this order from a radiation-incident side. The wavelength converting layer detects radiation passed through the solid state detector and converts the radiation into visible light. The solid state detector detects the visible light and produces image data. The wavelength converting layer is a phosphor layer, being a single layer, in which at least first phosphor particles having a first average particle diameter and second phosphor particles having a second average particle diameter are dispersed in a binder. The second average particle diameter is smaller than the first average particle diameter. The weight of the first phosphor particles per unit thickness of the wavelength converting layer decreases with increasing distance from the solid state detector. | 01-08-2015 |
20150010131 | X-RAY APPARATUS AND X-RAY IMAGE DIAGNOSTIC APPARATUS - In order to provide an X-ray apparatus and an X-ray image diagnostic apparatus that reduce uncomfortable feeling due to exhaust heat generated when air-cooling an X-ray tube device, the X-ray image diagnostic apparatus is comprised of an X-ray tube, the X-ray tube device | 01-08-2015 |
20150016588 | APPARATUS FOR HOLDING AND POSITIONING X-RAY FILM, PHOTOSTIMULABLE PHOSPHOR PLATES OR DIGITAL SENSORS WHILE TAKING DENTAL RADIOGRAPHS - A positioner arm for positioning an imaging material, an imaging material holder, an aiming device or a combination thereof is disclosed that includes at least one positioning arm having a first end and a second end, wherein each arm comprises at least two fixed arm angles and wherein at least one angle is not a 90 degree angle. Methods of obtaining non-right angle views of a patient during x-ray imaging of the patient's mouth are also disclosed that include: providing a positioner arm for positioning an imaging material, an imaging material holder, an aiming device or a combination thereof, wherein the positioner arm comprises at least one positioning arm having a first end and a second end, wherein each arm comprises at least two fixed arm angles, and wherein at least one angle is not a 90 degree angle; coupling the positioner arm with an imaging material, an imaging material holder, an aiming device or a combination thereof; and imaging the patient's mouth, wherein the imaging is taken at a non-right angle. | 01-15-2015 |
20150016589 | X-RAY TUBE - A fluoroscopic system is disclosed with capability of differential exposure of different input areas of an image intensifier. The x-ray beam solid angle is limited by a collimator that is relatively near to the focal point of the x-ray tube, to occupy an area smaller then the input area of the image intensifier. Means to deflect the electron beam of the x-ray tube in two dimensions are constructed with the x-ray tube to provide scanning capability of the complete input area with full control on the motion function. The collimator may also be moved to control beam size and/or position at the image intensifier. | 01-15-2015 |
20150023468 | SYSTEM AND METHOD FOR REDUCING A WEIGHT OF AN X-RAY SOURCE - A portable x-ray system includes a light weight x-ray head including an x-ray tube and a high voltage (HV) tank, wherein the HV tank comprises a compact voltage multiplier configured to receive a low voltage signal and generate a high voltage signal based on the received low voltage signal. Also, the portable x-ray system includes a carrying case comprising low voltage power electronics coupled to the light weight x-ray head through a low voltage cable, and configured to send the low voltage signal to the light weight x-ray head. In addition, the low voltage power electronics is distributed in a predefined space in the carrying case in such a way that a weight of the light weight x-ray head is counter weighed by a weight of the low voltage power electronics to stabilize the portable x-ray system when the light weight x-ray head is rotated in one or more directions. | 01-22-2015 |
20150023469 | IRRADIATION FIELD-LIMITING APPARATUS, X-RAY-GENERATING UNIT INCLUDING THE IRRADIATION FIELD-LIMITING APPARATUS, AND X-RAY RADIOGRAPHY SYSTEM INCLUDING THE IRRADIATION FIELD-LIMITING APPARATUS - An irradiation field-limiting apparatus connected to an X-ray-generating apparatus includes a pair of first limiting blades defining a width of an opening through which radiation is to pass; a first opening width-adjusting mechanism including a first opening width-adjusting shaft operable to adjust the width of the opening by moving the pair of first limiting blades toward or away from each other; and a first opening center-adjusting mechanism including a first opening center-adjusting shaft operable to adjust a center position of the opening by moving the pair of first limiting blades in a same direction. The first opening width-adjusting shaft and the first opening center-adjusting shaft are coaxially arranged. | 01-22-2015 |
20150023470 | C-Arm Mounting Apparatus and X-Ray Imaging Device with Cage Guide - A C-arm mounting apparatus for an x-ray imaging device includes a C-arm, a C-arm holding unit, and at least one cage guide unit. The at least one cage guide unit is moveably arranged between the C-arm and the C-arm holding unit. The C-arm is moveably mounted on the C-arm holding unit. The at least one cage guide unit includes a plurality of rolling bodies and at least one rolling body cage. The small overlap between the C-arm and the C-arm holding unit may facilitate greater rotations about an isocenter. An x-ray imaging device includes a C-arm mounting apparatus. | 01-22-2015 |
20150023471 | STEREO X-RAY TUBE BASED SUPPRESSION OF OUTSIDE BODY HIGH CONTRAST OBJECTS - A double focal spot X-ray tube ( | 01-22-2015 |
20150030126 | X-RAY RADIOGRAPHY SYSTEM FOR DIFFERENTIAL PHASE CONTRAST IMAGING OF AN OBJECT UNDER INVESTIGATION USING PHASE-STEPPING - An X-ray radiography system for differential phase contrast imaging of an object under investigation by phase-stepping is provided. The X-ray radiography has an X-ray emitter for generating a beam path of quasi-coherent X-ray radiation, an X-ray image detector with pixels arranged in a matrix, and a diffraction or phase grating, in which the X-ray emitter has an X-ray tube with a cathode and an anode. The X-ray tube is constructed in such a way that an electron ray beam originating from the cathode is associated with focusing electronics which produce, from electrons which are incident on an anode, at least one linear-shaped electron fan beam. | 01-29-2015 |
20150030127 | MULTI-SOURCE RADIATION GENERATING APPARATUS AND RADIOGRAPHIC IMAGING SYSTEM - In a multi-source radiation generating apparatus including a plurality of combinations of a cathode and a target, an extraction electrode is disposed for a plurality of cathodes in common. When a potential of the extraction electrode is constant, potentials for the cathodes are selectively switched between a cutoff potential which is higher than the potential of the extraction electrode and an emission potential which is lower than the potential of the extraction electrode. | 01-29-2015 |
20150030128 | RADIOGRAPHIC APPARATUS - A first and a second accumulated value calculating units re provided which, in a location where foil shadows by grid foil strips straddle pixels, identify this location based on geometry, and calculate straddle accumulated values of the foil shadows in the identified location. Even when the foil shadows by the grid foil strips straddle the pixels due to twisting and bending of the grid foil strips, such location is identified based on geometry and the straddle accumulated values of the foil shadows in the identified location are calculated. Therefore, even when changes are made in the pitches or pixel sizes of an X-ray grid and a flat panel X-ray detector (FPD), the foil shadows will be removed based on the straddle accumulated values. As a result, the foil shadows can be removed taking twisting and bending of the grid foil strips into consideration, and in a way to accommodate X-ray grids and FPDs of various sizes. | 01-29-2015 |
20150030129 | RADIATION IMAGE DETECTING DEVICE AND RADIATION IMAGING SYSTEM - A detection panel has a plurality of pixels for accumulating electric charge by receiving X-rays, and a plurality of detection pixels for detecting an X-ray dose in an imaging surface. The detection pixels are disposed periodically with leaving space. A grid, which has X-ray absorbing portions and X-ray transmitting portions alternately and periodically arranged in a first direction, is disposed in a position opposed to the imaging surface. Since an arrangement period of the detection pixels in the first direction is different from an arrangement period of the X-ray absorbing portions, an output value of each detection pixel is distributed and hence the average of the output values has a reduced variation range. | 01-29-2015 |
20150030130 | SYSTEM AND METHOD FOR CORRECTING FOR IMAGE ARTIFACTS IN X-RAY IMAGE DATA - A computer-implemented method for reducing image artifacts in X-ray image data includes dividing pixels of X-ray image data into a plurality of pixel value regions based on a pixel value of each pixel, wherein each pixel value region has a different range of pixel values. The method also includes generating calibrated X-ray image data for each pixel value region, wherein the respective calibrated X-ray image data for each pixel value region is generated using a different dose of radiation. Further, the method includes calculating a gain slope for each pixel value region based on the calibrated X-ray image data, and calculating a pixel gain correction for the pixels of the X-ray image data based on at least one of the calculated gain slopes. | 01-29-2015 |
20150036799 | G-ARM X-RAY IMAGING APPARATUS - An X-ray imaging apparatus is provided having advantages of both C-shaped, G-shaped, and ring-shaped arm configurations. The device consists of a gantry that supports X-ray imaging machinery. The gantry is formed to allow two bi-planar X-rays to be taken simultaneously or without movement of the equipment and/or patient. The gantry is adjustable to change angles of the X-ray imaging machinery. Further, in some embodiments, the X-ray receptor portion of the X-ray imaging machinery may be positioned on retractable and extendable arms, allowing the apparatus to have a larger access opening when not in operation, but to still provide bi-planar X-ray ability when in operation. | 02-05-2015 |
20150036800 | RADIOGRAPHIC X-RAY EQUIPMENT - Radiographic X-ray equipment includes a revolution driving device that causes an X-ray irradiating member and an X-ray imaging member to perform a revolving movement around a subject with a revolution center line as the center, and a main body control unit that controls the revolution driving device, a secondary driving device controlled by the main body control unit to cause the X-ray imaging member to perform a local movement different from the revolving movement, with a movement width in a predetermined direction, a storing means that stores electric power for the X-ray imaging member, and a supplying means that supplies electric power to the storing means. The X-ray imaging member and the storing means are connected to each other, and the secondary driving device causes the storing means and the X-ray imaging member to perform the local movement as a unit without moving relative to each other. | 02-05-2015 |
20150036801 | RADIATION GENERATING APPARATUS AND RADIATION IMAGING SYSTEM - A radiation generating apparatus | 02-05-2015 |
20150036802 | RADIATION IMAGE DETECTING DEVICE AND RADIATION IMAGING SYSTEM - In a detection panel, plural pixels which receive X-ray and accumulate electric charge and plural measuring pixels which detect X-ray dose are provided on an imaging surface. The plural measuring pixels are arranged periodically with an interval. In a position facing to the imaging surface, there is a grid where X-ray absorbing sections and X-ray transmitting sections are arranged in a periodic alternating manner in a first direction. Since the arrangement period of the measuring pixels in the first direction is different from a fluctuation period of grid detection signals obtained when the grid is photographed by the detection panel, output values of the plurality of measuring pixels disperse and a fluctuation range of average values is suppressed. | 02-05-2015 |
20150043714 | SIMULATED SPATIAL LIVE VIEWING OF AN OBJECT FROM VARIABLE VIEW-POINTS - The present invention relates to simulated spatial live viewing of an object. In order to provide spatial information to the user with reduced requirements concerning to maintain a particular position e.g. with respect to a 3D display or to wear or activate additional components, such as 3D glasses, it is provided to generate an electron beam ( | 02-12-2015 |
20150043715 | RADIOGRAPHIC IMAGING DEVICE, RADIOGRAPHIC IMAGING SYSTEM, CONTROL METHOD OF RADIOGRAPHIC IMAGING DEVICE AND PROGRAM STORAGE MEDIUM - A radiographic imaging device includes: a radiation detector including plural pixels, each including a sensor portion and a switching element; a detection unit that detects a radiation irradiation start if an electrical signal caused by charges generated in the sensor portion satisfies a specific irradiation detection condition, and/or if an electrical signal caused by charges generated in a radiation sensor portion that is different from the sensor portion satisfies a specific irradiation detection condition; and a control unit that determines whether or not noise caused by external disturbance has occurred after the detection unit has detected the radiation irradiation start, and if the noise has occurred, that stops a current operation of the radiation detector, and causes the detection unit to perform detection. | 02-12-2015 |
20150049860 | SINGLE STEP DIFFERENTIAL PHASE CONTRAST X-RAY IMAGING - A system and method for single step and motionless x-ray phase contrast imaging. In one embodiment, a system for single step x-ray imaging includes a clinical x-ray source, a first coded aperture mask, a second coded aperture mask, and a photon counting spectral detector. The first coded aperture mask is disposed between the x-ray source and an object to be imaged. The photon counting spectral detector is disposed to detect x-rays passing through the object. The second coded aperture mask is disposed between the object to be imaged and the photon counting spectral detector. The system can provide, from a single acquisition step, an absorption image, a phase image, and differential phase image. | 02-19-2015 |
20150055750 | X-RAY GENERATOR, X-RAY IMAGING APPARATUS INCLUDING THE X-RAY GENERATOR, AND METHOD OF CONTROLLING THE X-RAY GENERATOR - An X-ray generator is capable of reducing invalid exposure caused due to wave tails, which do not contribute to the quality of an X-ray image, by preventing the wave tails from being supplied to an X-ray tube. An X-ray imaging apparatus includes the X-ray generator and a method of reducing the invalid exposure is implemented using the X-ray generator. The X-ray generator includes an X-ray tube to generate X-rays, and a high-voltage generator to supply a voltage having a pulse waveform to the X-ray tube. The high-voltage generator includes a high-voltage tank to generate a high voltage, a switch connected to an output terminal of the high-voltage tank and turned on or off, and a resistor located outside the high-voltage tank to receive a wave tail voltage having the pulse waveform and to consume power generated due to wave tails. | 02-26-2015 |
20150055751 | METHOD AND APPARATUS FOR REDUCING X-RAY EXPOSURE - The present invention pertains to an apparatus and method for adaptive exposure in imaging systems. An x-ray source for producing x-ray radiation and an x-ray detector for measuring amount of x-ray radiation passing through the human patient and striking the detector can be used. A tomographic image of the human patient or a tomosynthetic image of the human patient can be generated. Region of interest filtering and equalization filtering can be utilized. Filtering can be accomplished with a mechanical shield or shutter or with electronic control of the x-ray source. | 02-26-2015 |
20150055752 | X-Ray Exposure Control Device, X-Ray Image Detection Apparatus, and X-Ray Imaging System - An X-ray exposure control device comprises: an X-ray detection element including a plurality of pixels for dose detection each detecting a dose during X-ray radiation; a region setting unit configured to set a use pixel region including pixels for use in dose detection from the plurality of pixels for dose detection during the X-ray radiation; a signal generating unit configured to generate a stop signal for stopping the X-ray radiation from an X-ray source according to the dose detected by each of the pixels for use in the dose detection within the use pixel region set by the region setting unit; and a transmission unit configured to transmit to the X-ray source the stop signal to stop the X-ray radiation as generated by the signal generating unit. | 02-26-2015 |
20150055753 | RADIATION IMAGING SYSTEM AND OPERATING METHOD THEREOF - A console acquires a displacement amount of an X-ray source from a displacement amount detector. In the case where an electronic cassette having an image detector is not appropriately positioned with respect to a body part to be imaged, a position of the X-ray source is changed in accordance with a position of the body part to be imaged. A dose measurement field position determining unit specifies a current relative position between the X-ray source and the electronic cassette having the image detector based on a displacement amount. The dose measurement field position determining unit determines a position of a dose measurement field based on the specified current relative position. | 02-26-2015 |
20150055754 | X-RAY INSPECTION METHOD AND X-RAY INSPECTION DEVICE - An X-ray inspection method which is capable of measuring a shape of an inspection object at a high speed in a non-destructive manner is provided. The X-ray inspection method includes: a simulation image generating process of generating simulation images of a plurality of transmission images having different shape parameters of an inspection object; an X-ray imaging process of capturing an X-ray transmission image transmitting the inspection object; and a shape estimating process of estimating a shape parameter of a simulation image whose evaluation value indicating a similarity with the X-ray transmission image satisfies predetermined conditions among the plurality of simulation images, as a shape of the inspection object. | 02-26-2015 |
20150063540 | FLAT PANEL TYPE X-RAY GENERATORS AND X-RAY IMAGING SYSTEMS INCLUDING THE SAME - An X-ray generator may comprise: an electron emission device comprising a plurality of electron emission units configured to emit electrons; an X-ray emission device configured to emit X-rays due to the electrons emitted from the electron emission device; and/or a parallel light extraction member configured to extract X-rays having directivity from among the X-rays emitted from the X-ray emission device and to allow the extracted X-rays having directivity to pass through the parallel light extraction member. | 03-05-2015 |
20150063541 | X-RAY IMAGE PROCESSING APPARATUS, X-RAY DIAGNOSTIC APPARATUS, AND X-RAY IMAGE PROCESSING METHOD - An X-ray image processing apparatus according to an embodiment includes a specifying unit and a decision unit. The specifying unit processes a first X-ray image based on an output signal from an X-ray detector influenced by the action of an electromagnetic field, and specifies noise characteristics unique to noise components which are contained in the first X-ray image and originate from the action of the electromagnetic field on the X-ray detector. The decision unit decides filter characteristics for reducing the noise components which are contained in the first X-ray image and originate from the action of the electromagnetic field on the X-ray detector based on the specified noise characteristics. | 03-05-2015 |
20150063542 | METHOD AND APPARATUS FOR MANAGING X-RAY ACCUMULATION AMOUNT - An X-ray imaging method includes obtaining first information including X-ray accumulation amount of an object; determining an imaging protocol for imaging the object based on the received first information; and acquiring an X-ray image of the object based on the determined imaging protocol. The first information including the X-ray accumulation amount of the object is obtained from a device of the object via a short range wireless communication or from an external database based on authentication information input received from the object. | 03-05-2015 |
20150063543 | RADIATION DETECTORS, METHODS OF MANUFACTURING THE RADIATION DETECTORS, AND RADIATION IMAGING SYSTEMS INCLUDING THE RADIATION DETECTORS - A radiation detector may include: a first photoconductor layer including a plurality of photosensitive particles; and/or a second photoconductor layer on the first photoconductor layer, and including a plurality of crystals obtained by crystal-growing photosensitive material. At least some of the plurality of photosensitive particles of the first photoconductor layer may fill gaps between the plurality of crystals of the second photoconductor layer. A method of manufacturing a radiation detector may include: forming a first photoconductor layer by applying paste, including solvent mixed with a plurality of photosensitive particles, to a first substrate; forming a second photoconductor layer by crystal-growing photosensitive material on a second substrate; pressing the crystal-grown second photoconductor layer on the first photoconductor layer that is applied to the first substrate; and/or removing the solvent in the first photoconductor layer via a drying process. | 03-05-2015 |
20150063544 | METHOD FOR REMOVING OF RESIDUAL CHARGE, X-RAY IMAGING METHOD AND APPARATUS USING THE METHOD - A method of removing residual charge from a photoconductive material includes applying a first voltage to the photoconductive material to form an electrostatic field during a collection operation in which x-rays are irradiated onto the photoconductive material; and applying a second voltage to the photoconductor to reduce an amount of residual charge therein during a removal operation, the second voltage being different from the first voltage. In one or more example embodiments, the photoconductive material may include Mercury Iodine (Hgl | 03-05-2015 |
20150071406 | METHOD FOR CONTROLLING X-RAY IMAGE DIAGNOSIS APPARATUS AND X-RAY GENERATION DEVICE - To provide a method for controlling an X-ray image diagnostic apparatus and an X-ray generation device equipped with an ABS system tracking movement of an object position without an operator performing setting operation for a region of interest (ROI), the determination condition storage unit ( | 03-12-2015 |
20150071407 | X-RAY DIAGNOSTIC APPARATUS AND DOSE DISTRIBUTION GENERATION METHOD - An X-ray diagnostic apparatus according to an embodiment includes a support mechanism, bed, dosimeter, dose decision unit, dose distribution generation unit and display unit. The support mechanism movably supports an X-ray tube generating X-rays over a plurality of times in a predetermined period and an X-ray detector detecting X-rays transmitted through an object. The bed includes a top on which the object is placed. The dosimeter measures a total dose over the period. The dose decision unit decides doses respectively corresponding to times of generation of the X-rays in the period based on the total dose and an X-ray irradiation condition. The dose distribution generation unit generates a dose distribution based on a position of the support mechanism, a position of the bed, and the doses. The display unit displays the dose distribution. | 03-12-2015 |
20150078520 | MINIATURE, MOBILE X-RAY SYSTEM - A miniature, portable x-ray system may be configured to scan images stored on a phosphor. A flash circuit may be configured to project red light onto a phosphor and receive blue light from the phosphor. A digital monochrome camera may be configured to receive the blue light to capture an article near the phosphor. | 03-19-2015 |
20150078521 | PORTABLE RADIOGRAPHIC IMAGING SYSTEM - A portable radiographic imaging system includes an FPD cassette and a portable console, each of which is configured to wirelessly communicate with a portable relay unit. The relay unit prohibits a radiation generator from emitting radiation when judging that a wireless communication connection has not been established between the relay unit and the radiation generator, and allows the radiation generator to emit radiation when judging that the wireless communication connection has not been established between the relay unit and the radiation generator after an interlock release signal is transferred from the console or the like to the radiation generator. | 03-19-2015 |
20150078522 | RADIOGRAPHIC IMAGING SYSTEM AND ACCESS CONTROLLER FOR COMMUNICATION ACCESS - An X-ray imaging system includes an X-ray imaging apparatus and an access controller, which controls communication access of the X-ray imaging apparatus having an electronic cassette for forming an X-ray image and wirelessly transmitting the X-ray image. Before the electronic cassette starts transmitting the X-ray image, a priority request signal for priority of the first radio communication channel to the electronic cassette over a portable terminal device of radio communication is received. Upon receiving the priority request signal, presence of the portable terminal device is checked, in which a radio communication channel of overlap of frequency on the first radio communication channel is used. In presence of the portable terminal device with the overlap, the portable terminal device is regulated in communication regulation while the electronic cassette transmits the X-ray image. Also, the X-ray imaging apparatus is communicable by use of a communication network in wireless communication connection. | 03-19-2015 |
20150078523 | X-RAY TUBE - An x-ray system comprising: at least one x-ray tube assembly; a collimator forming an aperture; an image detector; a monitor configured to display detected images; means for determining the location of at least one Region of Interest (ROI) of a patient on said displayed image; a first controller connected with said means for determining the location of said at least one ROI; an image processing unit connected with said image detector, said monitor and said first controller, said image processing unit configured to modify the detected image for display on said monitor according to the image parts in said at least one ROI; each x-ray tube assembly comprising a plurality of cathodes; and at least one anode; a second controller connected with said first controller and with said at least one x-ray tube assembly, said second controller configured to control operating parameters of each one of said at least one x-ray tube assembly, said parameters comprising at least one collision location of electrons emitted from said plurality of cathodes on said at least one anode in reference to said collimator aperture; and means for controlling the directions of emitted x-ray beams. | 03-19-2015 |
20150078524 | X-RAY DIAGNOSTIC APPARATUS - According to one embodiment, an image generation unit generates a first image during a large aperture period and a second image during a small aperture period. An image combining unit generates a composite image based on the latest second image and the specific first image. A display unit displays the composite image in real time. A determination unit determines whether to update the first image based on an index associated with the anatomical positional shift between the first image and the second image. A driving control unit enlarges a aperture to the large aperture, when the determination unit determines to update, and maintains the aperture at the small aperture, when the determination unit determines not to update. | 03-19-2015 |
20150078525 | X-RAY DETECTOR AND X-RAY SYSTEM - An X-ray detector has a first detector module, a second detector module and manipulation means. The first detector module includes a first detection region arranged in a first detection plane, the second detector module includes a second detection region arranged in a second detection plane, which is adjacent to the first detection region. The manipulation means is configured to orient the first detection plane of the first detector module and the second detection plane of the second detector module to each other such that a first normal to surface of the first detection plane and a second normal to surface of the second detection plane intersect within a reference region. | 03-19-2015 |
20150085978 | X-RAY AND OPTICAL IMAGE SENSOR - An image sensor for capturing X-ray image data and optical image data includes an X-ray absorption layer and a plurality of photodiodes disposed in a semiconductor layer. The X-ray absorption layer is configured to emit photons in response to receiving X-ray radiation. The plurality of photodiodes disposed in the semiconductor layer is optically coupled to receive image light to generate the optical image data, and is optically coupled to receive photons from the X-ray absorption layer to generate X-ray image data. | 03-26-2015 |
20150085979 | IMAGE DISTORTION CORRECTION AND ROBUST PHANTOM DETECTION - The invention relates to Method for detecting a phantom, comprising the steps of: arranging a phantom ( | 03-26-2015 |
20150085980 | RADIOLOGICAL IMAGE-CAPTURING DEVICE, RADIOLOGICAL IMAGE-CAPTURING SYSTEM, RADIOLOGICAL IMAGE-CAPTURING METHOD, AND PROGRAM - A radiological image-capturing device includes: a first read control section that executes a first read mode in which electric signals stored in a plurality of pixels are read out simultaneously in units of a plurality of rows; and an emission-start determining section that determines that the emission of radiation from a radiation source onto an image-capturing panel has started when the values of the electric signals read by the first read control section have become greater than an arbitrarily settable threshold. If it is determined by the emission-start determining section that the emission of the radiation has started, the first read control section terminates the reading of the electric signals, and thereby brings the image-capturing panel into an exposure state. | 03-26-2015 |
20150092917 | X-RAY BEAM SHAPER - An imaging system ( | 04-02-2015 |
20150092918 | X-RAY DETECTOR AND X-RAY PHOTOGRAPHING APPARATUS INCLUDING THE SAME - An X-ray detector and an X-ray imaging apparatus including the X-ray detector are provided. The X-ray detector includes a detector element including a cathode electrode and an anode electrode which are spaced apart from each other and a photoconductive layer located between the cathode electrode and the anode electrode and configured to absorb X-rays and generate electric charges, a first temperature controller configured to contact a first surface of the detector element and is configured to control a temperature of the cathode electrode, and a second temperature controller configured to contact a second surface of the detector element opposite to the first surface of the detector element and configured to control a temperature of the anode electrode. | 04-02-2015 |
20150092919 | X-RAY IMAGE APPARATUS AND CONTROL METHOD FOR THE SAME - Disclosed herein are an X-ray image apparatus and a control method for the same. The X-ray image apparatus includes an X-ray generator configured to sequentially irradiate an object with a plurality of X-rays of mutually different energy bands, an X-ray detector configured to acquire a plurality of pieces of X-ray data corresponding to the plurality of mutually different energy bands by detecting X-rays transmitted through the object, an image processor configured to convert the acquired plurality of pieces of X-ray data into a plurality of X-ray images and separate blood vessel X-ray images of the object from the plurality of X-ray images, and a controller configured to control operations of the X-ray generator so that the sequentially irradiated plurality of X-rays of the mutually different energy bands are repeatedly irradiated for fixed cycles. The X-ray generator may be configured to sequentially irradiate the object with the plurality of X-rays for a first time interval in the fixed cycles, and the first time interval may be different from a second time interval that is a time interval between a time point at which a final X-ray of a single cycle among the fixed cycles is irradiated and a time point at which a first X-ray of the following cycle among the fixed cycles is irradiated. | 04-02-2015 |
20150098548 | BLANKING OF ELECTRON BEAM DURING DYNAMIC FOCAL SPOT JUMPING IN CIRCUMFERENTIAL DIRECTION OF A ROTATING ANODE DISK OF AN X-RAY TUBE - An apparatus ( | 04-09-2015 |
20150098549 | Radiography Imaging System - Apparatus for radiography is disclosed, which includes a scintillator having a first surface for being exposed to radiation and a second surface for emitting visible light in response, and an associated imaging system. The imaging system includes a plurality of scanning mirrors, each associated with a respective sub-region of the scintillator second surface, each scanning mirror being mounted and controlled so as to re-direct light from along a predetermined scan path within the respective sub-region towards a respective optical channel. A photodetector is associated with each scanning mirror and optical channel for receiving the re-directed light and generating an electrical signal representing light intensity. A processor receives the electrical signal from each photodetector and the corresponding position of each mirror to generate therefrom a reconstructed two-dimensional image. | 04-09-2015 |
20150098550 | X-RAY IMAGING APPARATUS AND CONTROL METHOD FOR THE SAME - An X-ray imaging apparatus includes an X-ray source configured to radiate X-rays to a region of a subject, an X-ray detector configured to acquire a plurality of frame images related to the region of the subject by detecting the radiated X-rays, a filter configured to filter the X-rays radiated from the X-ray source, an image processor configured to set a region of interest within the region of the subject based on the plurality of frame images, and a controller configured to control the filter so that X-rays of a lower dose than a dose of X-rays made incident on the region of interest are made incident on a region of non-interest within the region of the subject, and control the X-ray detector so that a gain of the X-ray detector in the region of non-interest is greater than that in the region of interest. | 04-09-2015 |
20150103975 | X-RAY IMAGE SENSOR AND X-RAY IMAGE SENSOR SYSTEM USING THE SAME - An x-ray image sensor and an x-ray image sensor system using the same is disclosed. The x-ray image sensor has a back-light unit emitting actinic and non-actinic lights. There is an x-ray-photoconductor-assisted liquid crystal light valve including an x-ray photoconductive unit to absorb x-rays passing through an object to be imaged and create a charge image corresponding to an image of the x-rays and a liquid crystal cell unit to convert the charge image into at least one optical image illuminated by the non-actinic light. The optical image is detected by an optical imager. The optical imager is coupled to a processor converting data of the optical image into picture archiving and communication system (PACS)-compatible format for further storages, distributions, and displays. | 04-16-2015 |
20150103976 | X-RAY IMAGING APPARATUS AND CONTROL METHOD FOR THE SAME - An X-ray imaging apparatus and control method for the X-ray imaging apparatus are provided. The X-ray imaging apparatus includes an X-ray source configured to generate and emit X-rays having a preset broadband, an X-ray detector including a plurality of raw pixels configured to detect an average of ten photons or less in response to the X-rays which are emitted and convert the detected photons into an electrical signal, and an image processor configured to produce a plurality of single-energy images corresponding respectively to a plurality of preset energy bands by separating the plurality of raw pixels for each of the plurality of preset energy bands based on the electrical signal, and to produce a multi-energy image using the single-energy images. | 04-16-2015 |
20150103977 | METHOD OF PRODUCING THIN FILM TRANSISTOR, THIN FILM TRANSISTOR, DISPLAY DEVICE, IMAGE SENSOR, AND X-RAY SENSOR - A method of producing a thin film transistor includes: forming a gate electrode; forming a gate insulating film that contacts the gate electrode; forming, by a liquid phase method, an oxide semiconductor layer arranged facing the gate electrode with the gate insulating film provided therebetween, the oxide semiconductor layer including a first region and a second region, the first region being represented by In | 04-16-2015 |
20150110245 | METHOD AND APPARATUS FOR OBTAINING X-RAY IMAGE OF REGION OF INTEREST OF OBJECT - A method of obtaining an X-ray image, the method including: obtaining a first image of an object; receiving a determination whether the first image includes an entirety of a region of interest (ROI); and obtaining a second image of the object, the second image including a portion of the ROI which is absent in the first image. | 04-23-2015 |
20150110246 | IMAGE PROCESSING APPARATUS, IMAGE PROCESSING METHOD THEREOF, AND IMAGE PROCESSING SYSTEM THEREOF - The image processing apparatus includes a receiver for receiving a first image acquired by photographing scattered radiation of X-rays existing in a closed space and a second image acquired by photographing the closed space; and an image processor for generating a third image by combining the first image and the second image. | 04-23-2015 |
20150110247 | SURROGATE PHANTOM FOR DIFFERENTIAL PHASE CONTRAST IMAGING - A phantom material may be irradiated with varying energy x-rays to determine its phase shift properties. A determination of the difference between those phase shift properties and the phase shift properties of another material of interest can be represented and stored in terms of a polynomial function. The stored function can then be used in combination with a surrogate phantom shaped in the form of another object to obtain the phase shift properties of that other object as if it were made from the material of interest. | 04-23-2015 |
20150110248 | RADIATION DETECTION AND METHOD FOR NON-DESTRUCTIVE MODIFICATION OF SIGNALS - A radiation detector, comprising: a scintillator layer; an array of active pixel sensors (APS); at least one internal temperature sensor coupled to at least one pixel; at least two feedback circuits embedded into each pixel; processing electronics configured to allow sampling of said electrical signals by the at least two feedback circuits, and configured to allow corrections corresponding to the measured temperature such that a clean image is produced; and an internal memory unit coupled to the array of APS, and configured to allow storage of correction parameters and of at least two images corresponding to the array of pixels, wherein the radiation detector is configured to acquire at least two images, corresponding to the at least two feedback circuits, and wherein the radiation detector outputs a single, merged image. | 04-23-2015 |
20150117603 | DETECTOR ASSEMBLY FOR RECORDING X-RAY IMAGES OF AN OBJECT TO BE IMAGED - The invention relates to a detector assembly for recording x-ray images of an object to be imaged, said object being located on a support plate of a table, wherein the table has at least one adjustable support foot for moving the support plate, comprising: a detector for detecting x-radiation and a positioning device for moving the detector relative to the object, wherein the detector can be moved into a plurality of recording positions that are spatially fixed with respect to the object and the positioning device can be fastened to the support foot in such a way that the positioning device is moved together with the support plate and the positioning device has at least one articulated arm, which can be moved with respect to at least one axis of rotation and/or one linear axis. | 04-30-2015 |
20150117604 | BALANCING IN AN X-RAY TUBE - The present invention relates to an X-ray tube with an active balancing arrangement, hi order to provide improved balancing for a minimized imbalance during operation, an X-ray tube ( | 04-30-2015 |
20150117605 | IMAGE PROCESSOR, TREATMENT SYSTEM, AND IMAGE PROCESSING METHOD - According to some embodiments, an image processor includes a perspective image generator, a perspective image acquirer, a corresponding point acquirer, a first calculator and a display image generator. The first calculator updates the position of the one or more first corresponding point on the first perspective image, based on a difference in position between the first and second perspective images. The display image generator generates a first display image including the first and second perspective images, the one or more first corresponding points updated on the first perspective image, and the one or more second corresponding points on the second perspective image. The perspective image generator changes the first direction into a third direction based on the difference in position between the first and second perspective images, and generates an updated one, viewed in the third direction, of the first perspective image. | 04-30-2015 |
20150117606 | X-RAY IMAGING APPARATUS AND METHOD OF CONTROLLING THE SAME - An X-ray imaging apparatus is provided. The X-ray imaging apparatus includes an X-ray generator configured to radiate X-rays onto an object having a region of interest (ROI) and a non-ROI, a filter configured to adjust an X-ray dose of the X-rays incident on the ROI and the non-ROI, an X-ray detector configured to detect the X-rays transmitted through the object and convert the X-rays into X-ray data, and an image processing unit configured to obtain a frame image using the X-ray data, register the obtained frame image to a previous frame image, synthesize the frame image and the previous frame image, and generate a reconstructed frame image. | 04-30-2015 |
20150117607 | RADIOGRAPHIC IMAGE CAPTURING SYSTEM AND CONSOLE - A console includes a display section. The console performs a focus display of the icon corresponding to the imaging order information regarding a currently-performed imaging, and when the imaging ends, moves the focus display of the icon to the icon of a next imaging. The console performs a focus display of the thumbnail image, and after a confirming process or when a predetermined time has passed, moves the focus display of the thumbnail image to a position at which the thumbnail image of the next imaging to be displayed on the display section. The console includes a first transition mode in which focus display transitions of the icon and thumbnail image are performed concurrently, and a second transition mode in which each of them is independently from each other. The transition mode of the focus display is capable of being switched between the first and second transition modes. | 04-30-2015 |
20150117608 | Alignment System - A method includes a obtaining an image of a center of a pelvis of a patient captured by an imaging device and analyzing the image of the pelvis center to determine whether or not the pelvis center is aligned with the imaging device using a computing device. When the pelvis center is not aligned with the imaging device, the method includes determining one or more alignment instructions for aligning the pelvis center with the imaging device by the computing device and transmitting the analyzed image of the pelvis center and the one or more pelvis alignment instructions to a user device in communication with the computing device. the user device executes a graphical user interface for displaying the analyzed image and one or more pelvis alignment instructions. | 04-30-2015 |
20150117609 | X-RAY IMAGING APPARATUS - According to one embodiment, a column supports the X-ray tube. A column includes a first sub column, a second sub column, a third sub column, a first connector, and a second connector. The first connector connects the second sub column to the first sub column and includes a first rotation axis parallel to a short axis of the tabletop. The second connector connects the third sub column to the second sub column and includes a second rotation axis perpendicular to the first rotation axis and a central axis of the second sub column. The third sub column supports the X-ray tube. | 04-30-2015 |
20150124929 | X-RAY ANTI-SCATTER GRID - An X-ray anti-scatter grid having thinner X-ray opaque layers, smaller X-ray opaque diameters, greater aspect ratio, lower weight and improved image resolution is disclosed. A method of forming the X-ray anti-scatter grid is disclosed that includes a set of hollow X-ray transparent glass capillary tubes that are fused together, with an X-ray opaque layer thick enough to block X-rays at a specified energy inside the capillary tubes. The capillary tubes provide the high aspect ratio and light weight, while the X-ray opaque layer is provided by a deposition process that has features similar to atomic layer deposition (ALD). The high aspect ratio and thin layers improves resolution and decreases image artifacts, and large area X-ray anti-scatter grids are provided by aligning the axis of the an X-ray opaque layers to the X-ray source. | 05-07-2015 |
20150124930 | TIME-RESOLVED PRE-TREATMENT PORTAL DOSIMETRY SYSTEMS, DEVICES, AND METHODS - Systems, devices, and methods for pre-treatment verification of radiation dose delivery in arc-based radiation therapy devices using a time-dependent gamma evaluation method. | 05-07-2015 |
20150124931 | CATHODE FILAMENT ASSEMBLY - The present invention relates to a cathode for an X-ray tube, an X-ray tube, a system for X-ray imaging, and a method for an assembly of a cathode for an X-ray tube. In order to provide a cathode with an improved and facilitated assembly, a cathode ( | 05-07-2015 |
20150131780 | X-RAY POSITIONING APPARATUS, X-RAY POSITIONING METHOD, AND ATTENTIONAL IMAGE PHOTOGRAPHING METHOD - An X-ray positioning apparatus according to the present invention is provided with an X-ray video device that generates second X-ray image data in which a respiratory signal of a patient and first X-ray image data are related to each other, a positioning computer that generates patient platform control data for controlling a patient platform, and a photographing trigger generation apparatus that outputs a photographing trigger signal to an X-ray tube; the X-ray positioning apparatus is characterized in that the photographing trigger generation apparatus generates the photographing trigger signal, in accordance with a first frame rate and a second frame rate that is higher than the first frame rate, and in that the positioning computer generates the patient platform control data, based on a reference image and one X-ray image selected from consecutively photographed images that are photographed at the second frame rate. | 05-14-2015 |
20150131781 | MOVABLE DIAPHRAGM UNIT, X-ray GENERATING APPARATUS AND X-RAY IMAGING SYSTEM - A movable diaphragm unit is configured such that, when a restricting blade is moved away from a normal line extending from a center of a focal spot of X-ray to a first virtual plane including a detector plane, a moving distance of a crossing line of a second virtual plane including an end surface of the restricting blade and a third virtual plane including the focal spot with respect to a center of the focal spot becomes shorter than a moving distance with respect to the normal line of the end surface. | 05-14-2015 |
20150131782 | MEDICAL IMAGING SYSTEM AND WORKSTATION AND X-RAY DETECTOR THEREOF - A workstation includes a receiver configured to receive identification information of an X-ray detector from the X-ray detector; a controller configured to set assign indicator information of the X-ray detector, based on the received identification information of the X-ray detector; an output unit configured to display the set assign indicator information of the X-ray detector; and a transmitter configured to transmit the set assign indicator information of the X-ray detector to the X-ray detector. The X-ray detector includes a transmitter configured to transmit the identification information of the X-ray detector to the workstation; a receiver configured to receive the assign indicator information from the workstation after the transmitter transmits the identification information of the X-ray detector to the workstation; and an output unit configured to display an assign indicator based on the received assign indicator information. | 05-14-2015 |
20150139388 | HEARTBEAT SYNCHRONIZED CARDIAC IMAGING - This disclosure presents systems and methods that synchronize an x-ray imaging system with the heartbeat of a patient. A patient's heartbeat is sensed with a cardiac monitoring unit, and a processing unit generates x-ray pulses that are synchronized with the patient's heartbeat. Based on the real-time heartbeat information, an x-ray imaging device can be operated to obtain x-ray images at various states of the cardiac cycle. The x-ray images taken over several cardiac cycles can be combined based on the relative state of the cardiac cycle in which the images were obtained to achieve high temporal resolution of a cardiac cycle. Additionally, x-ray images obtained at common relative states of the cardiac cycle can be combined to provide higher quality cardiac image or images. | 05-21-2015 |
20150139389 | Fluoroscopy system - A mobile digital fluoroscopy system comprises either a G-arm ( | 05-21-2015 |
20150139390 | DIGITAL X-RAY SENSOR - A digital X-ray sensor having a detection layer, and a collection layer formed by pixels in the form of a CMOS ASIC, wherein the sensor is provided with a “photon-counting” function and is suitable for radiological applications, so that the best arrangement is obtained between the image quality and the radiation dose absorbed by a subject. | 05-21-2015 |
20150139391 | VOLTAGE MULTIPLIER - A voltage multiplier | 05-21-2015 |
20150139392 | X-RAY DETECTOR PIXEL LAYOUT - The present invention relates to an X-ray detector and the pixel layout. In order to provide a facilitated way of avoiding artifacts in images provided by X-ray detectors, an X-ray detector ( | 05-21-2015 |
20150139393 | X-RAY DIAGNOSTIC APPARATUS AND DOSE DISTRIBUTION GENERATION METHOD - An X-ray diagnostic apparatus includes a first support mechanism supporting a first X-ray tube which irradiates an object with first X-rays along a first direction, a second support mechanism supporting a second X-ray tube which irradiates the object with second X-rays along a second direction different from the first direction, a dose distribution generation unit generates a first and second dose distribution corresponding to the first and second X-rays respectively, a specifying unit specifying position states of the first and second support mechanism and operation states of the first and second X-ray tube, a display unit simultaneously displaying, with at least two different viewpoints in accordance with the position states and the operation states, a model on which the first and second dose distribution are superimposed. | 05-21-2015 |
20150139394 | X-RAY IMAGING APPARATUS AND METHOD OF CONTROLLING THE SAME - An X-ray imaging apparatus includes an X-ray source configured to radiate X-rays onto an object region, an X-ray detector configured to detect the radiated X-rays and obtain image frames of the object region based on the detected X-rays, and a filter configured to filter X-rays radiated from the X-ray source such that the X-rays incident on a region of interest (ROI) of the object region have a lower dose than a dose of X-rays incident on a non-ROI of the object region. | 05-21-2015 |
20150139395 | X-RAY IMAGING APPARATUS AND METHOD OF CONTROLLING THE SAME - An X-ray imaging apparatus and method are provided. The X-ray imaging apparatus according to an aspect includes an X-ray source configured to radiate X-rays onto a subject region, an X-ray detector configured to detect the radiated X-rays and obtain a plurality of frame images of the subject region, and an ROI filter located between the X-ray source and the X-ray detector, configured to move toward the X-ray source and the X-ray detector, and configured to filter the X-rays radiated from the X-ray source. | 05-21-2015 |
20150139396 | ANGIOGRAPHIC EXAMINATION METHOD TO IMPLEMENT A ROTATIONAL ANGIOGRAPHY - In an angiographic examination method to implement rotational angiographies, two x-ray projections of the examination subject are acquired from different acquisition angles, the x-ray projections are segmented to generate the outer contours of the examination subject in both x-ray projections, the outer contours of the examination subject are discretized in both x-ray projections, the coordinates of the focal points of the examination subject are calculated from these discrete points in both x-ray projections, the deviations of the coordinates of the focal points of the examination subject are determined, the deviations of the coordinates are evaluated, and the results of the evaluation are emitted as an output.\ | 05-21-2015 |
20150139397 | IMAGING SYSTEM AND METHODS OF MANUFACTURING AND USING THE SAME - Some embodiments include an imaging system. The image sensor array includes multiple image sensor sheets configured in an array grid. Each image sensor sheet of the multiple image sensor sheets can include a flexible substrate layer, and the flexible substrate layer can include a first flexible substrate side and a second flexible substrate side opposite the first flexible substrate side. Meanwhile, each image sensor sheet of the multiple sensor sheets can include multiple image sensors over the first flexible substrate side, the multiple image sensors can include multiple flat panel image detectors configured in a sheet grid, and the image sensor array can include an approximately constant pixel pitch. Other embodiments of related systems and methods are also disclosed. | 05-21-2015 |
20150139398 | RADIATION IMAGE DETECTING DEVICE, RADIATION IMAGING SYSTEM AND OPERATION METHOD THEREOF - In capturing an image of a grid by an image detector, a measurement pixel that is not in the position of a specific point having a maximum or minimum value of an output signal is referred to as a first measurement pixel, and a measurement pixel that is in the position of the specific point is referred to as a second measurement pixel. The disposition of the first and second measurement pixels are determined so as to satisfy the following condition: fG/fN≠odd number, wherein fG is a grid frequency and fN is a Nyquist frequency of pixels; and in shifting the grid C times by one pixel, the number of the first measurement pixels is larger than that of the second measurement pixels at any time in the range of a cycle C of a repetition pattern appearing in the image. | 05-21-2015 |
20150139399 | RADIOGRAPHIC IMAGING DEVICE, RADIOGRAPHIC IMAGING SYSTEM, COMPUTER-READABLE MEDIUM STORING RADIOGRAPHIC IMAGING PROGRAM, AND RADIOGRAPHIC IMAGING METHOD - The present invention provides a radiographic imaging device including: a detecting section that detects a dose of radiation that has been irradiated when imaging a radiographic image corresponding to irradiated radiation; and a determining section that determines whether the radiographic image is a valid image on the basis of the dose of radiation that has been detected by the detecting section. | 05-21-2015 |
20150146849 | RADIOGRAPHIC IMAGING APPARATUS AND METHOD OF CONTROLLING THE SAME - Provided are a radiographic imaging apparatus and a method of controlling the same. The radiographic imaging apparatus includes a radiographic source configured to emit radiographic rays in a discontinuous eigen energy spectrum, a radiographic detector configured to receive the radiographic rays, convert the received radiographic rays into electrical signals, and count the number of photons having energy that exceeds a threshold energy, and a controller configured to adjust the threshold energy by comparing an energy spectrum of the detected radiographic rays with the eigen energy spectrum of the emitted radiographic rays from the radiographic source. | 05-28-2015 |
20150146850 | MANAGEMENT SYSTEM FOR X-RAY DETECTOR AND X-RAY DIAGNOSIS APPARATUS - The management system of the X-ray detectors according to the embodiments detects X-rays irradiated from the X-ray generator when X-ray imaging is carried out, and includes an inspection unit and a validity period setting unit. The inspection unit inspects at least one of performance, function, and operation of an actual operation state of the X-ray detector. The validity period setting unit sets a validity period which is a criterion for determining whether the inspection results inspected are valid or not. The system is configured that the X-ray imaging is not performed on a subject when the inspection results are determined to be invalid based on the validity period. | 05-28-2015 |
20150146851 | BONE DENSITOMETER - A method includes moving a radiation source and a radiation detector along a scan path substantially transverse to a longitudinal axis of a patient. A beam of radiation is emitted from the radiation source. The beam of radiation is detected at the radiation detector. The detected beam is processed so as to form a first image of a first area of the patient along the scan path. | 05-28-2015 |
20150146852 | X-RAY DETECTOR, X-RAY IMAGING APPARATUS HAVING THE SAME, AND METHOD OF CONTROLLING THE SAME - An X-ray detector capable of independently controlling a read-out rate for each region, an X-ray imaging apparatus having the same, and a method of controlling the same are provided. The X-ray detector includes a plurality of pixels which are two-dimensionally arranged and configured to output an electrical signal corresponding to incident X-rays, a plurality of gate lines configured to connect the plurality of pixels in a row direction, a plurality of data lines configured to connect the plurality of pixels in a column direction, a read-out circuit configured to read out the electrical signal generated by the plurality of pixels through the plurality of data lines, and a switcher configured to independently turn connections between the respective data lines in the plurality of data lines and the read-out circuit on and off. | 05-28-2015 |
20150146853 | RADIATION IMAGING DEVICE WITH IRREGULAR RECTANGULAR SHAPE AND EXTRAORAL DENTAL IMAGING SYSTEM THEREFROM - A radiation imaging device includes plural individual detectors defining an irregular rectangular active area responsive to x-rays and with different widths along a length of the active area. The individual detectors may be of different rectangular shapes and mounted on a motherboard. The motherboard may be formed of a first module mounting a first of two individual detectors and a second module detachable connected to the first module and mounting a second of two individual detectors. | 05-28-2015 |
20150146854 | Dynamically Scanned X-Ray Detector Panel - An x-ray imaging system for imaging a subject includes an x-ray source configured to project an x-ray radiation toward a portion of the subject and a panel detector positioned opposite the x-ray source relative to the subject and configured to receive x-ray radiation passing through the subject. The panel detector includes a scintillation layer converting x-ray radiation to light rays of a selected spectrum and a plurality of microelectromechanical scanners. Each microelectromechanical scanner includes a photodetector mounted on a corresponding movable platform and configured to detect light in the selected light spectrum. The panel detector includes a scanning control module configured to move each platform in a selected scan pattern. | 05-28-2015 |
20150289828 | PATIENT TABLE WITH INTEGRATED X-RAY VOLUMETRIC IMAGER - Methods and apparatus for integrating a table with at least one X-ray source for medical imaging of patients. The apparatus comprises a table on which a patient may be placed, at least one X-ray source configured to generate X-rays at a plurality of X-ray source locations along a linear direction, wherein the at least one X-ray source is arranged to generate the X-rays such that at least some of the X-rays pass through a portion of the table in addition to passing through a portion of a patient placed on the table, and at least one detector array comprising a plurality of detector elements and arranged to detect the at least some of the X-rays passed through the portion of the patient placed on the table, wherein the at least one detector array comprises detector elements arranged in a two-dimensional configuration. Iterative reconstruction techniques may be used to reconstruct an image from X-ray data detected using the at least one detector. | 10-15-2015 |
20150293238 | RADIATION IMAGING APPARATUS AND CONTROL METHOD OF THE SAME - A radiation imaging apparatus comprising a plurality of sensors arrayed to form a plurality of rows and a plurality of columns on a substrate and a driving unit configured to drive the plurality of sensors row by row, wherein the driving unit performs a first operation of driving the plurality of sensors while selecting the plurality of rows in a first order, and a second operation of driving the plurality of sensors while selecting the plurality of rows in a second order different from the first order after the first operation, such that a time difference is produced between a sensor in each row and a sensor in a neighboring row from the selection in the first order to the selection in the second order. | 10-15-2015 |
20150297159 | X-ray Reduction System - A multiple frame x-ray imaging system is disclosed with capability of differential x-ray exposure of different input areas of an image intensifier or other x-ray detector. Collimators are provided to control the amount of radiation in various regions of the image and image processing is provided to provide the display of images of different qualities. | 10-22-2015 |
20150303022 | TARGET AND X-RAY GENERATING TUBE INCLUDING THE SAME, X-RAY GENERATING APPARATUS, X-RAY IMAGING SYSTEM - The target includes a target layer configured to be irradiated with an electron to generate an X-ray and a support substrate configured to support the target layer. The support substrate includes a polycrystalline diamond and includes multiple structure planes having different area densities of plane orientations from one another. The target layer is supported by the support substrate at a structure plane with a smaller area density of the {101} plane than the area density of the {100} plane and the area density of the {111} plane. | 10-22-2015 |
20150305703 | METHOD AND DEVICE FOR CONTROLLING ROTATION ANGLE OF C-ARM OF MEDICAL IMAGING APPARATUS - A method and device for controlling a medical imaging apparatus are disclosed herein. The device for controlling a medical imaging apparatus includes a processor. The processor controls a medical imaging apparatus to take a plurality of images including a region of interest of a subject, while a C-arm of the medical imaging apparatus rotates from a first rotation angle to a second rotation angle. The processor detects the rotation angle of the C-arm of the medical imaging apparatus corresponding to each of the taken images. The processor stores the detected rotation angle in a database, along with the taken image. The processor extracts a rotation angle, stored along with an image selected as an optimal image from the taken images, as an optimal rotation angle. | 10-29-2015 |
20150305704 | SYSTEM AND APPARATUS OF DIGITAL MEDICAL IMAGE FOR X-RAY SYSTEM - Digital radiography system and device for an X-ray system are provided. The digital radiography system includes: an X-ray detector that receives X-rays radiated from a generator of an X-ray system and that forms an X-ray image; a camera that captures an image of one side surface of a controller outputting a ready signal and a shot signal to control operation of the generator; and a monitoring device that analyzes image information transmitted from the camera to recognize a control signal output from the controller to the generator and that provides information on the control signal to the X-ray detector. By acquiring a control signal of the generator using an external image of the controller using the camera, it is not necessary to connect a cable for allowing the monitoring device and the X-ray detector to directly receive the control signal from the controller and thus to improve convenience of installation. | 10-29-2015 |
20150309188 | DETECTOR UNIT WITH PULSE SHAPER - The invention relates to a detector unit ( | 10-29-2015 |
20150311026 | TRANSMISSION TYPE TARGET, RADIATION GENERATING TUBE HAVING THE TRANSMISSION TYPE TARGET, RADIATION GENERATOR HAVING THE RADIATION GENERATING TUBE, AND RADIATION IMAGING APPARATUS HAVING THE RADIATION GENERATOR - The present invention relates to a transmission type target having a diamond base material as the transmissive base material. The transmission type target can inhibit the composition from varying with the drive history of the transmission type target and can inhibit the output of radiation from varying over a long time. The transmission type target includes a target layer containing a metal carbide constituted of at least one metal selected from the group consisting of molybdenum, tantalum, and tungsten and carbon; and a diamond base material supporting the target layer. | 10-29-2015 |
20150313558 | X-Ray Reduction System - An x-ray system including an x-ray source, a detector having an input area, a monitor configured to display detected images, means for determining a location of a Region of Interest (ROI) of a patient on the displayed image; and a collimator having means for projecting the region of interest (ROI) on a selected fraction of the input area exposed by the x-ray source, the collimator movable in a plane parallel to the detector input area, the collimator includes a plurality of holes having different sizes, each one of the holes configured for projecting the selected fraction of the exposed area for a different zoom of the detector. | 11-05-2015 |
20150313560 | RADIATION GENERATION APPARATUS AND RADIOGRAPHIC IMAGING SYSTEM - A radiographic imaging system and a radiation generation apparatus are provided where components are detachable according to a transportation form. The radiation generation apparatus and the radiographic imaging system include a radiation generation unit configured to generate radiation, an arm configured to support the radiation generation unit, a support pillar configured to support the arm, and a storage unit configured to store a radiation detector configured to detect the radiation. The storage unit is detachable from the support pillar. | 11-05-2015 |
20150313570 | OPERATION SWITCH FOR USE ON X-RAY SYSTEM, AND X-RAY SYSTEM INCLUDING SAME - The present invention relates to an operation switch for use on an X-ray system and to an X-ray system including same. The operation switch, which includes a button part for operating a generator for driving an X-ray tube, includes: a switch body part; a link part which is formed so as to extend integrally with the button part and which is slid along the outer side surface of the switch body part when the button part is under a pressing operation; a switching means for being switched when the link part slides; and a transmission means for generating and transmitting a signal based on the switching operation of the switching means. A controller controls an X-ray receiving cassette to be ON when the signal is received. Accordingly, the convenience of X-ray imaging can be improved when using the X-ray system. | 11-05-2015 |
20150314140 | TIME-RESOLVED PRE-TREATMENT PORTAL DOSIMETRY SYSTEMS, DEVICES, AND METHODS - Systems, devices, and methods for pre-treatment verification of radiation dose delivery in arc-based radiation therapy devices using a time-dependent gamma evaluation method. | 11-05-2015 |
20150316661 | RADIATION IMAGING APPARATUS AND RADIATION IMAGING SYSTEM - A radiation imaging apparatus has a plurality of pixels including a plurality of imaging pixels for obtaining a radiation image and a detecting pixel for detecting radiation, a plurality of column signal lines, and a detection signal line corresponding to the detecting pixel. Each of the imaging pixels includes a first conversion element configured to convert radiation into an electrical signal, and a first switch arranged between the first conversion element and a corresponding column signal line among the plurality of column signal lines. The detecting pixel includes a second conversion element configured to convert radiation into an electrical signal, and a second switch arranged between the second conversion element and the detection signal line. | 11-05-2015 |
20150316664 | RADIATION IMAGING APPARATUS AND RADIATION IMAGING SYSTEM - A pixel includes a conversion element detecting radiation, and a switch between the element and a signal line. A readout unit reads out a signal on the signal line. The readout unit includes a reset unit that resets a potential of the signal line. A period during which the readout unit reads out a signal on the signal line includes a first period during which the signal line is reset, and a signal on the signal line in a state that the switch is not turned on is read out, and a second period during which the signal line is reset, and a signal on the signal line due to the switch being turned on is read out. The processing unit calculates a difference between the signals read out in the second and first periods. | 11-05-2015 |
20150319382 | RADIATION IMAGING APPARATUS AND RADIATION IMAGING SYSTEM - A radiation imaging apparatus includes a plurality of conversion elements configured to convert radiation into an electric signal to obtain a radiation image, a sensor for monitoring radiation, a processing unit configured to process signals output from output electrodes of the plurality of conversion elements and an output electrode of the sensor, and a shield. The signal output from the output electrode of the sensor is supplied to the processing unit via a signal line. The shield is arranged such that capacitive coupling between the output electrodes of the plurality of conversion elements and the signal line is reduced. | 11-05-2015 |
20150319831 | X-RAY APPARATUS - An x-ray apparatus is configured with a C-arm frame. At one end of the C-arm frame an x-ray source is arranged and at the other end of which a detector for recording radiation emitted by the x-ray source is arranged. A voltage generator is provided for supplying a voltage to the x-ray source. At least one component of the voltage generator and the x-ray source are arranged separately from one another. The at least one component of the voltage generator is positioned at the same end of the C-arm frame at which the detector is arranged, as a result of which a weight equalization can be implemented in a simpler manner. | 11-05-2015 |
20150320378 | X-RAY DIAGNOSIS APPARATUS - According to one embodiment, an X-ray diagnosis apparatus includes a couch where a subject is placed, a projector, a display controller, and a system controller. The projector includes an X-ray tube having a cathode and an anode that receives electrons from the cathode and irradiates X-rays to the subject, and a first detector configured to detect X-rays that have passed through the subject and are incident on the detection surface. The display controller displays a first image generated based on first detection data from the projector on a display. Having received an enlargement instruction to display an enlarged image of part of the subject illustrated in the first image, the system controller controls the display controller to display a second image generated based on second detection data obtained by detecting X-rays incident on the partial detection surface corresponding to the anode side in the detection surface as the enlarged image. | 11-12-2015 |
20150327821 | AUTOMATIC COLLIMATOR ADJUSTMENT DEVICE WITH DEPTH CAMERA AND METHOD FOR MEDICAL TREATMENT EQUIPMENT - An automatic collimator adjustment device and method for medical treatment equipment are disclosed. The medical treatment equipment includes an automatic collimator adjustment device, which includes a processor unit, a depth camera, and a collimator control device. The processor unit receives an instant image pixel depth signal acquired by the depth camera to compare with a predetermined image pixel depth signal of a predetermined human body portion of a target human body in order to generate at least one collimator adjustment signal to the collimator control device, so that the collimator control device controls the collimator to adjust the X-ray beam to align with the predetermined human body portion of the target human body. | 11-19-2015 |
20150327824 | METHOD, APPARATUS AND X-RAY RECORDING SYSTEM FOR VISUALIZATION OF AN X-RAY REGION - A visualization of an X-ray region during the production of an X-ray recording of an object is produced. In order to reduce radiation exposure for a physician and/or the patient during X-ray recordings, a proposal is made to record a video image of a region, which is captured by a beam from the X-ray source, of the object, to display the video image and to represent at least a portion of the beam in the displayed video image. | 11-19-2015 |
20150327832 | AUTOMATIC SELECTED HUMAN PORTION IDENTIFICATION AND ADJUSTMENT DEVICE FOR MEDICAL TREATMENT EQUIPMENT - An automatic selected human portion identification and adjustment device for medical treatment equipment is disclosed, in which an automatic selected human portion identification and adjustment device is included in the medical treatment equipment. The automatic selected human portion identification and adjustment device includes a depth camera, an image characteristic identification unit, and an X-ray detector position adjustment mechanism. The image characteristic identification unit performs image characteristic comparison between an instant image pixel depth signal with a predetermined image pixel depth signal for identification and generates, in response thereto, an X-ray detector position adjustment signal. Then, the X-ray detector position adjustment mechanism drives the X-ray detector to move in order to adjust the X-ray detector to correspond to the predetermined human body portion of a target human body. | 11-19-2015 |
20150330915 | NONDESTRUCTIVE INLINE X-RAY METROLOGY WITH MODEL-BASED LIBRARY METHOD - Described is a method and system for measuring parameters of a structure on a substrate, such as a via or a through-silicon via (TSV) using an imaging X-ray metrology system. A previously-trained Support Vector Machine (SVM) model is used to extract structure parameters from the acquired structure X-ray images. Training of the Support Vector Machine (SVM) model is accomplished by using a library of actual or simulated X-ray images, or a combination of the two image types, paired with structure parameter sets. | 11-19-2015 |
20150335302 | MOBILE FLUOROSCOPIC IMAGING SYSTEM - Disclosed herein is a mobile fluoroscopic imaging system, and methods of use. A table top imaging system can include a support, an x-ray source carried by the support, an x-ray detector carried by the support and positionable at a distance from the source; a primary x-ray propagation axis extending between the source and the detector. The distance between the source and the detector can be adjustable along the axis, and the axis can be angularly adjustable throughout an angular range. | 11-26-2015 |
20150335307 | RADIOGRAPHIC APPARATUS - Disclosed is a radiographic apparatus including a detachable manipulation panel which includes a capturing device to generate X-rays and to irradiate the X-rays to a subject so as to capture the subject, a controller connected to the capturing device to control the capturing device, and a manipulation device mounted to the capturing device to allow an inspector to input commands to control the capturing device, wherein the manipulation device is detachably mounted to the capturing device and, in a state in which the manipulation device is separated from the capturing device, is connected to the controller using a wireless interface to control the capturing device. | 11-26-2015 |
20150340190 | X-RAY SOURCE AND X-RAY IMAGING METHOD - An X-ray imaging method including the following steps is provided. An X-ray source is provided, wherein the X-ray source includes a housing, a cathode, and an anode target. The housing has an end window. The cathode is disposed in the housing, and the anode target is disposed beside the end window. The cathode is caused to provide an electron beam. A portion of the electron beam hits at least a part of areas of the anode target to generate an X-ray and the X-ray is emitted out of the housing through the end window. The X-ray is caused to irradiate an object to generate X-ray image information. An image detector is used to receive the X-ray image information. Besides, an X-ray source is also provided. | 11-26-2015 |
20150342545 | SYSTEM AND METHOD FOR DETERMINING AN ORTHODONTIC DIAGNOSTIC ANALYSIS OF A PATIENT - A system and a method for determining an orthodontic diagnostic analysis of a patient at various dental maturity stages predicts future conditions and/or treatment recommendations. The system and the method locate points in a mouth of a patient using an imaging device wherein the imaging device generates imaging data. The imaging data is transferred to a central processing unit wherein the central processing unit has access to a database having information associated with orthodontic conditions stored therein. The central processing unit obtains measurements associated with selected points and dentition in the mouth of the patient and predicts orthodontic conditions of the patient based upon the measurements and the information in the database. The central processing unit recommends treatments to the patient based upon the predicted orthodontic conditions. | 12-03-2015 |
20150342547 | CEILING SUSPENSION SYSTEM - The present invention relates to acquisition of medical image information of an object. In order to improve operating theatres and allow more effective use of equipment and staff during interventions, a medical X-ray system ( | 12-03-2015 |
20150342550 | X-RAY IMAGING APPARATUS AND X-RAY IMAGING SYSTEM - An X-ray imaging apparatus displays a bone or soft tissue image of an X-ray image, which corresponds to a region selected by a user, thereby reducing a diagnosis time. In addition, an X-ray imaging system transmits a first energy X-ray image and a second energy X-ray image to a central image management system, and a user control apparatus receives the images from the central image management system and displays a bone or soft tissue image corresponding to the selected region, thereby reducing burden imposed on server capacity of the central image management system as well as reducing a diagnosis time. | 12-03-2015 |
20150342557 | X-RAY DIAGNOSTIC APPARATUS AND CONTROL METHOD FOR X-RAY DIGNOSTIC APPARATUS - There is provided an X-ray diagnostic apparatus which comprises a top, a bed, an X-ray tube, an X-ray detector, a supporting arm configured to movably support the X-ray tube generation unit and the X-ray detector, a holder configured to movably hold the supporting arm and control processing circuitry. The control processing circuitry controls the bed, the supporting arm, and the holder to limit movement of the top, the X-ray tube, the X-ray detector, and the supporting arm based on distances between the top, the X-ray tube, the X-ray detector, and the supporting arm, and moving directions of the top, the X-ray tube, the X-ray detector, and the supporting arm. | 12-03-2015 |
20150342558 | X-RAY APPARATUS AND X-RAY DETECTOR - An X-ray apparatus includes a control unit configured to acquire orientation information of an X-ray radiation unit and orientation information of X-ray detectors, select an X-ray detector among the X-ray detectors whose orientation information complements or matches the orientation information of the X-ray radiation unit, and generate a control signal; and a communication unit configured to transmit, to the X-ray detector which has been selected, the control signal generated in the control unit so that the selected X-ray detector becomes paired with the X-ray radiation unit for an X-ray imaging of an object. | 12-03-2015 |
20150346118 | Multi-Linear X-Ray Scanning Systems and Methods for X-Ray Scanning - A scanning transmission x-ray imaging system includes an x-ray source producing x-rays at a focal spot and moving about a source movement axis passing through the focal spot, x-ray detector arrays each detecting x-rays from the x-ray source along a detector dimension, and a collimator between the source and the arrays, fixed to the source, and defining slits to collimate the x-rays into a set of linear x-ray beams. The arrays are spaced from the source such that the linear x-ray beam at each of the arrays has the linear x-ray beam substantially impact within a height and width of a respective one of the arrays. The arrays move correspondingly with the source such that each of the linear x-ray beams remain aligned with a respective one of the arrays. | 12-03-2015 |
20150351711 | X-RAY IMAGING APPARATUS AND CONTROL METHOD THEREOF - An X-ray imaging apparatus and control method thereof precisely designates an imaging region and reduces user fatigue by designating a segmentation imaging region using an image of a target object captured by a camera and automatically controlling an X-ray generator according to the designated segmentation imaging region. The X-ray imaging apparatus includes an X-ray generator to perform X-ray imaging of a target object by generating and irradiating X-rays, an image capturer to capture an image of the target object, an image display to display the image captured by the image capturer, an input part to receive designation of a region for which segmentation imaging is to be performed on the image displayed on the image display, and a controller to control the X-ray generator to perform segmentation imaging with respect to the designated region. | 12-10-2015 |
20150351712 | X-RAY DIAGNOSTIC APPARATUS - According to one embodiment, an X-ray diagnostic apparatus comprises a first imaging system, a second imaging system, a first support member, a second support member, control circuitry, and a reconstruction circuitry. The first projection data corresponds to a first imaging angle range. The second projection data corresponds to a second imaging angle range. A deficiency angle as an angle at which no imaging is performed is provided between the first imaging angle range and the second imaging angle range to make an imaging angle range in the projection data group have discontinuity. | 12-10-2015 |
20150355111 | TRACERS FOR USE IN COMPRESSION MOLDING OF UNIDIRECTIONAL DISCONTINUOUS FIBER COMPOSITE MOLDING COMPOUND - Tracking or tracing of both the global and local movements of unidirectional discontinuous fiber composite (UD-DFC) chips during compression molding of UD-DFC molding compound. The tracking capability is provided by including tracer chips in the UD-DFC molding compound. The tracer chips include a resin matrix and at least one unidirectional carbon tow which is made up of a plurality of carbon filaments. The tracer chip further includes a unidirectional tracer yarn which is made up of a plurality of unidirectional filaments that are detectable by x-ray or other radiation-based scanning technique. | 12-10-2015 |
20150355114 | A SPECTRAL RESPONSE EFFECTS (SRE) COMPENSATION METHOD FOR PHOTON COUNTING DETECTORS (PCDS) - An embodiment in accordance with the present invention provides a new SR compensation (SRC) method, using a more efficient conjugate gradient method. In this method, the first and second derivatives are directly calculated analytically. The proposed SRC uses a sinogram restoration approach, integrates the SRF as a part of a forward imaging model, and compensates for the effect of the SR by maximizing the Poisson log-likelihood of measurements. The algorithm can be evaluated using as a simulated fan-beam x-ray CT scanner. | 12-10-2015 |
20150359494 | METHOD FOR ACCURATELY GENERATING A RADIATION IMAGE OF A REGION OF INTEREST - An offset of an actual positional relationship of a radiation source and an object from a reference positional relationship is determined and taken into account when positioning and/or tilting and/or collimating the radiation source so as to irradiate a region of interest of the object. | 12-17-2015 |
20150359498 | SYSTEM AND METHOD FOR DETERMINING X-RAY EXPOSURE PARAMETERS - In accordance with one aspect of the present system, an X-ray detector of an X-ray imaging system includes a communication module configured to receive a pre-shot image from a detection circuitry and receive one or more pre-shot parameters from a source controller of the X-ray imaging system. The X-ray detector further includes an analysis module configured to determine one or more image characteristics of the pre-shot image. The X-ray detector further includes a determination module configured to calculate one or more main-shot parameters based on the one or more pre-shot parameters and the one or more image characteristics. The determination module is further configured to send the one or more main-shot parameters to the source controller of the X-ray imaging system. | 12-17-2015 |
20150359501 | Systems and Methods of Automated Dose Control in X-ray Imaging - X-ray imaging systems and methods for exposure control in three-dimensional X-ray imaging include acquiring at least one image with an X-ray emitter and an X-ray receiver. At least one physical characteristic of the object to be imaged is determined from the at least one image. At least one exposure parameter value based is determined based upon the at least one physical characteristic of the object to be imaged. The X-ray emitter and X-ray receiver acquire a plurality of projection images about the object to be imaged using at least one exposure parameter value. A three-dimensional X-ray image is reconstructed from the plurality of projection images. | 12-17-2015 |
20150359502 | SYSTEM AND METHOD FOR DETERMINING X-RAY EXPOSURE PARAMETERS - In accordance with one aspect of the present system, a dual energy X-ray imaging system includes a communication module configured to receive a pre-shot image from a detection circuitry and receive one or more pre-shot parameters from a source controller of the dual energy X-ray imaging system. The dual energy X-ray imaging system further includes an analysis module configured to determine one or more image characteristics of the pre-shot image. The dual energy X-ray imaging system further includes a determination module configured to calculate a first and a second set of main-shot parameters based on the one or more pre-shot parameters and the one or more image characteristics of the pre-shot image. The determination module is further configured to send the one or more main-shot parameters to the source controller of the dual energy X-ray imaging system. | 12-17-2015 |
20150362440 | Optimization of the Source Firing Pattern for X-Ray Scanning Systems - The present application discloses a computed tomography system having non-rotating X-ray sources that are programmed to optimize the source firing pattern. In one embodiment, the CT system is a fast cone-beam CT scanner which uses a fixed ring of multiple sources and fixed rings of detectors in an offset geometry. It should be appreciated that the source firing pattern is effectuated by a controller, which implements methods to determine a source firing pattern that are adapted to geometries where the X-ray sources and detector geometry are offset. | 12-17-2015 |
20150362442 | X-Ray Scanners and X-Ray Sources Therefor - The present invention is directed toward an X-ray scanner that has an electron source and an anode. The anode has a target surface with a series of material areas spaced along it in a scanning direction. The material areas are formed from different materials. The electron source is arranged to direct electrons at a series of target areas of the target surface, in a predetermined order, so as to generate X-ray beams having different energy spectra. | 12-17-2015 |
20150362601 | RADIATION IMAGING APPARATUS, RADIATION IMAGING SYSTEM, AND CONTROL METHOD OF RADIATION IMAGING SYSTEM - A radiation imaging apparatus includes a plurality of pixels for acquiring a radiation image and a plurality of sensors for detecting radiation, a processing unit for sampling outputs from sensors constituting an effective sensor group, out of the plurality of sensors, and outputting information for control of irradiation in accordance with the sampled outputs. In a first period after the irradiation to the radiation imaging apparatus starts, the processing unit excludes, from the effective sensor group, a sensor, a value corresponding to an output from which has exceeded a first threshold, out of the plurality of sensors, and in a second period after the first period, the processing unit outputs the information in accordance with outputs from the sensors constituting the effective sensor group. | 12-17-2015 |
20150366528 | X-RAY IMAGING APPARATUS AND CONTROL METHOD FOR THE SAME - An X-ray imaging apparatus includes a back projected image generator configured to generate a back projected image with respect to a projected image of a field of view (FOV), and an image restorer configured to obtain frequency components of the back projected image, generate restored images for frequencies based on the frequency components of the back projected image, and generate a restored image with respect to the back projected image by synthesizing the restored images for the frequencies. | 12-24-2015 |
20150366529 | X-RAY DIAGNOSTIC APPARATUS AND X-RAY DIAGNOSTIC METHOD - According to one embodiment, an X-ray diagnostic apparatus includes an input circuit, an X-ray tube and an X-ray detector, and processing circuitry. The input circuit converts an input operation into an electric signal and output the electric signal. The X-ray tube and the X-ray detector image X-ray images of an object. The processing circuitry detects positions of feature points of devices from the X-ray images; generates corrected images by motion correction of the X-ray images when an electric signal corresponding to an input operation for selecting a predetermined device has been input from the input circuit; and displays the corrected images as the moving image in real time. The motion correction is performed based on positions of a feature point of the selected device. At least a part of the selected device nearly stops when the X-ray images have been displayed, by the motion correction. | 12-24-2015 |
20150373821 | RADIATION GENERATING APPARATUS AND RADIATION IMAGING SYSTEM - A radiation generating apparatus includes a radiation tube including an electrically insulating tubular member, a cathode provided at one of two openings of the tubular member, and an anode provided at the other opening of the tubular member; an electrically insulating outer tube surrounding at least a peripheral side of the radiation tube with a separation interposed therebetween; and a container that contains the radiation tube and the outer tube. A space in the container is filled with an insulating liquid. At least a portion of a gap between the tubular member and the outer tube is wider than at least one of a gap between the cathode and the outer tube and a gap between the anode and the outer tube. | 12-24-2015 |
20150374314 | X-RAY COLLIMATOR SIZE AND POSTION ADJUSTMENT BASED ON PRE-SHOT - An X-ray apparatus for image acquisition and a related method. The apparatus comprises a field-of-view corrector (CS) configured to receive a scout image (SI) acquired by the imager with a tentative collimator setting in a pre-shot imaging phase where said imager operates with a low dosage radiation cone causing the detector to register the scout image. The low dosage cone has, in the detector's image plane, a first cross section smaller than the total area of the detector surface. The field-of-view corrector (CS) uses said scout image to establish field-of-view correction information for a subsequent imaging phase where the imager is to operate with a high dosage radiation cone, the high dosage higher than the low dosage. | 12-31-2015 |
20150374326 | X-RAY DIAGNOSTIC APPARATUS - According to embodiment, an X-ray diagnostic apparatus includes a frame holding an X-ray tube and detector such that an axis connecting a X-ray focus and center of the detector rotates around an isocenter, display displaying a first image, operation circuitry inputting a position of a target region on the image, target position calculation circuitry calculating a position of the region on a second image based on an angle between the axes concerning the first and second images, a first distance from the isocenter to a top plate, and second distance from the target position to the plate, and top plate movement amount calculation circuitry calculating a top plate movement amount to display the region at a same position as the target position on the second image based on the calculated position, target position, angle, and first distance. | 12-31-2015 |
20160007432 | RADIOGRAPHIC IMAGE CAPTURING APPARATUS AND RADIOGRAPHIC IMAGE CAPTURING SYSTEM - A radiographic image capturing apparatus has a radiation source device including a radiation source for outputting radiation, and a detector device including a radiation detector for detecting radiation that is transmitted through a subject when the subject is irradiated with radiation by the radiation source, and converting the detected radiation into a radiographic image. At least one of the radiation source device and the detector device has an electric power supply limiting unit for limiting supply of electric power, and the electric power supply limiting unit controls supply of electric power between the radiation source device and the detector device, depending on timing of an image capturing process. | 01-07-2016 |
20160007939 | MEDICAL IMAGE SCANNING SYSTEM PROVIDED WITH BED AND ABNORMALITY DIAGNOSIS METHOD THEREOF | 01-14-2016 |
20160015342 | X-RAY IMAGING DEVICE - When an X-ray detector is removed from a storage part, a sensor senses this, and transmits to an up and down control part a signal indicating that the X-ray detector has been taken out of the storage part. Upon receipt of the signal, the up and down control part releases braking force by electro permanent magnets. In doing so, sticking force of the electro permanent magnet on a fixing part, and sticking force of the electro permanent magnet on a stopper plate are released. The weight of a counter weight is larger than the total value of the weights of the arm, X-ray tube, collimator, and the like, and therefore in a state where the arm is released from being fixed by the electro permanent magnets, the arm starts to move up together with the X-ray tube and the collimator. | 01-21-2016 |
20160015358 | RADIATION IMAGING APPARATUS AND RADIATION IMAGING SYSTEM - Provided is a radiation imaging apparatus, including: a first conversion element arranged to convert a radiation ray into electric charge in order to obtain a radiographic image; a first amplifier arranged to output a voltage corresponding to the electric charge of the first conversion element; a second conversion element arranged to convert the radiation ray into electric charge in order to detect radiation irradiation; a second amplifier arranged to output a voltage corresponding to the electric charge of the second conversion element; and a control circuit configured to control the first amplifier and the second amplifier, in which the control circuit is capable of controlling the second amplifier independently of control that is exerted over the first amplifier. | 01-21-2016 |
20160022232 | ANATOMICAL IMAGING SYSTEM HAVING FIXED GANTRY AND ROTATING DISC, WITH ADJUSTABLE ANGLE OF TILT AND INCREASED STRUCTURAL INTEGRITY, AND WITH IMPROVED POWER TRANSMISSION AND POSITION SENSING - An anatomical imaging system of the sort having a fixed gantry and a rotating disc, with an adjustable angle of tilt and increased structural integrity, and with improved power transmission and position sensing. | 01-28-2016 |
20160022241 | SYSTEM AND METHOD FOR USE IN MAPPING A RADIATION DOSE APPLIED IN AN ANGIOGRAPHY IMAGING PROCEDURE OF A PATIENT - A system and method for use in mapping a radiation dose applied in an angiography imaging procedure is provided. The system can include an image acquisition system, a table in support of the patient, and a computer processor that calculates an angulation of a radiation beam to the patient in the angiography imaging procedure relative to the table; calculating an angulation of the table; calculating an intersection of the radiation beam relative to a two-dimensional grid; calculating the radiation dose applied at the intersection of the radiation beam to each of the predefined areas of the two-dimensional grid; calculating an orientation of the patient relative to the two-dimensional grid of predefined areas; and creating a graphic display illustrative of an aggregation of the radiation dose applied to each of the predefined areas of the two-dimensional grid for viewing by a user. | 01-28-2016 |
20160027847 | X-RAY DETECTORS SUPPORTED ON A SUBSTRATE HAVING A SURROUNDING METAL BARRIER - An X-ray detector assembly includes a polymeric substrate having a lower surface and an upper surface, and an X-ray detector disposed on the upper surface of the substrate. The X-ray detector includes a thin-film-transistor array disposed on the substrate, an organic photodiode disposed on the thin-film-transistor array, and a scintillator disposed on the organic photodiode. A metal barrier extends substantially over an upper surface of the scintillator, substantially over peripherally-extending edges of the scintillator, the organic photodiode, and the thin-film-transistor array, and substantially over the lower surface of the substrate. | 01-28-2016 |
20160029980 | MOVABLE SHIELD FOR REDUCING RADIATION EXPOSURE OF MEDICAL PERSONNEL - An extendable shield apparatus for reducing radiation exposure of medical personnel to be used especially in hospitals is provided that comprises a base capable of being connected to a patient table of an X-ray fluoroscopy bed and a pole connected substantially vertically to the base. A dispenser for X-ray opaque blanket is supported by the pole, and a self-supporting X-ray opaque blanket capable of being extended from the dispenser. | 02-04-2016 |
20160029992 | X-RAY DIAGNOSTIC APPARATUS - An X-ray diagnostic apparatus of an embodiment includes an image generator, a detection unit, and an irradiation control unit. The image generator successively generates X-ray images based on X-rays emitted from an X-ray tube and transmitted through a subject. The detection unit detects a position of a predetermined target included in the successively generated X-ray images. The irradiation control unit identifies, based on the detected position of the predetermined target, a region in which the predetermined target can be visualized in the X-ray images, and performs control to reduce an X-ray irradiation dose to a region other than the identified region. | 02-04-2016 |
20160033424 | MOTION-BASED RADIOGRAPH INTERLOCK SYSTEMS, STRUCTURES, AND PROCESSES - A motion-based interlock apparatus, system, and method prevent an x-ray source in an x-ray machine from activating if the current relative motion between the x-ray source and an image receptor would compromise the quality of the resulting plain radiograph. The system activates the interlock based on either or both of the velocity and acceleration of the tubehead, as measured by instrumentation corresponding to any of the tubehead, the extension arm, or off board the x-ray machine. The system may preferably compare the measured motion against one or more acceptable motion thresholds. If the measured motion exceeds one or more of the acceptable motion thresholds, exposure may preferably be delayed until the motion of the tubehead subsides. By ensuring that the image is not exposed while the tubehead is moving substantially, the quality of the resultant radiograph is improved. | 02-04-2016 |
20160035451 | RADIATION IMAGE CAPTURING SYSTEM - A radiation image capturing system capable of improving image quality of a radiation image is provided. A position of a joint of a grid is determined in consideration of displacement of an angle of incidence of radiation on a grid unit and a radiation detector group, and a joint image caused by the joint of the grid is prevented from being included in a search range of a position of a boundary in the radiation image captured by the radiation detector. The joint of the grid is provided in a position away ±(y1+2×y2)×tanβ or more from a position of a step of the radiation detector. | 02-04-2016 |
20160038104 | INTRAORAL SENSOR - Provided is an intraoral sensor including an image sensor configured to bendable and to generate an electrical signal by detecting an X-ray; and a case configured to receive the image sensor and to limits a bending level of the image sensor. | 02-11-2016 |
20160038114 | RADIOGRAPHIC DEVICE, RADIOGRAPHIC SYSTEM, CONTROL METHOD AND RECORDING MEDIUM FOR RADIOGRAPHIC DEVICE - An AEC unit of an electronic cassette sets a dose target value and a short-circuited pixel used for AEC based on a radiographing condition. When a control unit of the electronic cassette detects start of irradiation of X rays, the AEC unit starts integration of a cumulative dose of X rays which are incident to a target region based on a dose detection signal output by the short-circuited pixel. The AEC unit predicts a stop timing at the time point t | 02-11-2016 |
20160038768 | Multi-Purpose Radiation Therapy System - The present invention relates to a multi-purpose radiation therapy system. The radiation therapy system comprises a base, a movable couch, a rotatable gantry, and a radiotherapeutic apparatus. The movable couch and the rotatable gantry are arranged on the base, while the movable couch is sleeved in the rotatable gantry, and the radiotherapeutic apparatus is movably installed on the rotatable gantry. The radiotherapeutic apparatus includes a multi-source focusing radiotherapeutic unit and an adaptive intensity modulated radiotherapeutic unit. The multi-source focusing radiotherapeutic unit and the adaptive intensity modulated radiotherapeutic unit are distributed at both sides of a rotatable gantry axis, and are connected to the rotatable gantry via respective arc guide rail. | 02-11-2016 |
20160041276 | RADIATION IMAGING APPARATUS AND RADIATION IMAGING SYSTEM - A radiation imaging apparatus includes a unit constituted by arranging blocks in line and an information processing unit. Each of the blocks includes a conversion element configured to generate an image signal corresponding to radiation, a switching element connected between the conversion element and a column signal line, a detection element configured to detect radiation, and a detection signal line connected to the detection element. The information processing unit corrects a signal from the detection element, by using a value of the signal based on a parasitic capacitance between the conversion elements arranged on the same column as a column of the detection element. | 02-11-2016 |
20160047920 | RADIATION IMAGING APPARATUS AND RADIATION DETECTION SYSTEM - A radiation imaging apparatus comprises a sensor portion including a pixel array configured to acquire an image signal corresponding to radiation, and a plurality of detection elements arranged in the pixel array and configured to detect the radiation, and a readout circuit configured to read out the image signal from the sensor portion, wherein the readout circuit includes a signal processing circuit arranged to combine and process signals from the plurality of detection elements if determining the presence or absence of radiation irradiation, and to process a signal for each detection element or combine and process signals from a number of detection elements from among the plurality of detection elements, the number being less than the number of detection elements that include the plurality of detection elements, if determining a radiation dose. | 02-18-2016 |
20160051207 | COMPRESSION DEVICE FOR X-RAY AND MECHANICAL IMAGING OF A BREAST - The invention relates to a compression device ( | 02-25-2016 |
20160051209 | RADIOLOGICAL IMAGING SYSTEM - A radiological imaging system includes: a radiological imaging apparatus configured to generate image data in accordance with a dose of delivered radiation; and a radiation source configured to deliver radiation to the radiological imaging apparatus, wherein the radiation source is placed so that a tube axis of a rotating anode extends in a direction perpendicular to a body axis of an object being imaged. | 02-25-2016 |
20160051210 | X-RAY DIAGNOSTIC APPARATUS AND X-RAY DIAPHRAGM THEREOF - An X-ray diagnostic apparatus according to the present embodiment includes: an X-ray tube which generates X-rays to be irradiated at an object; an X-ray diaphragm which houses an X-ray shielding member forming an irradiation aperture, through which the X-rays pass, along a side surface of the X-ray tube; an X-ray detector which detects X-rays passing through the object; and an image data generation circuitry which generates image data based on the X-rays detected by the X-ray detector. | 02-25-2016 |
20160051211 | MULTI-BEAM STEREOSCOPIC X-RAY BODY SCANNER - An X-ray examination station includes a first source of X-ray radiation for whole body scanning of a human body using a first fan beam of X-ray radiation; a first vertical linear radiation detector configured to detect the first fan beam; a second source of X-ray radiation installed at mid-height of a person being examined, for scanning a central portion of the human body using a second fan beam of X-ray radiation; a second vertical detector of X-ray radiation configured to detect the second fan beam; and a control unit configured to turn on each of the X-ray radiation sources. The first and the second radiation fan beams are emitted in parallel planes. The first X-ray radiation source is turned on for the whole body scanning. The second X-ray radiation source is turned on for scanning the central portion of the body. | 02-25-2016 |
20160051216 | METHOD AND SYSTEM FOR QUANTITATIVE IMAGING - A system and method for digital x-ray imaging. The method includes emitting a first and second collimated x-ray beam from an x-ray source disposed in a first and second position, respectively. The first and second collimated x-ray beam is directed onto an identified region of interest (ROI) wherein a first and second ROI image is captured, respectively, when the x-ray source is disposed in the first and second position, respectively. The first and second ROI images are processed to extract features from each of the first and second ROI images. The extracted features are analyzed, and an indicator of a disease is generated responsive to the extracted features. The indicator can be stored, displayed, or transmitted. The first and second x-ray sources can be the same or different x-ray sources. | 02-25-2016 |
20160058403 | MEDICAL IMAGING APPARATUS AND METHOD OF OPERATING SAME - A medical imaging apparatus is provided. The medical image apparatus includes an output unit; and a controller configured to control the output unit to display an image obtained by photographing an object and to display, over the image, a top indicator for setting a top limit for an area to be X-rayed and at least one guideline indicating a bottom limit for the area to be X-rayed according to the top indicator and the number of partial photographing operations. | 03-03-2016 |
20160064177 | X-RAY SOURCE AND IMAGING SYSTEM - An evacuable outer housing having at least one X-ray-permeable beam exit window, an electron source, an anode and a collector for catching electrons which penetrate the anode are included as an X-ray source. The collector is part of an electrical current circuit for applying a negative potential to the anode, and the radiation window is disposed such that X-ray radiation which exits from the anode at an angle of 130 degrees to 230 degrees to the electron beam direction can be coupled out through the radiation window. An imaging system includes such an X-ray, an arrangement to accommodate an object to be examined, and an X-ray detector. | 03-03-2016 |
20160064680 | ORGANIC X-RAY DETECTOR AND X-RAY SYSTEMS - An organic x-ray detector is presented. The organic x-ray detector includes a layered structure. The layered structure includes a thin-film transistor (TFT) array disposed on a substrate, an organic photodiode disposed on the TFT array, and a scintillator layer disposed on the organic photodiode. The organic x-ray detector further includes an encapsulation cover at least partially encapsulating the layered structure; and an oxygen getter layer disposed between the organic photodiode and the encapsulation cover, wherein the oxygen getter layer includes an ether-containing material. X-ray system including the organic x-ray detector is also presented. | 03-03-2016 |
20160066875 | MULTIPLE FRAME ACQUISITION FOR EXPOSURE CONTROL IN X-RAY MEDICAL IMAGERS - According to some embodiments, a method and a system to create a medical image are disclosed. The method comprises receiving a plurality of patient tissue images during an x-ray dose. Furthermore, during the x-ray dose, a determination is made if motion occurred in the plurality of patient tissue images. In a case that no motion is determined, a diagnostic image of the patient tissue comprising the plurality of patient tissue images is created. | 03-10-2016 |
20160070004 | Digital Flat Panel Detector with Squircle Shape - Systems and methods for generating an X-ray image using a digital flat panel detector with a squircle shape are described. The flat panel X-ray detector contains a circuit board, a light imager electrically connected to the circuit board, and a scintillator coupled on the light imager. The detector has superellipse shape or a cornerless shape with a first substantially straight edge and a second substantially straight edge running substantially perpendicular to the first edge, wherein the first and second edges do not physically intersect with each other at 90 degrees. The flat panel detector with this shape can be used in an x-ray imaging system that uses the detector to detect x-rays and produce an x-ray image. With this shape, the active sensing area of the detector can be similar to those currently available with rectangular or square flat panel detectors, while using less material to create the detector. | 03-10-2016 |
20160073987 | CONSOLE DEVICE OF PORTABLE TYPE, CONTROL METHOD AND RADIOGRAPHIC IMAGING SYSTEM - A console device of a portable type for veterinary use for acquiring a radiation image of an animal body is provided. A display controller outputs a user page for displaying a first user menu structure for acquiring the radiation image and a second user menu structure for acquiring an optical image of the animal body in a list form, the radiation image acquired by use of the first user menu structure, and the optical image acquired by use of the second user menu structure, to control a display unit to display the user page. The display controller processes the user page to display the first user menu structure in an at least partially overlapped manner with the radiation image, and to display the second user menu structure without overlap with a feature portion in the optical image where at least the animal body is recognizable. | 03-17-2016 |
20160073988 | X-RAY DIAGNOSTIC APPARATUS AND X-RAY DIAGNOSTIC METHOD - According to one embodiment, an X-ray diagnostic apparatus includes an X-ray tube, an X-ray detector and processing circuitry. The X-ray tube exposes an X-ray toward an object. The X-ray detector acquires two X-ray detection data sets by counting X-ray photons, having transmitted the object, in at least two X-ray energy bands depending on a K absorption edge of an X-ray absorber taken into the object. The processing circuitry is configured to input information to specify the X-ray absorber, set the at least two X-ray energy bands based on the input information to specify the X-ray absorber and generate at least one frame of X-ray image data by data processing including subtraction processing of the two X-ray detection data sets. The X-ray absorber has been depicted in the at least one frame of the X-ray image data. | 03-17-2016 |
20160073989 | RADIOGRAPHIC DEVICE - According to this radiography device, by taking images in rapid succession while appropriately obtaining the timing for which an X-ray tube in a rest state should be activated, rapid successive imaging and protection of a radioactive source can both be achieved. That is, in the configuration of the present invention, a time difference is calculated, obtained by subtracting a temporal width of an activation period from a temporal width of an undetectable period, and the time after the time difference has elapsed from the time at which an X-ray is irradiated is determined as the timing for activating the X-ray tube. The temporal width of an undetectable period is the temporal width between the time at which an FPD detects an X-ray once and the time at which the following X-ray can be detected, and the temporal width of an activation period is the temporal width between the start of activation of the X-ray tube to the completion of activation. Thus, while simultaneously activating the X-ray tube and preparing the detector, images can be taken in rapid succession without excessive burden on the X-ray tube and the life of the X-ray tube can be extended. | 03-17-2016 |
20160073995 | RADIOGRAPHIC IMAGING DEVICE, METHOD OF CONTROLLING RADIATION DETECTION SENSITIVITY AND PROGRAM STORAGE MEDIUM - A radiographic imaging device including: a sensor portion that generates an output signal according to an irradiated amount of irradiated radiation; a detector that based on the output signal detects a radiation irradiation start of radiation irradiated from a radiation source during capture of a radiographic image; a noise data generation means that, based on an output signal from the sensor portion in a non-irradiation state of radiation from the radiation source, generates noise data relating to noise incorporated in the output signal; a controller that controls detection sensitivity to radiation irradiation start in the detector according to a degree of variation in noise level expressed by the noise data; and an imaging unit that captures the radiographic image after radiation irradiation start has been detected by the detector. | 03-17-2016 |
20160074001 | RADIATION IMAGE CAPTURING SYSTEM - A radiation image capturing system includes a capturing room and a console. The capturing room includes a bucky apparatus, a radiation irradiating apparatus and a detecting unit. A plurality of portable radiation image capturing apparatuses can be loaded on the bucky apparatus. The radiation irradiating apparatus is able to simultaneously irradiate radiation to the plurality of portable radiation image capturing apparatuses. The console is associated with the capturing room and obtains capturing order information. The console allows the portable radiation image capturing apparatuses to advance to a capturing possible state when the console judges that capturing in the capturing order information is long length capturing. The console allows only one of the portable radiation image capturing apparatuses to advance to the capturing possible state when the console judges that the capturing is not the long length capturing. | 03-17-2016 |
20160077221 | ORGANIC X-RAY DETECTOR AND X-RAY SYSTEMS - An organic x-ray detector is presented. The organic x-ray detector includes a layered structure. The layered structure includes a thin-film transistor (TFT) array disposed on a substrate, an organic photodiode disposed on the TFT array, and a scintillator layer disposed on the organic photodiode. The organic x-ray detector includes an encapsulation cover at least partially encapsulating the layered structure. The organic x-ray detector further includes at least one of a moisture getter layer and an oxygen getter layer disposed proximate to the organic photodiode, and in the path of an x-ray radiation incident on the layered structure. X-ray system including the organic x-ray detector is also presented. | 03-17-2016 |
20160078596 | CONSOLE DEVICE OF PORTABLE TYPE, CONTROL METHOD AND RADIOGRAPHIC IMAGING SYSTEM - A radiographic imaging system includes a radiographic imaging device for creating a radiation image of a body. A console device of a portable type acquires the radiation image. The console device includes a display controller for performing display processing to display the radiation image in a user page on a display unit. The display controller performs display processing to display at least one optical image of the body in the user page on the display unit in a larger size than the radiation image. Preferably, the display unit includes a touchscreen display unit having a longer side equal to or less than 260 mm and a shorter side equal to or less than 180 mm, in a form of a tablet terminal device. | 03-17-2016 |
20160081636 | COLLIMATION FOR DISTANCED FOCAL SPOTS - The present invention relates to collimation of X-ray radiation. In order to provide an X-ray collimation suitable for focal spots spaced apart from each other with improved use of the provided radiation beam, an X-ray source arrangement ( | 03-24-2016 |
20160081642 | CONSOLE DEVICE OF PORTABLE TYPE, CONTROL METHOD AND RADIOGRAPHIC IMAGING SYSTEM - A console device of a portable type is combined with a radiographic imaging device, and retrieves a radiation image from the radiographic imaging device. A registration unit selectively registers plural user menu options for retrieving the radiation image. A radiation image retrieving unit retrieves the radiation image according to a registered one of the user menu options. A display controller, after displaying the radiation image retrieved according to a current user menu option on a display unit among the user menu options, performs display processing of a succeeding user menu option for retrieving a succeeding radiation image in an overlapped manner with the displayed radiation image. Preferably, a pass-through area is formed in the radiation image by directly receiving the radiation without passing through an object. The display controller performs display processing of the current or succeeding user menu option inside the pass-through area. | 03-24-2016 |
20160081650 | CONSOLE DEVICE OF PORTABLE TYPE, CONTROL METHOD AND RADIOGRAPHIC IMAGING SYSTEM - A console device of a portable type for retrieving a radiation image created by a radiographic imaging device is provided. A registration unit registers plural user menu options for retrieving the radiation image. A radiation image retrieving unit retrieves the radiation image respectively according to the registered user menu options. A display controller is operated while the radiation image retrieved according to a current user menu option among the user menu options is displayed on a display unit, for display processing to display a part of the user menu options inclusive of a succeeding user menu option for retrieving at least a further radiation image among the user menu options. Preferably, the succeeding user menu option is displayed inside an image display area of the radiation image. Also, the display controller further performs display processing to display the current user menu option. | 03-24-2016 |
20160084973 | Multi-Spectral X-Ray Detection Apparatus - An x-ray X-ray imaging apparatus includes an x-ray detector ( | 03-24-2016 |
20160086761 | X-RAY GENERATING TUBE, X-RAY GENERATING APPARATUS AND X-RAY IMAGING SYSTEM USING THE SAME - Provided is an X-ray generating tube with improved withstand voltage property by a simple structure, the X-ray generating tube including a cathode connected to one opening of an insulating tube and an anode connected to the other opening, in which a resistive film having a lower sheet resistance value than that of the insulating tube is disposed on an outer periphery of the insulating tube, and the cathode and the anode are electrically connected to each other via the resistive film. | 03-24-2016 |
20160089094 | RADIOLOGICAL IMAGE PHOTOGRAPHING APPARATUS AND OPERATING METHOD OF RADIOLOGICAL IMAGE PHOTOGRAPHING APPARATUS - A distance between a radiation source standard point indicating a position of a radiation source and a photographic subject on a standard line passing through the radiation source standard point and a detector standard point indicating a position of a detector is measured, a distance between a first reference point positioned in a first direction which is directed towards the detector standard point from the radiation source standard point with respect to the detector standard point and the detector standard point is measured, a distance between a second reference point positioned in a direction opposite to the first direction with respect to the radiation source and the radiation source standard point is measured, and a subject thickness of the photographic subject is calculated by using the distances and a distance from the distance from the first reference point to the second reference point. | 03-31-2016 |
20160089097 | MEDICAL IMAGE PROCESSING APPARATUS, X-RAY DIAGNOSTIC APPARATUS, MEDICAL IMAGE PROCESSING METHOD, AND X-RAY DIAGNOSTIC METHOD - According to one embodiment, a medical image processing apparatus includes processing circuitry. The processing circuitry obtains time changes in intensity of image signals corresponding to a contrast agent or a blood flow based on at least one of time series contrast image data, time series non-contrast image data, and time series subtraction image data between the contrast image data and the non-contrast image data, generate color image data, having color pixel values based on the time changes in the image signals, according to a color scale, and display frames of the color image data sequentially on a display. The processing circuitry performs a loop playing of the frames of the color image data by sequentially shifting the color scale in a direction of a color phase change, at pixels of the color image data, until an instruction for stopping the loop playing is input from an input circuit. | 03-31-2016 |
20160089102 | COMPACT MEDICAL X-RAY IMAGING APPARATUS - The present invention provides a compact medical X-ray imaging apparatus, which is a portable X-ray imaging apparatus capable of capturing clear X-ray images while maintaining low radiation exposure. The compact medical X-ray imaging apparatus comprises of: a carbon nanostructure triode cold cathode X-ray tube that radiates X-rays; an X-ray image sensor that captures an image of X-rays that pass through a patient; The first detector that detects the X-ray radiation dose and is positioned between the carbon nanostructure triode cold cathode X-ray tube and the X-ray image sensor, while out of the X-ray irradiation area for the imaging sensor; the second detector that detects the X-ray dose and is positioned in the center on one side of the X-ray image sensor frame; the third detector that detects the X-ray dose and is positioned on the other side of the X-ray image sensor frame facing to the second detector with the detection surface of the image sensor in between the second and third detector; a power supply which supplies a negative and a positive high-voltage pulse to the cathode and anode of the carbon nanostructure triode cold cathode X-ray tube respectively; and an X-ray imaging controller which acquires detection data from the first detector, second detector and third detector in addition to the distance from the carbon nanostructure triode cold cathode X-ray tube to the X-ray image sensor, calculates the X-ray radiation dose and amount of decay, determines the optimum X-ray dose for the patient and the voltage of the carbon nanostructure triode cold cathode X-ray tube, controls the pulse number and pulse width of the high-voltage pulse of the carbon nanostructure triode cold cathode X-ray tube, as well as the voltage of the cathode and the anode with feedback control means. | 03-31-2016 |
20160091438 | X-RAY APPARATUS AND METHOD OF CONTROLLING THE SAME - An X-ray apparatus includes an X-ray source configured to radiate X-rays onto an object, an X-ray detector configured to detect X-rays having penetrated through the object among the radiated X-rays and obtain pieces of raw data of different energy bands based on the detected X-rays, a raw image obtainer configured to obtain raw images in which different materials constituting the object are enhanced using the pieces of raw data, and an image processor configured to process the raw images and generate an X-ray image of the object based on the processed raw images. | 03-31-2016 |
20160095561 | PHOTON COUNTING APPARATUS - According to on embodiment, The X-ray tube generates X-rays. The X-ray detector detects the X-rays transmitted through a subject. The data acquisition circuitry acquires count data concerning a count number of the detected X-rays for energy bands. The memory circuitry stores data of a response function that associates incident X-rays on the X-ray detector with a response characteristic of a system including the X-ray detector and the data acquisition circuitry. The processing circuitry calculates an X-ray absorption amount of each of a plurality of base substances based on the count data concerning the energy bands acquired by the data acquisition circuitry, an energy spectrum of the incident X-rays, and the response function. | 04-07-2016 |
20160095568 | X-RAY DIAGNOSIS APPARATUS - An X-ray diagnosis apparatus according to an embodiment includes an X-ray tube, judging circuitry, and grid controlling circuitry. The X-ray tube is configured to radiate X-rays. The judging circuitry is configured to judge whether a voltage should be applied to a grid of the X-ray tube or not, in accordance with a radiation condition. The grid controlling circuitry is configured to apply the voltage to the grid, if the judging circuitry has determined that the voltage should be applied. | 04-07-2016 |
20160097865 | RADIOGRAPHIC IMAGING APPARATUS AND IMAGING SYSTEM - Provided is a radiographic imaging apparatus that is high in sharpness of a picked up image and excellent in DQE by improving the amount of light that enters a photoelectric conversion element, despite a scintillator layer being formed thick. The radiographic imaging apparatus includes: the photoelectric conversion element; and a wavelength converting layer which has a bottom surface located above the photoelectric conversion element and a top surface for receiving an incident radiation ray, and which contains a scintillator. The wavelength converting layer has light transmitting properties in at least a region positioned to be above the photoelectric conversion element, and contains the scintillator at a density that is lower on the bottom surface side than on the top surface side in the thickness direction of the region. | 04-07-2016 |
20160097867 | RADIOGRAPHIC IMAGE DETECTION DEVICE, RADIOGRAPHIC IMAGE DETECTION METHOD, AND COMPUTER-READABLE STORAGE MEDIUM - A radiographic image detection device includes: an image pickup unit with plural radiation detection portions arrayed in a two-dimensional form and detect radiation, and that captures a radiographic image; a radiographic image generating unit having plural analog signal generating units that generate analog signals corresponding to radiation doses; a conversion unit that converts the generated analog signals into digital signals; a judging unit that judges whether or not level fluctuations of the generated analog signals are within a predetermined threshold value; and a control unit that controls the conversion unit such that an analog signal, at which it is judged that the level fluctuation is within the predetermined threshold value, is converted into a digital signal, and that controls the conversion unit such that an analog signal, at which it is judged that the level fluctuation has exceeded the predetermined threshold value, is not converted into a digital signal. | 04-07-2016 |
20160103229 | RADIOGRAPHIC IMAGING DEVICE, RADIOGRAPHIC IMAGING SYSTEM, COMPUTER READABLE MEDIUM STORING PROGRAM FOR CONTROLLING RADIOGRAPHIC IMAGING DEVICE, AND METHOD FOR CONTROLLING RADIOGRAPHIC IMAGING DEVICE - The present invention provides a radiographic imaging device, radiographic imaging system, a program for controlling the radiographic imaging device, and a method for controlling the radiographic imaging device that may accurately detect start of irradiation of radiation even noises are generated by interference or the like. When radiation is irradiated, electric signals outputted from radiation detection pixels in charge accumulation period are detected by signal detection circuit during detection period. Control section determines whether time variation of the electric signals feature pre-specified characteristics of noise. If not, the start of the irradiation of radiation has been properly detected, the charge accumulation period continues, and radiographic image is imaged. However, if the electric signals feature the pre-specified characteristics, it is determined that the start of the irradiation of radiation has been misdetected, the charge accumulation period is stopped, and is switched to radiation detection period. | 04-14-2016 |
20160106387 | METHOD AND APPARATUS FOR ENHANCED X-RAY COMPUTING ARRAYS - An x-ray imaging system utilizes enhanced computing arrays. A plurality of x-ray illumination source positions are utilized to produce x-ray radiation at each of the x-ray illumination source positions and to project x-ray radiation towards an object. A detector detects x-ray radiation from the object and transmits detector images for each of the illumination source positions. A memory buffer stores the detector images from the detector. A graphics processing unit formats the detector images and constructs a complete frame data set with the detector images for each of the illumination source positions. Another graphics processing unit receives the complete frame data set and performs image reconstruction on the complete frame data set. | 04-21-2016 |
20160106389 | X-RAY APPARATUS AND X-RAY IMAGING METHOD - An X-ray apparatus includes a controller controlling generation of an X-ray and adjusting at least one of a plurality of image frames generated based on the X-ray passed through an object, and an X-ray generator generating the X-ray. The X-ray corresponds to a pulse signal including a plurality of pulses, in which at least one of a pulse rate or a pulse amplitude is variable. | 04-21-2016 |
20160110850 | CORRECTION IMAGE CREATION DEVICE, RADIOGRAPHIC IMAGING DEVICE, IMAGING DEVICE, COMPUTER READABLE MEDIUM AND CORRECTION IMAGE CREATION METHOD - A correction image creation device includes: an acquisition unit that acquires at least one original image, which is a basis when creating a correction image used in offset correction with respect to an image that has been obtained by imaging; a determination unit that determines whether or not noise from the exterior is superimposed on the original image; and a cancellation unit that cancels creation of the correction image in a case in which it has been determined by the determination unit that noise from the exterior is superimposed on the original image. | 04-21-2016 |
20160113616 | RADIOGRAPHIC SYSTEM, DRIVE CONTROL METHOD FOR RADIOGRAPHIC SYSTEM, RECORDING MEDIUM FOR DRIVE CONTROL PROGRAM AND RADIOLOGICAL IMAGE DETECTION DEVICE - It is possible to reliably avoid a problem that radiation irradiation does not stop even when an accumulated radiation dose reaches a target radiation dose. An AEC unit starts monitoring an integrated value of a radiation dose detection signal from a detection pixel and an output of an irradiation continuation signal at the same time, and continuously transmits the irradiation continuation signal in a predetermined period while the integrated value does not reach a threshold value. When the integrated value reaches the threshold value, the output of the irradiation continuation signal is stopped. The irradiation continuation signal is transmitted to an irradiation signal I/F of a radiation source control device through an irradiation signal I/F by wireless. The radiation source control device stops X-ray irradiation by an X-ray source when the irradiation signal I/F does not receive the irradiation continuation signal. | 04-28-2016 |
20160114191 | RADIOTHERAPY APPARATUS - We disclose a radiotherapy apparatus with a dose verification system in which the portal image is displayed against a background of a better-quality image diagnostic image, such as a two-dimensional radiograph, an ultrasound image, or a section taken from a three-dimensional magnetic-resonance image, cone-beam CT image, or the like. | 04-28-2016 |
20160116612 | RADIATION DETECTION APPARATUS AND METHOD OF DRIVING THE SAME - Disclosed is a method of driving a radiation detection apparatus using a variable voltage applying scheme. In the method, different voltages are applied in a standby step, where radiation is not irradiated onto the radiation detection apparatus, and an irradiation step where the radiation is irradiated. A voltage which is applied in the standby step has an absolute value lower than a voltage which is applied in the irradiation step, and is set to minimize a dark current which is generated in a photoconductor layer of the radiation detection apparatus in the standby step. | 04-28-2016 |
20160120489 | RECEIVING DEVICE AND X-RAY IMAGING APPARATUS HAVING THE SAME - A receiving device in which detectors of different sizes can be stably accommodated and an X-ray imaging apparatus having the same are provided. A receiving device having a receiving unit in which a first detecting device is accommodated. The receiving device includes a fixing unit provided in the receiving unit and into which a part of a side surface of the first detecting device is inserted in order to prevent the first detecting device from being moved; and a detector support having a side that is connected to a rotating shaft and tiltable, and configured to support at least one side surface of a second detecting device having a smaller size than the first detecting device. | 05-05-2016 |
20160120497 | RADIOGRAPHIC IMAGING APPARATUS AND METHOD FOR CONTROLLING THE SAME - A radiographic imaging apparatus includes a radiation scanner; and a workstation configured to control the radiation scanner. The workstation is configured to output analyzed data for a functional error of at least one of the radiation scanner and the workstation in graphics, and output analyzed data for an item of the functional error in response to an input of a user. | 05-05-2016 |
20160123902 | METHOD AND APPARATUS FOR IMPROVED SAMPLING RESOLUTION IN X-RAY IMAGING SYSTEMS - The present invention pertains to an apparatus and method for X-ray imaging wherein a radiation source comprising rows of discrete emissive locations can be positioned such that these rows are angularly offset relative to rows of sensing elements on a radiation sensor. A processor can process and allocate responses of the sensing elements in appropriate memory locations given the angular offset between source and sensor. This manner of allocation can include allocating the responses into data rows associated with unique positions along a direction of columns of discrete emissive locations on the source. Mapping coefficients can be determined that map allocated responses into an image plane. | 05-05-2016 |
20160126053 | X-RAY GENERATING TUBE, X-RAY GENERATING APPARATUS, AND RADIOGRAPHY SYSTEM - An X-ray generating tube includes: an anode including a target and an anode member electrically connected to the target; a cathode including an electron emitting source and a cathode member electrically connected to the electron emitting source; and an insulating tube joined at one end to the anode member and joined at the other end to the cathode member so that the target and the electron emitting portion face each other, in which an inner circumferential conductive film is formed on an inner surface of the insulating tube; an end surface conductive film extends from one edge of the inner circumferential conductive film on the one end side onto a surface of the one end of the insulating tube; and the end surface conductive film is sandwiched between the end surface and the anode member to be electrically connected to the anode member. | 05-05-2016 |
20160128657 | Portable Cadmium Zinc Telluride (CZT) Image Identification System - There is provided a portable cadmium zinc telluride image identification system that uses an X-ray source with a novel sensing mitt that can be worn or held by the user. The sensing mitt is connected to a display that may be a stand-alone display, worn as glasses or otherwise integrated into the sensing mitt. The sensing mitt contains a detector array such as, but not limited to, a cadmium zinc telluride crystal or a plurality of crystals in a matrix. A collimator is placed in front of the sensing surface of the cadmium zinc telluride crystal and a processor is used to convert a representation of the electrical signals received from the cadmium zinc telluride crystal or similar detector array into display signals that are used by the display to provide an image of the subject of interest. | 05-12-2016 |
20160131772 | RADIATION IMAGING APPARATUS AND RADIATION IMAGING SYSTEM - A radiation imaging apparatus includes a pixel array including a plurality of pixels, each including a conversion unit, a holding unit, an output unit, and a reset unit, a control unit configured to control the pixel array to perform a reset operation for concurrently performing resetting on the plurality of pixels and a holding operation for concurrently performing holding on the plurality of pixels, based on a control signal indicating timing of generation of radiation, and a selection unit configured to perform a selection operation for sequentially selecting a pixel. The selection unit selects at least part of the plurality of pixels in a period from when the control unit performs the reset operation to when the control unit performs the holding operation based on a first control signal among a plurality of the control signals. | 05-12-2016 |
20160133032 | DEVICE AND METHOD FOR IMAGE RECONSTRUCTION AT DIFFERENT X-RAY ENERGIES, AND DEVICE AND METHOD FOR X-RAY THREE-DIMENSIONAL MEASUREMENT - A device and a method for image reconstruction at different X-ray energies that make it possible to achieve image reconstruction with higher accuracy. A device for image reconstruction at different X-ray energies includes: an X-ray source | 05-12-2016 |
20160133429 | X-RAY GENERATING APPARATUS AND RADIOGRAPHY SYSTEM USING THE SAME - Heat dissipation of a target is enhanced in a transmissive X-ray generating apparatus where an anode member constitutes a part of a container. An anode member configured to hold a target is divided into an outer anode member, which is configured to hold the target and is connected to a container, and an inner anode member, which is joined to an insulating tube and is closer to an electron emitting portion than the outer anode member is. The outer circumferential surface of the inner anode member is joined to the outer anode member via a joining member. Heat generated by the electron emitting portion is dissipated mainly from the inner anode member via the insulating tube, or directly, to an insulating liquid. | 05-12-2016 |
20160135764 | TILED DIGITAL RADIOGRAPHY DETECTORS FOR LONG-LENGTH IMAGING - A digital radiographic detector having a radiolucent cover and housing at one or more edges of the detector allows radiographic imaging using multiple detector arrangements with overlapping edges that do not obstruct radiographic images captured thereby. | 05-19-2016 |
20160135902 | APPARATUS AND METHOD FOR CALIBRATING AN X-RAY IMAGE OF A KNEE OF A PATIENT - An x-ray calibration apparatus includes a radiolucent knee alignment jig configured to receive a knee of a patient and a radiolucent cushion configured to hold a patient's knee at a fixed angle of flexion. The x-ray calibration apparatus also includes a number of radio-opaque fiducial markers positioned within the radiolucent knee alignment jig. | 05-19-2016 |
20160139279 | RADIATION IMAGING CONTROL APPARATUS, RADIATION IMAGING SYSTEM AND RADIATION IMAGING APPARATUS, AND METHOD FOR CONTROLLING THE SAME - A radiation imaging control apparatus, which is communicable with a radiation imaging apparatus including a radiation sensor and capable of acquiring an X-ray moving image, includes a first communication unit configured to communicate with the radiation imaging apparatus via Ethernet communication, a second communication unit configured to communicate with the radiation imaging apparatus via at least a pair of bidirectional serial optical communication lines, a first control unit configured to cause the first communication unit to transmit a first signal for setting at least one parameter to the radiation imaging apparatus, a second control unit configured to cause the second communication unit to output data of the X-ray moving image received from the radiation imaging apparatus to an image processing unit, and transmit a second signal for some settings to the radiation imaging apparatus. | 05-19-2016 |
20160143601 | MULTI-BEAM STEREOSCOPIC X-RAY BODY SCANNER - An X-ray examination station includes a first source of X-ray radiation for whole body scanning of a human body using a first fan beam of X-ray radiation; a first vertical linear radiation detector configured to detect the first fan beam; a second source of X-ray radiation installed at mid-height of a person being examined, for scanning a central portion of the human body using a second fan beam of X-ray radiation; a second vertical detector of X-ray radiation configured to detect the second fan beam; and a control unit configured to turn on each of the X-ray radiation sources. The first and the second radiation fan beams are emitted in parallel planes. The first X-ray radiation source is turned on for the whole body scanning. The second X-ray radiation source is turned on for scanning the central portion of the body. | 05-26-2016 |
20160143605 | IMAGE PROCESSING DEVICE AND X-RAY DIAGNOSTIC APPARATUS - According to one embodiment, an image processing device includes processing circuitry. The processing circuitry acquires a plurality of first image data indicating a plurality of time-sequential bloodstream images obtained after administering contrast agent to an object, and sets a target region on second image data. The second image data are generated based on the plurality of the first image data so as to indicate information on temporal change of pixel values of each pixel. Further, the processing circuitry selects a reproduction section by selecting at least reproduction-start image data and reproduction-end image data from the plurality of first image data based on bloodstream information of the target region. | 05-26-2016 |
20160148980 | ORGANIC X-RAY DETECTORS AND RELATED SYSTEMS - Organic x-ray detectors and organic x-ray systems employing the detectors are presented. An Organic x-ray detector has a layered structure that includes a thin film transistor (TFT) array disposed on a substrate, a first electrode disposed on the TFT array, a leakage reduction layer disposed on the first electrode, an absorber layer disposed on the leakage reduction layer, a second electrode disposed on the absorber layer; and a scintillator layer disposed on the second electrode. The leakage reduction layer includes a conjugate polymer and a crosslinkable compound. A process for fabricating an organic x-ray detector is also presented. | 05-26-2016 |
20160151030 | X-RAY IMAGING SYSTEM | 06-02-2016 |
20160151036 | Medical Imaging Apparatus and Method for Processing Medical Image | 06-02-2016 |
20160155598 | X-RAY GENERATION TUBE, X-RAY GENERATION APPARATUS, AND RADIOGRAPHY SYSTEM | 06-02-2016 |
20160157794 | X-Ray Imaging Apparatus and Methods - An x-ray/gamma ray imaging apparatus includes a pixilated x-ray/gamma ray detector ( | 06-09-2016 |
20160157796 | METHOD FOR CAPTURING A THREE-DIMENSIONAL X-RAY IMAGE - The invention relates to a method for capturing a three-dimensional x-ray image ( | 06-09-2016 |
20160163498 | ROTATING ANODE MOUNT ADAPTIVE TO THERMAL EXPANSION - The present invention relates to mounting of an anode disk. In order to provide a mount of an anode disk to a rotating shaft that is suitable for increased thermal loads on the anode disk, a rotating anode assembly ( | 06-09-2016 |
20160183892 | METHOD FOR IMAGING BY MEANS OF AN X-RAY DEVICE AND X-RAY DEVICE - A first x-ray image is acquired at a predetermined position of a focal point and with a first orientation of an x-ray tube of an x-ray device. Subsequently, the x-ray tube is adjusted by rotating about a predetermined angle and by positioning, wherein the focal point is situated in the predetermined position prior to the adjustment and after the adjustment. After the adjustment, the x-ray tube is situated in a second orientation. Subsequently, a second x-ray image is acquired at the predetermined position and with the second orientation. A combined x-ray image from at least the first and second x-ray image is produced. | 06-30-2016 |
20160183895 | RADIATION IMAGING - A device, comprising: a display component; and a drive component comprising a stack of layers defining an array of display pixel conductors each connected within the stack of layers to a drive conductor by a respective radiation-sensitive channel, wherein a change in the intensity of radiation to which a radiation-sensitive channel is exposed causes a change in the electric potential at the respective display pixel conductor relative to a drive voltage applied to the drive conductor and the change in the electric potential at the respective display pixel conductor causes a change in the display of the respective pixel area of the display component. | 06-30-2016 |
20160183902 | RADIATION IMAGE CAPTURING SYSTEM - According to one implementation of the present invention, there is provided a radiation image capturing system. The system includes, a radiation source; a plurality of radiation image capturing devices; and a console. The console manages which of the radiation image capturing devices is in a state where image capturing is possible. The console registers image capturing order information including information of which radiation image capturing device is used in the image capturing, or obtains the registered image capturing order information. When there is a radiation image capturing device in a state where image capturing is possible, regardless of a predetermined order, the console displays the icon corresponding to the image capturing order information including information of the radiation image capturing device in a manner different from the other icons. | 06-30-2016 |
20160183907 | X-RAY DETECTION - Rotating anode X-ray tubes degrade over time because of the action of the electron beam altering the surface of the focal spot area of a rotating anode. This causes a degradation in a resulting object image, when the source is used in an imaging application. An X-ray tube housing assembly is discussed which allows the correction of such effects. In particular, an additional beam of the X-radiation, which is not used for imaging, may be used to correct such effects. | 06-30-2016 |
20160183908 | RADIATION IMAGING APPARATUS, RADIATION IMAGING SYSTEM, RADIATION DETECTION APPARATUS, IMAGING CONTROL APPARATUS, IMAGING CONTROL METHOD, AND STORAGE MEDIUM - A radiation imaging apparatus includes: a radiation detection unit including an image obtaining pixel for obtaining a radiation image and a dose obtaining pixel for obtaining a radiation dose; a generating unit configured to generate calibration data for calibrating an output value of the dose obtaining pixel by comparing an output value of the image obtaining pixel and the output value of the dose obtaining pixel; and a calibration unit configured to calibrate the output value of the dose obtaining pixel by using the calibration data. | 06-30-2016 |
20160196915 | ISOLATION TRANSFORMER, AND X-RAY GENERATING APPARATUS AND RADIOGRAPHY SYSTEM INCLUDING THE SAME | 07-07-2016 |
20160249869 | PROVIDING X-RAY IMAGE DATA OF AN OBJECT | 09-01-2016 |
20160249870 | RADIATION IMAGING SYSTEM, IMAGING STAND, AND IMAGING METHOD | 09-01-2016 |
20160249875 | IMAGE PROCESSING DEVICE, RADIOGRAPHIC IMAGING SYSTEM, IMAGE PROCESSING METHOD, AND NON-TRANSITORY COMPUTER READABLE MEDIUM | 09-01-2016 |
20160377558 | X-RAY APPARATUS - An X-ray apparatus includes; an X-ray source that radiates X-rays upon an object to be measured; a frame upon which the X-ray source is mounted; an anti-vibration mechanism that attenuates vibration applied to the frame; and a shift mechanism that shifts the frame and the anti-vibration mechanism integrally together. | 12-29-2016 |
20160377738 | DIGITAL IRIS FOR CAMERA LENS ASSEMBLY - An imaging apparatus for an image intensifier (II) X-ray system includes a camera lens assembly (CLA) configured to cooperate with the II to create an X-ray image, the CLA including an image sensor and a lens. The image sensor is configured to convert received light and generate a digital image. The lens is configured to guide the light from the output surface to the image sensor, the lens having a fixed diaphragm. The CLA includes a diaphragm and/or neutral density filter with a fixed attenuation. A controller is configured to control an amount of amplification of the electric signals or the digital image. The sensor, e.g. CMOS sensor, is configured to amplify the analog electric signals before conversion into the digital image according to an analog gain, and the controller is configured to control the amount of amplification by controlling the analog gain applied by the image sensor. | 12-29-2016 |
20160377744 | X-RAY DETECTOR, X-RAY IMAGING DEVICE USING SAME, AND DRIVING METHOD THEREFOR - The objective of the present invention is to effectively improve an image lag phenomenon of a direct conversion detector. The present invention provides an X-ray detector comprising: a lower electrode, formed on a substrate, to which a first driving voltage V | 12-29-2016 |
20180020997 | RADIATION DETECTOR AND RADIOGRAPHIC IMAGING DEVICE | 01-25-2018 |
20180021000 | X-RAY DIAGNOSIS APPARATUS | 01-25-2018 |
20180021001 | BONE DENSITOMETER | 01-25-2018 |
20180021004 | RADIATION IMAGE CAPTURING APPARATUS AND RADIATION IMAGE CAPTURING SYSTEM, AND CONTROL METHODS THEREFOR | 01-25-2018 |
20180024079 | IMAGE RECONSTRUCTION METHOD FOR X-RAY MEASURING DEVICE, STRUCTURE MANUFACTURING METHOD, IMAGE RECONSTRUCTION PROGRAM FOR X-RAY MEASURING DEVICE, AND X-RAY MEASURING DEVICE | 01-25-2018 |
20180024253 | MEDICAL IMAGING DETECTOR | 01-25-2018 |
20190145911 | RADIATION IMAGING APPARATUS | 05-16-2019 |
20190145912 | MOBILE IMAGING OF AN OBJECT USING PENETRATING RADIATION | 05-16-2019 |
20190145914 | X-RAY INSPECTION DEVICE | 05-16-2019 |
20220133256 | IMAGE CAPTURE METHOD AND APPARATUS - The present apparatus, system, and method relate to reliably capturing multiple x-ray images for later combination. An exposure shield blocks a portion of the x-rays emitted from a traditional emitter and collimator. The orientation of exposure shield may then be modified to block a second portion of x-rays while ensuring appropriate overlap of the captured images without intentionally moving the emitter or collimator and without the need for a patient to wear protective garb. | 05-05-2022 |