AGFA HEALTHCARE N.V. Patent applications |
Patent application number | Title | Published |
20160084966 | METHOD AND DEVICES FOR OUTPUTTING X-RAY INFORMATION STORED IN A MEMORY PHOSPHOR LAYER - A method and device for reading out X-ray image information stored in a storage phosphor layer with a stimulating light beam includes deflecting the stimulating light beam to alternately move it in a first direction and in a second direction, opposite to the first direction, across the storage phosphor layer. During the movements of the stimulating light beam in the first direction and the second direction, detection emission light emitted by the storage phosphor layer and converting them into corresponding first and second detector signals, respectively. The first and second detector signals are compared with each other. The first and/or second detector signals, which were obtained during the movements of the stimulating light beam across the storage phosphor layer in the first direction and second direction, respectively, are corrected dependent on the results of the comparison. | 03-24-2016 |
20160015354 | METHOD FOR WIRELESS COMMUNICATION OF A DIRECT RADIOGRAPHIC PANEL - A method for wireless communication between a direct radiographic panel and a radiographic workstation includes a processor of the direct radiographic panel detecting the quality of a wireless connection with a reception unit of a radiographic workstation and, in function of the result, deciding to either store the radiographic images in its memory or to forward them. A direct radiographic panel is provided with means for implementing this method. | 01-21-2016 |
20150370783 | METHOD OF USING A SEMANTIC WEB DATA SOURCE IN A TARGET APPLICATION - A method of using a semantic web data source in a target application includes the target application calling the application program interface of a bridge component, and the bridge component retrieves the required data from the semantic web data source, translates the retrieved data semantically and syntactically to reflect the meaning and syntax of the target application, and returns the translated data in the format of the target application. | 12-24-2015 |
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 |
20150356729 | METHOD, APPARATUS AND SYSTEM FOR IDENTIFYING A SPECIFIC PART OF A SPINE IN AN IMAGE - A method, apparatus, and system for reliably identifying a specific part of a spine in an image of a human or animal body, includes the steps of determining one or more parts of the spine in the image, determining one or more discriminative parameters for each of the one or more parts of the spine in the image, the discriminative parameters relating to at least one anatomical property of each of the one or more parts of the spine, classifying the discriminative parameters of the one or more parts of the spine in the image, and identifying a specific part of the spine based on the classification of the discriminative parameters of the one or more parts of the spine in the image. An identified vertebra, in particular the T12 vertebra and/or its associated intervertebral discs, can be used advantageously as a starting point of powerful automatic spine labeling algorithms. | 12-10-2015 |
20150248749 | METHOD AND SYSTEM FOR OPTICAL COHERENCE TOMOGRAPHY - A method and system for acquiring an image of an object using optical coherence tomography using an interferometer and a detector, wherein the object is irradiated with light emitted by the interferometer, light reflected by the object is fed back into the interferometer and detected by the detector, the image of the object is derived from the detected light, and a file containing information, in particular graphical information and/or photographic image information, relating to the object is assigned to and/or correlated with the image of the object. | 09-03-2015 |
20150228072 | METHOD OF ANALYZING AN IMAGE - An image is segmented by subjecting the image to an iterative thresholding operation, and a hierarchical representation of clusters is obtained by analyzing the results of each of the iterative thresholding steps to find clusters of adjacent image elements. A type class is assigned to a leaf cluster of the hierarchical representation and the assigned class is propagated towards the top of the hierarchical representation. Then a mask is generated marking the locations of image elements contained in the top ancestral clusters of a specific type. | 08-13-2015 |
20150154530 | METHOD AND COMPUTER PROGRAM PRODUCT FOR TASK MANAGEMENT ON LATE CLINICAL INFORMATION - When standardized messages including additional clinical information are received by a system for task management on clinical information, the system uses the metadata of the standardized messages to automatically verify if a report already exists for the medical procedure where the additional clinical information belongs to. When a report already exists, a workflow engine is triggered to automatically create in the system a task for the author of the report to verify the existing report in view of the additional clinical information received. Thereby, the sending of manually entered notifications by e-mail or sms is avoided. | 06-04-2015 |
20150066528 | COMPUTER-IMPLEMENTED METHOD AND SYSTEM FOR GENERATING A REPORT - A report generating method and system with different modes to complete a report template such as insertion of a transcribed audio file originating from digital dictation, data base retrieval, text input, input of measurement results. | 03-05-2015 |
20140361201 | APPARATUS, SYSTEM AND METHOD FOR READING OUT X-RAY INFORMATION STORED IN STORAGE PHOSPHOR PANELS - An apparatus, a corresponding system, and a method for reading out X-ray information stored in a storage phosphor panel includes an input device, into which a cassette with a storage phosphor panel therein can be input, and a read-out device, in which the storage phosphor panel can be irradiated with stimulation light and the emission light excited in the storage phosphor panel is detected. In order to enable the cassette that has been input to be locked and/or opened as reliably as possible in conjunction with a simplified construction, at least one mechanical element which can be mechanically driven by a movement of the cassette upon the cassette being input into the input device locks and/or opens the cassette in the input device | 12-11-2014 |
20140284505 | DEVICE AND SYSTEM FOR READING OUT X-RAY INFORMATION STORED IN STORAGE PHOSPHOR PLATES AND STORAGE PHOSPHOR PLATE - A device and a corresponding system for reading X-ray information stored in a storage phosphor plate includes a reading device for irradiating the storage phosphor plate with stimulation light and for detecting emission light stimulated in the storage phosphor plate, and a conveyance device for conveying the storage phosphor plate including at least one roller that can be put into rotation about its rotational axis. In order to guarantee, with a simple structure, the most reliable possible transport of the storage phosphor plate, one or more magnets, more particularly permanent magnets, are arranged in the interior of the cylinder which is formed as a hollow body, more particularly a hollow cylinder. | 09-25-2014 |
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 |
20140218740 | Method and System for Optical Coherence Tomography - The present invention relates to a method as well as a corresponding system ( | 08-07-2014 |
20140204391 | Method and System for Optical Coherence Tomography - The present invention relates to a method as well as a corresponding system ( | 07-24-2014 |
20140203179 | APPARATUS, SYSTEM AND METHOD FOR READING OUT X-RAY INFORMATION STORED IN STORAGE PHOSPHOR PLATES - An apparatus and a corresponding system and method for reading out X-ray information stored in a storage phosphor plate, includes a receiving device, in particular a cassette, for receiving the storage phosphor plate, a removal device for removing the storage phosphor plate from the receiving device, and a reading device for irradiating the storage phosphor plate removed from the receiving device with stimulation light and for detecting emitted light excited thereby in the storage phosphor plate. In order to permit as reliable a removal and/or return of the storage phosphor plate from and to the receiving device as possible while providing a simple design, the removal device has at least one removal element, which can be coupled to the storage phosphor plate and which can move along a curved path | 07-24-2014 |
20140186657 | STORAGE SCREENS FOR MEDICAL RADIOGRAPHY - The present invention concerns a method for the treatment of stimulable phosphors and/or screens for use in diagnosis, in particular medical radiography. The method comprises subjecting the stimulable phosphors and/or screens to an epoxide containing gaseous compound, promptly following their manufacture. By applying the method according to the invention yellowing of the stimulable phosphors and/or screens is prevented in a safe and efficient manner; thereby the disadvantages known as such resulting from such yellowing will not occur. | 07-03-2014 |
20140104619 | System and Method for Optical Coherence Tomography - The invention relates to a system and to a corresponding method for optical coherence tomography having an interferometer ( | 04-17-2014 |
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 |
20140070104 | System, Device and Method for Reading Out X-Ray Information Stored in a Storage Phosphor Plate - The present invention relates to a system, a device as well as a method for reading out X-ray information stored in a storage phosphor plate ( | 03-13-2014 |
20140055448 | 3D Image Navigation Method - Method to navigate through a 3D image by manipulating a navigation device with an incorporated display unit in space and determining the position and orientation of the navigation device in space so a to define a viewpoint and section plane, virtually intersecting the 3D image with said plane, calculating data of a slice image representing the intersection of said 3D image and said plane and displaying said slice image on said display unit part of the navigation device. | 02-27-2014 |
20140049781 | Method and System for Optical Coherence Tomography - The present invention relates to a method as well as a corresponding system for optical coherence tomography in which by means of an optical coherence tomography equipment at least two two-dimensional initial images (S) of an object are acquired in planes of the object that are spaced apart from one another, in particular running parallel to one another, wherein the initial images each comprise a plurality of initial image values. | 02-20-2014 |
20140029014 | System and Method for Optical Coherence Tomography and Method for Calibrating This Type of System - The invention relates to a system and a corresponding method for optical coherence tomography having at least one interferometer for emitting light with which a specimen is irradiated, a specimen arm comprising a specimen objective by means of which light emitted by the interferometer is focussed in a focus lying within the specimen, a detector for collecting light which is reflected by the specimen, and a control unit for controlling the system such that during the collection alight, which is respectively reflected at different depths of the specimen, the imaging properties of the specimen objective are changed. | 01-30-2014 |
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 |
20130342848 | System and Method for Optical Coherence Tomography - The present invention relates to a device and a corresponding method having a light source ( | 12-26-2013 |
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 |
20130308851 | Irradiation Field Recognition - A method to extract irradiation field areas in an X-ray image represented by a digital signal representation comprising the steps of segmenting the image in multiple regions of pixels which have similar local image characteristics, fitting line segments to the boundaries of these regions whereby said line segments correspond with candidate irradiation field boundaries and constitute a segmentation map, classifying regions in said segmentation map into at least two classes, one class being irradiation field and the other class being collimated region on the basis of at least one of local, regional and global image characteristics. | 11-21-2013 |
20130287281 | Method of Removing the Spatial Response Signature of a Two-Dimensional Computed Radiography Detector From a Computed Radiography Image. - Method of removing the spatial response signature of a detector from a computed radiography image by adaptively filtering and spatially warping the characteristic response signature of the detector prior to demodulation. | 10-31-2013 |
20130234048 | Device and Method for Reading Out X-Ray Information Stored in a Fluorescent Storage Layer - The present invention relates to an apparatus and to a corresponding method for reading out X-ray information stored in a storage phosphor layer ( | 09-12-2013 |
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 |
20120038649 | Method and Apparatus for Multimodal Visualization of Volume Data Sets - The invention relates to a method and a corresponding apparatus for multimodal visualization of volume data sets of an object, in particular a patient, comprising the following steps: acquiring a first volume data set of the object with a first imaging modality and a second volume data set of the object with a second imaging modality, said first and second volume data set each comprising a plurality of sample points and values (f | 02-16-2012 |
20110200174 | X-Ray Cassette for a Phosphor Storage Plate and Corresponding System and Method for Reading Out a Phosphor Storage Plate - The invention relates to an X-ray cassette ( | 08-18-2011 |
20110198254 | Receptacle for Receiving a Phosphor Storage Plate and X-Ray Cassette - The invention relates to a receptacle ( | 08-18-2011 |
20110137956 | Method for Canceling Impact of Physical Property Variability on Image Quality Performance of Digital Imaging System - A method for canceling the impact of the physical property variability on the image quality performance of a digital imaging system, obtained during quality control (QC) analysis using a serial numbered quality control (QC) target by applying physical property deviation controlled behaviour model corrections to the raw image quality performance. The serial numbered QC-target used for the QC analysis comprises target-specific, measured physical property data encoded in- or outside of QC-target. | 06-09-2011 |
20110123089 | Method and System for Enhancing Contrast of Spatially-Localized Phenomena in Mammography Image - In a method to enhance the contrast of spatially-localized phenomena in an image such as microcalcifications in a mammogram, a multi-scale decomposition is applied to a digital signal representation of the image thereby generating a number of detail images at different scales, the detail signals pertaining to the spatially-localized phenomena having a common polarity (either negative or positive) being modified at at least one scale. | 05-26-2011 |
20110049397 | Process and apparatus for reading out and erasing X-Ray information stored in storage phosphor layers - A process, and to a corresponding apparatus for reading out and erasing X-ray information stored in storage phosphor layers, comprising the following: irradiating the storage phosphor layer ( | 03-03-2011 |
20110026792 | Method of Enhancing the Contrast of an Image - A method of generating a multiscale contrast enhanced image is described wherein the shape of edge transitions is preserved. Detail images are subjected to a conversion, the conversion function of at least one scale being adjusted for each detail pixel value according to the ratio between the combination of the enhanced center differences and the combination of the unenhanced center differences. Several adaptive enhancement measures are described. | 02-03-2011 |
20110026785 | Method of Segmenting Anatomic Entities in Digital Medical Images - For each of a number of landmarks in an image an initial position of the landmark is defined. Next a neighborhood around the initial position, comprising a number of candidate locations of the landmark is sampled and a cost is associated with each of the candidate locations. A cost function expressing a weighted sum of overall gray level cost and overall shape cost for all candidate locations is optimized. A segmented anatomic entity is defined as a path through a selected combination of candidate locations for which combination the cost function is optimized. | 02-03-2011 |
20100294841 | Device and Method for Identifying an Object - The invention relates to an apparatus ( | 11-25-2010 |
20100292817 | Audio Recording Method - Method of playing an audio file wherein upon interruption of the playing by user interaction, the playing of a predefined part of this audio file preceding the position in the audio file where the playing is interrupted, is resumed. When restarting the recording, it is resumed from the interrupt position. | 11-18-2010 |
20100266183 | Method of Generating a Multiscale Contrast Enhanced IMage - A digital image signal is decomposed into a multi-scale representation comprising detail images and approximation images. Translation difference images are computed by subtracting an approximation image at scale s and a translated version of that approximation image. The values of the translation difference images are non-linearly modified. An amplification image is computed at least one scale as the ratio of a first image being computed by combining the modified translation difference images at the same or smaller scale and a second image created by combining unenhanced translation difference images at the same or smaller scale. Next, an enhanced multi-scale detail representation is computed by modifying at least one scale the detail image according to the amplification image at that scale. An enhanced image representation is computed by applying a reconstruction algorithm to the enhanced multi-scale detail representation. The non-linear modification of the values of the translation difference image is steered by the values of an orientation map which comprises for each pixel on a specific scale a local direction of interest. | 10-21-2010 |
20100226557 | Method of Eliminating Effect of Afterglow on Radiation Image Read Out of Photostimulable Phosphor Screen - Method of eliminating the effect of afterglow on a radiation image read out of a photostimulable phosphor screen. For each pixel the amount of afterglow generated by previously scanned pixels in the same line of pixels is determined and subtracted from the digital signal representation of that pixel. | 09-09-2010 |
20100220911 | Method of Generating a Multiscale Contrast Enhanced Image - At least one approximation image is created of the image at one or multiple scales. Translation difference images are created by pixel-wise subtracting the values of an approximation image at scale s and the values of a translated version of the approximation image. A non-linear modification is applied to the values of the translation difference image (s) and at least one enhanced center difference image at a specific scale is computed by combining the modified translation difference images at that scale or a smaller scale with weights W | 09-02-2010 |
20100195886 | Method of Generating a Multiscale Contrast Enhanced Image - At least one approximation image is created of the image at one or multiple scales. Translation difference images are created by pixel-wise subtracting the values of an approximation image at scale s and the values of a translated version of the approximation image. A non-linear modification is applied to the values of the translation difference image (s) and at least one enhanced center difference image at a specific scale is computed by combining the modified translation difference images at that scale or a smaller scale with weights w | 08-05-2010 |
20100189375 | Method and System for Changing Image Density and Contrast - At least one of two enhancement methods for changing contrast and/or density are applied to an image. According to a first enhancement method the window width/level settings of the image are modified and according to a second enhancement method density and contrast of the image are modified by modifying a multi-scale representation of the image whereby modification is derived from at least two gradient functions determined at different scales, a gradient function at a specific scale specifying the dependency of contrast amplification at said scale as a function of density. The amount of modification obtained by applying either of said first and second enhancement methods is determined by the amount of movement of at least one indicium. | 07-29-2010 |
20100189320 | Method of Segmenting Anatomic Entities in 3D Digital Medical Images - For each of a number of landmarks in an image an initial position of the landmark is defined. Next a neighborhood around the initial position comprising a number of candidate locations of the landmark, is sampled and a cost is associated with each of the candidate locations. A cost function expressing a weighted sum of overall gray level cost and overall shape cost for all candidate locations is optimized. A segmented anatomic entity is defined as a path through a selected combination of candidate locations for which combination the cost function is optimized. During optimization towards the optimal segmented surface/volume graph traversal methods are exploited. | 07-29-2010 |
20100149543 | Method and System for Optical Coherence Tomography - A method and to a corresponding system for optical coherence tomography, light, with which a specimen ( | 06-17-2010 |
20100135554 | Method and Apparatus for Determining Medical Image Position - A method and a corresponding apparatus for determining a position in an image, in particular a medical image enables a reliable determination of positions of interest in images of a variety of structures by displaying a volume rendering of image data acquired from an object, in particular a patient, pointing at a structure of interest displayed in the volume rendering of the image data, generating a viewing ray profile comprising information characterizing a ray running through said structure of interest, selecting a contextual profile from various contextual profiles, each of said contextual profiles comprising a representative ray profile representing a viewing ray profile of a structure, in particular an anatomical structure, and comprising profile information, and determining a position within said structure of interest based on said profile information of said selected contextual profile in the case that the representative ray profile of said selected contextual profile is matching with at least a part of said viewing ray profile. | 06-03-2010 |
20100104151 | Method for Deriving Amount of Dense Tissue from Mammographic Image - A region of interest in the image is determined and for each pixel in each location (x,y) in that region of interest a value h | 04-29-2010 |
20100097616 | System and Method for Optical Coherence Tomography - The invention relates to a system and to a corresponding method for optical coherence tomography having an interferometer ( | 04-22-2010 |
20100091295 | System and Method for Optical Coherence Tomography - The invention relates to a system and to a corresponding method for optical coherence tomography having an interferometer ( | 04-15-2010 |
20100067022 | System for Optical Coherence Tomography - The invention relates to a system for optical coherence tomography having an interferometer ( | 03-18-2010 |
20100046814 | Method for Mass Candidate Detection and Segmentation in Digital Mammograms - A basic component of Computer-Aided Detection systems for digital mammography comprises generating candidate mass locations suitable for further analysis. A component is described that relies on filtering either the background image or the complementary foreground mammographic detail by a purely signal processing method on the one hand or a processing method based on a physical model on the other hand. The different steps of the signal processing approach consist of band-pass filtering the image by one or more band pass filters, multidimensional clustering, iso-contouring of the distance to centroid of the one or more filtered values, and finally candidate generation and segmentation by contour processing. The physics-based approach also filters the image to retrieve a fat-corrected image to model the background of the breast, and the resulting image is subjected to a blob detection filter to model the intensity bumps on the foreground component of the breast that are associated with mass candidates. | 02-25-2010 |
20100033726 | System and Method for Optical Coherence Tomography - The invention relates to a system and to a corresponding method for optical coherence tomography having an interferometer ( | 02-11-2010 |
20100027029 | System and Method for Optical Coherence Tomography and Method for Calibrating Said Type of System - The invention relates to a system and to a corresponding method for optical coherence tomography having an interferometer ( | 02-04-2010 |
20100027024 | System and Method for Optical Coherence Tomography - The invention relates to a system and to a corresponding method for optical coherence tomography having a light source ( | 02-04-2010 |
20100027021 | System for Optical Coherence Tomography - The invention relates to a system for optical coherence tomography having an interferometer ( | 02-04-2010 |
20100027020 | System and Method for Optical Coherence Tomography - The invention relates to a system and to a corresponding method for optical coherence tomography having an interferometer ( | 02-04-2010 |
20090294707 | Apparatus for Reading out X-Ray Information Stored in Storage Phosphor Plates - An apparatus ( | 12-03-2009 |
20090294706 | Apparatus for Reading out X-Ray Information Stored in Storage Phosphor Plates - An apparatus ( | 12-03-2009 |
20090287741 | System and method for generating evaluation data - The invention relates to a system ( | 11-19-2009 |
20090164669 | Method for Setting Up Data Link Between Medical Appliances and Computer System - A method and system of setting up a data link between medical appliances (M | 06-25-2009 |
20090052631 | System and Method for Information Embedding and Extraction in Phantom Targets for Digital Radiography Systems - A system and method for embedding in a phantom target used in digital radiography systems information specific to the phantom target, such as serial number, phantom target type, precision landmarks, composition, physical properties of the dedicated targets and the like. The information is encoded and represented by small holes in the phantom target that can easily and unambiguously be detected by decoding-software acting on the radiation image of the phantom target. A look-up table or any other flexible data structure defines the functionality of the holes detected based on their image-location. Regions of interest can be located based on an internal coordinate system defined accurately by the sub-pixel position of the hole centres. | 02-26-2009 |
20090002366 | Method and Apparatus for Volume Rendering of Medical Data Sets - A method and a corresponding apparatus for volume rendering of medical data sets comprises a display ( | 01-01-2009 |
20080288429 | Adaptable Clinical Workflow - Method of generating a number of steps constituting an adaptable clinical workflow based on a recursive approach in which for each step of the workflow the following steps are executed: Selecting a number of knowledge bases to be included in a reasoning step on the basis of (a) goal(s), generating (a) query(ies) taking into account the goal(s), applying the selected knowledge bases and the generated queries to a reasoning engine so as to generate a solution, interpreting this solution by translating the solution given in a formal representation into (an) executable action(s) for the current step in the clinical workflow. | 11-20-2008 |
20080273667 | Scatter-Poor Dosimeter Support Device and Method of Operation - An apparatus and method for an X-ray dosimeter support, comprises of a material-poor support-layer, held by a frame elevated by at least one foot, comprising optimization for low back-scatter, high measurement-repeatability and ease of assembly and disassembly. | 11-06-2008 |
20080251708 | Method of Determining Sensitivity of Radiation Detector - Each of the detectors of a detector inventory are subjected to an identical flat field exposure to generate a radiation mage in each of the detectors, from the radiation images the overall field distribution is determined and neutralized in the images, next the sensitivity is determined. | 10-16-2008 |
20080219539 | Method for Neutralizing Image Artifacts Prior to Determination of Signal-to-Noise Ratio in CR/DR Radiography Systems - A method for neutralizing the non-noise correlated, multiplicative image-artifacts introduced by the X-ray exposure, the detector or the digitizer prior to the determination of the Signal-to-Noise Ratio or the (Normalized) Noise Power Spectrum in CR/DR radiography systems. This method uses statistical techniques and the photon-noise physical model to correct the raw, digital image-data obtained in the selected region of interest (roi) for evaluation during quality control (QC). | 09-11-2008 |