Patent application number | Description | Published |
20090028409 | X-RAY COMPUTED TOMOGRAPHY APPARATUS AND IMAGE PROCESSING APPARATUS - An X-ray tube generates X-rays. An X-ray detector detects X-rays generated from the X-ray tube and transmitted through an object to be examined. A rotating frame continuously rotates the X-ray tube and the X-ray detector around the object. A reconstruction unit reconstructs a plurality of first volume data sets with different scan times for the same scan area of the object on the basis of an output from the X-ray detector. An image processing unit generates single second volume data set corresponding to a maximum value, an average value, a median value, or minimum value of the plurality of reconstructed first volume data sets in the temporal direction. | 01-29-2009 |
20090202035 | X-RAY CT APPARATUS AND TOMOGRAPHY METHOD - An index-value detecting unit detects an index value that indicates a contrast medium density in a Region Of Interest (ROI) set on an image reconstructed during a scan. A switch-timing detecting unit detects an inflection point appearing on a curve that indicates temporal variations in the contrast medium density in the ROI, based on an index value detected by the index-value detecting unit. An imaging control unit then performs control so as to skip the rest of a scanning plan in execution and to start the next scanning plan when the switch-timing detecting unit detects an inflection point. | 08-13-2009 |
20090252286 | X-RAY CT APPARATUS AND CONTROL METHOD OF X-RAY CT APPARATUS - An X-ray CT apparatus has an irradiate unit, a determination unit, and a displaying unit. The irradiate unit irradiates an X-ray. The determination unit determinates a tube current value modulation to extend to a body axis direction in a predetermined rotation angle of the irradiate unit based on an index value to show a dispersion of CT values in required area in a reconstructed image, and a scan condition. The displaying unit aligns and displays an image of the index value and an image of the tube current value modulation on an image used for positioning. | 10-08-2009 |
20100064437 | MAT FOR MEDICAL IMAGE DIAGNOSIS APPARATUS AND BED FOR MEDICAL IMAGE DIAGNOSIS APPARATUS - A medical image diagnosis apparatus mat for laying a subject when imaging a medical image is configured so that a face on which the subject is laid can be switched between a state of a flat plate having a predetermined thickness and a state of a plate having the predetermined thickness and having a recessed part. | 03-18-2010 |
20100292570 | MEDICAL IMAGING APPARATUS AND MEDICAL IMAGING METHOD - An injection part injects a contrast agent into a subject. An image acquiring part images the subject with the contrast agent injected, and acquires a plurality of image data with different imaging times. A pixel value calculator obtains a pixel value within a region of interest set in each of the image data acquired by the image acquiring part, for each of the image data. An injection controller controls injection of the contrast agent by the injection part in accordance with the pixel value obtained for each of the image data. | 11-18-2010 |
20110019793 | X-RAY CT APPARATUS AND METHOD FOR CONTROLLING X-RAY TUBE - This embodiment is provided with a detector configured to detect an X-ray radiated from an X-ray tube, a reconstructing part configured to reconstruct an image from projection data based on the detection by the detector, an acquiring part configured to acquire a parameter indicating the status of a scan, a determining part configured to determine whether the parameter acquired by the acquiring part during the scan is included within a reference range, and a controller configured to change the size of a focal point of an electron beam to a different size depending on the determination result during the scan with reference to the result of the determination by the determining part. | 01-27-2011 |
20110158380 | X-RAY COMPUTED TOMOGRAPHY APPARATUS - In one embodiment, an X-ray computed tomography apparatus includes an X-ray tube, an X-ray detector, a rotating mechanism, a high voltage generating unit, a reconstruction processing unit, a projection image generating unit configured to generate a projection image based on output from the X-ray detector, an image display unit, and a fluoroscopy control unit configured to control the rotating mechanism, the high voltage generating unit, the X-ray detector, the projection image generating unit and the image display unit to implement stereo fluoroscopy. | 06-30-2011 |
20110311021 | MEDICAL IMAGE DISPLAY APPARATUS AND X-RAY COMPUTED TOMOGRAPHY APPARATUS - According to one embodiment, a medical image display apparatus includes a thin-out processing unit configured to execute thin-out processing for a series of original medical images, a display unit configured to display the series of medical images generated by the thin-out processing as a moving image and a control unit. The control unit controls the thin-out processing unit to change thin-out ratios on a time axis in the thin-out processing. | 12-22-2011 |
20120020452 | MEDICAL IMAGE DISPLAY APPARATUS AND X-RAY COMPUTED TOMOGRAPHY APPARATUS - According to one embodiment, a medical image display apparatus includes an image storage unit configured to store data of a series of medical images constituting a moving image associated with an object, and a reproduction control unit configured to perform read control of the image storage unit to alternately and repeatedly reproduce and display some of the series of medical images corresponding to a partial period in one cycle associated with cyclic motion of the object in a forward direction and a backward direction. | 01-26-2012 |
20120093278 | MEDICAL IMAGE PROCESSING APPARATUS AND X-RAY COMPUTED TOMOGRAPHY APPARATUS - According to one embodiment, it is an subject to reduce the occasion that a region of interest falls outside an image due to the influence of respiratory motion or pulsation. A medical image processing apparatus causes an slice image generation unit to generate a series of slice images from a series of volume data files associated with a three-dimensional region of an subject, and causes a slice position determination unit to determine each of a plurality of slices respectively corresponding to the slice images based on the position of a specific region included in the plurality of volume data files. | 04-19-2012 |
20120250966 | X-RAY CT APPARATUS AND IMAGE PROCESSING METHOD - An X-ray CT apparatus according to an exemplary embodiment includes: a specifying unit that specifies the position of a lesion and the position of a surrounding site positioned in a surrounding of the lesion, from pieces of image data of the inside of the patient corresponding to the mutually-different temporal phases; a movement information calculating unit that calculates movement information related to movements of the lesion and the surrounding site, based on the positions of the lesion and the surrounding site specified by the specifying unit; and a relative relationship calculating unit that calculates a relative relationship between the movement information of the lesion and the movement information of the surrounding site calculated by the movement information calculating unit. | 10-04-2012 |
20120313933 | IMAGE PROCESSING SYSTEM, IMAGE PROCESSING APPARATUS, AND IMAGE PROCESSING METHOD - According to one embodiment, an image processing system includes an acquisition unit, a determination unit, and an output unit. The acquisition unit acquires a rendering condition used for generating a parallax image group from volume data. The determination unit sets corresponding information for causing a space coordinate of a stereoscopic image viewed stereoscopically by referring to a stereoscopic display device that displays the parallax image group to correspond to a space coordinate of a captured site in the volume data based on the rendering condition and a display size and determines a scale for converting a length in a space of the stereoscopic image into a length in a space of the captured site based on the corresponding information. The output unit performs output control such that the scale is displayed. | 12-13-2012 |
20120313943 | IMAGE PROCESSING SYSTEM AND METHOD THEREOF - An image processing system according to an embodiment includes a first image creating unit, a second image creating unit, and a display controller. The first image creating unit creates a first image by performing a rendering processing on volume data which is three-dimensional medical image data. The second image creating unit creates a second image having a different stereoscopic effect from the first image by performing the rendering processing on the volume data. The display controller that controls to display the first image and the second image in a designated region that is designated in a display surface of a display unit and a background region other than the designated region, respectively. | 12-13-2012 |
20120320167 | IMAGE PROCESSING SYSTEM AND METHOD - An image processing system according to an embodiment includes a display unit capable of displaying stereoscopic images by displaying a group of parallax images and a display control unit. The display control unit displays an operation screen for receiving operations on medical image data on the display unit, displays selection information for selecting medical image data on the operation screen, and controls whether the selection information will be displayed as a stereoscopic image or a planar image depending on the content of medical image data selected by the selection information. | 12-20-2012 |
20120327080 | IMAGE PROCESSING SYSTEM, TERMINAL DEVICE, AND IMAGE PROCESSING METHOD - An image processing system according to an embodiment is an image processing system having a terminal device including a display unit that displays a medical image. The image processing system includes an acquiring unit and a display controller. The acquiring unit acquires a position of the terminal device relative to a predetermined target. The display controller causes the display unit to display a medical image in accordance with the relative position of the terminal device relative to the target acquired by the acquiring unit. | 12-27-2012 |
20120327198 | IMAGE PROCESSING SYSTEM, APPARATUS, AND METHOD - An image processing system according to an embodiment includes a stereoscopic display device, a transform unit, an image generating unit, and a display control unit. The transform unit reduces or enlarges volume data which is three-dimensional (3D) image data such that among scales of a stereoscopic image assumed to be displayed on the stereoscopic display device using a parallax image group obtained from the volume data, a scale in a depth direction on a display surface of the stereoscopic display device is substantially the same as a scale in another direction which is a direction other than the depth direction. The image generating unit generates a parallax image group by performing a rendering process on transformed volume data. The display control unit causes the parallax image group to be displayed on the stereoscopic display device. | 12-27-2012 |
20130021331 | IMAGE PROCESSING SYSTEM, IMAGE PROCESSING APPARATUS, AND IMAGE PROCESSING METHOD - According to one embodiment, an image processing system includes a stereoscopic display device and a control unit. The stereoscopic display device is configured to display a stereoscopic image viewed by an observer stereoscopically by displaying a predetermined parallax number of parallax images. The control unit is configured to perform control, when generating the predetermined parallax number of parallax images from volume data that is three-dimensional medical image data, so as to change a parallactic angle between parallax images based on the shape of a subject portion and to display a predetermined parallax number of parallax images at the parallactic angle thus changed on the stereoscopic display device. | 01-24-2013 |
20130021336 | IMAGE PROCESSING SYSTEM, IMAGE PROCESSING DEVICE, IMAGE PROCESSING METHOD, AND MEDICAL IMAGE DIAGNOSTIC DEVICE - An image processing system according to an embodiment includes a stereoscopic display device, a receiving unit, and a display controller. The stereoscopic display device displays a stereoscopic image that is capable of being viewed stereoscopically using a parallax image group as a plurality of parallax images generated by performing rendering processing on volume data as three-dimensional medical image data. The receiving unit receives a region of interest in the stereoscopic image. The display controller causes the stereoscopic display device to display the parallax image group that has been generated by performing the rendering processing on the volume data based on a plurality of viewpoint positions of which sight line directions intersect with one another at a position of the volume data that corresponds to the region of interest received by the receiving unit. | 01-24-2013 |
20130076783 | MEDICAL IMAGE DISPLAY APPARATUS AND PROGRAM - According to one embodiment, a medical image display apparatus includes at least a time information obtaining unit, an image storage unit, a display unit, a display unit, and an indicating unit. The time information obtaining unit obtains information on a scan sequence and obtains scan time information as information of a time when a medical image is picked up in accordance with the scan sequence. The image storage unit stores the scan time information in association with the medical image. The display unit simultaneously displays the medical image including the scan time information stored in the image storage unit and a time chart indicating the scan sequence. When a predetermined medical image displayed on the display unit is selected, the indicating unit displays an image indicating a time position on the time chart corresponding to the scan time information included in the medical image. | 03-28-2013 |
20130176404 | IMAGE PROCESSING APPARATUS, IMAGE PROCESSING METHOD, AND MEDICAL IMAGE DIAGNOSIS APPARATUS - An image processing apparatus according to an embodiment includes a reception unit and a storing unit. The reception unit receives a capturing instruction to capture a stereoscopic image being displayed stereoscopically. If the reception unit receives the capturing instruction, the storing unit stores a plurality of parallax images used for displaying the stereoscopic image being displayed stereoscopically in a manner associated with one another as captured images in a predetermined storage device. | 07-11-2013 |
20130181977 | SYSTEM, APPARATUS, AND METHOD FOR IMAGE PROCESSING AND MEDICAL IMAGE DIAGNOSIS APPARATUS - In an image processing system, a selecting unit selects a group of reference parallax images to be used as a reference, from among a plurality of groups of parallax images generated from image data taken chronologically; an image quality changing unit changes an image quality of at least one selected from between the selected group of reference parallax images and a group of parallax images contained in the groups of parallax images; and a display control unit causes images to be displayed that are formed by combining the group of parallax images contained in the groups of parallax images with the image-quality-changed group of reference parallax images, or by combining the selected group of reference parallax images with the image-quality-changed group of parallax images, or by combining together the image-quality-changed group of reference parallax images and the image-quality-changed group of parallax images contained in the groups of parallax images. | 07-18-2013 |
20130181978 | IMAGE PROCESSING SYSTEM, IMAGE STORAGE DEVICE, AND MEDICAL IMAGE DIAGNOSTIC APPARATUS - An image processing system according to an embodiment includes an image storage device and a playing control device. The image storage device stores four-dimensional data that is a sequential volume data group chronologically acquired and control information for controlling playing of the four-dimensional data. The playing control device acquires the sequential volume data group and the control information from the image storage device and successively plays the sequential volume data group according to the control information. The control information contains identification information that identifies that data is volume data that belongs to the sequential volume data group acquired chronologically and identification information that identifies that volume data that is used as a reference for successive playing from among the sequential volume data group is reference volume data. | 07-18-2013 |
20130181979 | IMAGE PROCESSING SYSTEM, APPARATUS, AND METHOD AND MEDICAL IMAGE DIAGNOSIS APPARATUS - In an image processing system according to an embodiment, a display unit simultaneously displays a predetermined number of parallax images. A parallax image generation control unit performs control such that a group of parallax images of point-of-view positions which are larger in number than the predetermined number is generated. A display control unit classifies the group of the parallax images into a first parallax image sub group including a set of parallax images whose point-of-view positions are discontinuous to each other and a second parallax image sub group including parallax images whose point-of-view positions are between the set of the parallax images, and performs control such that the display unit displays the first parallax image sub group and the second parallax image sub group while switching the first parallax image sub group and the second parallax image sub group at a predetermined switching speed. | 07-18-2013 |
20130182084 | SYSTEM, APPARATUS, AND METHOD FOR IMAGE DISPLAY AND MEDICAL IMAGE DIAGNOSIS APPARATUS - An image display system according to an embodiment includes a controlling apparatus and a display apparatus. The controlling apparatus includes a judging unit and a switching control unit, whereas the display apparatus includes a switching unit. Based on information related to viewing of an image, the judging unit judges whether the image to be displayed by the display apparatus is an image for a stereoscopic view or an image for a planar view. The switching control unit exercises control so as to switch the display apparatus into a stereoscopic view mode or a planar view mode, according to a judgment result of the judging unit. The switching unit switches the display apparatus into the stereoscopic view mode or the planar view mode, according to the control of the switching control unit. | 07-18-2013 |
20130208851 | MEDICAL IMAGE DIAGNOSTIC APPARATUS - Provided is a medical image diagnostic apparatus, including: a collection unit for collecting data by performing irradiation of X-rays to a body part of a subject who is moving a joint; a processing unit for processing the collected data to form a plurality of internal images indicating the body part of the subject; an input unit for inputting occurrence information indicating a biological reaction that accompanies movement of the joint; a display control unit for displaying information on a display unit; and a control unit for controlling at least one of the collection unit, the processing unit, and the display control unit based on the input occurrence information. | 08-15-2013 |
20130208855 | MEDICAL IMAGE DIAGNOSTIC APPARATUS - Provided is a medical image diagnostic apparatus, including: an internal image acquiring unit for acquiring a plurality of internal images different in time phase by irradiating a body part of a subject with X-rays; an outer appearance image acquiring unit for acquiring an outer appearance image by photographing the body part of the subject; an analysis unit for analyzing the outer appearance image to acquire first shape information indicating a shape of the body part of the subject and analyzing each of the plurality of internal images to acquire second shape information indicating a shape of the body part of the subject; and a display control unit for displaying the outer appearance image and the each of the plurality of internal images by superimposing one on another so that the body part of the subject included in the outer appearance image and the body part of the subject included in the each of the plurality of internal images are located in the same position based on the first shape information and the second shape information. | 08-15-2013 |
20130223585 | X-RAY CT SYSTEM AND CONTROL PROGRAM - The X-ray CT system and control program thereof according to the embodiment comprise an X-ray tube, a collimator, and a controller. The X-ray tube has an emission surface of X-rays and is configured such that the size of an effective focal spot that is the apparent size of the emission surface when the emission surface is observed from the side where X-rays are irradiated is made smaller at one end of a cone angle and the size of the effective focal spot is made increasingly larger at the other end of the cone angle. The controller is configured to select the effective focal spot with any size from small to large by controlling the collimator. | 08-29-2013 |
20130223586 | MEDICAL IMAGE PROCESSING APPARATUS - The medical image processing apparatus according to the embodiment comprises a photographing unit that scans the flexible sites of the living body including the plurality of components and obtains the projected data, a reconstruction processing unit that carries out reconstruction processing on the projected data and generated first image data of the plurality of timing points of the flexible sites, and an analyzing unit that compares the first image data of the plurality of timing points and the second image data showing the flexible sites, thereby specifying the data with the timing point shown in the second image data from among the first image data of the plurality of timing points. | 08-29-2013 |
20130223589 | MEDICAL IMAGE PROCESSING APPARATUS - Provided is a medical image processing apparatus allowing the generation of image data by changing the reconstruction conditions in correspondence with the positional relation of an observation target based on the projected data chronologically acquired by an X-ray CT scanner. The medical image processing apparatus includes a photographing unit, a reconfiguration processing unit, an extracting unit, and an analyzing unit. The photographing unit scans the flexible site of the living body configured from multiple parts in order to acquire projected data. The reconfiguration processing unit carries out reconfiguration processing on the projected data and generates image data of the flexible site regarding the plurality of timing points. The extracting unit extracts the plurality of components configuring the flexible site from the respective image data. The analyzing unit obtains the positional relation of the plurality of components. | 08-29-2013 |
20140028669 | SYSTEM, APPARATUS, AND METHOD FOR IMAGE PROCESSING - According to one embodiment, an image processing system includes a stereoscopic display device and an image processing apparatus. The stereoscopic display device is configured to enable a stereoscopic image constituted by using a predetermined parallax number of parallax images to be stereoscopically viewed. The image processing apparatus comprises a rendering processor configured to apply rendering processing to volume data serving as three-dimensional medical image data, a rendering processing controller configured to control the rendering processor so as to generate from the volume data a parallax image group composed of the predetermined parallax number or more of parallax images, and a storage controller configured to store in a memory the parallax image group generated by the rendering processor. The stereoscopic display device is configured to display the stereoscopic image constituted by selecting the predetermined parallax number of parallax images out of the parallax image group stored in the memory. | 01-30-2014 |
20140035914 | IMAGE PROCESSING SYSTEM, IMAGE PROCESSING APPARATUS, AND IMAGE PROCESSING METHOD - According to an embodiment, an image processing system includes an accepting unit, an acquisition unit, a measuring unit), and an output unit. The accepting unit accepts the setting of two coordinates in a stereoscopic image of a subject displayed on a stereoscopic image display device. The acquisition unit acquires volume data coordinates that are coordinates corresponding to stereoscopic image coordinates indicating the accepted coordinates. The measuring unit executes a measuring process of measuring the distance between the two coordinates accepted by the accepting unit, based on the volume data coordinates acquired by the acquisition unit. The output unit outputs a result of measurement by the measuring unit. | 02-06-2014 |
20140037047 | X-RAY CT APPARATUS - An X-ray CT apparatus includes an X-ray tube, an X-ray detector, and a control unit. The X-ray detector includes at least two divided ranges. One range includes a small detection range in which X-ray detection elements of a small size for detecting the X-rays radiated from the X-ray tube are arrayed. The other range includes a large detection range in which the X-ray detection elements of a large size for detecting the X-rays radiated from the X-ray tube are arrayed. The control unit is configured to select the small detection range or the large detection range. The X-ray CT apparatus can efficiently achieve high resolution upon imaging and, further, is capable of fully utilizing X-ray detection elements of a small detector size. | 02-06-2014 |
20140132597 | SYSTEM, APPARATUS, AND METHOD FOR IMAGE PROCESSING AND MEDICAL IMAGE DIAGNOSIS APPARATUS - In an image processing apparatus, an extracting unit extracts mutually the same region of interest from each of a plurality of pieces of three-dimensional image data corresponding to mutually-different time phases. Further, a position determining unit determines, on the basis of feature points included in the pieces of three-dimensional image data, a position used for superimposing together the regions of interest extracted by the extracting unit from the pieces of three-dimensional image data, in substantially the same position of a subject. After that, a display controlling unit changes a display format of each of the regions of interest extracted by the extracting unit from the pieces of three-dimensional image data so as to be mutually different and causes a superimposed image to be displayed by superimposing the regions of interest together in the position determined by the position determining unit. | 05-15-2014 |
20140132605 | SYSTEM, APPARATUS, AND METHOD FOR IMAGE PROCESSING AND MEDICAL IMAGE DIAGNOSIS APPARATUS - An image processing system according to an aspect includes a receiving unit, an estimating unit, a rendering processing unit, and a display controlling unit. The receiving unit receives an operation to apply a virtual force to a subject shown in a stereoscopic image. The estimating unit estimates positional changes of voxels contained in volume data, based on the force received by the receiving unit. The rendering processing unit changes positional arrangements of the voxels contained in the volume data based on a result of the estimation by the estimating unit and newly generates a group of disparity images by performing a rendering process on post-change volume data. The display controlling unit causes a stereoscopic display apparatus to display the group of disparity images newly generated by the rendering processing unit. | 05-15-2014 |
20140253544 | MEDICAL IMAGE PROCESSING APPARATUS - A medical image processing apparatus, which makes it possible to simply ascertain a positional relationship between images referenced for diagnostic purposes, is provided. The medical image processing apparatus in the embodiments comprises an acquisition unit, an image formation unit, a generating unit, a display and a controller. The acquisition unit scans a subject, and acquires three-dimensional data. The image formation unit forms a first image and a second image by reconstructing the acquired data according to first image generation conditions and second image generation conditions. The generating unit generates positional relationship information indicating the positional relationship between the first image and second image, based on the acquired data. The controller causes display information, based on the positional relationship information, to be displayed on the display. | 09-11-2014 |