Patents by Inventor Satoshi Wakai
Satoshi Wakai has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 8890521Abstract: A magnetic resonance diagnosis apparatus automatically calculates an application region of a prepulse based on image data including a region of interest of an object generated before application of a prepulse. The prepulse is applied to the automatically calculated application region. A magnetic resonance signal is then received from a region including the region of interest, and magnetic resonance spectrum data is generated indicative of concentration distribution of metabolic substances in the region of interest.Type: GrantFiled: November 21, 2011Date of Patent: November 18, 2014Assignees: Kabushiki Kaisha Toshiba, Toshiba Medical Systems CorporationInventors: Kensuke Shinoda, Satoshi Wakai
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Publication number: 20140323858Abstract: A medical image diagnostic apparatus according to an embodiment includes an estimation unit, an extraction unit, and a specifying unit. The estimation unit estimates a position of a plaque in a blood vessel based on data of CT images constituting a time series, with the blood vessel being enhanced by a contrast medium. The extraction unit extracts regions constituting the blood vessel from the CT images. The specifying unit specifies stress values respectively corresponding to the regions based on a moving displacement due to cardiac pulsation in each of the regions, and specifies an exfoliation risk of the plaque based on an index indicating hardness of the plaque and the stress value in the region corresponding to the position of the plaque.Type: ApplicationFiled: July 11, 2014Publication date: October 30, 2014Applicants: Kabushiki Kaisha Toshiba, Toshiba Medical Systems CorporationInventors: Hideaki ISHII, Satoshi WAKAI, Kazumasa ARAKITA, Takuma IGARASHI, Yasuko FUJISAWA, Shigeo KAMINAGA, Kenji HIROHATA, Junichiro OOGA
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Publication number: 20140161339Abstract: According to one embodiment, a radiotherapy information generation apparatus includes a region specific unit and a planning estimation unit. The region specific unit is configured to specify at least one area defined with respect to a tumor by analysis processing of diagnostic image data. The planning estimation unit is configured to display estimation information of planned dose values calculated based on the area and expected dose values of a radiation. Further, according to another embodiment, a radiotherapy information generation method includes specifying at least one area defined with respect to a tumor by analysis processing of diagnostic image data; and displaying estimation information of planned dose values calculated based on the area and expected dose values of a radiation.Type: ApplicationFiled: February 12, 2014Publication date: June 12, 2014Applicants: Toshiba Medical Systems Corporation, Kabushiki Kaisha ToshibaInventor: Satoshi WAKAI
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Publication number: 20140133632Abstract: A medical image control system includes a medical image diagnostic apparatus and a mobile terminal. The medical image diagnostic apparatus includes a collecting unit, a distributing unit, and a reflecting unit. The collecting unit captures a subject based on predetermined image capturing conditions to collect time-series image data. The distributing unit distributes the time-series image data to the mobile terminal at least when the collecting unit collects the time-series image data. The reflecting unit receives control information and reflects the received control information to a process. The mobile terminal includes a replaying unit and a control information transmitting unit. The replaying unit receives the time-series image data distributed and replay the received time-series image data.Type: ApplicationFiled: January 22, 2014Publication date: May 15, 2014Applicants: Toshiba Medical Systems Corporation, Kabushiki Kaisha ToshibaInventors: Satoshi Wakai, Satoshi Ikeda, Megumu Fukuda, Takeshi Ezumi, Shinya Sugiyama, Megumu Fujiwara
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Publication number: 20140035910Abstract: A medical image diagnosis system according to an embodiment includes a determining unit, a rendering processing unit, and an output unit. The determining unit is configured to, based on information related to a stereoscopic function of a display unit connected to an output target apparatus serving as an output target, determine a parallax image number of images that are for realizing a stereoscopic view and are to be displayed by the display unit. The rendering processing unit is configured to generate rendering images corresponding to the parallax image number, by performing a rendering process on volume data that represents three-dimensional medical images. The output unit is configured to output the rendering images corresponding to the parallax image number to the output target apparatus, as the images that are for realizing the stereoscopic view and are to be simultaneously displayed by the display unit.Type: ApplicationFiled: October 8, 2013Publication date: February 6, 2014Applicants: Toshiba Medical Systems Corporation, Kabushiki Kaisha ToshibaInventors: Satoshi WAKAI, Yoshiyuki Kokojima
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Publication number: 20140028669Abstract: 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.Type: ApplicationFiled: September 27, 2013Publication date: January 30, 2014Applicants: Toshiba Medical Systems Corporation, Kabushiki Kaisha ToshibaInventors: Shinsuke TSUKAGOSHI, Satoshi WAKAI, Yoshiyuki KOKOJIMA, Go MUKUMOTO
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Patent number: 8594413Abstract: According to one embodiment, an image processing apparatus comprises a storage unit, a specifying unit, a calculation unit, and a display unit. The storage unit stores a three-dimensional image associated with a cardiac region of a subject. The specifying unit specifies a plurality of cardiac valves from a vascular region included in the three-dimensional image by image processing. The calculation unit calculates index values indicating open/close degrees of the cardiac valves. The display unit displays the index values.Type: GrantFiled: January 4, 2012Date of Patent: November 26, 2013Assignees: Kabushiki Kaisha Toshiba, Toshiba Medical Systems CorporationInventors: Yoshifumi Yamagata, Tomohiro Kawasaki, Satoshi Wakai
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Publication number: 20130287282Abstract: To provide an image processing display and an image processing display program that is able to prevent interference with catheter treatment even when the distal end of a catheter is located behind a treatment apparatus on X-ray fluoroscopic images. The image processing display according to embodiments displays X-ray fluoroscopic images to be obtained by looking through a region including blood vessels using X-rays during treatment, and comprises a treatment apparatus image extractor and an image processor. The treatment apparatus image extractor, based on X-ray fluoroscopic images, extracts treatment apparatus images representing the treatment apparatus having the property of absorbing X-rays. The image processor determines the distal end position of the catheter to superimpose and display images representing the determined distal end position of the catheter on the region of the X-ray fluoroscopic images showing the treatment apparatus.Type: ApplicationFiled: August 10, 2012Publication date: October 31, 2013Applicants: Toshiba Medical Systems Corporation, Kabushiki Kaisha ToshibaInventors: Tetsuya Yokota, Tomohiro Kawasaki, Satoshi Wakai
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Publication number: 20130259336Abstract: A medical image processing system includes an angiographic image acquisition unit, a volume data generation unit, a vessel extraction unit, a sorting unit, and an image synthesis unit. The angiographic image acquisition unit acquires an angiographic image on a region including a blood vessel. The volume data generation unit three-dimensionally reconstructs the angiographic image to generate volume data. The vessel extraction unit extracts blood vessels on the basis of the volume data. The sorting unit sorts collateral circulations and ischemic blood vessels on the basis of the blood vessels. The image synthesis unit applies different image processes to the collateral circulations and the ischemic blood vessels, and generates a synthesized image.Type: ApplicationFiled: June 3, 2013Publication date: October 3, 2013Applicants: TOSHIBA MEDICAL SYSTEMS CORPORATION, KABUSHIKI KAISHA TOSHIBAInventor: Satoshi WAKAI
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Patent number: 8542891Abstract: Positioning images are created by a projection-image creating unit before imaging, and the positioning images are grouped and stored by a projection-image storage unit for each preset. When imaging is started, a positioning-information calculating unit calculates positioning parameters using the positioning images stored in the projection-image storage unit. An analysis-image-for-synthesis creating unit creates an analysis image using the positioning parameters, and an analysis-image synthesizing and displaying unit synthesizes the analysis image with a live image and displays a synthesized image. When an imaging direction of an X-ray angiography apparatus is changed, a positioning-information updating unit directly updates the positioning parameters based on an amount of change of the imaging direction.Type: GrantFiled: June 17, 2009Date of Patent: September 24, 2013Assignees: Kabushiki Kaisha Toshiba, Toshiba Medical Systems CorporationInventors: Tetsuya Yokota, Hitoshi Yamagata, Satoshi Wakai
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Publication number: 20130135307Abstract: A medical image processing apparatus according to an embodiment for visualization of each of plural captured image volume data having time of day information includes a generator configured to generate interpolation volume data for interpolation in the plural captured image volume data, based on the plural captured image volume data, and a display unit configured to visualize and display the plural captured image volume data and the interpolation volume data. The generator extracts a feature region in the captured image volume data, and is configured such that processing for generating the interpolation volume data for the feature region is different from processing for generating the interpolation volume data for other regions, so as to suppress a change in shape of the feature region.Type: ApplicationFiled: November 23, 2012Publication date: May 30, 2013Inventors: Tomohiro KAWASAKI, Kensuke SHINODA, Satoshi WAKAI
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Patent number: 8447090Abstract: A medical image processing apparatus comprises: an acquiring part configured to acquire a morphological image that is formed by a first apparatus and shows the morphology of an organ of an object, and a functional image that is formed by a second apparatus different from the first apparatus and shows the state of the organ; a display; and a processor configured to cause the display to display a synthetic image based on the morphological image and the functional image.Type: GrantFiled: February 29, 2012Date of Patent: May 21, 2013Assignees: Kabushiki Kaisha Toshiba, Toshiba Medical Systems CorporationInventors: Satoshi Wakai, Hitoshi Yamagata
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Publication number: 20130108141Abstract: According to one embodiment, an image processing apparatus comprises a storage unit, a specifying unit, a calculation unit, and a display unit. The storage unit stores a three-dimensional image associated with a cardiac region of a subject. The specifying unit specifies a plurality of cardiac valves from a vascular region included in the three-dimensional image by image processing. The calculation unit calculates index values indicating open/close degrees of the cardiac valves. The display unit displays the index values.Type: ApplicationFiled: January 4, 2012Publication date: May 2, 2013Inventors: Yoshifumi Yamagata, Tomohiro Kawasaki, Satoshi Wakai
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Publication number: 20130094731Abstract: According to one embodiment, a medical image processing apparatus includes at least a vascular region extracting unit, a vascular shape image generating unit, a perfusion analyzing unit, a perfusion image generating unit, an image composition unit. The vascular region extracting unit extracts a vascular region based on a three-dimensional medical image. The vascular shape image generating unit generates an image of a vascular shape of the vascular region. The perfusion analyzing unit performs perfusion analysis on the three-dimensional medical image and obtains a perfusion value indicating a blood circulation condition in tissue around the vascular region. The perfusion image generating unit generates an image indicating the perfusion value. The image composition unit generates a vascular shape perfusion composition image in which an image of the vascular shape in a contraction portion in a blood vessel corresponding to the vascular region is combined with the image indicating the perfusion value.Type: ApplicationFiled: December 4, 2012Publication date: April 18, 2013Inventors: Tetsuya YOKOTA, Kensuke Shinoda, Satoshi Wakai
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Publication number: 20130093763Abstract: According to one embodiment, a three-dimensional image processing apparatus includes at least a storage, an inputting unit, an image generating unit and a pointer controlling unit. The storage stores volume data of a target. The inputting unit receives an input operation for moving a pointer. The image generating unit generates a superimposed image in which a rendering image generated by performing a rendering process on the volume data and a pointer image are superimposed in consideration of information of depth. The pointer controlling unit obtains information of a three-dimensional position of the pointer. When the pointer is on the rendering image, the pointer controlling unit moves the pointer along a three-dimensional surface of a target contained in the volume data.Type: ApplicationFiled: October 9, 2012Publication date: April 18, 2013Inventors: Kensuke SHINODA, Kyoko Sato, Satoshi Wakai, Tomohisa Fukunaga
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Publication number: 20120310074Abstract: A medical image processing apparatus includes a morphological identification part, a function calculator and a display processor. The morphological identification part identifies morphological information related to thickness of a heart muscle of a subject or thickness of surrounding sites thereof from medical image data obtained by capturing an image of the subject using a medical imaging apparatus. The function calculator determines cardiac function information related to movement of the heart muscle of the subject based on the medical image data. The display processor causes a display to display a combination of the identified morphological information and the calculated cardiac function information which is identified by color. The medical image processing apparatus can easily diagnose diseases.Type: ApplicationFiled: October 21, 2011Publication date: December 6, 2012Applicants: TOSHIBA MEDICAL SYSTEMS CORPORATION, KABUSHIKI KAISHA TOSHIBAInventors: Kyohei Yamamori, Tomohiro Kawasaki, Satoshi Wakai, Tetsuya Yokota, Yoshifumi Yamagata, Kensuke Shinoda
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Publication number: 20120226141Abstract: According to one embodiment, a magnetic resonance imaging apparatus includes a structural information acquisition unit, an abnormal part detection unit, an imaging region setting unit and an imaging unit. The structural information acquisition unit is configured to acquire anatomical structural information based on first image data of an object. The abnormal part detection unit is configured to detect an abnormal region based on the structural information. The imaging region setting unit is configured to indicate an imaging region according to a detection result of the abnormal region. The imaging unit is configured to acquire second image data of the object by imaging of an imaging region set based on the imaging region according to the detection result of the abnormal region.Type: ApplicationFiled: February 17, 2012Publication date: September 6, 2012Applicants: TOSHIBA MEDICAL SYSTEMS CORPORATION, KABUSHIKI KAISHA TOSHIBAInventors: Kensuke SHINODA, Satoshi WAKAI
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Publication number: 20120207371Abstract: A medical image processing apparatus comprises: an acquiring part configured to acquire a morphological image that is formed by a first apparatus and shows the morphology of an organ of an object, and a functional image that is formed by a second apparatus different from the first apparatus and shows the state of the organ; a display; and a processor configured to cause the display to display a synthetic image based on the morphological image and the functional image.Type: ApplicationFiled: February 29, 2012Publication date: August 16, 2012Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Satoshi WAKAI, Hitoshi Yamagata
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Publication number: 20120195482Abstract: According to one embodiment, an image diagnosis apparatus includes a line shape information generating unit and a comparing unit. The line shape information generating unit is configured to generate first line shape information corresponding to a first medical image and second line shape information corresponding to a second medical image, respectively. The comparing unit is configured to compare the generated first line shape information with the second line shape information.Type: ApplicationFiled: March 26, 2012Publication date: August 2, 2012Applicants: TOSHIBA MEDICAL SYSTEMS CORPORATION, KABUSHIKI KAISHA TOSHIBAInventor: Satoshi WAKAI
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Patent number: 8213699Abstract: A medical image processing apparatus comprises: an acquiring part configured to acquire a morphological image that is formed by a first apparatus and shows the morphology of an organ of an object, and a functional image that is formed by a second apparatus different from the first apparatus and shows the state of the organ; a display; and a processor configured to cause the display to display a synthetic image based on the morphological image and the functional image.Type: GrantFiled: July 3, 2008Date of Patent: July 3, 2012Assignees: Kabushiki Kaisha Toshiba, Toshiba Medical Systems CorporationInventors: Satoshi Wakai, Hitoshi Yamagata