Patents Assigned to GE Medical Systems Global Technology Company, LLC
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Patent number: 8712135Abstract: A method for image reconstruction using projection data obtained by an asymmetric detector includes dividing the projection data into Regions 1, 2, 3, 4, and 5. Region 1 is an asymmetric region having detecting channels but no detecting channels symmetrical about a central channel. Region 2 is a transition region having detecting channels and there are detecting channels symmetrical about the central channel. Region 3 is a symmetric region having detecting channels and there are detecting channels symmetrical about the central channel. Region 4 is a transition region having detecting channels and there are detecting channels symmetrical about the central channel. Region 5 is a truncated region where there is no detecting channel. The method includes performing a view angle weighting on projection data in each of the five regions, and reconstructing a tomographic image of an irradiated subject from the weighted projection data.Type: GrantFiled: October 28, 2011Date of Patent: April 29, 2014Assignee: GE Medical Systems Global Technology Company, LLCInventors: Zhihui Sun, Jiaqin Dong, Shuqin Dong
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Publication number: 20140104789Abstract: A chiller-less cooling system for cooling an interventional detector comprising a detector housing. The detector housing comprising a detector tray to which the detector is attached, a lift frame on which a driving mechanism is installed to lift up/down the detector housing, a connecting arm to connect the detector tray and the lift frame, and a cover. The cooling system comprising a heat pipes connecting the detector tray and the lift frame so as to reduce a thermal resistance between the detector tray and the lift frame and transfer more heat from the detector, an external heat sink connected with the heat pipe for reducing a thermal resistance between the lift frame and an ambient environment, and a high heat transfer coefficient device embedded into the detector tray for collecting heat leading to the heat pipe, obtaining a uniform temperature distribution, and reducing a thermal resistance of the detector tray.Type: ApplicationFiled: October 11, 2013Publication date: April 17, 2014Applicant: GE MEDICAL SYSTEMS GLOBAL TECHNOLOGY COMPANY, LLCInventors: Weihua Zhu, Qingming Peng
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Patent number: 8699669Abstract: A collimator for X-ray imaging apparatus is provided. The collimator includes a collimator housing including a tube flange, a tube, a locating ring configured to be mounted at an outlet of the tube flange, and at least one tongue set fixed on the locating ring. An outstretching direction of the tongue is towards a center of the locating ring.Type: GrantFiled: November 23, 2011Date of Patent: April 15, 2014Assignee: GE Medical Systems Global Technology Company, LLCInventor: Ping Yuan
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Publication number: 20140096031Abstract: An image display system is provided. The image display system includes a data server configured to store image data, a display terminal configured to display an image based on image data obtained from the data server and configured to receive additional information from an operator to be added to the image, and an information sharing unit configured to store specification information and the additional information, the specification information specifying additional image data added on the image with the additional information. The information sharing unit is configured to store additional information and specification information inputted at a plurality of display terminals, and, when the image data obtained from the data server coincides with the additional image data, the display terminal is configured to display the image and the additional information.Type: ApplicationFiled: September 26, 2013Publication date: April 3, 2014Applicant: GE MEDICAL SYSTEMS GLOBAL TECHNOLOGY COMPANY, LLCInventor: Tatsuo Kawanaka
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Patent number: 8684931Abstract: An ultrasonic diagnostic apparatus includes a physical quantity calculator for setting correlation windows to two echo signals obtained by transmission/reception of ultrasound to and from a biological tissue and different in time on the same sound rays and performing a correlation arithmetic operation between the correlation windows to thereby calculate physical quantities related to elasticity of respective regions in the biological tissue, an elastic image data generator for generating elastic image data of the biological tissue with respect to an elastic image forming region of a transmission/reception surface of the ultrasound, based on the physical quantities, a physical quantity average unit for calculating an average of the physical quantities in the elastic image forming region for every frame, a comparator for comparing a value calculated by the physical quantity average unit and a preset average value of the physical quantities, and a notification unit for notifying a result of comparison by the comType: GrantFiled: August 26, 2010Date of Patent: April 1, 2014Assignee: GE Medical Systems Global Technology Company, LLCInventors: Shunichiro Tanigawa, Koji Miyama, Seiji Funaya
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Patent number: 8680859Abstract: A magnetic resonance imaging apparatus includes z segments which divide a ky-kz plane. The z segments includes data located therein. The ky-kz plane is divided into z center-in regions and z center-out regions by a plurality of lines extending radially from a center of the ky-kz plane. The z center-in regions have data located therein in accordance with first trajectories which proceed toward the center of the ky-kz plane. The z center-out regions have data located therein in accordance with second trajectories which proceed in a direction spaced away from the center of the ky-kz plane. Each of the z segments has one center-in region of the z center-in regions and one center-out region of the z center-out regions. Each of the z segments is defined in which after data have been located in said one center-in region in accordance with the first trajectory, data are located in said one center-out region in accordance with the second trajectory.Type: GrantFiled: September 29, 2010Date of Patent: March 25, 2014Assignee: GE Medical Systems Global Technology Company, LLCInventor: Naoyuki Takei
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Publication number: 20140081137Abstract: An ultrasound diagnostic apparatus is provided. The ultrasound diagnostic apparatus includes a physical quantity calculating unit configured to set correlation windows to two echo signals different in time from each other on the same sound ray, and perform a correlation computation to calculate a physical quantity related to elasticity. The ultrasound diagnostic apparatus further includes a computing unit configured to compute a computed value from a computational equation, the computed value emphasizing parameter characteristics of a cyst in a biological tissue, the computational equation using at least two of the following three parameters: an absolute value of the physical quantity, a correlation coefficient related to the correlation computation, and an intensity of each echo signal of ultrasound obtained from the biological tissue. The ultrasound diagnostic apparatus further includes a display unit configured to display an image having a display form corresponding to the computed value.Type: ApplicationFiled: September 17, 2013Publication date: March 20, 2014Applicant: GE MEDICAL SYSTEMS GLOBAL TECHNOLOGY COMPANY, LLCInventor: Shunichiro Tanigawa
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Publication number: 20140072131Abstract: A communication method is provided. The communication method includes generating a pseudo background sound signal based on a gradient pulse control signal, performing a computation of subtracting the pseudo background sound signal from an acoustic signal having a sound signal and a background sound signal including a gradient coil drive sound signal, the acoustic signal obtained by an input device configured to receive the voice of a subject, and outputting sound based on a result of the computation, wherein a parameter of generating the pseudo background sound signal is controlled to reduce the difference resulting from the subtraction.Type: ApplicationFiled: December 17, 2012Publication date: March 13, 2014Applicant: GE MEDICAL SYSTEMS GLOBAL TECHNOLOGY COMPANY, LLCInventor: GE MEDICAL SYSTEMS GLOBAL TECHNOLOGY COMPANY, LLC
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Publication number: 20140064443Abstract: A radiation detecting apparatus is provided. The radiation detecting apparatus includes a pair of rails extending in a channel direction, a plurality of collimator modules provided in the pair of rails and arranged in the channel direction, each collimator module having a plurality of collimator plates arranged in the channel direction, and a plurality of detector modules provided on a radiation outgoing side of the collimator modules and arranged in the channel direction, wherein each of the collimator modules has a pair of alignment pins extending along an irradiation direction, wherein the rails include a surface of placement for each collimator module, the surface of placement formed with one of concave holes and grooves in which first ends of the alignment pins are fitted, and wherein each of the detector modules has one of concave holes and through holes in which second ends of the alignment pins are fitted.Type: ApplicationFiled: August 27, 2013Publication date: March 6, 2014Applicant: GE MEDICAL SYSTEMS GLOBAL TECHNOLOGY COMPANY, LLCInventor: Mai Kato
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Patent number: 8662757Abstract: A self adjusting bearing for use on a CT gantry is provided. The self adjusting bearing is configured to be mounted on a main frame of the CT gantry and is configured to support a rotating base of the CT gantry wherein the self adjusting bearing includes a roller, a first component, and a second component, the roller is configured to support the rotating base and is rotatably mounted on the first component, the second component is configured to be mounted on the main frame, and the first component and the second component are configured to rotatably engage each other such that they can rotate relative to each other during the mounting of the self adjusting bearing.Type: GrantFiled: December 8, 2011Date of Patent: March 4, 2014Assignee: GE Medical Systems Global Technology Company, LLCInventors: Xiaoyan Zhang, Hailiang Liu, Zhuo Liu, Xuyong Yang, Xueli Wang
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Publication number: 20140058259Abstract: A measuring device is provided. The measuring device includes a propagation velocity calculating unit configured to calculate a propagation velocity of a shear wave generated in a living tissue by an ultrasonic pulse transmitted to the living tissue, wherein the propagation velocity calculating unit is configured to calculate propagation velocities of shear waves in a plurality of parts whose distances from the ultrasonic pulse are equal, a comparing unit configured to compare the propagation velocities of the shear waves in the plurality of parts, and a notifying unit configured to perform a notification based on a result of the comparison performed by the comparing unit.Type: ApplicationFiled: August 27, 2013Publication date: February 27, 2014Applicant: GE MEDICAL SYSTEMS GLOBAL TECHNOLOGY COMPANY, LLCInventor: Lei Liu
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Publication number: 20140051998Abstract: An ultrasound diagnostic apparatus is provided. The ultrasound diagnostic apparatus includes a physical quantity calculating unit configured to calculate a physical quantity related to elasticity of biological tissue of a subject based on echo signals obtained by transmission/reception of ultrasound, an elastic image data generating unit configured to generate elastic image data having information indicative of a display form corresponding to the physical quantity calculated, a display unit configured to display an elastic image having the display form corresponding to the calculated physical quantity, and a calculating unit configured to calculate values related to a cardiac pulsation of the subject, wherein the calculated physical quantity and the information indicative of the display form correspond to each other such that the information indicative of the display form changes according to the calculated physical quantity over a range of physical quantities set according to the cardiac pulsation values.Type: ApplicationFiled: August 20, 2013Publication date: February 20, 2014Applicant: GE Medical Systems Global Technology Company, LLCInventor: Tadashi Shimazaki
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Publication number: 20140039304Abstract: An ultrasound diagnostic apparatus is provided. The ultrasound diagnostic apparatus includes a fluid position detection unit configured to detect a position of fluid in a subject, a biopsy needle position detection unit configured to detect a position of a biopsy needle to be inserted into the subject, a distance calculation unit configured to calculate a distance between the fluid and the biopsy needle, based on the detected position of the fluid and the detected position of the biopsy needle, and a notice unit configured to generate a warning when the distance calculated by the distance calculation unit is smaller than a predetermined threshold value.Type: ApplicationFiled: January 17, 2013Publication date: February 6, 2014Applicant: GE MEDICAL SYSTEMS GLOBAL TECHNOLOGY COMPANY, LLCInventor: GE MEDICAL SYSTEMS GLOBAL TECHNOLOGY COMPANY, LLC
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Publication number: 20140031673Abstract: An ultrasonic diagnostic apparatus is provided. The ultrasonic diagnostic apparatus includes an ultrasonic probe having plural ultrasonic transducers arranged in an elevation direction, a beamformer configured to form an ultrasonic reception beam by performing delay addition to an echo signal received by each of the ultrasonic transducers, and configured to form plural ultrasonic reception beams, each ultrasonic reception beam having a different width in the elevation direction, wherein the beamformer is configured to form the plural ultrasonic reception beams for one transmission/reception surface by adjusting a delay time in the delay addition, and a display control unit configured to display a synthetic image formed based upon the plural ultrasonic reception beams.Type: ApplicationFiled: July 25, 2013Publication date: January 30, 2014Applicant: GE Medical Systems Global Technology Company, LLCInventors: Shinichi Amemiya, Mitsuhiro Nozaki
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Patent number: 8636410Abstract: An X-ray imaging system includes an X-ray irradiator, an X-ray receiver, a support mechanism configured to support the X-ray irradiator and X-ray receiver in opposing positions, and a flat carrier configured to support the support mechanism and including at least one wheel for movement. The X-ray imaging system also includes a handle for manual movement attached to the flat carrier car and brake means juxtaposed to the handle.Type: GrantFiled: October 8, 2010Date of Patent: January 28, 2014Assignee: GE Medical Systems Global Technology Company, LLCInventors: Shaohua Yao, Xueming Zeng, Lixin Gong, Weijiang Ding
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Publication number: 20140016738Abstract: A radiation tomography system is provided. The radiation tomography system includes a radiation source configured to rotate around a subject and apply radiation to the subject, a plurality of radiation detecting elements disposed opposite the radiation source, a plurality of collimator plates partitioning the radiation detecting elements in a channel direction, the collimator plates erected such that plate surfaces of each of the plurality of collimator plates extend along a direction of radiation from the radiation source, and an aperture-width changing unit configured to change a width of each aperture formed by the plurality of collimator plates by moving a plurality of radiation absorbing members along respective end sides of the collimator plates close to the radiation source, the plurality of radiation absorbing members moveable between a first position at which the end sides are covered and a second position at which the end sides are exposed.Type: ApplicationFiled: December 20, 2012Publication date: January 16, 2014Applicant: GE MEDICAL SYSTEMS GLOBAL TECHNOLOGY COMPANY, LLCInventor: GE MEDICAL SYSTEMS GLOBAL TECHNOLOGY COMPANY, LLC
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Patent number: 8621689Abstract: An apparatus for driving and supporting cradle includes a table base and a cradle movable on the table base. The cradle includes an intermediate cradle moveable relative to the table base and an upper cradle moveable relative to the intermediate cradle. The table base is coupled to the intermediate cradle using a first rack and gear structure, and the intermediate cradle is coupled to the upper cradle using a second rack and gear structure.Type: GrantFiled: June 30, 2011Date of Patent: January 7, 2014Assignee: GE Medical Systems Global Technology Company, LLCInventors: Yifei Dong, Xin Yang, Bing Luo, Tiexin Liu
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Patent number: 8622615Abstract: A calibration device for location of a CT X-ray generator and detector includes a splitting window, a splitting window bracket configured to support the splitting window, an integral bracket, and a spring including a first end connected to the splitting window bracket and a second end connected to the integral bracket.Type: GrantFiled: July 14, 2011Date of Patent: January 7, 2014Assignee: GE Medical Systems Global Technology Company, LLCInventors: Jingyi Ren, Shuqin Dong, Jiaqin Dong
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Publication number: 20130334931Abstract: A backing member is provided in an ultrasonic probe on a side of the ultrasonic probe opposite from a transmission direction of an ultrasonic wave to a subject with respect to an ultrasonic vibrator that transmits the ultrasonic wave to the subject. The backing member includes a plate-like backing material, a thermal conductor, and a thermal conductive plate, wherein the thermal conductor and the thermal conductive plate are made of a material having a thermal conductivity higher than a thermal conductivity of the backing material, wherein the thermal conductor is buried in the backing material, and formed to have a columnar shape so as to reach both of two plate surfaces of the backing material, and wherein the thermal conductive plate is provided on at least the plate surface of the backing material that is near the ultrasonic vibrator.Type: ApplicationFiled: November 28, 2012Publication date: December 19, 2013Applicant: GE MEDICAL SYSTEMS GLOBAL TECHNOLOGY COMPANY, LLCInventors: Yasuo Yoshikawa, Hiroshi Isono
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Patent number: D701965Type: GrantFiled: July 2, 2013Date of Patent: April 1, 2014Assignee: GE Medical Systems Global Technology Company, LLCInventors: Kiyoshi Matsumura, Koji Yanagihara