Patents Examined by Allen C. Ho
  • Patent number: 10531856
    Abstract: A portable radiation imaging apparatus configured to wirelessly communicate with a radiation generation apparatus includes a radiation image sensor including a two-dimensional arrangement of a plurality of detection elements configured to detect a radiation generated by the radiation generation apparatus, a wireless communication unit configured to receive a generation condition of the radiation generated by the radiation generation apparatus, a storage unit configured to store the received generation condition and radiation image data obtained by the radiation image sensor in association with each other, and a housing configured to accommodate the radiation image sensor, the wireless communication unit, and the storage unit.
    Type: Grant
    Filed: October 12, 2015
    Date of Patent: January 14, 2020
    Assignee: Canon Kabushiki Kaisha
    Inventor: Taro Hiroike
  • Patent number: 10531843
    Abstract: A couch device according to an embodiment includes a couchtop, shape control members, and driving circuitry. The couchtop includes a movable base couchtop and a transformable couchtop mounted above the movable base couchtop and capable of bending a part thereof from a flat shape. The shape control members control the shape of the transformable couchtop. The driving circuitry moves the couchtop to an opening of a gantry device that collects data for taking medical images. The transformable couchtop includes divided couchtops, and transformation support members for fixing the transformable couchtop to the movable base couchtop are fitted to divided sections. Each of the shape control members adjusts a position of a specific transformation support member so that an installation location thereof is a fixed point of the movable base couchtop.
    Type: Grant
    Filed: November 19, 2015
    Date of Patent: January 14, 2020
    Assignee: CANON MEDICAL SYSTEMS CORPORATION
    Inventors: Kazuki Gatayama, Masao Yamahana, Hiroyuki Onuki, Shinya Kawanabe, Tatsuya Watanabe
  • Patent number: 10529528
    Abstract: According to one embodiment, an X-ray tube assembly includes a cathode, an anode target, a joint including an inflow part into which a coolant flows, a first cylindrical pipe to which the joint is connected at one end, and the anode target is joined at an outer bottom part of the other end, a second cylindrical pipe whose first end part is fitted into the inflow part, and whose second end part is arranged to eject the coolant toward the bottom part of the first cylindrical pipe, the second cylindrical pipe being placed inside the first cylindrical pipe and an elastic member provided between the first end part and the first cylindrical pipe.
    Type: Grant
    Filed: March 30, 2017
    Date of Patent: January 7, 2020
    Assignee: Canon Electron Tubes & Devices Co., Ltd.
    Inventor: Katsunori Shimizu
  • Patent number: 10524743
    Abstract: A method of designing an x-ray emitter panel 100 including the step of determining a pitch scale, r, to be used in placing x-ray emitter elements 110 on the panel 100, thereby arriving at a specific design of x-ray emitter panel 100 suitable for a specific use.
    Type: Grant
    Filed: October 12, 2015
    Date of Patent: January 7, 2020
    Assignee: Adaptix Ltd.
    Inventors: Gil Travish, Raphael Hauser
  • Patent number: 10517545
    Abstract: The present invention provides an X-ray transceiving component for a CT imaging apparatus, comprising one or more bulb devices and a plurality of detector devices. The one or more bulb devices are configured to emit quadrate-tapered or fan-shaped X-ray beams. The plurality of detector devices are configure to receive the quadrate-tapered or fan-shaped X-ray beams emitted by the one or more bulb devices, each of the quadrate-tapered or fan-shaped X-ray beams comprising X-rays passing through a scanning field of view. Note that the plurality of detector devices are configured to receive X-rays passing through different areas within the scanning field of view, the one or more bulb devices are micro-focus bulb devices, and the plurality of detector devices are flat panel detectors or photoelectric coupling detectors.
    Type: Grant
    Filed: March 28, 2017
    Date of Patent: December 31, 2019
    Assignee: GENERAL ELECTRIC COMPANY
    Inventors: Xiaoyan Zhang, Xuyong Yang, Jun Guo
  • Patent number: 10517553
    Abstract: An X-ray imaging system is provided. The X-ray imaging system includes an X-ray radiation source, an X-ray detector, and a C-arm. The C-arm has the X-ray radiation source disposed on a first end and the X-ray detector disposed on a second end opposite the first end. The X-ray imaging system also includes a motorized system configured to rotate the C-arm about three different rotational axes.
    Type: Grant
    Filed: March 29, 2017
    Date of Patent: December 31, 2019
    Assignee: GENERAL ELECTRIC COMPANY
    Inventors: David Ellis Barker, John Matthew Simmons
  • Patent number: 10506992
    Abstract: A digital dental x-ray sensor device includes a rounded, three dimensional housing that lacks corners, edges, or other relatively sharp features that are known to cause discomfort when used in a patient's mouth. The rounded housing can be spherical, ellipsoid, or any similar regular or irregular rounded shape, and can be formed by ensuring that all curves of the surface of the rounded housing have a minimum radius that is sufficient to prevent features that can dig into the soft tissue of the inside of a patient's mouth.
    Type: Grant
    Filed: October 16, 2018
    Date of Patent: December 17, 2019
    Inventor: Shayda Cullen
  • Patent number: 10507339
    Abstract: Systems, devices, and methods for imaging-based calibration of radiation treatment couch position compensations.
    Type: Grant
    Filed: January 19, 2017
    Date of Patent: December 17, 2019
    Assignees: VARIAN MEDICAL SYSTEMS, INC., VARIAN MEDICAL SYSTEMS INTERNATIONAL AG
    Inventors: Reto W. Filiberti, Stephen Gaudio
  • Patent number: 10492756
    Abstract: Methods for the correction of drive, tilt, and scanning-speed errors in imaging systems such as CT machines.
    Type: Grant
    Filed: March 29, 2017
    Date of Patent: December 3, 2019
    Assignee: NeuroLogica Corporation, a subsidiary of Samsung Electronics Co., Ltd.
    Inventors: Philip Sullivan, Matthew Christensen, Ibrahim Bechwati, Ross Caisse
  • Patent number: 10492755
    Abstract: A calibration phantom has a surface having a reflectance calibration target with a pattern that is indicative of one or more spatial reference positions. Radio-opaque markers are disposed in the calibration phantom and are positionally correlated to the one or more spatial reference positions of the reflectance calibration target.
    Type: Grant
    Filed: March 27, 2017
    Date of Patent: December 3, 2019
    Assignee: Carestream Health, Inc.
    Inventors: Yuan Lin, William J. Sehnert
  • Patent number: 10485505
    Abstract: A radiographing apparatus usable for stitch imaging, includes a radiation sensor configured to acquire a radiographic image signal or radiographic image signals by detecting radiation, a readout circuit configured to read out the radiographic image signal(s), a communication circuit configured to transmit a digital radiographic image based on the radiographic image signal(s) to an external apparatus, a generation unit configured to generate a preview image, based on the radiographic image signal(s), that is smaller in data amount than the digital radiographic image, and a control unit configured to cause the communication circuit to start transmitting the preview image after the readout circuit reads out the radiographic image signal(s), and after completion of the transmission of the preview image, restrict transmission of an image that contains data uncontained in the preview image among data pieces in the digital radiographic image until a specific signal is received from the external apparatus.
    Type: Grant
    Filed: January 29, 2016
    Date of Patent: November 26, 2019
    Assignee: Canon Kabushiki Kaisha
    Inventor: Daisuke Yamada
  • Patent number: 10463329
    Abstract: According to one embodiment, an X-ray diagnostic apparatus includes an X-ray tube, an X-ray detector and processing circuitry. The X-ray tube exposes an X-ray toward an object. The X-ray detector acquires two X-ray detection data sets by counting X-ray photons, having transmitted the object, in at least two X-ray energy bands depending on a K absorption edge of an X-ray absorber taken into the object. The processing circuitry is configured to input information to specify the X-ray absorber, set the at least two X-ray energy bands based on the input information to specify the X-ray absorber and generate at least one frame of X-ray image data by data processing including subtraction processing of the two X-ray detection data sets. The X-ray absorber has been depicted in the at least one frame of the X-ray image data.
    Type: Grant
    Filed: November 23, 2015
    Date of Patent: November 5, 2019
    Assignee: Canon Medical Systems Corporation
    Inventor: Seiichirou Nagai
  • Patent number: 10448908
    Abstract: Provided is a radiographic imaging apparatus that is high in sharpness of a picked up image and excellent in DQE by improving the amount of light that enters a photoelectric conversion element, despite a scintillator layer being formed thick. The radiographic imaging apparatus includes: the photoelectric conversion element; and a wavelength converting layer which has a bottom surface located above the photoelectric conversion element and a top surface for receiving an incident radiation ray, and which contains a scintillator layer. The wavelength converting layer has light transmitting properties in at least a region positioned to be above the photoelectric conversion element, and contains the scintillator layer at a density that is lower on the bottom surface side than on the top surface side in the thickness direction of the region.
    Type: Grant
    Filed: September 30, 2015
    Date of Patent: October 22, 2019
    Assignee: CANON KABUSHIKI KAISHA
    Inventors: Yoshito Sasaki, Shoshiro Saruta, Takamasa Ishii
  • Patent number: 10448914
    Abstract: Generation of an X-ray image of an object using a counting X-ray detector is provided. The X-ray detector includes detector modules that may be aligned adjacent to one another. Each of the detector modules is subdivided into a matrix having a plurality of pixels. The detector modules are arranged adjacent to one another on a common substrate. A sensor surface formed by the detector modules has a uniform matrix structure having a constant pixel pitch. At least one missing pixel is arranged within the sensor surface. Raw image data is acquired by a portion of the detector modules of the X-ray detector, the acquired raw image data is at least partially corrected, and further raw image data is calculated for the at least one missing pixel using the corrected raw image data. The X-ray image is calculated based on the corrected raw image data and the further raw image data.
    Type: Grant
    Filed: July 22, 2016
    Date of Patent: October 22, 2019
    Assignee: Siemens Healthcare GmbH
    Inventor: Martin Spahn
  • Patent number: 10441242
    Abstract: An X-ray apparatus includes an X-ray source configured to radiate X-rays, a collimator configured to adjust a radiation field of the X-rays and rotate on an optical axis direction of the X-rays, a ring-shaped first rotation transfer unit centered on an optical axis of the X-rays in the X-ray source, a second rotation transfer unit interlocked with the ring-shaped first rotation transfer unit and configured to rotate as the collimator rotates, a rotation sensor configured to sense an amount of rotation of the second rotation transfer unit, and a detector comprising a receiving surface on which the X-rays radiated from the collimator are incident.
    Type: Grant
    Filed: September 29, 2015
    Date of Patent: October 15, 2019
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Dae-soo Kim, Han-ju Nam, Young-jun Lee, Jin-ho Choi
  • Patent number: 10436721
    Abstract: A linear x-ray tube having one or more x-ray sources is configured for insertion into the soil in proximity to a root system of a plant for emission of an x-ray beam detected by a linear array of one or more x-ray detectors. The linear x-ray tube and detector array may be inserted into rhizotrons previously inserted into the soil. Various combinations of multiple x-ray tubes and/or detector arrays may be utilized to customize the x-ray imaging of the root system.
    Type: Grant
    Filed: July 22, 2016
    Date of Patent: October 8, 2019
    Assignee: UHV Technologies, Inc.
    Inventors: Nalin Kumar, Manuel Gerardo Garcia
  • Patent number: 10434335
    Abstract: A positioning apparatus automatically performs a patient positioning calculation at high speed and a positioning method. A positioning apparatus 40 has, as functional components, a DRR image generation element 41 that generates the DRR image based on the CT image data, an optimization element 43 that calculates the positional gap of the patient 57 by optimizing the fluoroscopic projection parameters; and an initial parameter adjustment element 42 that changes the initial position of the fluoroscopic projection parameters prior to optimization of fluoroscopic projection parameters with regard to the rotatable and translation of the CT image data relative to the optimization element 43.
    Type: Grant
    Filed: March 30, 2017
    Date of Patent: October 8, 2019
    Assignee: SHIMADZU CORPORATION
    Inventors: Wataru Takahashi, Shinichiro Mori
  • Patent number: 10429323
    Abstract: An improved dual energy CT imaging system for providing improved imaging and improved material identification.
    Type: Grant
    Filed: July 22, 2016
    Date of Patent: October 1, 2019
    Assignee: Photo Diagnostic Systems, Inc.
    Inventors: William A. Worstell, Matthew Len Keeler, Olof Johnson, Bernard M. Gordon
  • Patent number: 10420524
    Abstract: A stitch imaging system, which uses a plurality of radiographic imaging units, includes an information acquisition unit configured to acquire information indicating a layout relationship among the plurality of radiographic imaging units, and a correction unit configured to correct a radiographic image or radiographic images acquired from at least one of the plurality of radiographic imaging units specified based on the information indicating the layout relationship, based on correction data specified based on the information indicating the layout relationship.
    Type: Grant
    Filed: January 29, 2016
    Date of Patent: September 24, 2019
    Assignee: Canon Kabushiki Kaisha
    Inventor: Daisuke Yamada
  • Patent number: 10413261
    Abstract: A system includes a storage device storing a set of instructions and at least one processor in communication with the storage device, wherein when executing the instructions, the at least one processor is configured to cause the system to determine a first scan area on a scanning object. The system may also acquire raw data generated by scanning the first scan area on the scanning object and generate a positioning image based on the raw data. The system may also generate a pixel value distribution curve based on the positioning image, and determine a second scan area on the scanning object based on the pixel value distribution curve. The system may also scan the second scan area on the scanning object.
    Type: Grant
    Filed: June 29, 2018
    Date of Patent: September 17, 2019
    Assignee: SHENZHEN UNITED IMAGING HEALTHCARE CO., LTD.
    Inventor: Tianyi Xu