Patents Examined by Don K. Wong
  • Patent number: 11666299
    Abstract: The disclosure relates to a method for controlling a medical X-ray device. The method includes: acquiring at least one X-ray image of a region of examination of an object undergoing examination by the medical X-ray device, wherein a medical object is arranged in the region of examination; generating an object image based on the at least one X-ray image; and establishing a determinability parameter, for assessing the determinability of the medical object based on the object image. The method is carried out iteratively, beginning with the acquiring of an X-ray image, until a termination condition occurs based on the most recently established determinability parameter. The disclosure furthermore relates to a computer-implemented method for providing a trained function, a computer-implemented method for providing a further trained function, a medical X-ray device, a training unit, a computer program product, and a computer-readable storage medium.
    Type: Grant
    Filed: January 19, 2021
    Date of Patent: June 6, 2023
    Assignee: Siemens Heatlhcare GmbH
    Inventors: Oliver Baruth, Philipp Bernhardt
  • Patent number: 11666297
    Abstract: A medical system according to an embodiment is a system in which at least one medical image diagnosis apparatus and a server are connected via a network and the medical system includes a storage circuit, a processing circuit, and a display circuit. The storage circuit stores information on examinations that are performed by the at least one medical image diagnosis apparatus. The processing circuit generates proposal information based on information on the examinations. The display circuit displays the proposal information.
    Type: Grant
    Filed: December 18, 2020
    Date of Patent: June 6, 2023
    Assignee: CANON MEDICAL SYSTEMS CORPORATION
    Inventor: Keisuke Oishi
  • Patent number: 11666289
    Abstract: A radiation monitoring system includes a patient support apparatus. A radiation sensor assembly is operably coupled to the patient support apparatus. The radiation sensor assembly includes a radiation sensor and a first controller. The radiation sensor senses radiation data corresponding to a radiation dose received by a patient. A management system includes a second controller that stores a patient profile database. The second controller is communicatively coupled with the first controller. The first controller communicates the radiation data to the second controller for storage in the patient profile database to monitor the radiation dose received by the patient.
    Type: Grant
    Filed: October 15, 2020
    Date of Patent: June 6, 2023
    Assignee: Baxter Medical Systems GmbH + Co. KG
    Inventors: Christoph Schmotz, Mattes Papendieck, Dieter Ceglarz
  • Patent number: 11666295
    Abstract: Disclosed herein is a method, comprising: for i=1, . . . , M, sending a pencil radiation beam (i) toward an image sensor, wherein the pencil radiation beam (i) is incident on an incident region (i) on the image sensor, wherein the pencil radiation beam (i) is aimed at a target region (i) on the image sensor, wherein M is a positive integer, wherein the image sensor comprises active areas spatially discontinuous from each other, and wherein the incident regions (i), i=1, . . . , M and the target regions (i), i=1, . . . , M are on the active areas; and for i=1, . . . , M, determining an offset (i) between the incident region (i) and the target region (i).
    Type: Grant
    Filed: July 13, 2022
    Date of Patent: June 6, 2023
    Assignee: SHENZHEN XPECTVISION TECHNOLOGY CO., LTD.
    Inventors: Peiyan Cao, Yurun Liu
  • Patent number: 11656190
    Abstract: An X-ray fluorescence spectrometer of the present invention includes: a determination module (21) configured to determine, with respect to every one of measurement lines that correspond to secondary X-rays having intensities to be measured, whether or not a ratio of a theoretical intensity in thin film calculated on the basis of an assumed thickness and known contents of respective components to a theoretical intensity in bulk calculated on the basis of the known contents of the respective components exceeds a predetermined threshold; and a saturation thickness quantification module (23) configured to, according to a positive determination by the determination module (21), calculate a saturation thickness with respect to each of the measurement lines, at which the theoretical intensity saturates, on the basis of the known contents of the respective components and to adopt a largest saturation thickness as a quantitative value of a thickness.
    Type: Grant
    Filed: September 10, 2021
    Date of Patent: May 23, 2023
    Assignee: Rigaku Corporation
    Inventors: Shinya Hara, Yasujiro Yamada, Hisashi Homma
  • Patent number: 11653886
    Abstract: Disclosed is a linear array ultra-fast scanning x-ray imaging device. The linear array x-ray imaging device is single photon sensitive, operating in frame output mode and including a pixel array Application Specific Integrated Circuit including the readout pixel array. The ASIC includes digital control logic and sufficient memory to accumulate digital output frames in various modes of operation prior to output from the ASIC, permitting advanced imaging functionalities directly on the ASIC, while maintaining a dynamic range of 16 bits and single photon sensitivity. The effective or secondary frames output from the pixel array ASIC can be tagged with user provided external triggers synchronizing the effective frames to the x-ray beam energy and/or to the movement of the x-ray source or imaged object. This enables dual energy imaging and ultra-fast scanning, without complex and costly conventional photon counting x-ray imaging sensors. The system architecture is simpler and higher performance.
    Type: Grant
    Filed: August 15, 2022
    Date of Patent: May 23, 2023
    Assignee: ATHLOS OY
    Inventors: Konstantinos Spartiotis, Dimitrios Chatzistratis
  • Patent number: 11647972
    Abstract: Disclosed is a linear array ultra-fast scanning x-ray imaging device. The linear array x-ray imaging device is single photon sensitive, operating in frame output mode and including a pixel array Application Specific Integrated Circuit including the readout pixel array. The ASIC includes digital control logic and sufficient memory to accumulate digital output frames in various modes of operation prior to output from the ASIC, permitting advanced imaging functionalities directly on the ASIC, while maintaining a dynamic range of 16 bits and single photon sensitivity. The effective or secondary frames output from the pixel array ASIC can be tagged with user provided external triggers synchronizing the effective frames to the x-ray beam energy and/or to the movement of the x-ray source or imaged object. This enables dual energy imaging and ultra-fast scanning, without complex and costly conventional photon counting x-ray imaging sensors. The system architecture is simpler and higher performance.
    Type: Grant
    Filed: August 15, 2022
    Date of Patent: May 16, 2023
    Assignee: ATHLOS OY
    Inventors: Konstantinos Spartiotis, Dimitrios Chatzistratis
  • Patent number: 11638565
    Abstract: A radiographic imaging apparatus includes: an effective pixel area including a plurality of detection areas, in each of which a first pixel including a photoelectric conversion element and a second pixel including a light-blocking element are provided; a plurality of signal processing units that are provided so as to correspond to the plurality of detection areas and each process, for a corresponding one of the detection areas, an output signal from the first pixel and an output signal from the second pixel provided in the corresponding one of the detection areas; and a correction unit that makes, for each signal processing unit among the plurality of signal processing units, a correction to the output signal from the first pixel processed by the signal processing unit, by using the output signal from the second pixel processed by the signal processing unit.
    Type: Grant
    Filed: November 3, 2020
    Date of Patent: May 2, 2023
    Assignee: CANON KABUSHIKI KAISHA
    Inventor: Takashi Takasaki
  • Patent number: 11627921
    Abstract: A system for imaging a breast includes a gantry and a tube head rotatably coupled thereto. An x-ray source is disposed within the tube head. A support arm is movably coupled to the gantry and includes a breast support platform. An x-ray detector is disposed within the breast support platform and a compression arm is movably coupled to the support arm. An opaque breast compression paddle is coupled to the compression arm. The breast support platform and the opaque compression paddle at least partially define a compression volume for compressing a breast and a camera is arranged to capture images of the compression volume. An image display is at least partially disposed on the system and is configured to display the images of the compression volume captured by the camera.
    Type: Grant
    Filed: March 26, 2021
    Date of Patent: April 18, 2023
    Assignee: Hologic, Inc.
    Inventor: Jeffrey Harold Paige
  • Patent number: 11627925
    Abstract: The application relates to an X-ray imaging system (100) for dental X-ray imaging. The system comprises a controller, a rotating gantry (120), an X-ray source (124) for emitting X-rays, and an X-ray imaging detector (126) for receiving the X-rays from the source. The gantry comprises the source and detector (124, 126). The controller is configured to control the source to emit X-ray radiation and the detector for receiving the emitted radiation in order to acquire an X-ray image data. The system further comprises a depth information-producing camera (177), which is configured to produce a depth information, and a position information-producing component (183), which is configured to produce a position information, for acquiring at least a location data of the depth information-producing camera and detector during the irradiation, synchronously with the image data to be reconstructed.
    Type: Grant
    Filed: July 7, 2021
    Date of Patent: April 18, 2023
    Assignee: PaloDEx Group OY
    Inventor: Tuomas Alhonnoro
  • Patent number: 11622736
    Abstract: A breast compression paddle includes a bracket, a rigid substrate, and a foam compressive element. The bracket removably secures the breast compression paddle to an imaging system. The rigid substrate is secured to the bracket and includes a first edge and a second edge disposed opposite the first edge. The foam compressive element is slidably secured to the rigid substrate.
    Type: Grant
    Filed: January 15, 2021
    Date of Patent: April 11, 2023
    Assignee: Hologic, Inc.
    Inventors: Kenneth Defreitas, Jay A. Stein, Alan Rego, Christian Dunne, Christine Janssen
  • Patent number: 11617552
    Abstract: Systems, methods, and devices for medical imaging are disclosed herein. In some embodiments, a method for imaging an anatomic region includes receiving, from a detector carried by an imaging arm of an x-ray imaging apparatus, a plurality of images of the anatomic region. The images can be obtained during manual rotation of the imaging arm. The imaging arm can be stabilized by a shim structure during the manual rotation. The method can also include receiving, from at least one sensor coupled to the imaging arm, pose data of the imaging arm during the manual rotation. The method can further include generating, based on the images and the pose data, a 3D representation of the anatomic region.
    Type: Grant
    Filed: August 15, 2022
    Date of Patent: April 4, 2023
    Assignee: Pulmera, Inc.
    Inventors: Bryan I. Hartley, Rene Vargas-Voracek, Ke Li
  • Patent number: 11617553
    Abstract: The present disclosure relates to locally enhancing medical images. In accordance with certain embodiments, a method includes determining a boundary of a region of interest in a displayed medical image, overlaying the boundary on the displayed medical image, adjusting a position of a collimator of a medical imaging system based on the determined boundary, enhancing image quality of the region of interest, and displaying the enhanced region of interest within the boundary.
    Type: Grant
    Filed: August 13, 2021
    Date of Patent: April 4, 2023
    Assignee: GE Precision Healthcare LLC
    Inventors: James Zhengshe Liu, Xiaosong Liu, Longjiang Yu, HongChang Ma, Jan D. Bruening, Todd W. Brown
  • Patent number: 11612373
    Abstract: Provided is an image processing apparatus for a C-arm, including: a movement control unit which moves a C-arm which irradiates a radiation onto a bone of a subject located on a table and detects the radiation which penetrates the bone to generate a projection image for the bone, along a predetermined route; an image acquiring unit which acquires a plurality of projection images generated by the moving C-arm at every predetermined interval; and an image processing unit which generates a combined projection image in which the plurality of acquired projection images is combined, and the predetermined interval may be an interval at which a continuous panoramic image may be generated by connecting the plurality of acquired projection images.
    Type: Grant
    Filed: May 14, 2021
    Date of Patent: March 28, 2023
    Inventor: Sang Ho Park
  • Patent number: 11612367
    Abstract: A digital radiographic detector system includes a number of DR detectors enclosed by a housing. A base section with wheels has attached thereto a vertical column with a height adjustable horizontal arm extending therefrom. The housing with DR detectors therein is attached to a distal end of the horizontal arm. The housing comprises a major surface made from a radiolucent material to allow the detectors to capture radiographic images via x-rays transmitted through the major surface of the housing. The housing is configured to support the plurality of DR detectors therewithin.
    Type: Grant
    Filed: April 7, 2021
    Date of Patent: March 28, 2023
    Assignee: Carestream Health, Inc.
    Inventors: Timothy J. Wojcik, Jacob M. Fornof, Craig F. Hofmann, Martin S. Pesce, Mark E. Shafer, Jeffery R. Hawver, Steven R. Lippold, Todd D. Bogumil
  • Patent number: 11614400
    Abstract: Systems and methods are described, and one method includes providing an optical fiber extending into a chamber with a volume of the gas; passing an optical beam, from an optical source, through the optical fiber; applying a spectral analysis to the optical beam as received after passing through the optical fiber, and outputting a corresponding spectral analysis signal; and determining, based on the output spectral analysis signal, whether a liquid is carried by the volume of the gas.
    Type: Grant
    Filed: September 3, 2021
    Date of Patent: March 28, 2023
    Inventor: Sohrab Zarrabian
  • Patent number: 11607187
    Abstract: A multi-spectral tomography imaging system includes one or more source devices configured to direct beams of radiation in multiple spectra to a region of interest (ROI), and one or more detectors configured to receive the beams of radiation. The system includes a processor configured to cause movement in at least one of the components such that a first beam of radiation with a first spectrum is directed to the ROI for less than 360 degrees of movement of the ROI. The processor is also configured to process data detected by the one or more detectors, where the data results at least in part from the first beam of radiation with the first spectrum that is directed to the ROI for less than the 360 degrees of movement of the ROI. The processor is further configured to generate an image of the ROI based on the processed data.
    Type: Grant
    Filed: December 14, 2021
    Date of Patent: March 21, 2023
    Assignee: THE UNIVERSITY OF CHICAGO
    Inventors: Xiaochuan Pan, Buxin Chen, Zheng Zhang, Emil Sidky, Dan Xia
  • Patent number: 11609192
    Abstract: Provided is an energy-dispersive X-ray fluorescence spectrometer capable of easily determining reliability of a result of quantitative analysis and quickly recognizing an abnormality in measurement conditions, an X-ray fluorescence spectrometer, a sample, preprocessing for the sample, or the like. The energy-dispersive X-ray fluorescence spectrometer includes: a spectrum acquisition unit configured to acquire a spectrum; a calculation unit configured to execute quantitative analysis for an element included in the sample based on a peak included in the spectrum; and an evaluation unit configured to calculate a plurality of evaluation values obtained using different calculation methods for a series of processes, being the process of acquiring the spectrum by the spectrum acquisition unit, and the process of executing the quantitative analysis by the calculation unit, and to calculate a comprehensive evaluation value obtained by composing the plurality of evaluation values.
    Type: Grant
    Filed: November 30, 2020
    Date of Patent: March 21, 2023
    Assignee: Rigaku Corporation
    Inventor: Shinya Kikuta
  • Patent number: 11602317
    Abstract: A detector sub-assembly for a CT system includes a detector module that includes a mount block having a top planar surface, a Y-axis planar surface that is parallel with the top planar surface, an X-axis planar surface that is orthogonal to the first Y-axis planar surface, and an aperture passing through the X-axis planar surface. The module includes a substrate having a pixelated photodiode positioned thereon, and a two-dimensional anti-scatter grid (ASG) positioned on the pixelated photodiode. The detector sub-assembly includes a support structure including a Y-axis mount surface and an X-axis mount surface, and a second aperture passing through the X-axis mount surface, a mounting screw having an outer diameter that is smaller than an inner diameter of the aperture and passing through the aperture and into the second aperture when the Y-axis planar surface is on the Y-axis mount surface.
    Type: Grant
    Filed: April 22, 2021
    Date of Patent: March 14, 2023
    Assignee: Minfound Medical Systems Co., Ltd.
    Inventors: Abdelaziz Ikhlef, Mark McElroy
  • Patent number: 11602315
    Abstract: An x-ray tomography system which can generate a qualitative 3D image of a region of interest using a an x-ray source, the x-ray source configured to emit x-ray radiation at the region of interest. The x-ray radiation or the x-ray source or the relative position of the x ray source configured to be moved in a two dimensional plane. An x-ray detector including a plurality of detector elements arranged in a two dimensional plane opposite the x-ray source, the x-ray detector configured to detect x-ray radiation after attenuation by the subject and provide an indication of the detected x-rays. And a processor configured to receive the indication of the detected x-rays and resolve the detected x-ray radiation into a three dimensional image. The three dimensional image is qualitative in nature.
    Type: Grant
    Filed: September 17, 2020
    Date of Patent: March 14, 2023
    Assignee: Xenselab, LLC
    Inventors: Ying Zhao, YongSheng Chao