Patents by Inventor Ko FUCHIGAMI

Ko FUCHIGAMI 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).

  • Publication number: 20230346333
    Abstract: The X-ray imaging apparatus according to the embodiment includes an X-ray irradiator and processing circuitry. The X-ray irradiator is placed in a surgery room. The processing circuitry is configured to sequentially acquire a position of each staff member presenting in the surgery room during a procedure using the X-ray irradiator. The processing circuitry is configured to sequentially acquire an exposure dose of each staff member from a dosimeter. The processing circuitry is configured to associate the position of each staff member and the exposure dose of each staff member with a time, and sequentially record association data in a memory circuit. The processing circuitry is configured to display association data indicating a relation between the position of each staff member and the exposure dose of each staff member in an identifiable manner on a display.
    Type: Application
    Filed: April 24, 2023
    Publication date: November 2, 2023
    Applicant: CANON MEDICAL SYSTEMS CORPORATION
    Inventors: Katsuaki SHINODA, Keisuke SUGAWARA, Mitsunobu SUGENO, Satoshi TANAKA, Mitsuru SAKATA, Takayuki ISHIKAWA, Satoshi YAMASHITA, Yosuke KAYUKAWA, Ko FUCHIGAMI, Hirona OIKAWA
  • Patent number: 11369330
    Abstract: According to one embodiment, the X-ray diagnosis apparatus includes an X-ray detector, X-ray diaphragm apparatus, and processing circuitry controlling the X-ray diaphragm apparatus to shield the X-rays from passing through a X-ray filter outside an aperture region or a partial region during a transition from first fluoroscopy employing an X-ray filter to second fluoroscopy employing diaphragm blades, generating a first and second fluoroscopic image during the first and second fluoroscopy respectively, generating a composite image during the second fluoroscopy by combining a non-ROI image of the first fluoroscopic image and a ROI image of the second fluoroscopic image, and displaying the first fluoroscopic image and the composite image on the display during the first and second fluoroscopy respectively.
    Type: Grant
    Filed: April 6, 2018
    Date of Patent: June 28, 2022
    Assignee: Canon Medical Systems Corporation
    Inventors: Makoto Kaneko, Koutaro Matsuo, Ko Fuchigami, Hajime Yoshida
  • Patent number: 11116464
    Abstract: An X-ray diagnostic apparatus according to an embodiment includes processing circuitry configured to acquire a plurality of X-ray images over time based on X-rays having passed through a subject injected with a contrast agent, to calculate a blood vessel region corresponding to an inflow path of the contrast agent leading to a predetermined position in the blood vessel region, based on a temporal transition of signal intensities of the contrast agent in the blood vessel region represented in the X-ray images, and to perform control to display the blood vessel region corresponding to the inflow path in a display mode that is different from that of a blood vessel region other than the inflow path on a display.
    Type: Grant
    Filed: October 21, 2016
    Date of Patent: September 14, 2021
    Assignee: CANON MEDICAL SYSTEMS CORPORATION
    Inventors: Mika Takaya, Shingo Abe, Ko Fuchigami, Ryoichi Nagae, Takuya Sakaguchi
  • Patent number: 10893840
    Abstract: According to one embodiment, an X-ray diagnostic apparatus includes a holding device and processing circuitry. The holding device movably holds an X-ray generator and an X-ray detector. The processing circuitry generates an X-ray image of the subject, based on an output of the X-ray detector. The processing circuitry sets an interference judgment region between the holding device and an interference object, based on a landmark in the X-ray image. The processing circuitry controls movement of the holding device, based on the set interference judgment region.
    Type: Grant
    Filed: November 3, 2017
    Date of Patent: January 19, 2021
    Assignee: Canon Medical Systems Corporation
    Inventors: Kazuo Imagawa, Yoshiyasu Hayashi, Masahiro Ozawa, Ko Fuchigami
  • Patent number: 10684691
    Abstract: According to one embodiment, a gesture detection supporting system for an X-ray diagnosis includes memory circuitry, a sensor, processing circuitry and an attaching instrument. The memory circuitry stores an operation content of an X-ray diagnostic apparatus. The operation content is related to a gesture by a user. The sensor senses a gesture. The processing circuitry detects the gesture, based on an output from the sensor; acquire the operation content of the X-ray diagnostic apparatus, from the memory circuitry, based on a detection result of the gesture; and output operation information to the X-ray diagnostic apparatus, based on the operation content. The attaching instrument attaches the sensor to a ceiling of an examination room, an arm for driving an X-ray tube and an X-ray detector, an intravenous drip stand, an injector of a contrast agent, an X-ray protective board and/or a display for displaying an X-ray image.
    Type: Grant
    Filed: May 20, 2015
    Date of Patent: June 16, 2020
    Assignee: Canon Medical Systems Corporation
    Inventors: Yoshiyasu Hayashi, Yuichiro Watanabe, Jun Sakakibara, Ko Fuchigami, Yusuke Kanno, Masaki Akiyama
  • Patent number: 10624592
    Abstract: An X-ray diagnosis apparatus according to an embodiment includes a calculating unit and a control unit. The calculating unit that calculates an angle between a specified position specified in an ultrasonic image generated through transmission and reception of ultrasonic waves by an ultrasound probe and a predetermined position in a radiographic space where a subject is radiographed based on information on a relative position between the radiographic space and a scanning space where the subject is scanned by the ultrasound probe. The control unit that controls an arm to move so that the subject is radiographed at the angle calculated by the calculating unit.
    Type: Grant
    Filed: March 6, 2015
    Date of Patent: April 21, 2020
    Assignee: CANON MEDICAL SYSTEMS CORPORATION
    Inventors: Takuya Sakaguchi, Ko Fuchigami, Shinichi Hashimoto, Hiroyuki Ohuchi
  • Patent number: 10575809
    Abstract: An X-ray diagnosis apparatus according to an embodiment acquires a first X-ray image and a second X-ray image by using mutually-different radiation doses; acquires a third X-ray image based on X-rays radiated onto a region of interest of the subject and onto a region other than the region of interest in mutually-different radiation doses; obtains position information of the region of interest; and on a basis of the position information, generates a subtraction image by calculating a difference between the region of interest in the third X-ray image and a region corresponding to the region of interest in the first X-ray image and calculating a difference between the region other than the region of interest in the third X-ray image and a region corresponding to the region other than the region of interest in the second X-ray image.
    Type: Grant
    Filed: July 25, 2017
    Date of Patent: March 3, 2020
    Assignee: Canon Medical Systems Corporation
    Inventors: Masaki Akiyama, Kunio Shiraishi, Ko Fuchigami, Makoto Kaneko, Tadaharu Kobayashi
  • Patent number: 10506997
    Abstract: An X-ray diagnostic apparatus includes a display, a holding device, bed device, a gesture detecting device and a processing circuitry. The holding device includes an X-ray irradiator, an X-ray detector, and a supporter that supports the X-ray irradiator and the X-ray detector. The bed device is available to place an object on. The gesture detecting device recognizes a gesture of a person. The processing circuitry identifies a state of the X-ray diagnostic apparatus based on at least one of the display, the X-ray irradiator, the X-ray detector, the holding device and the bed device, determines an operation detail based on a combination of the identified state and the recognized gesture, and operates at least one of the display, the holding device, the bed device, a speaker and a room light according to the determined operation detail.
    Type: Grant
    Filed: August 24, 2015
    Date of Patent: December 17, 2019
    Assignee: CANON MEDICAL SYSTEMS CORPORATION
    Inventors: Ko Fuchigami, Jun Sakakibara, Yuichiro Watanabe, Yusuke Kanno
  • Publication number: 20180333124
    Abstract: According to one embodiment, the X-ray diagnosis apparatus includes an X-ray detector, X-ray diaphragm apparatus, and processing circuitry controlling the X-ray diaphragm apparatus to shield the X-rays from passing through a X-ray filter outside an aperture region or a partial region during a transition from first fluoroscopy employing an X-ray filter to second fluoroscopy employing diaphragm blades, generating a first and second fluoroscopic image during the first and second fluoroscopy respectively, generating a composite image during the second fluoroscopy by combining a non-ROI image of the first fluoroscopic image and a ROI image of the second fluoroscopic image, and displaying the first fluoroscopic image and the composite image on the display during the first and second fluoroscopy respectively.
    Type: Application
    Filed: April 6, 2018
    Publication date: November 22, 2018
    Applicant: Canon Medical Systems Corporation
    Inventors: Makoto Kaneko, Koutaro Matsuo, Ko Fuchigami, Hajime Yoshida
  • Publication number: 20180125436
    Abstract: According to one embodiment, an X-ray diagnostic apparatus includes a holding device and processing circuitry. The holding device movably holds an X-ray generator and an X-ray detector. The processing circuitry generates an X-ray image of the subject, based on an output of the X-ray detector. The processing circuitry sets an interference judgment region between the holding device and an interference object, based on a landmark in the X-ray image. The processing circuitry controls movement of the holding device, based on the set interference judgment region.
    Type: Application
    Filed: November 3, 2017
    Publication date: May 10, 2018
    Applicant: Toshiba Medical Systems Corporation
    Inventors: Kazuo IMAGAWA, Yoshiyasu HAYASHI, Masahiro OZAWA, Ko FUCHIGAMI
  • Patent number: 9931090
    Abstract: An image processing apparatus according to an embodiment includes a determination unit and a display control unit. The determination unit that determines whether an X-ray image serving as a first image is to be displayed as a moving image or a still image and a second image is to be displayed as a moving image or a still image according to display states of the images. The display control unit that controls a display unit to display thereon at least any one of superimposed images of a combination of a moving image and a moving image, a combination of a moving image and a still image, and a combination of a still image and a moving image of the X-ray image and the second image, according to the determination made by the determination unit.
    Type: Grant
    Filed: March 10, 2015
    Date of Patent: April 3, 2018
    Assignee: Toshiba Medical Systens Corporation
    Inventors: Takuya Sakaguchi, Ko Fuchigami, Shinichi Hashimoto, Hiroyuki Ohuchi
  • Publication number: 20180021000
    Abstract: An X-ray diagnosis apparatus according to an embodiment acquires a first X-ray image and a second X-ray image by using mutually-different radiation doses; acquires a third X-ray image based on X-rays radiated onto a region of interest of the subject and onto a region other than the region of interest in mutually-different radiation doses; obtains position information of the region of interest; and on a basis of the position information, generates a subtraction image by calculating a difference between the region of interest in the third X-ray image and a region corresponding to the region of interest in the first X-ray image and calculating a difference between the region other than the region of interest in the third X-ray image and a region corresponding to the region other than the region of interest in the second X-ray image.
    Type: Application
    Filed: July 25, 2017
    Publication date: January 25, 2018
    Applicant: Toshiba Medical Systems Corporation
    Inventors: Masaki AKIYAMA, Kunio Shiraishi, Ko Fuchigami, Makoto Kaneko, Tadaharu Kobayashi
  • Patent number: 9865082
    Abstract: An image processing system according to an embodiment includes an input unit, an output unit, an acquiring unit, and a display unit. The input unit receives setting of a landmark in first medical image data obtained by capturing a certain tissue of a subject. The output unit outputs data including information of the position of the landmark in the first medical image data as output data. The acquiring unit receives the output data and acquires, based on one or a plurality of pieces of second medical image data obtained by capturing the certain tissue of the subject and the position of the landmark, three-dimensional position information of the landmark in a three-dimensional capturing space of the second medical image data. The display unit displays image data obtained by superimposing the first medical image data on the second medical image data, based on the three-dimensional position information.
    Type: Grant
    Filed: March 20, 2015
    Date of Patent: January 9, 2018
    Assignee: Toshiba Medical Systems Corporation
    Inventors: Hiroyuki Ohuchi, Shinichi Hashimoto, Takuya Sakaguchi, Ko Fuchigami
  • Patent number: 9747689
    Abstract: An image processing system according to an embodiment includes a first aligning unit, an output unit, a second aligning unit, and a display unit. The first aligning unit aligns first three-dimensional medical image data with second three-dimensional medical image data. The output unit outputs, as output data, data obtained by adding alignment information to the first three-dimensional medical image data and to the second three-dimensional medical image data or synthetic data obtained by aligning and synthesizing the first three-dimensional medical image data with the second three-dimensional medical image data. The second aligning unit receives the output data and aligns the second three-dimensional medical image data with one or a plurality of pieces of X-ray image data. The display unit displays image data obtained by aligning the first three-dimensional medical image data with X-ray image data based on an alignment result.
    Type: Grant
    Filed: March 19, 2015
    Date of Patent: August 29, 2017
    Assignee: Toshiba Medical Systems Corporation
    Inventors: Shinichi Hashimoto, Hiroyuki Ohuchi, Takuya Sakaguchi, Ko Fuchigami
  • Publication number: 20170119332
    Abstract: An X-ray diagnostic apparatus according to an embodiment includes processing circuitry configured to acquire a plurality of X-ray images over time based on X-rays having passed through a subject injected with a contrast agent, to calculate a blood vessel region corresponding to an inflow path of the contrast agent leading to a predetermined position in the blood vessel region, based on a temporal transition of signal intensities of the contrast agent in the blood vessel region represented in the X-ray images, and to perform control to display the blood vessel region corresponding to the inflow path in a display mode that is different from that of a blood vessel region other than the inflow path on a display.
    Type: Application
    Filed: October 21, 2016
    Publication date: May 4, 2017
    Applicant: Toshiba Medical Systems Corporation
    Inventors: Mika TAKAYA, Shingo Abe, Ko Fuchigami, Ryoichi Nagae, Takuya Sakaguchi
  • Patent number: 9547900
    Abstract: An image processing apparatus according to an embodiment includes an acquiring unit and a determination unit. The acquiring unit acquires information of a relative position between a radiographic space where a subject is radiographed by an X-ray diagnosis apparatus and a scanning space where the subject is scanned by an ultrasound probe. The determination unit determines a position almost the same as the position scanned by the ultrasound probe in the radiographic space, according to the information of the relative position acquired by the acquiring unit. The acquiring unit acquires the information of the relative position based on an X-ray image radiographed by the X-ray diagnosis apparatus.
    Type: Grant
    Filed: March 19, 2015
    Date of Patent: January 17, 2017
    Assignee: Toshiba Medical Systems Corporation
    Inventors: Ko Fuchigami, Takuya Sakaguchi, Shinichi Hashimoto, Hiroyuki Ohuchi
  • Publication number: 20160058399
    Abstract: An X-ray diagnostic apparatus according to an embodiment controls the imaging system in order to generate an X-ray image in which an imaging center line connecting a focus of an X-ray tube and a center position of an X-ray detection surface has a tilt angle of smaller than 90° with respect to a guideline connecting an input insertion target position and an input arrival target position; extracts from the image, a region of the needle inserted in an object; specifies an apparent length of the needle based on the region of the needle extracted from the X-ray image having the tilt angle of smaller than 90°; calculates an estimated insertion length of the needle inserted in the object based on the apparent length of the needle and the tilt angle; and notifies a user of information for assisting an insertion operation of the needle based on the estimated length.
    Type: Application
    Filed: November 9, 2015
    Publication date: March 3, 2016
    Applicants: Kabushiki Kaisha Toshiba, Toshiba Medical Systems Corporation
    Inventors: Yusuke NARABU, Toshiya WAKU, Ko FUCHIGAMI
  • Publication number: 20150359497
    Abstract: An X-ray diagnostic apparatus includes a display, a holding device, bed device, a gesture detecting device and a processing circuitry. The holding device includes an X-ray irradiator, an X-ray detector, and a supporter that supports the X-ray irradiator and the X-ray detector. The bed device is available to place an object on. The gesture detecting device recognizes a gesture of a person. The processing circuitry identifies a state of the X-ray diagnostic apparatus based on at least one of the display, the X-ray irradiator, the X-ray detector, the holding device and the bed device, determines an operation detail based on a combination of the identified state and the recognized gesture, and operates at least one of the display, the holding device, the bed device, a speaker and a room light according to the determined operation detail.
    Type: Application
    Filed: August 24, 2015
    Publication date: December 17, 2015
    Applicants: KABUSHIKI KAISHA TOSHIBA, TOSHIBA MEDICAL SYSTEMS CORPORATION
    Inventors: Ko FUCHIGAMI, Jun Sakakibara, Yuichiro Watanabe, Yusuke Kanno
  • Publication number: 20150253865
    Abstract: According to one embodiment, a gesture detection supporting system for an X-ray diagnosis includes memory circuitry, a sensor, processing circuitry and an attaching instrument. The memory circuitry stores an operation content of an X-ray diagnostic apparatus. The operation content is related to a gesture by a user. The sensor senses a gesture. The processing circuitry detects the gesture, based on an output from the sensor; acquire the operation content of the X-ray diagnostic apparatus, from the memory circuitry, based on a detection result of the gesture; and output operation information to the X-ray diagnostic apparatus, based on the operation content. The attaching instrument attaches the sensor to a ceiling of an examination room, an arm for driving an X-ray tube and an X-ray detector, an intravenous drip stand, an injector of a contrast agent, an X-ray protective board and/or a display for displaying an X-ray image.
    Type: Application
    Filed: May 20, 2015
    Publication date: September 10, 2015
    Applicants: Kabushiki Kaisha Toshiba, Toshiba Medical Systems Corporation
    Inventors: Yoshiyasu HAYASHI, Yuichiro WATANABE, Jun SAKAKIBARA, Ko FUCHIGAMI, Yusuke KANNO, Masaki AKIYAMA
  • Publication number: 20150193931
    Abstract: An image processing apparatus according to an embodiment includes an acquiring unit and a determination unit. The acquiring unit acquires information of a relative position between a radiographic space where a subject is radiographed by an X-ray diagnosis apparatus and a scanning space where the subject is scanned by an ultrasound probe. The determination unit determines a position almost the same as the position scanned by the ultrasound probe in the radiographic space, according to the information of the relative position acquired by the acquiring unit. The acquiring unit acquires the information of the relative position based on an X-ray image radiographed by the X-ray diagnosis apparatus.
    Type: Application
    Filed: March 19, 2015
    Publication date: July 9, 2015
    Applicants: Kabushiki Kaisha Toshiba, Toshiba Medical Systems Corporation
    Inventors: Ko FUCHIGAMI, Takuya Sakaguchi, Shinichi Hashimoto, Hiroyuki Ohuchi