Patents by Inventor Ryusuke Hirai

Ryusuke Hirai 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: 20210065344
    Abstract: A defect inspection device includes at least one memory storing instructions and at least one processor.
    Type: Application
    Filed: February 26, 2020
    Publication date: March 4, 2021
    Applicant: Kabushiki Kaisha Toshiba
    Inventors: Ryusuke HIRAI, Kyoka SUGIURA, Yukinobu SAKATA, Akiyuki TANIZAWA
  • Publication number: 20210042917
    Abstract: A medical image processing device includes a first image acquirer and a tracker. The first image acquirer is configured to acquire a fluoroscopic image of a patient as a first image. The tracker is configured to track an object photographed in the first image on the basis of a first feature common to object images that are a plurality of images of the object obtained by observing the object placed within a body of the patient in a plurality of directions.
    Type: Application
    Filed: March 7, 2019
    Publication date: February 11, 2021
    Applicant: Toshiba Energy Systems & Solutions Corporation
    Inventors: Ryusuke HIRAI, Yasunori TAGUCHI, Yukinobu SAKATA, Keiko OKAYA, Shinichiro MORI
  • Publication number: 20210038917
    Abstract: A medical image processing device according to an embodiment includes a region-of-interest acquirer, a treatment plan acquirer, a degree-of-influence calculator, and a display controller. The region-of-interest acquirer is configured to acquire a partial region within a body of a patient as a region of interest. The treatment plan acquirer is configured to acquire treatment plan information determined in a planning stage of radiation treatment to be performed on the patient. The degree-of-influence calculator is configured to calculate a degree of influence representing an influence on the region of interest up to a range until radiation with which the patient is irradiated reaches a target portion to be treated within the body of the patient. The display controller is configured to generate a display image in which information regarding the degree of influence is superimposed on a current fluoroscopic image of the patient and causes a display to display the display image.
    Type: Application
    Filed: March 7, 2019
    Publication date: February 11, 2021
    Applicant: Toshiba Energy Systems & Solutions Corporation
    Inventors: Kenichi KARASAWA, Ryusuke HIRAI, Tomoya OKAZAKI, Yasunori TAGUCHI, Keiko OKAYA, Shinichiro MORI
  • Publication number: 20210035293
    Abstract: A medical image processing device includes a first position acquirer, a first converter, a first likelihood image generator, and a learner. The first position acquirer is configured to acquire, as first positions, target positions in plural first images. The first converter is configured to convert the first positions to second positions by expanding movement in a second direction intersecting a first direction based on movement over time of the first positions. The first likelihood image generator is configured to generate a first likelihood image showing a distribution of likelihood of the second positions. The learner is configured to output a model using the plural first images and the first likelihood image as training data, and upon receiving part or all of a transparent image, derives a second likelihood image showing a distribution of likelihood indicating probability of the part or all of the transparent image corresponding to the second positions.
    Type: Application
    Filed: March 8, 2019
    Publication date: February 4, 2021
    Applicant: Toshiba Energy Systems & Solutions Corporation
    Inventors: Ryusuke HIRAI, Akiyuki TANIZAWA, Shinichiro MORI, Keiko OKAYA
  • Patent number: 10835762
    Abstract: A medical apparatus according to an embodiment includes an acquirer, an identifier, and a controller. The acquirer acquires a fluoroscopic image of an object from an imager which performs imaging by irradiating the object with an electromagnetic wave to generate the fluoroscopic image. The identifier identifies a target position of the object in the fluoroscopic image. The controller outputs an irradiation permission signal to a therapeutic device which irradiates the object with a therapeutic beam in a case where the target position identified by the identifier is settled within an irradiation permission range.
    Type: Grant
    Filed: December 18, 2018
    Date of Patent: November 17, 2020
    Assignee: Toshiba Energy Systems & Solutions Corporation
    Inventors: Shinichiro Mori, Koki Yanagawa, Ryusuke Hirai, Shinya Fukushima, Yasushi Iseki, Keiko Okaya
  • Patent number: 10813601
    Abstract: A medical image processing apparatus comprising: a first input interface configured to acquire a three-dimensional volume image of an object which is provided with at least one marker, the three-dimensional volume image being generated by imaging the object using a medical examination apparatus; a second input interface configured to acquire geometry information of an imaging apparatus which is used for imaging the object to generate a fluoroscopic image of the object; and a specific-setting-information generator configured to generate specific setting information based on the three-dimensional volume image and the geometry information, the specific setting information being used for setting of imaging for generating an image depicting the at least one marker or setting of image processing of the image depicting the at least one marker.
    Type: Grant
    Filed: November 8, 2019
    Date of Patent: October 27, 2020
    Assignees: KABUSHIKI KAISHA TOSHIBA, Toshiba Energy Systems & Solutions Corporation
    Inventors: Yasunori Taguchi, Ryusuke Hirai, Yukinobu Sakata, Keiko Okaya, Shinichiro Mori
  • Patent number: 10769467
    Abstract: According to one embodiment, an information processing apparatus includes an input receiver, a template selector, and a tracker. The input receiver receives an input operation of a user. The template selector specifies at least one template out of a plurality of templates that are related to a shape of an object based on the input operation received by the input receiver. The tracker tracks the object in an image including the object by using the at least one template specified by the template selector.
    Type: Grant
    Filed: February 12, 2018
    Date of Patent: September 8, 2020
    Assignee: KABUSHIKI KAISHA TOSHIBA
    Inventors: Ryusuke Hirai, Yasunori Taguchi, Wataru Watanabe
  • Patent number: 10737117
    Abstract: A medical apparatus according to an embodiment includes an acquirer, an identifier, an output controller, a display controller, and an input operation acquirer. The acquirer acquires a fluoroscopic image of a object from an imager which performs imaging by irradiating the object with an electromagnetic wave to generate the fluoroscopic image. The identifier identifies a target position of the object in the fluoroscopic image. The output controller outputs an irradiation permission signal to a therapeutic device which irradiates the object with a therapeutic beam when the target position identified by the identifier is settled within an irradiation permission range. The display controller causes a display to display an interface image for receiving an instruction to start each of a preparation stage of a therapy and an irradiation stage of the therapeutic beam. The input operation acquirer acquires details of an input operation performed by a user in the interface image.
    Type: Grant
    Filed: December 18, 2018
    Date of Patent: August 11, 2020
    Assignee: Toshiba Energy Systems & Solutions Corporation
    Inventors: Shinichiro Mori, Keiko Okaya, Ryusuke Hirai, Koki Yanagawa, Fumi Maruyama, Yasushi Iseki
  • Publication number: 20200069263
    Abstract: A medical image processing apparatus comprising: a first input interface configured to acquire a three-dimensional volume image of an object which is provided with at least one marker, the three-dimensional volume image being generated by imaging the object using a medical examination apparatus; a second input interface configured to acquire geometry information of an imaging apparatus which is used for imaging the object to generate a fluoroscopic image of the object; and a specific-setting-information generator configured to generate specific setting information based on the three-dimensional volume image and the geometry information, the specific setting information being used for setting of imaging for generating an image depicting the at least one marker or setting of image processing of the image depicting the at least one marker.
    Type: Application
    Filed: November 8, 2019
    Publication date: March 5, 2020
    Applicants: KABUSHIKI KAISHA TOSHIBA, Toshiba Energy Systems & Solutions Corporation
    Inventors: Yasunori TAGUCHI, Ryusuke HIRAI, Yukinobu SAKATA, Keiko OKAYA, Shinichiro MORI
  • Patent number: 10517544
    Abstract: A medical image processing apparatus comprising: a first input interface configured to acquire a three-dimensional volume image of an object which is provided with at least one marker, the three-dimensional volume image being generated by imaging the object using a medical examination apparatus; a second input interface configured to acquire geometry information of an imaging apparatus which is used for imaging the object to generate a fluoroscopic image of the object; and a specific-setting-information generator configured to generate specific setting information based on the three-dimensional volume image and the geometry information, the specific setting information being used for setting of imaging for generating an image depicting the at least one marker or setting of image processing of the image depicting the at least one marker.
    Type: Grant
    Filed: November 20, 2017
    Date of Patent: December 31, 2019
    Assignees: KABUSHIKI KAISHA TOSHIBA, Toshiba Energy Systems & Solutions Corporation
    Inventors: Yasunori Taguchi, Ryusuke Hirai, Yukinobu Sakata, Keiko Okaya, Shinichiro Mori
  • Publication number: 20190183446
    Abstract: A medical apparatus according to an embodiment includes an acquirer and a selector. The acquirer is configured to acquire fluoroscopic images of an object captured in time series. The selector is configured to select reference images which include fluoroscopic images corresponding to a maximum exhalation position and a maximum inhalation position of the object from the plurality of fluoroscopic images acquired by the acquirer.
    Type: Application
    Filed: December 18, 2018
    Publication date: June 20, 2019
    Applicant: Toshiba Energy Systems & Solutions Corporation
    Inventors: Shinichiro MORI, Keiko OKAYA, Ryusuke HIRAI, Koki YANAGAWA, Fumi MARUYAMA
  • Publication number: 20190184198
    Abstract: A medical apparatus according to an embodiment includes an acquirer, a corrector, an identifier, and an output controller. The acquirer is configured to acquire a fluoroscopic image of an object from an imager. The corrector is configured to correct an image of one or more predetermined regions used for identifying a target position of the object in the fluoroscopic image based on one or more correction values but does not correct an image of at least a part of a region out of the predetermined region in the fluoroscopic image. The identifier is configured to identify the target position based on an image corrected by the corrector. The output controller is configured to output an irradiation permission signal to a therapeutic device which irradiates the object with a therapeutic beam based on the target position identified by the identifier.
    Type: Application
    Filed: December 18, 2018
    Publication date: June 20, 2019
    Applicant: Toshiba Energy Systems & Solutions Corporation
    Inventors: Shinichiro MORI, Keiko OKAYA, Ryusuke HIRAI, Fumi MARUYAMA, Koki YANAGAWA
  • Publication number: 20190183447
    Abstract: A medical apparatus includes an acquirer, an associator, and a display controller. The acquirer acquires information indicating a respiratory waveform of an object and acquires fluoroscopic images of the object captured in time series. The associator associates a tracking value which fluctuates according to a respiratory phase of the object, based on the time-series fluoroscopic images. The display controller causes a display to display the respiratory waveform and a waveform of the tracking value in a comparable form.
    Type: Application
    Filed: December 18, 2018
    Publication date: June 20, 2019
    Applicant: Toshiba Energy Systems & Solutions Corporation
    Inventors: Shinichiro MORI, Koki YANAGAWA, Ryusuke HIRAI, Shinya FUKUSHIMA, Keiko OKAYA
  • Publication number: 20190184199
    Abstract: A medical apparatus according to an embodiment includes an acquirer, an identifier, and a controller. The acquirer acquires a fluoroscopic image of an object from an imager which performs imaging by irradiating the object with an electromagnetic wave to generate the fluoroscopic image. The identifier identifies a target position of the object in the fluoroscopic image. The controller outputs an irradiation permission signal to a therapeutic device which irradiates the object with a therapeutic beam in a case where the target position identified by the identifier is settled within an irradiation permission range.
    Type: Application
    Filed: December 18, 2018
    Publication date: June 20, 2019
    Applicant: Toshiba Energy Systems & Solutions Corporation
    Inventors: Shinichiro Mori, Koki Yanagawa, Ryusuke Hirai, Shinya Fukushima, Yasushi Iseki, Keiko Okaya
  • Publication number: 20190184200
    Abstract: A medical apparatus according to an embodiment includes an acquirer, an identifier, an output controller, a display controller, and an input operation acquirer. The acquirer acquires a fluoroscopic image of a object from an imager which performs imaging by irradiating the object with an electromagnetic wave to generate the fluoroscopic image. The identifier identifies a target position of the object in the fluoroscopic image. The output controller outputs an irradiation permission signal to a therapeutic device which irradiates the object with a therapeutic beam when the target position identified by the identifier is settled within an irradiation permission range. The display controller causes a display to display an interface image for receiving an instruction to start each of a preparation stage of a therapy and an irradiation stage of the therapeutic beam. The input operation acquirer acquires details of an input operation performed by a user in the interface image.
    Type: Application
    Filed: December 18, 2018
    Publication date: June 20, 2019
    Applicant: Toshiba Energy Systems & Solutions Corporation
    Inventors: Shinichiro MORI, Keiko Okaya, Ryusuke Hirai, Koki Yanagawa, Fumi Maruyama, Yasushi Iseki
  • Patent number: 10258813
    Abstract: A medical image processing apparatus of an embodiment has acquisitor, a first landmark detector, and an estimator. The acquisitor acquires a perspective image of an object to be treated imaged by an imaging apparatus. The first landmark detector detects a position of a landmark that appears in the perspective image acquired by the acquisitor. The estimator, based on relationship information indicating a relationship between the position of landmark and the position of a target, estimates the position of the search-for location of the object to be treated from the position of the landmark detected by the first landmark detector.
    Type: Grant
    Filed: March 7, 2018
    Date of Patent: April 16, 2019
    Assignee: Kabushiki Kaisha Toshiba
    Inventors: Yasunori Taguchi, Ryusuke Hirai, Yukinobu Sakata, Kyoka Sugiura
  • Publication number: 20190026584
    Abstract: According to one embodiment, an information processing apparatus includes an input receiver, a template selector, and a tracker. The input receiver receives an input operation of a user. The template selector specifies at least one template out of a plurality of templates that are related to a shape of an object based on the input operation received by the input receiver. The tracker tracks the object in an image including the object by using the at least one template specified by the template selector.
    Type: Application
    Filed: February 12, 2018
    Publication date: January 24, 2019
    Inventors: Ryusuke HIRAI, Yasunori TAGUCHI, Wataru WATANABE
  • Patent number: 10143431
    Abstract: A medical image processing apparatus, includes: a reconstructed moving image obtainer that obtains a reconstructed moving image; a focus region identifier that identifies a first focus region corresponding to the designated focus; a fluoroscopic moving image obtainer that obtains at least one-period data on a fluoroscopic moving image; a second characteristics identifier that identifies each of two or more second characteristics regions corresponding to the internal body portion; a comparison selector that compares the two or more first characteristic regions; a conversion parameter calculation unit that calculates a conversion parameter for converting the first characteristic region.
    Type: Grant
    Filed: February 15, 2017
    Date of Patent: December 4, 2018
    Assignees: TOSHIBA ENERGY SYSTEMS & SOLUTIONS CORPORATION, NATIONAL INSTITUTES FOR QUANTUM AND RADIOLOGICAL SCIENCE AND TECHNOLOGY
    Inventors: Ryusuke Hirai, Yukinobu Sakata, Yasunori Taguchi, Fumi Maruyama, Shinichiro Mori
  • Publication number: 20180264288
    Abstract: An object positioning apparatus comprising: a radiographic image input interface configured to acquire a radiographic image that is generated by causing a fluoroscopic imaging apparatus to image an object and includes a first region and a second region, the first region depicting an index region for positioning of the object, the second region depicting a non-index region other than the index region; and a positioning processor configured to perform the positioning of the object by performing matching processing between a previously generated reference image and the first region that is specified from the radiographic image based on three-dimensional model information of the non-index region.
    Type: Application
    Filed: March 14, 2018
    Publication date: September 20, 2018
    Applicant: Toshiba Energy Systems & Solutions Corporation
    Inventors: Yukinobu Sakata, Yasunori Taguchi, Ryusuke Hirai, Keiko Okaya, Shinichiro Mori
  • Publication number: 20180193672
    Abstract: A medical image processing apparatus includes a first image acquirer that acquires a plurality of first images of an object to be treated, each of the plurality of first images being captured by a radiographic imaging apparatus at a respective time of a plurality of times; a second image acquirer that acquires a second image of the object to be treated, the second image being captured by a radiographic imaging apparatus at a time different from the plurality of times when the plurality of first images are captured; a characteristic processor that determines a plurality of positions of a first characteristic of the object to be treated from the plurality of first images, the characteristic processor that determines the position of a second characteristic corresponding to the first characteristic in the object to be treated from the second image; a calculator that establishes a first closed space including the plurality of positions of the first characteristic; and a determiner that determines whether or not th
    Type: Application
    Filed: March 15, 2017
    Publication date: July 12, 2018
    Inventors: Ryusuke HIRAI, Yasunori TAGUCHI