Patents by Inventor Yuuki Sakaguchi

Yuuki Sakaguchi 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).

  • Patent number: 11819628
    Abstract: A catheter holder includes an attachment section configured to be attachable to a holder tube that accommodates at least a portion of a sheath of an image diagnosis catheter in a wound state, a support section extending from the attachment section in a direction away from the wound holder tube, and a fixing section provided on a second end side of the support section, which is opposite to a first end side of the support section on which the attachment section is provided, and configured to fix a unit connector and a hub of the image diagnosis catheter to hold the outer tube, which is exposed from an opening portion of the holder tube, in a linear shape to be fixed in position.
    Type: Grant
    Filed: April 25, 2022
    Date of Patent: November 21, 2023
    Assignee: TERUMO KABUSHIKI KAISHA
    Inventor: Yuuki Sakaguchi
  • Patent number: 11717259
    Abstract: A diagnostic imaging catheter includes a drive shaft provided with a signal transmitting and receiving unit at a distal portion thereof and which is rotatable and movable forward and backward, a sheath into which the drive shaft is inserted, a relay connector coupled to a proximal end of the sheath, a support tube provided at an outer circumference of the drive shaft along an axial direction and which moves forward and backward in conjunction with the drive shaft, a seal member provided inside the relay connector and which seals a space between the relay connector and the support tube, and an injection opening located in a region closer to a distal side than the seal member and closer to a proximal side than a distal end of the support tube in a backward movement limit position thereof and via which a liquid is able to be injected into the sheath.
    Type: Grant
    Filed: December 2, 2019
    Date of Patent: August 8, 2023
    Assignee: TERUMO KABUSHIKI KAISHA
    Inventor: Yuuki Sakaguchi
  • Patent number: 11602612
    Abstract: A support system, a support method, and a support program in the form of a non-transitory computer readable medium, which supports selection of a medical instrument and selection of a use form of the medical instrument. A support system includes the data acquisition unit that acquires health care worker data on a health care worker, medical institution data on a medical institution, patient data on a patient, and operation data on a past operation experience of the health care worker, a learning unit that performs machine learning using the health care worker data, the medical institution data, the patient data, and the operation data, and a presentation unit that presents a medical instrument recommended for use in operation on the patient and a recommended use form of the medical instrument based on a result of the machine learning.
    Type: Grant
    Filed: May 29, 2020
    Date of Patent: March 14, 2023
    Assignee: TERUMO KABUSHIKI KAISHA
    Inventors: Yoshiyuki Hara, Yuuki Sakaguchi, Toshio Maki, Yuusuke Sekine
  • Patent number: 11529204
    Abstract: A support system, a support method, and a support program in the form of a non-transitory computer readable medium are disclosed that support a medical action during an operation. The support system includes a data acquisition unit configured to acquire, during an operation, use state data on a use state of a medical device during the operation, and target lesion data on a target lesion of a patient during the operation, a learning unit configured to perform machine learning using the use state data and the target lesion data, and a presentation unit configured to present a recommended operation policy based on a result of the machine learning.
    Type: Grant
    Filed: May 29, 2020
    Date of Patent: December 20, 2022
    Assignee: TERUMO KABUSHIKI KAISHA
    Inventors: Toshio Maki, Yoshiyuki Hara, Osamu Nomura, Yuuki Sakaguchi, Yuusuke Sekine
  • Patent number: 11482331
    Abstract: An assist system that assists an operation of a medical institution, including a learning unit that performs machine learning using medical institution data including operation data relating to the operation of the medical institution and economic data relating to the economic efficiency, patient data relating to a patient in a region to which the medical institution belongs, and environment data relating to environment surrounding the medical institution; and a presentation unit that presents an operation policy for improving the economic efficiency of the medical institution based on a result of the machine learning.
    Type: Grant
    Filed: May 29, 2020
    Date of Patent: October 25, 2022
    Assignee: TERUMO KABUSHIKI KAISHA
    Inventors: Yuuki Sakaguchi, Yoshiyuki Hara, Yuusuke Sekine
  • Patent number: 11419576
    Abstract: A medical device is disclosed, which includes a motor drive device that is connected to a proximal end of an image diagnosis catheter, and that rotates a drive shaft included in the image diagnosis catheter around an axial direction and moves the drive shaft along the axial direction, and a support unit that supports the motor drive device in a state where the motor drive device is separated in a vertical direction from a laying table on which a subject P is laid.
    Type: Grant
    Filed: August 10, 2017
    Date of Patent: August 23, 2022
    Assignee: TERUMO KABUSHIKI KAISHA
    Inventors: Yuuki Sakaguchi, Yasunori Yamashita
  • Publication number: 20220241550
    Abstract: A catheter holder includes an attachment section configured to be attachable to a holder tube that accommodates at least a portion of a sheath of an image diagnosis catheter in a wound state, a support section extending from the attachment section in a direction away from the wound holder tube, and a fixing section provided on a second end side of the support section, which is opposite to a first end side of the support section on which the attachment section is provided, and configured to fix a unit connector and a hub of the image diagnosis catheter to hold the outer tube, which is exposed from an opening portion of the holder tube, in a linear shape to be fixed in position.
    Type: Application
    Filed: April 25, 2022
    Publication date: August 4, 2022
    Applicant: TERUMO KABUSHIKI KAISHA
    Inventor: Yuuki SAKAGUCHI
  • Patent number: 11331450
    Abstract: A catheter holder includes an attachment section configured to be attachable to a holder tube that accommodates at least a portion of a sheath of an image diagnosis catheter in a wound state, a support section extending from the attachment section in a direction away from the wound holder tube, and a fixing section provided on a second end side of the support section, which is opposite to a first end side of the support section on which the attachment section is provided, and configured to fix a unit connector and a hub of the image diagnosis catheter to hold the outer tube, which is exposed from an opening portion of the holder tube, in a linear shape to be fixed in position.
    Type: Grant
    Filed: May 31, 2017
    Date of Patent: May 17, 2022
    Assignee: TERUMO KABUSHIKI KAISHA
    Inventor: Yuuki Sakaguchi
  • Patent number: 11317890
    Abstract: A catheter is disclosed with a priming hole for exhaust at a distal portion of the catheter, the priming hole being used when filling with a priming solution is performed, and movably and rotatably accommodates an imaging core. The catheter includes a first connector that is provided at a rear end portion of the catheter and is supported by a fixed connector portion of a motor drive unit included in an imaging apparatus for diagnosis and a second connector that is supported by a movable connector portion of the motor drive unit. The catheter includes a reservoir, which is provided in the first connector and has a volume which decreases depending on a pull-out length of the second connector from the first connector, and a supply route, through which a priming solution injected from a priming injection port is supplied to the reservoir.
    Type: Grant
    Filed: September 21, 2018
    Date of Patent: May 3, 2022
    Assignee: TERUMO KABUSHIKI KAISHA
    Inventor: Yuuki Sakaguchi
  • Publication number: 20210375464
    Abstract: An assistance system, an assistance method, and an assistance program, which contribute to reduced medical expenses. An assistance system includes a data acquisition unit that acquires medical examination scheduled person data relating to a medical examination scheduled person having a scheduled medical examination in a medical institution, visit data relating to a visit history of the medical examination scheduled person who visits the medical institution, and medical examination data relating to a medical examination content of the medical examination scheduled person who received a medical examination in the medical institution in the past, a learning unit that performs machine learning by using the medical examination scheduled person data, the visit data, and the medical examination data, and a presentation unit that presents whether or not the medical examination is required for the medical examination scheduled person, based on a result of the machine learning.
    Type: Application
    Filed: August 12, 2021
    Publication date: December 2, 2021
    Applicant: TERUMO KABUSHIKI KAISHA
    Inventors: Yuuki SAKAGUCHI, Osamu NOMURA, Yasushi KINOSHITA, Yuusuke SEKINE
  • Patent number: 11173275
    Abstract: A catheter holding tool for holding a catheter. The catheter holding tool includes an accommodation member. The accommodation member has a first accommodation portion which accommodates a first tubular portion and/or a second tubular portion of the catheter, a second accommodation portion which accommodates a second holding target portion of the catheter, and a holding portion which holds the second holding target portion when the second holding target portion is accommodated in the second accommodation portion. The catheter holding tool includes a fixing tool to fix the position of the first holding target portion. The fixing and unfixing of the position of the first holding target portion is independent of the holding portion of the accommodation member holding the second holding target portion of the catheter.
    Type: Grant
    Filed: March 22, 2018
    Date of Patent: November 16, 2021
    Assignee: TERUMO KABUSHIKI KAISHA
    Inventor: Yuuki Sakaguchi
  • Patent number: 11123521
    Abstract: A catheter includes a sheath configured to be inserted into a body lumen, a drive shaft configured to be inserted into the sheath and to transmit mechanical drive force, an operation unit configured to operate the drive shaft, and a connection section having a proximal side connected to the operation unit and a distal side connected to the sheath in such a way as to be attachable to and detachable from the sheath.
    Type: Grant
    Filed: January 16, 2018
    Date of Patent: September 21, 2021
    Assignee: TERUMO KABUSHIKI KAISHA
    Inventors: Yuuki Sakaguchi, Tomohito Koketsu
  • Patent number: 11113991
    Abstract: A human body model is disclosed that can make an image acquired by a medical device similar to an image of a body lumen acquired during surgery. The human body model includes a main body portion that includes a lumen passing through a portion of the main body portion between a first surface and a second surface disposed on a side opposite to the first surface, and a tubular body that is provided in at least a part of the lumen and is made of another material different from the material of the main body portion. An acoustic impedance of the material of the tubular body being equal to an acoustic impedance of a body lumen, and a hardness of the material of the main body portion being higher than a hardness of the material of the tubular body.
    Type: Grant
    Filed: August 21, 2018
    Date of Patent: September 7, 2021
    Assignee: TERUMO KABUSHIKI KAISHA
    Inventors: Yuuki Sakaguchi, Souichirou Sugihara, Keiichiro Yamamoto
  • Patent number: 10932752
    Abstract: A catheter includes a first structure having an elongated catheter body with at least one lumen and a first connection portion. The catheter includes a second structure that has a second connection portion which is connectable to the distal side of the first connection portion and a third structure that has an inner tube in which an elongated imaging core having an image capturing unit for capturing an image is positionable and a third connection portion which is connectable to the proximal side of the first connection portion. The catheter includes a first prevention portion to prevent the first connection portion from connecting to the third connection portion when the first and second connection portions are connected and a second prevention portion to prevent the first connection portion from connecting to the second connection portion when the first and third connection portions are connected.
    Type: Grant
    Filed: March 15, 2018
    Date of Patent: March 2, 2021
    Assignee: TERUMO KABUSHIKI KAISHA
    Inventor: Yuuki Sakaguchi
  • Patent number: 10905395
    Abstract: A diagnostic imaging catheter is disclosed which includes a drive shaft, of which a distal portion is provided with a signal transmitting and receiving unit, and which can be rotated; a sheath including a lumen into which the drive shaft is inserted such that the drive shaft can be moved forward and backward; a communicating hole which is provided in a distal portion of the sheath, and through which the inside and the outside of the sheath communicate with each other; and a valve body capable of opening and closing the communicating hole. The valve body is configured to be capable of switching between a closed state in which the communicating hole is covered and blocked with the valve body and an open state which the valve body enters by being moved to the outside of the sheath from the closed state, and in which the communicating hole is open.
    Type: Grant
    Filed: September 9, 2016
    Date of Patent: February 2, 2021
    Assignee: TERUMO KABUSHIKI KAISHA
    Inventors: Kenta Mitsuhashi, Yuuki Sakaguchi
  • Publication number: 20200381114
    Abstract: There are provided an assistance system, an assistance method, and an assistance program, which contribute to reduced medical expenses. An assistance system includes a data acquisition unit that acquires medical examination scheduled person data relating to a medical examination scheduled person having a scheduled medical examination in a medical institution, visit data relating to a visit history of the medical examination scheduled person who visits the medical institution, and medical examination data relating to a medical examination content of the medical examination scheduled person who received a medical examination in the medical institution in the past, a learning unit that performs machine learning by using the medical examination scheduled person data, the visit data, and the medical examination data, and a presentation unit that presents whether or not the medical examination is required for the medical examination scheduled person, based on a result of the machine learning.
    Type: Application
    Filed: July 31, 2018
    Publication date: December 3, 2020
    Applicant: TERUMO KABUSHIKI KAISHA
    Inventors: Yuuki SAKAGUCHI, Osamu NOMURA, Yasushi KINOSHITA, Yuusuke SEKINE
  • Patent number: 10792475
    Abstract: A medical tube includes a connection portion that is removably attached to an end of a catheter including a guide wire lumen through which a guide wire is inserted and a tube main body that includes a lumen through which the guide wire is inserted. The lumen communicates with the guide wire lumen while being attached to the end of the catheter through the connection portion.
    Type: Grant
    Filed: August 7, 2017
    Date of Patent: October 6, 2020
    Assignee: TERUMO KABUSHIKI KAISHA
    Inventors: Yasunori Yamashita, Yuuki Sakaguchi, Yuusuke Sekine
  • Publication number: 20200289215
    Abstract: A support system, a support method, and a support program in the form of a non-transitory computer readable medium are disclosed that support a medical action during an operation. The support system includes a data acquisition unit configured to acquire, during an operation, use state data on a use state of a medical device during the operation, and target lesion data on a target lesion of a patient during the operation, a learning unit configured to perform machine learning using the use state data and the target lesion data, and a presentation unit configured to present a recommended operation policy based on a result of the machine learning.
    Type: Application
    Filed: May 29, 2020
    Publication date: September 17, 2020
    Applicant: TERUMO KABUSHIKI KAISHA
    Inventors: Toshio MAKI, Yoshiyuki HARA, Osamu NOMURA, Yuuki SAKAGUCHI, Yuusuke SEKINE
  • Publication number: 20200289787
    Abstract: A support system, a support method, and a support program in the form of a non-transitory computer readable medium, which supports selection of a medical instrument and selection of a use form of the medical instrument. A support system includes the data acquisition unit that acquires health care worker data on a health care worker, medical institution data on a medical institution, patient data on a patient, and operation data on a past operation experience of the health care worker, a learning unit that performs machine learning using the health care worker data, the medical institution data, the patient data, and the operation data, and a presentation unit that presents a medical instrument recommended for use in operation on the patient and a recommended use form of the medical instrument based on a result of the machine learning.
    Type: Application
    Filed: May 29, 2020
    Publication date: September 17, 2020
    Applicant: TERUMO KABUSHIKI KAISHA
    Inventors: Yoshiyuki HARA, Yuuki SAKAGUCHI, Toshio MAKI, Yuusuke SEKINE
  • Publication number: 20200294673
    Abstract: An assist system that assists an operation of a medical institution, including a learning unit that performs machine learning using medical institution data including operation data relating to the operation of the medical institution and economic data relating to the economic efficiency, patient data relating to a patient in a region to which the medical institution belongs, and environment data relating to environment surrounding the medical institution; and a presentation unit that presents an operation policy for improving the economic efficiency of the medical institution based on a result of the machine learning.
    Type: Application
    Filed: May 29, 2020
    Publication date: September 17, 2020
    Applicant: TERUMO KABUSHIKI KAISHA
    Inventors: Yuuki SAKAGUCHI, Yoshiyuki HARA, Yuusuke SEKINE