Patents by Inventor Masaru YANAGIHARA

Masaru YANAGIHARA 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: 10258420
    Abstract: Provided is a surgical manipulator system including: a manipulator provided with a treatment tool having at least one joint and a drive portion that is attached to the treatment tool to drive the treatment tool; a manipulation input portion with which manipulation for causing, by driving the drive portion, the treatment tool to perform a desired operation is input; and a control portion that controls the drive portion on the basis of the manipulation that has been input via the manipulation input portion, wherein the treatment tool is provided with an identification-information retaining portion that retains identification information of the treatment tool, the manipulation input portion is provided with a manipulation-side reading portion that performs short-distance communication with the identification-information retaining portion, thus reading the identification information of the treatment tool, and the control portion controls the drive portion based on the read identification information of the treatm
    Type: Grant
    Filed: August 23, 2016
    Date of Patent: April 16, 2019
    Assignee: OLYMPUS CORPORATION
    Inventors: Ryohei Ogawa, Masaru Yanagihara, Kosuke Kishi
  • Patent number: 10213265
    Abstract: A manipulator and a manipulator system adjust the initial tension easily yet unerringly during assembling. The manipulator includes a main unit, an elongated portion that extends from the main unit, a distal end that is connected to the elongated portion, a wire for transmission of power for putting the distal end into actuation, a drive unit for generation of power to the wire, a rotary unit which is located in the main unit, around which the wire is wound and which is rotated by the drive unit, and an elastic unit for connecting the wire to the rotary unit.
    Type: Grant
    Filed: June 7, 2017
    Date of Patent: February 26, 2019
    Assignee: OLYMPUS CORPORATION
    Inventors: Masaru Yanagihara, Kosuke Kishi
  • Patent number: 10201394
    Abstract: In order to improve work efficiency of inserting manipulators into proximal ends of an over tube, a medical manipulator system includes: manipulators having, at the proximal ends, proximal-end driving parts; an over tube having channels through which the manipulators pass; and a base provided with support parts to which proximal end parts of the over tube are attached, and driving sources that supply driving force to the proximal-end driving parts, wherein each support part includes a movable part movable between a first position where the longitudinal axis of the proximal end part is supported horizontally and a second position where the proximal end is supported at a further position from the top surface, and an urging part that moves the movable part to the second position during the proximal-end driving part is not connected to the driving source.
    Type: Grant
    Filed: November 6, 2017
    Date of Patent: February 12, 2019
    Assignee: OLYMPUS CORPORATION
    Inventors: Masaru Yanagihara, Kosuke Kishi
  • Publication number: 20180338809
    Abstract: Provided is a manipulator system including: a driver provided at a proximal end of a flexible elongated guide member to drive a distal end of the elongated guide member, a slider that is fixed to the proximal end of the elongated guide member and that is movable with respect to the driver in a longitudinal direction of the elongated guide member, and a controller that is configured to control the driver so as to change a moving amount of the slider in accordance with a bending state of the elongated guide member.
    Type: Application
    Filed: August 6, 2018
    Publication date: November 29, 2018
    Applicant: OLYMPUS CORPORATION
    Inventors: Masaru YANAGIHARA, Kosuke KISHI
  • Publication number: 20180169867
    Abstract: A manipulator system including a manipulator having: an insertion part; a first bend joint configured to pivot a distal end part of the insertion part about an axis perpendicular to the longitudinal axis of the insertion part; a rotation joint configured to rotate the distal end part about the longitudinal axis; and an operation input part configured to input an operation instruction. The operation input part includes: a bending-operation input part configured to input an operation instruction to the bend joint; a rotation-operation input part configured to input an operation instruction to the rotation joint; and a control unit including a hardware. The control unit is configured to control to move the rotation-operation input part or the rotation joint such that the relative angle between the operation instruction and the rotation angle of the rotation joint is 0° or ±180°.
    Type: Application
    Filed: January 12, 2018
    Publication date: June 21, 2018
    Inventors: Masaru Yanagihara, Kosuke Kishi
  • Publication number: 20180078325
    Abstract: To keep a clean area separated from an unclean area, a drape unit for separating the manipulator that has a treatment section at a distal end of an elongated section and that has at a proximal end a proximal-end drive unit from the base including, on a substantially horizontal top surface, a drive source to which the proximal-end drive unit is detachably connected, the drape unit includes: a drape main body that has an opening from which the drive source is exposed; and an adaptor that is interposed between the drive source and the proximal-end drive unit, that is disposed with a gap vertically above the opening, and that covers the entire opening, the adaptor includes a force transmission unit for transmitting the driving force from the drive source to the proximal-end drive unit.
    Type: Application
    Filed: November 6, 2017
    Publication date: March 22, 2018
    Applicant: OLYMPUS CORPORATION
    Inventors: Masaru YANAGIHARA, Kosuke KISHI
  • Publication number: 20180055588
    Abstract: In order to improve work efficiency of inserting manipulators into proximal ends of an over tube, a medical manipulator system includes: manipulators having, at the proximal ends, proximal-end driving parts; an over tube having channels through which the manipulators pass; and a base provided with support parts to which proximal end parts of the over tube are attached, and driving sources that supply driving force to the proximal-end driving parts, wherein each support part includes a movable part movable between a first position where the longitudinal axis of the proximal end part is supported horizontally and a second position where the proximal end is supported at a further position from the top surface, and an urging part that moves the movable part to the second position during the proximal-end driving part is not connected to the driving source.
    Type: Application
    Filed: November 6, 2017
    Publication date: March 1, 2018
    Applicant: OLYMPUS CORPORATION
    Inventors: Masaru YANAGIHARA, Kosuke KISHI
  • Publication number: 20170367564
    Abstract: An overtube including: a manipulator channel through which is passed a long manipulator in which a movable portion disposed at a distal end is driven by a driving portion disposed at a proximal end; and a storage unit that stores identification information for the manipulator channel in a readable manner from outside.
    Type: Application
    Filed: August 23, 2017
    Publication date: December 28, 2017
    Applicant: OLYMPUS CORPORATION
    Inventors: Toshinao ARUGA, Masaru YANAGIHARA, Kosuke KISHI
  • Publication number: 20170340400
    Abstract: A manipulator system including a manipulator having a flexible manipulator provided with an elongated flexible insertion portion, a movable portion provided at a distal end of insertion portion, a driving portion provided at a proximal end of insertion portion and drives movable portion; an operation input portion operated by operator and with which an operation instruction for flexible manipulator is input; a control unit that controls driving portion based on operation instruction input via operation input portion; an information input portion with which treatment-site specifying information for specifying a treatment target by using flexible manipulator is input; and an information storage portion that sets a control parameter for controlling driving portion based on treatment-site specifying information, control unit controls driving portion based on the treatment-site specifying information input via information input portion using control parameter set by information storage portion.
    Type: Application
    Filed: August 21, 2017
    Publication date: November 30, 2017
    Applicant: OLYMPUS CORPORATION
    Inventors: Keigo TAKAHASHI, Kosuke KISHI, Masaru YANAGIHARA
  • Publication number: 20170265955
    Abstract: A manipulator and a manipulator system adjust the initial tension easily yet unerringly during assembling. The manipulator includes a main unit, an elongated portion that extends from the main unit, a distal end that is connected to the elongated portion, a wire for transmission of power for putting the distal end into actuation, a drive unit for generation of power to the wire, a rotary unit which is located in the main unit, around which the wire is wound and which is rotated by the drive unit, and an elastic unit for connecting the wire to the rotary unit.
    Type: Application
    Filed: June 7, 2017
    Publication date: September 21, 2017
    Applicant: OLYMPUS CORPORATION
    Inventors: Masaru YANAGIHARA, Kosuke KISHI
  • Publication number: 20170224198
    Abstract: An overtube includes a first tube member has a first distal opening end; a second tube member has a second distal opening end; a substantially tubular coupling member has first and second through-holes communicating with inside of the first and second tube member respectfully; a tapered surface forms part of a conical surface; a tube holding member fixed to an outer circumference surface of the second distal opening end of the second tube member; an operation wire coupled to the tube holding member and be operable to be moved along a longitudinal axis; and a guide member guides a distal part of the second tube member in movable manner, wherein the tube holding member coincides with the tapered surface or is located further inside the coupling member than the tapered surface in a state where the second tube member has the straight tube shape inside the coupling member.
    Type: Application
    Filed: April 25, 2017
    Publication date: August 10, 2017
    Applicant: OLYMPUS CORPORATION
    Inventors: Masaru YANAGIHARA, Kosuke KISHI
  • Patent number: 9671860
    Abstract: A manipulation input device includes a master grip having a grip part and manipulation handles movably supported on the grip part, a spring configured to generate manipulation resistance in response to a displacement amount of the manipulation handles when the manipulation handles are manipulated, and a force magnitude adjusting unit configured to adjust the force magnitude of the manipulation resistance relative to the displacement amount.
    Type: Grant
    Filed: January 31, 2014
    Date of Patent: June 6, 2017
    Assignee: OLYMPUS CORPORATION
    Inventors: Ryohei Ogawa, Masaru Yanagihara
  • Publication number: 20170095139
    Abstract: This overtube has a distal-end-side tubular portion that is provided with a first channel through which a manipulator is made to pass and a second channel through which an endoscope is made to pass, and that has flexibility to be driven in accordance with motions of the endoscope; and a proximal-end-side tubular portion that extends the first channel toward a proximal-end side from a proximal end of the distal-end-side tubular portion, wherein distal-end openings of the first channel and the second channel are provided at a distal end of the distal-end-side tubular portion, a proximal-end opening of the second channel is provided at the proximal end of the distal-end-side tubular portion, and a proximal-end opening of the first channel is provided at a proximal end of the proximal-end-side tubular portion.
    Type: Application
    Filed: December 19, 2016
    Publication date: April 6, 2017
    Applicant: OLYMPUS CORPORATION
    Inventors: Masaru YANAGIHARA, Kosuke KISHI
  • Publication number: 20170071458
    Abstract: A guiding device includes an elongate flexible section having a first part at the distal end thereof and a second part at the proximal end thereof, a flexible channel tube disposed in the longitudinal direction within the flexible section, a manipulation unit that is provided at the proximal end of the flexible section and that is to be manually operated for bending a bending part at the distal end of the flexible section, and a rotating section that connects the first part to the second part in a rotatable manner about a longitudinal axis of the flexible section.
    Type: Application
    Filed: November 28, 2016
    Publication date: March 16, 2017
    Applicant: OLYMPUS CORPORATION
    Inventors: Masaru YANAGIHARA, Ryohei OGAWA, Kosuke KISHI
  • Patent number: 9517557
    Abstract: A manipulator includes an elongated main portion, a distal end portion, and a bendable portion provided between the main portion and the distal end portion; a plurality of linear members that extend from the distal end portion to the main portion via the bendable portion; a power generator; a plurality of power transmitters that transmit, to proximal ends of the linear members, the power generated by the power generator as linear motion in a longitudinal direction of the main portion; and a linear-member relaxing unit that relaxes the linear members in which tension is generated between the distal end portion and the power transmitters by pushing and pulling of the linear members by the linear motion transmitted from the power transmitters.
    Type: Grant
    Filed: August 17, 2015
    Date of Patent: December 13, 2016
    Assignee: OLYMPUS CORPORATION
    Inventors: Masaru Yanagihara, Shingo Nakayama
  • Publication number: 20160354170
    Abstract: Provided is a surgical manipulator system including: a manipulator provided with a treatment tool having at least one joint and a drive portion that is attached to the treatment tool to drive the treatment tool; a manipulation input portion with which manipulation for causing, by driving the drive portion, the treatment tool to perform a desired operation is input; and a control portion that controls the drive portion on the basis of the manipulation that has been input via the manipulation input portion, wherein the treatment tool is provided with an identification-information retaining portion that retains identification information of the treatment tool, the manipulation input portion is provided with a manipulation-side reading portion that performs short-distance communication with the identification-information retaining portion, thus reading the identification information of the treatment tool, and the control portion controls the drive portion based on the read identification information of the treatm
    Type: Application
    Filed: August 23, 2016
    Publication date: December 8, 2016
    Applicant: OLYMPUS CORPORATION
    Inventors: Ryohei OGAWA, Masaru YANAGIHARA, Kosuke KISHI
  • Publication number: 20160324589
    Abstract: Provided is a surgical-manipulator manipulating device for manipulating a surgical manipulator including a treatment-tool distal-end portion having at least one electrically manipulated joint disposed at a distal end of an inserted portion of a flexible endoscope and a manual moving mechanism that moves the position of the treatment-tool distal-end portion, the surgical-manipulator manipulating device including a manual manipulating portion that manipulates a moving mechanism and an electric manipulating portion that manipulates the joint of the treatment-tool distal-end portion, wherein the manual manipulating portion includes a movable portion that moves the treatment-tool distal-end portion in accordance with the amount of displacement, and the electric manipulating portion includes manipulation input portions that drive the joint, and can be secured to the movable portion.
    Type: Application
    Filed: July 21, 2016
    Publication date: November 10, 2016
    Applicant: OLYMPUS CORPORATION
    Inventors: Ryohei OGAWA, Masaru YANAGIHARA, Kosuke KISHI
  • Patent number: 9423869
    Abstract: An operation support device includes an operation part in which the operation input is performed by an operator, an action part to which a surgical tool is attached and which is driven by the operation input, a drive source that is provided in the operation part, and generates a driving force which adjusts the manipulation resistance at the time of the operation input, and a control unit that sets the magnitude and direction of the driving force, wherein the control unit sets the magnitude and direction of the driving force based on the operation input to the operation part.
    Type: Grant
    Filed: January 17, 2014
    Date of Patent: August 23, 2016
    Assignee: OLYMPUS CORPORATION
    Inventor: Masaru Yanagihara
  • Publication number: 20160135911
    Abstract: A treatment manipulator including an inserted-portion main unit; at least one arm provided so as to protrude forward from a distal-end surface of the inserted-portion main unit and that has an end effector at the distal end; and an endoscope provided in the inserted-portion main unit that has a viewing-field area in which the end effector at the distal end of the arm can be observed, wherein the arm having, sequentially from the distal-end side, a first flexing joint that can pivot the end effector about a first axis orthogonal to a longitudinal axis of the arm, an intermediate roll joint that can be rotated about the longitudinal axis, and a second flexing joint that can be pivoted about a second axis orthogonal to the longitudinal axis, and the first flexing joint can be flexed 90° or more, at least on one side, with respect to the longitudinal axis.
    Type: Application
    Filed: January 22, 2016
    Publication date: May 19, 2016
    Applicant: OLYMPUS CORPORATION
    Inventors: Masaru YANAGIHARA, Kosuke KISHI
  • Patent number: 9289901
    Abstract: An operating mechanism of medical device includes a first shaft, a driving source which generates an auxiliary driving force, a second shaft which is operated by the auxiliary driving force, a connecting part which connects the first motion transmission part with the second motion transmission part, transmits the auxiliary driving force from the second motion transmission part to the first motion transmission part, wherein at least a part of the connecting part is capable of an elastic deformation; a detecting unit which detects at least one of a first operation amount of the first motion transmission part and a second operation amount of the second motion transmission part; a control unit that which controls the driving source based on the first operation amount and the second operation amount detected by the detecting unit; and a regulating unit which regulates so that an amount of the elastic deformation of the connecting part is equal to or more than a predetermined amount.
    Type: Grant
    Filed: January 17, 2014
    Date of Patent: March 22, 2016
    Assignee: OLYMPUS CORPORATION
    Inventor: Masaru Yanagihara