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).
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Patent number: 11911002Abstract: An overtube device includes: a tube body having a bending part and a main body part; a wire having a distal end part fixed to the bending part and a proximal end part positioned on the proximal end side and extending along a longitudinal axis; an operation part capable of pulling the wire to the proximal end side; and an overtube base configured to fix the tube body in a longitudinal axis direction so as not to advance and retract, and configured so that the operation part is provided in a state where the wire is pulled toward the proximal end side of the wire until a curved shape of the bending part is held. In a state where the operation part is mounted on the overtube base, the overtube base holds the wire in a state where the wire is pulled toward the proximal end side of the wire.Type: GrantFiled: December 17, 2019Date of Patent: February 27, 2024Assignee: OLYMPUS CORPORATIONInventors: Hiroshi Hashi, Masaru Yanagihara
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Publication number: 20230320793Abstract: A surgery system includes: an imager capturing an image of a treatment target; a display having a screen displaying the image of the treatment target captured by the imager; and a processor configured to control a display area of the treatment target on the screen, wherein the processor is configure to: calculate a position of a resection end section of the treatment target on the basis of the image of the treatment target acquired by the imager; cause the display area of the treatment target to be moved to a position at which the resection end section is disposed at a prescribed reference position on the screen; calculate an orientation of a marking added to the treatment target on the screen; and cause the display area of the treatment target to be rotated to an orientation in which the marking is disposed in a prescribed reference orientation on the screen.Type: ApplicationFiled: June 14, 2023Publication date: October 12, 2023Applicant: OLYMPUS CORPORATIONInventors: Masaru YANAGIHARA, Ryota SASAI, Masafumi HARAGUCHI
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Publication number: 20230180995Abstract: A medical system includes an endoscope that captures an image including an object, a moving device that includes a robot arm and that moves the endoscope in a body, and a controller that controls the moving device on the basis of the position of the object. The controller is configured to control the moving device in a first control mode in which the endoscope is caused to follow the object at a first speed and a second control mode in which the endoscope is caused to follow the object at a second speed lower than the first speed. The controller controls the moving device in the first control mode when the object is located outside a predetermined three-dimensional region set in a field of view of the endoscope. The controller controls the moving device in the second control mode when the object is located in the predetermined three-dimensional region.Type: ApplicationFiled: February 3, 2023Publication date: June 15, 2023Applicants: OLYMPUS CORPORATION, National Cancer CenterInventors: Hiroyuki TAKAYAMA, Ryota SASAI, Masaru YANAGIHARA, Chiharu MIZUTANI, Hiro HASEGAWA, Daichi KITAGUCHI, Nobuyoshi TAKESHITA, Shigehiro KOJIMA, Yuki FURUSAWA, Yumi KINEBUCHI, Masaaki ITO
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Publication number: 20230180998Abstract: An endoscope system includes an endoscope, a moving device that moves the endoscope, a storage unit, and a processor. The storage unit stores first position information and first rotation angle information, which defines a rotation angle of an endoscope image of a first region, on the first region in a subject and second position information and second rotation angle information, which defines a rotation angle of an endoscope image of a second region, on the second region in the subject. The processor calculates third rotation angle information on a third region in the subject based on the first and second position information, the first and second rotation angle information, and third position information on the third region. If the third region includes the current imaging region, the processor rotates the endoscope image based on the third rotation angle information and outputs the rotated endoscope image to the display device.Type: ApplicationFiled: February 3, 2023Publication date: June 15, 2023Applicants: OLYMPUS CORPORATION, National Cancer CenterInventors: Chiharu MIZUTANI, Masaru YANAGIHARA, Hiroto OGIMOTO, Hiro HASEGAWA, Daichi KITAGUCHI, Nobuyoshi TAKESHITA, Shigehiro KOJIMA, Yuki FURUSAWA, Yumi KINEBUCHI, Masaaki ITO
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Publication number: 20230172675Abstract: A controller controls a movement of an endoscope to cause the endoscope to follow a surgical instrument. The controller includes a processor. The processor acquires position information including the position of the surgical instrument, acquires scene information associated with a procedure scene to be observed through the endoscope, determines an offset parameter, which determines the position of the target point with respect to a predetermined fiducial point in the field of view of the endoscope, of a target point on the basis of the scene information, sets the position of the target point with respect to the fiducial point on the basis of the offset parameter, and causes the endoscope to follow the surgical instrument such that the surgical instrument is disposed at the target point, by controlling a movement of the endoscope on the basis of the position of the target point and the position of the surgical instrument.Type: ApplicationFiled: February 3, 2023Publication date: June 8, 2023Applicants: OLYMPUS CORPORATION, National Cancer CenterInventors: Hiroto OGIMOTO, Ryota SASAI, Masaru YANAGIHARA, Hiro HASEGAWA, Daichi KITAGUCHI, Nobuyoshi TAKESHITA, Shigehiro KOJIMA, Yuki FURUSAWA, Yumi KINEBUCHI, Masaaki ITO
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Publication number: 20200121361Abstract: An overtube device includes: a tube body having a bending part and a main body part; a wire having a distal end part fixed to the bending part and a proximal end part positioned on the proximal end side and extending along a longitudinal axis; an operation part capable of pulling the wire to the proximal end side; and an overtube base configured to fix the tube body in a longitudinal axis direction so as not to advance and retract, and configured so that the operation part is provided in a state where the wire is pulled toward the proximal end side of the wire until a curved shape of the bending part is held. In a state where the operation part is mounted on the overtube base, the overtube base holds the wire in a state where the wire is pulled toward the proximal end side of the wire.Type: ApplicationFiled: December 17, 2019Publication date: April 23, 2020Applicant: OLYMPUS CORPORATIONInventors: Hiroshi HASHI, Masaru YANAGIHARA
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Publication number: 20200121173Abstract: An overtube device includes: a tube body having a bending part and a main body part; a wire having a distal end part fixed to the bending part and a proximal end part positioned on the proximal end side and extending along a longitudinal axis; an operation part capable of pulling the wire to the proximal end side; and an overtube base having a stopper that fixes the tube body in a longitudinal axis direction so as not to advance and retract, and engages with the operation part in a state where the wire is pulled toward the proximal end side of the wire so as to hold a curved shape of the bending part. When a medical device inserted into the tube body is retracted, an engagement between the operation part and the stopper is released, and holding of the curved shape of the bending part is released.Type: ApplicationFiled: December 19, 2019Publication date: April 23, 2020Applicant: OLYMPUS CORPORATIONInventor: Masaru YANAGIHARA
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Patent number: 10582976Abstract: 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: GrantFiled: August 6, 2018Date of Patent: March 10, 2020Assignee: OLYMPUS CORPORATIONInventors: Masaru Yanagihara, Kosuke Kishi
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Patent number: 10335243Abstract: 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: GrantFiled: November 6, 2017Date of Patent: July 2, 2019Assignee: OLYMPUS CORPORATIONInventors: Masaru Yanagihara, Kosuke Kishi
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Patent number: 10258420Abstract: 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 treatmType: GrantFiled: August 23, 2016Date of Patent: April 16, 2019Assignee: OLYMPUS CORPORATIONInventors: Ryohei Ogawa, Masaru Yanagihara, Kosuke Kishi
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Patent number: 10213265Abstract: 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: GrantFiled: June 7, 2017Date of Patent: February 26, 2019Assignee: OLYMPUS CORPORATIONInventors: Masaru Yanagihara, Kosuke Kishi
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Patent number: 10201394Abstract: 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: GrantFiled: November 6, 2017Date of Patent: February 12, 2019Assignee: OLYMPUS CORPORATIONInventors: Masaru Yanagihara, Kosuke Kishi
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Publication number: 20180338809Abstract: 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: ApplicationFiled: August 6, 2018Publication date: November 29, 2018Applicant: OLYMPUS CORPORATIONInventors: Masaru YANAGIHARA, Kosuke KISHI
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Publication number: 20180169867Abstract: 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: ApplicationFiled: January 12, 2018Publication date: June 21, 2018Inventors: Masaru Yanagihara, Kosuke Kishi
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Publication number: 20180078325Abstract: 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: ApplicationFiled: November 6, 2017Publication date: March 22, 2018Applicant: OLYMPUS CORPORATIONInventors: Masaru YANAGIHARA, Kosuke KISHI
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Publication number: 20180055588Abstract: 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: ApplicationFiled: November 6, 2017Publication date: March 1, 2018Applicant: OLYMPUS CORPORATIONInventors: Masaru YANAGIHARA, Kosuke KISHI
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Publication number: 20170367564Abstract: 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: ApplicationFiled: August 23, 2017Publication date: December 28, 2017Applicant: OLYMPUS CORPORATIONInventors: Toshinao ARUGA, Masaru YANAGIHARA, Kosuke KISHI
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Publication number: 20170340400Abstract: 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: ApplicationFiled: August 21, 2017Publication date: November 30, 2017Applicant: OLYMPUS CORPORATIONInventors: Keigo TAKAHASHI, Kosuke KISHI, Masaru YANAGIHARA
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Publication number: 20170265955Abstract: 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: ApplicationFiled: June 7, 2017Publication date: September 21, 2017Applicant: OLYMPUS CORPORATIONInventors: Masaru YANAGIHARA, Kosuke KISHI
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Publication number: 20170224198Abstract: 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: ApplicationFiled: April 25, 2017Publication date: August 10, 2017Applicant: OLYMPUS CORPORATIONInventors: Masaru YANAGIHARA, Kosuke KISHI