Medical support arm apparatus, medical system, and surgical microscope system

    公开(公告)号:US11229498B2

    公开(公告)日:2022-01-25

    申请号:US16330550

    申请日:2017-08-03

    Abstract: [Object] To make it possible to perform gravity compensation with a more compact and lightweight configuration.
    [Solution] There is provided a medical support arm apparatus including: an arm section including multiple joint sections, and configured such that a medical tool is provided on a front end; an actuator at least provided in a compensated joint section that is a target of gravity compensation among the joint sections, and including a torque sensor that detects a torque acting on the compensated joint section; and a gravity compensation mechanism that imparts to the compensated joint section a compensating torque in a direction that cancels out a load torque due to a self-weight of the arm section acting on the compensated joint section.

    Jig-holding device and medical observation device

    公开(公告)号:US11382715B2

    公开(公告)日:2022-07-12

    申请号:US16087152

    申请日:2017-02-06

    Abstract: To provide a jig holding apparatus and medical observation apparatus, which enable linear motion of a jig without increasing the size of a holding mechanism configured to hold the jig. A jig holding apparatus (1) includes: a holding mechanism (100) including a holding section (173) configured to detachably hold a predetermined jig (10) from a periphery of the jig (10), and a linear motion driving section (130) provided around the jig (10) held by the holding section (173) and configured to cause the jig (10) to linearly move.

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