Connector device for a controllable instrument

    公开(公告)号:US10736490B2

    公开(公告)日:2020-08-11

    申请号:US16123309

    申请日:2018-09-06

    Abstract: A medical instrument may comprise a first articulatable segment having a first diameter, and a second articulatable segment having a second diameter smaller than the first diameter, wherein the second articulatable segment is coupled to the first articulatable segment and extends in a distal direction past the first articulatable segment. The instrument may also comprise a first force transmission element coupled to the first articulatable segment and extending in a proximal direction from the first articulatable segment to a first connector portion, the first connector portion being configured to be releasably coupled with a first actuator, and a second force transmission element coupled to the second articulatable segment and extending in a proximal direction from the second articulatable segment to a second connector portion, the second connector portion being configured to be releasably coupled with a second actuator. The first and second force transmission elements may be configured to transmit actuation forces, respectively, to articulate the first and second articulatable segments independently of one another.

    Segmented instrument having braking capabilities

    公开(公告)号:US10952594B2

    公开(公告)日:2021-03-23

    申请号:US16697805

    申请日:2019-11-27

    Abstract: A medical instrument may comprise a plurality of links disposed in series along an axial direction. The plurality of links also may comprise a brake assembly comprise one or more first braking components coupled to a first link in the pair of adjacent links and one or more second braking components coupled to a second link in the pair of adjacent links. The one or more first braking components and the one or more second braking components may have an interleaved arrangement with each other. The braking assembly may be actuatable between an engaged state and a disengaged state, wherein the one or more first braking components and the one or more second braking components inhibit the pair of adjacent links from pivoting relative to one another in the engaged state of the brake assembly, and wherein the one or more first braking components and the one or more second braking components permit the pair of adjacent links pivoting relative to one another in the disengaged state of the brake assembly. The one or more first braking components and the one or more second braking components may be pressed together in the engaged state of the brake assembly.

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