PARTIALLY CONDUCTIVE CLAMP ARM PAD TO ENABLE ELECTRODE WEAR THROUGH AND MINIMIZE SHORT CIRCUITING

    公开(公告)号:US20210196352A1

    公开(公告)日:2021-07-01

    申请号:US16887579

    申请日:2020-05-29

    Applicant: Ethicon LLC

    Abstract: An end-effector including a clamp arm and an ultrasonic blade configured to acoustically couple to an ultrasonic transducer and to electrically couple to a pole of an electrical generator. The clamp arm includes a clamp jaw and an electrically conductive polymer clamp arm pad. The clamp arm may include electrically non-conductive layers and electrically conductive layers arranged in a sandwich like configuration to electrically couple to an opposite pole of the electrical generator. The clamp arm may include a composite clamp arm pad attached to the clamp jaw, the composite clamp arm pad includes electrically non-conductive layers and electrically conductive layers to couple to an opposite pole of the electrical generator. The clamp arm may include a carrier attached to the clamp jaw and a clamp arm pad including an electrically non-conductive pad and an electrically conductive pad to couple to an opposite pole of the electrical generator.

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