Switch Assembly for Electrosurgical Instrument
    13.
    发明申请
    Switch Assembly for Electrosurgical Instrument 有权
    电外科仪器开关组件

    公开(公告)号:US20110077648A1

    公开(公告)日:2011-03-31

    申请号:US12569395

    申请日:2009-09-29

    Abstract: An electrosurgical forceps includes a housing having a shaft affixed thereto, the shaft including jaw members at a distal end thereof. The forceps also includes a switch assembly that includes a supporting member, a flexible membrane circuit having snap dome switch contacts operably fixed thereto, and ergonomically-contoured keytops. The switch assembly provides at least one monopolar activation switch, and a bipolar activation switch. The forceps also include a drive mechanism which causes the jaw members to move relative to one another for manipulating tissue. A monopolar safety switch is incorporated into the switch assembly which cooperates with the drive mechanism to inhibit the monopolar activation switch when the jaw members are in an open position.

    Abstract translation: 电外科手术钳包括具有固定到其上的轴的壳体,该轴在其远端包括钳口构件。 钳子还包括开关组件,其包括支撑构件,具有可操作地固定到其上的卡扣式半球形开关触点的柔性膜电路和符合人体工程学的轮廓的键顶。 开关组件提供至少一个单极激活开关和双极激活开关。 镊子还包括驱动机构,其使颚构件相对于彼此移动以操纵组织。 单极安全开关被结合到开关组件中,该开关组件与驱动机构配合以在颚构件处于打开位置时抑制单极激活开关。

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