Invention Grant
US08382792B2 End effector assembly for electrosurgical device 有权
用于电外科手术装置的末端执行器组件

  • Patent Title: End effector assembly for electrosurgical device
  • Patent Title (中): 用于电外科手术装置的末端执行器组件
  • Application No.: US12361367
    Application Date: 2009-01-28
  • Publication No.: US08382792B2
    Publication Date: 2013-02-26
  • Inventor: Edward M. Chojin
  • Applicant: Edward M. Chojin
  • Applicant Address: US MA Mansfield
  • Assignee: Covidien LP
  • Current Assignee: Covidien LP
  • Current Assignee Address: US MA Mansfield
  • Main IPC: A61B17/00
  • IPC: A61B17/00
End effector assembly for electrosurgical device
Abstract:
A bipolar forceps is provided and includes a housing having a shaft that extends therefrom which defines a longitudinal axis therethrough. The housing including a drive assembly disposed therein and is operable to reciprocate an actuation tube within the shaft. The bipolar forceps includes an end effector assembly operatively connected to a distal end of the shaft and has a pair of first and second jaw members. The first and second jaw members are pivotable about a living hinge and are adapted to connect to an electrosurgical energy source. Each of the jaw members includes a cam slot defined at a proximal end thereof. One or more of the jaw members is operatively connected to a distal end the actuation tube via a cam pin such that distal reciprocation of the actuation tube cams each of the jaw members towards one another about the respective living hinge to grasp tissue.
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