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Vessel Sealer and Divider With Captured Cutting Element

  • US 20110087221A1
  • Filed: 10/09/2009
  • Published: 04/14/2011
  • Est. Priority Date: 10/09/2009
  • Status: Active Grant
First Claim
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1. A forceps, comprising:

  • an end effector assembly having first and second jaw members disposed in opposed relation and moveable from a first, open position to a second, closed position for grasping tissue therebetween, wherein the jaw members include knife blade channels defined therein and wherein at least one of the knife blade channels includes a polygonal longitudinal cross-section defined therein; and

    a knife including a knife edge and a knife base, the knife base including a polygonal longitudinal cross-section corresponding to the at least one knife blade channel having a polygonal longitudinal cross-section, wherein the knife is configured to translate through the knife blade channels and the knife base is configured to slidingly engage the at least one knife blade channel having the polygonal longitudinal cross-section upon translation of the knife.

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