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Tissue stop for surgical instrument

  • US 8,444,038 B2
  • Filed: 10/07/2010
  • Issued: 05/21/2013
  • Est. Priority Date: 10/01/2010
  • Status: Active Grant
First Claim
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1. A surgical instrument for surgically joining a tissue, the surgical instrument comprising:

  • a handle assembly including a movable handle;

    an elongate portion extending distally from the handle assembly and defining a longitudinal axis;

    a pair of opposed jaw members operatively coupled to the elongate portion and extending distally therefrom, the pair of opposed jaw members including a first jaw member and a second jaw member, the first jaw member defining first and second cam slots; and

    a tissue stop configured to retain the tissue between the pair of opposed jaw members, the tissue stop being operatively coupled to the first jaw member, the tissue stop including a pair of cams slidably engaging the first and second cam slots, respectively, the tissue stop being movable between a first position, where a stopping portion of the tissue stop is disposed between a tissue-contacting surface of the first jaw member and a tissue-contacting surface of the second jaw member, and a second position, where the stopping portion is disposed between the tissue-contacting surface of the first jaw member and a lower surface of the first jaw member, wherein the first and second cam slots define an obtuse angle therebetween.

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