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SURGICAL STAPLE HAVING AN EXPANDABLE PORTION

  • US 20110192882A1
  • Filed: 04/20/2011
  • Published: 08/11/2011
  • Est. Priority Date: 03/15/2007
  • Status: Abandoned Application
First Claim
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1. A staple cartridge assembly for use with a surgical stapler, said staple cartridge assembly comprising:

  • a staple cartridge body comprising;

    a first side;

    a second side;

    a top surface; and

    a plurality of staple cavities comprising a first group of staple cavities defined in said first side and a second group of staple cavities defined in said second side, wherein each staple cavity comprises an opening extending through said top surface, and wherein said plurality of staple cavities are arranged in a plurality of rows; and

    a plurality of staples positionable within said staple cavities, wherein each said staple comprises;

    a base comprised of a first material;

    a first deformable member extending from said base, wherein at least a portion of said first deformable member is comprised of an expandable material; and

    a crown at least partially surrounding said base, wherein said crown is comprised of a bioabsorbable material that is different from said first material.

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