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Buttress attachment to degradable polymer zones

  • US 9,351,732 B2
  • Filed: 08/15/2012
  • Issued: 05/31/2016
  • Est. Priority Date: 12/14/2011
  • Status: Active Grant
First Claim
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1. An end effector assembly for use with a surgical stapler, the end effector comprising:

  • a staple cartridge assembly having a tissue contacting surface including a plurality of staple retaining pockets;

    an anvil assembly having a tissue contacting surface including a plurality of staple forming pockets;

    a surgical buttress configured and dimensioned to substantially overlie at least a portion of the tissue contacting surface of at least one of the staple cartridge assembly or the anvil assembly; and

    a plurality of attachment pads secured to the tissue contacting surface of the at least one of the staple cartridge assembly or the anvil assembly, the plurality of attachment pads configured to retain the respective surgical buttress thereto, at least one attachment pad of the plurality of attachment pads placed into one staple retaining pocket of the plurality of staple retaining pockets of the staple cartridge assembly or one staple forming pocket of the plurality of staple forming pockets of the anvil assembly,wherein the surgical buttress is ultrasonically welded to each attachment pad of the plurality of attachment pads.

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