Tissue thickness compensator comprising controlled release and expansion

  • US 10,123,798 B2
  • Filed: 03/28/2012
  • Issued: 11/13/2018
  • Est. Priority Date: 09/30/2010
  • Status: Active Grant
First Claim
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1. A tissue thickness compensator comprising a tubular element, wherein the tubular element comprises:

  • a first layer comprising a first biocompatible material sealingly enclosed in a water impermeable material; and

    a second layer comprising a second biocompatible material comprising at least one encapsulation;

    wherein the first biocompatible material comprises a temperature activatable precursor, wherein the temperature activatable precursor is activatable between an inactive state and an active state, and wherein the first biocompatible material expands when contacted with a fluid.

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