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Tissue expander system

  • US 4,685,447 A
  • Filed: 03/25/1985
  • Issued: 08/11/1987
  • Est. Priority Date: 03/25/1985
  • Status: Expired due to Term
First Claim
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1. Tissue expander for insertion between skin and flesh comprising:

  • a. one piece molded member of an and a finite thickness and assuming a predetermined geometrical shape, said member including a lower surface and an upper surface with a molded edge formed by said surfaces, and an internal cavity therein;

    b. tube means secured to and extending partially into said cavity providing for fluid to pass into said member; and

    c. at least one sheet of non-stick PTFE material positioned between said upper and lower surface assuming said geometrical shape, and adjacent to an inner portion of said edge.

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