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Inflatable prostheses and methods of making same

  • US 8,636,797 B2
  • Filed: 05/11/2011
  • Issued: 01/28/2014
  • Est. Priority Date: 02/05/2010
  • Status: Active Grant
First Claim
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1. A flexible self-sealing prosthesis comprising:

  • a shell made of a flexible laminate defining a fillable chamber;

    the laminate comprising a base layer formed from an elastomer, a top layer formed from an elastomer, and an intermediate layer disposed between the base layer and the top layer, the intermediate layer being a silicone elastomer of sufficient thickness for self-sealing of a needle hole therethrough;

    a total thickness of the laminate enabling an internal chamber pressure of 2.5 psi with an exterior compressive force of 40 pounds;

    wherein the intermediate layer comprises a material with a storage modulus at 0.1, 1 and 10 Hz of 4490, 8330 and 18800 Pa, respectively.

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