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Thin-wall intraluminal graft

  • US 6,159,565 A
  • Filed: 08/18/1993
  • Issued: 12/12/2000
  • Est. Priority Date: 08/18/1993
  • Status: Expired due to Term
First Claim
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1. An intraluminal graft comprising a tube having:

  • a) an inner layer comprised of porous PTFE film having a microstructure comprised of fibrils, said fibrils being substantially parallel to one another;

    b) an outer layer concentrically covering said inner layer, said outer layer comprised of porous PTFE film having a microstructure comprised of fibrils, said fibrils being substantially parallel to one another and substantially perpendicular to the fibrils of the inner layer; and

    c) a wall thickness of less than about 0.25 mm.

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