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Coiled sheet graft stent and methods of making and use

  • US 5,824,054 A
  • Filed: 03/18/1997
  • Issued: 10/20/1998
  • Est. Priority Date: 03/18/1997
  • Status: Expired due to Term
First Claim
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1. A prosthesis for treating a section of a body lumen, the prosthesis comprising:

  • a coiled sheet portion having a contracted state wherein the coiled sheet portion is wound to a first diameter to form a series of overlapping turns, and an expanded state wherein the coiled sheet portion forms a tubular member having a second diameter greater than the first diameter, the coiled sheet portion expandable to the expanded state when released from the contracted state; and

    a graft material that is biocompatible affixed to the coiled sheet portion by a biocompatible adhesive, the graft material being wound within the overlapping turns of the coiled sheet portion when the coiled sheet portion is in the contracted state.

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