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Self-supporting laminated films, structural materials and medical devices manufactured therefrom and methods of making same

  • US 8,845,713 B2
  • Filed: 01/31/2005
  • Issued: 09/30/2014
  • Est. Priority Date: 05/12/2000
  • Status: Active Grant
First Claim
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1. A medical graft comprising a tubular film of a biocompatible metal material, the tubular film further comprising plural metal layers of at least one biocompatible metal material formed into a substantially monolithic structure, the tubular film including a plurality of structural elements, wherein adjacent structural elements are spaced apart defining a plurality of interstitial regions therebetween and subtended by a plurality of interstitial webs integral with the plurality of structural elements to subtend the interstitial regions, wherein a plurality of openings transversely pass through the interstitial webs and the openings include a size to permit cellular migration without permitting fluid flow therethrough, wherein a tubular member covers the plurality of structural elements and is joined with a terminal portion of the plurality of structural elements, wherein the tubular member includes a plurality metal layers concentrically adjacent to one another, and each of the plurality of metal layers having the plurality of openings passing therethrough.

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