Patent ID: 6758858
Filing Date: 2004-07-06
Classification: A61F,A61L,B29C,B29K,Y10S

Abstract:
An endoluminal prosthesis, comprising:a self-expanding stent, having an essentially tubular configuration with a central longitudinal lumen, wherein the stent has a luminal surface and an abluminal surface; and a first seamless tube comprised of expanded polytetrafluoroethylene, covering at least a portion of the luminal surface, and a second seamless tube comprised of expanded polytetrafluoroethylene layer, covering at least a portion of the abluminal surface, wherein the stent is encapsulated between said first and second tubes; wherein the encapsulated stent has a reduced first diametric dimension and an expanded second diametric dimension, and wherein the encapsulated stent is adapted to be enlarged to a third diametric dimension; wherein the expanded polytetrafluoroethylene is plastically deformed between the second and third diametric dimensions.