Intraluminal stent graft
First Claim
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1. A tubular intraluminal stent graft comprising:
- a) a tubular stent having a wall with a multiplicity of openings, and an exterior surface and a luminal surface;
b) a tubular covering of porous expanded polytetrafluoroethylene film, said covering being provided on at least one surface of the stent and covering at least a portion of the multiplicity of openings;
c) wherein said stent graft includes a non-porous layer of a thermoplastic polymer.
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Abstract
A method of making an tubular intraluminal graft in the form of a tubular diametrically adjustable stent having a tubular covering of porous expanded polytetrafluoroethylene which is less than 0.10 mm thick. The covering may be on the exterior surface of the stent, or on the interior surface of the stent, or both. The covering may be affixed to the stent by an adhesive which is preferably fluorinated ethylene propylene.
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Citations
27 Claims
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1. A tubular intraluminal stent graft comprising:
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a) a tubular stent having a wall with a multiplicity of openings, and an exterior surface and a luminal surface;
b) a tubular covering of porous expanded polytetrafluoroethylene film, said covering being provided on at least one surface of the stent and covering at least a portion of the multiplicity of openings;
c) wherein said stent graft includes a non-porous layer of a thermoplastic polymer. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
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10. A tubular intraluminal stent graft comprising:
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a) a tubular stent having a wall with a multiplicity of openings, and an exterior surface and a luminal surface;
b) a tubular covering of porous expanded polytetrafluoroethylene film, said covering being provided on at least one surface of the stent and covering at least a portion of the multiplicity of openings;
c) wherein said covering includes a non-porous layer of a thermoplastic polymer. - View Dependent Claims (11, 12, 13, 14, 15, 16, 17, 18)
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19. A tubular intraluminal stent graft comprising:
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a) a tubular stent having a wall with a multiplicity of openings, and an exterior surface and a luminal surface;
b) a tubular covering of porous expanded polytetrafluoroethylene film, said covering being provided on at least one surface of the stent and covering at least a portion of the multiplicity of openings;
c) wherein said film includes a non-porous layer of a thermoplastic polymer. - View Dependent Claims (20, 21, 22, 23, 24, 25, 26, 27)
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Specification