Back to results
US 2003/0114917 A1Published application
Layered stent-graft and methods of making the same
AssigneeThoratec Corporation
InventorsKen A. Holloway, Christofer T. Christoforou
Life of this patent
Estimating the term…
Abstract
A stent-graft made of at least three concentric layers is disclosed. The inner and outer layers can be porous. The middle layer can be non-porous and encompasses a stent.
Claims21
A stent-graft comprising:
- a porous first layer for making contact with tissue of a vessel wall;
- a non-porous layer attached to the porous first layer;
- a frame encapsulated by the non-porous layer;
- and
- a porous second layer, wherein the non-porous layer is between the porous first layer and the porous second layer.
2 more elements
A method of manufacturing a stent-graft comprising:
- (a) forming a porous first layer on a mandrel;
- (b) forming a second layer on the porous first layer;
- (c) positioning a frame on the second layer;
- (d) increasing the thickness of the second layer to substantially or completely encapsulate the frame in the second layer;
- and
- (e) forming a porous third layer on the second layer.
3 more elements
Dependencies are inferred from the claim text.