Intraluminal stent and graft
First Claim
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1. An intraluminal stent and graft apparatus comprising:
- a stent member and a tubular graft member secured to the stent member;
said stent member is compressible and expandable substantially to a pre-compressed configuration, said stent member being made of a predetermined length of wire having a zig-zag configuration with apices and defining a plurality of hoops disposed in succession along a common axis, wherein axially oppositely disposed apices of adjacent hoops abut one another, and wherein said apparatus further comprises a plurality of loop members for connecting abutting apices of adjacent hoops.
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Abstract
An intraluminal stent and graft includes a stent made of a continuous helix of zig-zag wire and loops which connect adjacent apices of the wire. The stent is compressible and self-expandable substantially to a pre-compressed configuration. The device also includes a graft secured to the stent and made of a suitable biocompatible material.
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Citations
18 Claims
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1. An intraluminal stent and graft apparatus comprising:
- a stent member and a tubular graft member secured to the stent member;
said stent member is compressible and expandable substantially to a pre-compressed configuration, said stent member being made of a predetermined length of wire having a zig-zag configuration with apices and defining a plurality of hoops disposed in succession along a common axis, wherein axially oppositely disposed apices of adjacent hoops abut one another, and wherein said apparatus further comprises a plurality of loop members for connecting abutting apices of adjacent hoops. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
- a stent member and a tubular graft member secured to the stent member;
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11. An intraluminal stent and graft apparatus comprising:
- a stent member and a tubular graft member, secured to the stent member, wherein;
(a) said stent member is compressible and expandable substantially to a pre-compressed configuration; (b) said stent member comprises a plurality of hoops disposed along a common axis, each said hoop comprised of a succession of zig-zag segments lying in the circumference of said hoop and having apices at the axial limits thereof; and (c) the apices of axially oppositely disposed zig-zags in adjacent hoop members abut one another and at least some of the abutting apices are connected to one another by a separate connecting member. - View Dependent Claims (12, 13, 14, 15, 16, 17, 18)
- a stent member and a tubular graft member, secured to the stent member, wherein;
Specification