Self-expanding intraluminal composite prosthesis

Details Self-expanding intraluminal composite prosthesis Self-expanding intraluminal composite prosthesis

1996-05-03

1998-04-21

Brittingham, Debra S.

Prosthesis (i.e., artificial body members), parts thereof, or ai

Arterial prosthesis

Stent structure

623 12, A61F 206, A61F 204

Patent

active

057413258

ABSTRACT:
This invention relates to a self-expanding intraluminal composite prosthesis comprised of a rigid reinforcing component and sealing component. The prosthesis may be fabricated as either a straight or bifurcated tubular structure and is applicable to the treatment of any bodily passage including, but not limited to, vascular applications, e.g., aneurysms, arteriovenous fistulas, as well as stenotic regions of the peripheral circulation which have been percutaneously dilated but are at high risk for restenosis. The major attributes of this prosthesis can include the use of a unique multilayered biaxial braid which thereby creates a homogeneously blended composite with isotropic deformation and expansion characteristics and an associated high contraction ratio. The use of multiple layers allows for the fabrication of a device of varied porosity while retaining adequate tensile or mechanical wall strength.

REFERENCES:
patent: 4994701 (1991-02-01), MacGregor
patent: 5366504 (1994-11-01), Andersen et al.

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