Branched stent/graft and method of fabrication

Details Branched stent/graft and method of fabrication Branched stent/graft and method of fabrication

2007-06-27

2011-11-01

Sweet, Thomas J (Department: 3738)

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

Arterial prosthesis

Bifurcated

C623S001150

Reexamination Certificate

active

08048147

ABSTRACT:
Branched braided stent or graft devices and processes for fabrication of the devices are disclosed in which a trunk portion and two hinge leg portions are fabricated in one piece braided from a single plurality of filaments, whereby the legs contain the full plurality of filaments and the trunk portion contains a subset of the same plurality of filaments. The fabrication process involves braiding the hinged legs on a mandrel while retaining loops of filament between the hinged leg portions for subsequent braiding of the trunk portion of the stent or graft.

REFERENCES:
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patent: 7004967 (2006-02-01), Chouinard et al.
patent: 2006/0129222 (2006-06-01), Stinson
patent: 2007/0106375 (2007-05-01), Vonderwalde
patent: 2007/0168019 (2007-07-01), Amplatz et al.
patent: 2010/0137969 (2010-06-01), Rakos et al.

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