Stent graft with internal tube

Details Stent graft with internal tube Stent graft with internal tube

A - Human Necessities

61

F

A61F 2/06 (2006.01)

Patent

CA 2573922

A stent graft (1) with an internal tube (15) extending from the fenestration (11) within and towards an end of the tubular body (3) of the stent graft. An end of the tube remote from the fenestration is flared into a funnel or elliptical shape (17) to facilitate access into the internal tube from a main lumen of the stent graft. The flared portion is fastened (19) to the wall of the stent graft. The flared portion is held open with a resilient wire ring (21).

L'invention concerne une endoprothèse (1) comprenant un tube interne (15) s'étendant à partir de la perforation (11) dans une extrémité du corps tubulaire (3) de l'endoprothèse et en direction de celle-ci. Une extrémité du tube à distance de la perforation est évasée en un entonnoir ou en une forme elliptique (17), de manière à faciliter l'accès dans le tube interne à partir d'une lumière principale de l'endoprothèse. La partie évasée est fixée (19) sur la paroi de l'endoprothèse et est maintenue ouverte au moyen d'un anneau câblé élastique (21).

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