A tubular intraluminal graft

Details A tubular intraluminal graft A tubular intraluminal graft

A - Human Necessities

61

L

A61L 27/00 (2006.01) A61F 2/06 (2006.01) A61L 31/10 (2006.01) A61F 2/00 (2006.01)

Patent

CA 2169549

A tubular intraluminal graft for repair- ing body conduits, made from at least one layer of porous expanded PTFE film that has a microstructure having fibrils oriented in at least two directions which are substantially perpendicular to each other. The tubular intra- luminal graft has a wall thickness of less than about 0.25 mm and may have a longitudinally or hellically oriented seamline. Additional re- inforcing components such as reinforcing ribs or braids may also be provided.

Un greffon tubulaire endoluminal pour réparer les vaisseaux du corps est réalisé avec au moins une couche de film PTFE poreux et expansé ayant une microstructure de fibrilles orientées au moins dans deux directions sensiblement perpendiculaires l'une par rapport à l'autre. Le greffon tubulaire endoluminal a une épaisseur de paroi inférieure à environ 0,25 mm et il peut avoir une ligne de jointure disposée longitudinalement ou en hélice. On peut prévoir des éléments de renforcement additionnels tels que des nervures ou des éléments tressés.

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