Medical devices for treating a target site and associated...

Details Medical devices for treating a target site and associated... Medical devices for treating a target site and associated...

A - Human Necessities

61

F

A61F 2/02 (2006.01) A61M 25/00 (2006.01)

Patent

CA 2714107

Embodiments of the present invention provide devices and methods for treating various target sites, such as vascular abnormalities. For example, a medical device according to one embodiment includes at least one layer of a fabric of braided strands having proximal and distal ends and a central axis extending therebetween. The medical device has an expanded configuration a generally frastroconical shaped portion at each end. The medical device is configured to be constrained to a reduced configuration for delivery through a diagnostic catheter and to at least partially return, when unconstrained, towards the expanded configuration.

Les modes de réalisation de la présente invention concernent des dispositifs et des méthodes de traitement de divers sites cibles, comme des anomalies vasculaires. Par exemple, un dispositif médical selon un mode de réalisation comprend au moins une couche de tissu de brins tressés ayant une extrémité proximale et une extrémité distale, et un axe central sétendant entre les deux. Le dispositif médical dans sa configuration déployée a généralement une partie de forme tronconique à chaque extrémité. Le dispositif médical est conçu pour être contraint à une configuration réduite pour ladministration à travers un cathéter de diagnostic et pour revenir au moins partiellement vers une configuration déployée lorsquil est non contraint.

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