Implantable graft to close a fistula

A - Human Necessities – 61 – B

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A61B 17/00 (2006.01)

Patent

CA 2553275

An implantable graft, which may be inserted into a fistula tract to occlude the primary opening of the fistula, is provided. The graft may have a curved, generally conical shape with a trumpet-like head end that continuously tapers to a smaller tail end. The graft may be an integral unit made of a single material, such as a heterograft material. Methods of closing single and multiple fistulae are also provided.

L'invention concerne un greffon implantable, lequel peut être inséré dans un conduit de fistule afin d'occlure l'ouverture principale de la fistule. Le greffon peut présenter une forme généralement conique, incurvée, avec une extrémité de tête en forme de trompette qui diminue progressivement de façon continue jusqu'à une extrémité de queue plus petite. Le greffon peut être une unité formant une seule pièce constituée d'un matériau unique, tel qu'un matériau d'hétérogreffe. L'invention concerne également des méthodes de fermeture de fistules uniques et multiples.

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