Kit for endovascular venous surgery

A - Human Necessities – 61 – B

Patent

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Details

A61B 17/3205 (2006.01) A61B 1/018 (2006.01) A61B 17/94 (2006.01) A61B 18/12 (2006.01)

Patent

CA 2361305

The instant invention provides endo-luminal methods, and devices for the removal of anatomical structures such as vascular structures under endoscopic visualization of the process from within the anatomical structure or surgical region of interest. The present invention allows a surgeon to perform these procedures using a small number of small incisions. The present invention provides an elongated flexible endoscopic guide (12) which may be passed through the lumen of an elongate vessel or structure, such as for example, the saphenous vein from an entry venotomy to an exit venotomy. The guide (12) provides passageways for a variety of surgical devices, an endoscope (24) for viewing the surgical regions of interest, a cautery device (26) and other surgical tools for performing ligation, and other surgical procedures, and phlebo-extractor (30) for removing elongate structures. A porous flexible drain can be deployed to provide pharmacological agents or collecting fluid at the surgical site. In the preferred embodiment, the device is used to care for chronic venous insufficiency, varicose saphenous vein segments, venous insufficiency, and varicose veins, by removal of those veins or segments.

Cette invention se rapporte à des procédés et à des dispositifs pour éliminer par voie endoluminale des structures anatomiques, telles que des structures vasculaires, sous visualisation endoscopique de la structure anatomique ou du site chirurgical. Cette invention permet à un chirurgien de réaliser ces interventions en pratiquant un petit nombre de courtes incisions. Cette invention propose un guide endoscopique souple allongé, qui peut être passé dans la lumière d'un vaisseau ou d'une structure allongée, telle que la veine saphène, entre une veinotomie d'entrée et une veinotomie de sortie. Ce guide ouvre des passages pour une grande variété de dispositifs chirurgicaux: un endoscope destiné à visualiser les zones chirurgicales pertinentes, un dispositif de cautérisation et d'autres instruments chirurgicaux pour ligature et autre procédures chirurgicales, et un phléboextracteur servant à retirer les structures allongées. Un drain souple poreux peut être déployé pour amener des agents pharmacologiques ou recueillir les fluides sur le site chirurgical. Dans le mode de réalisation préféré, ce dispositif sert à soigner les insuffisances veineuses chroniques, les segments variqueux de la veine saphène, l'insuffisance veineuse et les veines variqueuses, par retrait de ces veines ou de ces segments.

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