Balloon dissector with balloon tip cannula

A - Human Necessities – 61 – B

Patent

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Details

A61B 17/02 (2006.01) A61B 17/34 (2006.01)

Patent

CA 2523483

There are disclosed various embodiments of a combined balloon dissector with balloon tip cannula which are provided to facilitate forming an anatomical space within the body, such as, for example, an anatomical space in the abdominal cavity or extraperitoneal space for facilitating hernia repair surgeries. The combined balloon dissectors with cannula generally include a cannula assembly for anchoring the device to the abdominal wall and a dissector assembly having a dissection balloon at a distal end for separating tissue layers and forming an anatomical space. Various combinations of valve ports and sub-assemblies are disclosed for providing inflation fluid to the balloon tip cannula, and inflation fluid for the dissection balloon.

L'invention concerne différents modes de réalisation d'un dissecteur à ballonnet combiné, comportant une canule de pointe de ballonnet, destiné à faciliter la formation d'un espace anatomique dans le corps, tel que par exemple, un espace anatomique dans la cavité abdominale ou dans l'espace extrapéritonéal pour faciliter la chirurgie de réparation des hernies. Les dissecteurs à ballonnet combinés, munis d'une canule, comprennent de manière générale un système de canule pour ancrer le dispositif dans la paroi abdominale et un système de dissecteur présentant un ballonnet de dissection à une extrémité distale, pour séparer les couches tissulaires et former un espace anatomique. L'invention concerne diverses combinaisons d'orifices de clapets et de sous-ensembles, pour fournir un fluide de gonflage à la canule de pointe de ballonnet, ainsi qu'un fluide de gonflage pour ledit ballonnet de dissection.

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