Leak detection system for catheter based medical device

Details Leak detection system for catheter based medical device Leak detection system for catheter based medical device

A - Human Necessities

61

B

A61B 18/02 (2006.01) A61B 18/18 (2006.01)

Patent

CA 2607209

The present invention provides a medical device having an elongate body, which includes an injection lumen, an exhaust lumen, and a guidewire lumen. The medical device further includes a first pliable element defining a cooling chamber, and a second pliable element at least partially enclosing the first pliable element, defining a junction between the first and second pliable element. Moreover, a first leak detector is provided in fluid communication with the cooling chamber, while a second leak detector is in fluid communication with the junction, in addition, the medical device may be in communication with a control console, a fluid supply, or a vacuum source.

La présente invention concerne un dispositif médical muni d'un corps allongé, qui comprend une lumière d'injection, une lumière de sortie, et une lumière de fil guide. Le dispositif médical comprend en outre un premier élément souple qui définit une chambre de refroidissement, et un deuxième élément souple enfermant au moins partiellement le premier élément souple, qui définit une jonction entre les premier et deuxième éléments souples. De plus, selon l'invention, un premier détecteur de fuite est en communication fluidique avec la chambre de refroidissement, alors qu'un deuxième détecteur de fuite est en communication fluidique avec la jonction. Le dispositif médical de l'invention peut aussi être en communication avec un pupitre de commande, une alimentation en fluide, ou une source de vide.

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