Catheter drive

Details Catheter drive Catheter drive

A - Human Necessities

61

M

A61M 25/00 (2006.01) A61B 1/31 (2006.01) A61M 25/01 (2006.01)

Patent

CA 2508082

A catheter for use in a blood vessel, comprising an elongate body having an axis, a lumen along said axis, a proximal opening at one end, connected to the lumen and a front tip at a distal end of the body; and an elongate hydraulic fluid column in said lumen and adapted to apply a pushing force to said front tip in a distal direction, said force being applied at an application point. Optionally, the body comprises two tubes, one or which extends in response to the pushing force.

L'invention concerne un cathéter destiné à être utilisé dans un vaisseau sanguin, comprenant un corps oblong ayant un axe, une lumière le long dudit axe, une ouverture proximale au niveau d'une extrémité, reliée à la lumière et une pointe avant au niveau d'une extrémité distale du corps ; ainsi qu'une colonne oblongue de fluide hydraulique dans ladite lumière apte à appliquer une force de poussée à ladite pointe avant dans un sens distal, ladite force étant appliquée au niveau d'un point d'application. Facultativement, le corps comprend deux tubes dont un s'étend en réponse à la force de poussée.

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