Fluid flow rate switching device

Details Fluid flow rate switching device Fluid flow rate switching device

A - Human Necessities

61

M

A61M 5/175 (2006.01) A61M 39/00 (2006.01)

Patent

CA 2354130

A fluid flow rate switching device providing a plurality of precise user selectable flow rates. Generally, the device includes a housing having a port and a plurality of passages. Respectively disposed in each of the passages is a rigid capillary tube for regulating the flow rate of a therapeutic fluid through the passages. Further, a valve is rotatably connected to the housing for operably connecting and disconnecting the port from one or more of the passages.

L'invention concerne un dispositif de commutation de vitesse d'écoulement de fluide, comprenant plusieurs vitesses d'écoulement pouvant être sélectionnées de manière précise par un utilisateur. De manière générale, ledit dispositif comprend un logement doté d'un orifice et de plusieurs passages. Un tube capillaire rigide destiné à réguler la vitesse d'écoulement d'un fluide thérapeutique à travers les passages est placé dans chaque passage. Une soupape est, en outre, connectée rotative au logement de façon à connecter et déconnecter, de manière fonctionnelle, l'orifice d'au moins l'un des passages.

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