Urinary flow control valve

Details Urinary flow control valve Urinary flow control valve

A - Human Necessities

61

F

A61F 2/02 (2006.01)

Patent

CA 2511563

A flow control valve (22) such as for a catheter (10) allows discharge of urine from a bladder (12) by manual actuation. The valve (22) may be a double- duckbill valve (22) with a single slit (62) at one apex (60a) thereof. An elastomeric band (66) is positioned in a groove (68) of the valve member (22). An isolation member such as a stem (72) spaces the valve (22) from the walls (34, 36) of the valve housing (32). Crush limiting structure, such as a tube (76) or blade (82), is provided within valve member (22), or stop elements (86 or 92) are positioned external to valve member (22).

L'invention concerne une vanne de régulation de débit (22) telle qu'un cathéter (10) permettant de décharger l'urine d'une vessie (12) de façon manuelle. La vanne (22) peut consister en une vanne à double bec de canard (22) à dent unique (62) au niveau d'un apex (60a) de celle-ci. Une bande élastomère (66) est positionnée dans une rainure (68) de l'élément de vanne (22). Un élément d'isolation tel qu'une tige (72) espace la vanne (22) des parois (34, 36) du boîtier de vanne (32). Une structure à limitation d'écrasement, telle qu'un tube (76) ou une palette (82), est placée dans l'élément de vanne (22), ou des éléments d'arrêt (86 ou 92) sont positionnés à l'extérieur de l'élément de vanne (22).

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