Patent ID: 7396348
Filing Date: 2008-07-08
Classification: A61M

Abstract:
1. A medical valve having a closed mode that prevents fluid flow, the medical valve also having an open mode that permits fluid flow, the medical valve comprising: a housing having an inlet and an outlet; a resilient member within the housing, the resilient member and housing forming a fluid channel between the inlet and the outlet, the fluid channel at least in part extending through the resilient member, the fluid channel having a given portion formed by a variable volume portion of the resilient member, the variable volume portion being in fluid communication with the outlet, the variable volume portion having a normal volume when in the closed mode, the variable volume portion having an expanded volume when in the open mode, the expanded volume being greater than the normal volume; and a moveable plug member being located entirely within the resilient member during both the closed and open modes, the moveable plug member being longitudinally moveable as the valve transitions between the open and closed modes.