Patent ID: 7350535
Filing Date: 2008-04-01
Classification: A61M,F16K,Y10T

Abstract:
1. A valve comprising a body having first and second open ends and a passageway for fluid between the ends, said first end including a coupling means for sealingly connecting said body about an opening of an external device and a seal blocking said open area of said first end which in use is placeable in register with said opening of said external device, said valve further including a seal displacement means movable within said body so as to interrupt said seal permitting fluid to pass along the passageway between said ends, said coupling means and seal presenting an external sterilisable mating surface for sealingly mating with a mating surface about said opening in said external device; in which said displacement means comprises a means for rupturing said seal so as to allow fluid communication between said interiors of said body and said external device; in which said rupturing means is arranged to break said seal by gripping it through mutually engageable gripping means and withdrawing said seal or a portion of it away from said mating surface; in which said mutually engageable gripping means are provided on said seal and rupturing means and said rupturing means is moveable within said body of said valve in a direction from said first end toward said second end so that on movement of said rupturing means, said gripped seal is broken free from said coupling means and withdrawn into the interior of said body; and in which said rupturing means comprises a hollow piston which has an open end comprising said second open end of said valve body.