Patent ID: 6692467
Filing Date: 2004-02-17
Classification: A61B

Abstract:
A trocar assembly structured to facilitate fluid flow and disposition of medical instrumentation into and out of a body cavity of a patient, said trocar assembly comprising:a) a housing including a hollow interior and a first open end, b) a valve member movably mounted within said hollow interior, c) a valve structure rotatably connected to said housing adjacent to said open end and including a valve seat, d) said valve seat connected to said valve structure and rotatable therewith within said hollow interior relative to said valve member, e) said valve member disposed in substantially continuous engagement with said valve seat and into and out of fluid sealing engagement with said valve seat dependent on an orientation of said valve seat relative to said valve member, and f) said valve member and said valve seat disposable between a valve-open position and a valve-closed position upon selective rotation of said valve structure relative to said housing.