Patent ID: 6331176
Filing Date: 2001-12-18
Classification: A61M

Abstract:
A bleed back control assembly comprising:a side arm body having a proximal end, a distal end, and a lumen connecting said proximal and distal ends, said side arm body also having a seal cavity formed in said proximal end, said lumen being in fluid communication with said seal cavity;a seal mechanism coupled to the proximal end of said side arm body, said seal mechanism comprising:a cap assembly coupled to a seal assembly and coupled to said proximal end of said side arm body, said cap assembly restraining said seal assembly within said seal cavity and said cap assembly operable to engage said seal assembly in response to active user manipulation and disengage from said seal assembly in the absence of active user manipulation and said cap assembly having a lumen having a proximal aperture communicating with the exterior of said cap assembly; andsaid seal assembly comprising elastomeric material inhibiting said cap assembly lumen from being in fluid communication with said side arm body lumen; andwherein said cap assembly is operable to control axial translation and displacement of said seal mechanism; andwherein displacement of said cap assembly is limited by one or more stop means, wherein said stop means comprises one or more notches formed in the interior of said cap assembly.