Collection system for body fluids

Claim 1

A COLLECTION SYSTEM FOR BODY FLUIDS COMPRISING: (A) A CONTAINER HAVING A PORT; (B) A TUBULAR NECK SURROUNDING THE PORT AND CONNECTING WITH THE CONTAINER, SAID TUBULAR NECK EXTENDING OUTWARDLY TO A LIP AND HAVING A PASSAGE THERETHROUGH COMMUNICATING WITH AN INTERIOR OF THE CONTAINER, SAID NECK INCLUDING A SIDE GROOVE EXTENDING TO THE LIP OF THE NECK, AND INCLUDING AN END GROOVE ACROSS ITS LIP SPACED FROM SAID SIDE GROOVE; (C) A TRANSVERSE SNAP RING ON AND ENCIRCLING THE TUBULAR NECK, SAID SNAP RING BEING DISCONTINUOUS OVER A PORTION OF THE TUBULAR NECK CONTAINING SAID SIDE GROOVE; (D) CONDUIT MEANS; (E) AN ADAPTER FLEXIBLY CONNECTING THE CONDUIT MEANS TO THE TUBULAR NECK, SAID ADAPTER INCLUDING (1) A DRIP CHAMBER SURROUNDED BY AN UPSTANDING WALL, (2) RETAINING MEANS ASSOCIATED WITH THE UPSTANDING WALL ATTACHING THE ADAPTER TO THE TUBULAR NECK, SAID RETAINING MEANS ENGAGING THE TRANSVERSE SNAP RING AND INCLUDING AN UNDERCUT RECESS CONNECTING SAID SIDE AND END GROOVES TO PROVIDE A TORTUOUS FLUID PATH BETWEEN THE TUBULAR NECK AND ADAPTER, (3) CONDUIT RECEIVING MEANS CONNECTED TO SAID CONDUIT MEANS ADJACENT AN END OF THE CONDUIT MEANS, AND (4) A FLEXIBLE END WALL CONNECTING THE CONDUIT RECEIVING MEANS WITH THE UPSTANDING WALL, SAID FLEXIBLE END WALL HAVING AT LEAST ONE CONVOLUTION CONCENTRIC WITH THE CONDUIT RECEIVING MEANS.