Bidirectional Stopper Valve That Mates to a Venting Syringe

Abstract

A blood collection system configured for connection to a tube set providing vascular access to a patient, the system including an access device coupled to the tube set, wherein the access device includes a blood collection tube holder and a non-patient needle disposed at least partially within the blood collection tube holder. The system further includes a syringe, wherein the syringe includes a plunger rod, a stopper, and a distal interface, and a cap assembly couplable to the distal interface of the syringe. The cap assembly includes a cap body and a bidirectional valve, and wherein the bidirectional valve is in fluid communication with a venting chamber formed within the cap body.

Dependencies are inferred from the claim text.