Patent ID: 9636466
Date: 2017-05-02
CPC Classifications: A61M,Y10T

Claim:
1. A releasable needle retaining system mountable to a syringe barrel, comprising: a retractable needle that comprises a needle body having a base and a cannula; a needle seal that seals against the inside wall of the barrel and releasably engages the base of the retractable needle prior to retraction; and a retaining member that comprises a cylindrical body comprising a mating surface complementary to a mating surface of an interior wall of said barrel, said retaining member comprising fingers that, in use, project proximally with respect to a user and are capable of initially retaining said retractable needle at a needle end of said barrel until said base of said retractable needle is engaged by a plunger to facilitate retraction of said retractable needle.