Patent ID: 6159184
Filing Date: 2000-12-12
Classification: A61M

Abstract:
A self-shielding guard for a medical cartridge or pre-filled syringe, wherein the cartridge has its own needle and plunger said guard comprising:a substantially rigid body having a cavity adapted to receive a cartridge therein said body having an open proximal end communicating with said cavity and having a distal end including an opening through which a needle on the cartridge may extend when the cartridge is received in said cavity;a finger grip on said proximal end of said body, said finger grip including a locking mechanism for fixedly engaging the cartridge received in said cavitya shield slidably attached to said body, said shield sliding distally between an unguarded and a guarded position, thereby uncovering and covering respectively the needle on the cartridge:cooperating detents and detent pockets formed in said body and said shield for mutually engaging to hold said shield in said guarded position; anda semi-rigid tab extending along said cavity of said body, said tab being adapted to be resiliently deflected between an outer position and an inner position, said outer position being adapted to accommodate a needle cap when the cartridge is directed distally through said cavity, said inner position being adapted to resiliently engage a barrel of the cartridge after the needle cap has been directed through said distal end of said body.