Syringe With Minimal Internal Dead Volume

Abstract: a syringe body having a housing and a cannula assembly. the housing includes a proximal end, a distal end, and a sidewall extending between the proximal and distal end, the sidewall defining a chamber adapted to receive a medicament, and a fitting extending from the distal end of the housing and comprising an open proximal end, an open distal end, and a sidewall extending therebetween, an interior surface of the sidewall defining a passageway. the cannula assembly includes a hub and a cannula inserted in the passageway, and the hub is sized and shaped to substantially fill the passageway of the fitting. also, a syringe including the syringe body, a plunger comprising a plunger rod, and a stopper attached to a distal end of the plunger rod and moveably received in the chamber of the housing of the syringe body.

Inventor(s): Paul Paia Marici, Suzanne Ferreri

CPC Classification: A61M5/3134 (DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY (introducing media into or onto the bodies of animals ; means for inserting tampons ; devices for administering food or medicines orally ; containers for collecting, storing or administering blood or medical fluids ); DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY (surgery ; chemical aspects of surgical articles ); DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR {(Electrotherapy, e.g. producing anaesthesia by the use of alternating or intermittent currents )})

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