Single use self-disabling syringe

Details Single use self-disabling syringe Single use self-disabling syringe

A - Human Necessities

61

M

A61M 5/32 (2006.01)

Patent

CA 2660697

A single use self-disabling syringe is disclosed, which includes a barrel (1), a plunger (2), and a rubber seal (3). At the end of the barrel there is a needle set (4). The front end the plunger (2) has a clip (6), which can completely block the needle set (4). The syringe has the said needle set (4) and barrel (1) as a one-piece moulded, integrated unit. The said barrel (1) has one supporting body (5) at the front end, the supporting body (5) and the inside wall of barrel (1) fitting tightly. The said supporting body (5) has a flexible hook (512) on its top. The said clip (6) and the hook (512) have corresponding cone steps (611) to make sure they match and seal.

La présente invention concerne une seringue autobloquante à usage unique qui comporte un corps (1), un piston (2), et un joint en caoutchouc (3). À l'extrémité du piston se trouve un assemblage d'aiguille (4). L'extrémité frontale du piston (2) comporte une pince (6), qui peut bloquer complètement l'assemblage d'aiguille (4). Ledit assemblage d'aiguille (4) et ledit piston (1) constituent une unité moulée en une pièce, intégrée à la seringue. Ledit piston (1) comporte un corps de soutien (5) placé à l'extrémité frontale, le corps de soutien (5) et la paroi interne du corps (1) s'ajustant étroitement. La tête dudit corps de soutien (5) est pourvue d'un crochet souple (512) sur son dessus. Ladite pince (6) et le crochet (512) comportent des crans en forme de cône (611) qui assurent leur ajustement et leur fermeture hermétique.

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