Hypodermic syringe

Details Hypodermic syringe Hypodermic syringe

A - Human Necessities

61

M

128/84

A61M 5/315 (2006.01) A61M 5/178 (2006.01) A61M 5/20 (2006.01) A61M 5/32 (2006.01)

Patent

CA 2023606

In a hypodermic syringe (10) with a hypodermic needle (20) which is adapted to be extended from a needle space (19) from a readiness position into an operative position by a force storage means (28), the invention seeks to make it possible to render the hypodermic needle (20) inaccessible after use. For that purpose the hypodermic needle (20) is arranged to be returned from the operative position by a force storage means (62) into the needle space (19) or a receiving space (11), which surrounds same at least at times, for receiving the needle space (19), or it is connected to a plunger (24) which is disposed in the needle space (19) and which is provided at its end face remote from the needle with at least one retaining recess for a pulling member, the recess being accessible from the exterior.

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