SYRINGE Russian patent published in 1995 - IPC

Abstract RU 2035920 C1

FIELD: medical engineering. SUBSTANCE: device has a unit for blocking piston movement having elastic member 9 fixed on the rod projection and bushing 10 placed in the piston cavity. Bushing 10 has groove 11 on the internal lateral surface. The piston internal lateral surface has a circumferential ring, turned groove 12 receiving free ends of the elastic members engageable with the bushing groove. EFFECT: prevented possibility of being reused. 4 dwg

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RU 2 035 920 C1

Authors

Kuzema A.S.

Gudima V.I.

Dates

1995-05-27—Published

1990-02-13—Filed