DISPOSABLE INJECTOR WITH PERMANENTLY CHARGED SPRING-TYPE ENERGY STORAGE SYSTEM Russian patent published in 2011 - IPC A61M5/20 A61M5/315 A61M5/30 

Abstract RU 2428213 C2

FIELD: medicine.

SUBSTANCE: invention refers to medical equipment, namely to a disposable injector. The disposable injector is provided with a body incorporating at least one mechanical spring-type energy storage system, at least one cylinder-piston unit filled at least from time to time with a biologically active substance, at least one piston actuating rod and at least one disconnecting mechanism. The spring-type energy storage system comprises a prestressed spring element. The spring element is held in a prestressed position by a control rod surrounding it at least along certain segments. The disconnecting mechanism involves a cutter which for the purpose of energy release of the spring-type energy storage system separates or releases the control rod at least in one point with releasing enabling the control rod to tear immediately.

EFFECT: invention has a small number of components, is characterised by ease of use and provides reliable storage and working capacity.

10 cl, 8 dwg

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RU 2 428 213 C2

Authors

Khoffmann Khans-Rajner

Dates

2011-09-10Published

2006-12-07Filed