Simplified retractable needle syringe
作者： Michael Lynn Haining
DOI:
关键词: Plunger 、 Barrel (horology) 、 Cannula 、 Seal (mechanical) 、 Syringe 、 NEEDLE/SYRINGE 、 Mechanical engineering 、 Engineering drawing 、 Engineering
摘要: A simplified retractable needle hypodermic syringe is provided which includes a barrel having carrier mounted therein with cannula attached thereto. slidable plunger within the shaft and hub for locking to carrier. The seal conveniently about between hub.
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