Retractable disposable syringe

Details Retractable disposable syringe Retractable disposable syringe

1986-05-08

1987-06-23

Truluck, Dalton L.

Surgery

Means for introducing or removing material from body for...

Treating material introduced into or removed from body...

604198, A61M 532

Patent

active

046750053

ABSTRACT:
A disposable syringe for delivery of an injectable fluid having a locking device, so that after use, a hub and cannula of the syringe can be detached from the cylindrical body, withdrawn thereinto, and locked thereto. A plunger of the syringe also functions as a withdrawal mechanism, and in turn, has a tool for this purpose which functions in a cooperative manner with a fitting on the back of the hub. Several embodiments of the withdrawal tool, hub fitting and locking mechanism are described.

REFERENCES:
patent: 3937211 (1976-02-01), Merten
patent: 4026287 (1977-05-01), Haller
patent: 4425120 (1984-01-01), Sampson et al.
patent: 4507117 (1985-03-01), Vining et al.

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