Multiple dosage syringe

Details Multiple dosage syringe Multiple dosage syringe

1994-11-04

1997-06-10

Manahan, Todd E.

Surgery

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

Treating material introduced into or removed from body...

604136, 604157, A61M 520

Patent

active

056370946

ABSTRACT:
A syringe is provided for injecting multiple sequential dosages of a liquid medicine includes a single actuator for initiating a penetration and injection sequence. The syringe hereof is adjustable for different dosages while providing for physical selection of a desired, predetermined dosage. The syringe includes a retraction mechanism for withdrawing the needle into a protective collar after administration of the dosage. The syringe receives a vial for administering multiple dosages without the necessity of replacing the vial after each administration.

REFERENCES:
patent: 2585815 (1952-02-01), McLintock
patent: 2695023 (1954-11-01), Brown
patent: 3880163 (1975-04-01), Ritterskamp
patent: 4150669 (1979-04-01), Latorre
patent: 4592745 (1986-06-01), Rex et al.
patent: 5114406 (1992-05-01), Gabriel et al.
patent: 5137516 (1992-08-01), Rand et al.
patent: 5358489 (1994-10-01), Wyrick
patent: 5425715 (1995-06-01), Dalling
Photocopy of container for "Autopen AN 3000" by Owen Mumford Brochure by Medis entitled Painpen.

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