Automatic injection device

Surgery – Means for introducing or removing material from body for... – Treating material introduced into or removed from body...

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A61M 508

Patent

active

045739722

ABSTRACT:
An automatic device for injecting two or more different injection liquids which may not be in contact with each other for long periods of time: a combination of a discharge mechanism, a cartridge holder and a cartridge which is slidably accommodated in the holder and which includes an ampoule, a piston which is movable in the ampoule and seals same, and a hypodermic needle connected to the front of the ampoule by means of a needle mount.

REFERENCES:
patent: 3330282 (1967-07-01), Visser et al.
patent: 4235235 (1980-11-01), Bekkering
patent: 4394863 (1983-07-01), Bartner
patent: 4413991 (1983-11-01), Schmitz et al.
patent: 4469482 (1984-09-01), Lissenburg et al.

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