A - Human Necessities – 61 – M
Patent
A - Human Necessities
61
M
128/84
A61M 5/00 (2006.01) A61M 5/20 (2006.01) A61M 5/31 (2006.01)
Patent
CA 1183420
ABSTRACT: The invention relates to an automatic syringe for injecting two or more different injection liquids which may not be in contact with each other for longer periods of time. For that purpose the ampoule between piston and needle connection comprises one or more stoppers which keep the in- jection liquids separated from each other, while at a short distance before the needle connection a by pass means is present past which the injection liquid or injection liquids present behind the stopper or stoppers can pass the stopper or stoppers during use of the syringe.
408862
Duphar International Research B.v.
Fetherstonhaugh & Co.
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