Disposable two-compartment syringe

Details Disposable two-compartment syringe Disposable two-compartment syringe

A - Human Necessities

61

M

128/88

A61M 5/00 (2006.01) A61M 5/24 (2006.01) A61M 5/315 (2006.01) A61M 5/28 (2006.01)

Patent

CA 1058035

DISPOSABLE TWO-COMPARTMENT SYRINGE Abstract of the Disclosure A prefilled, readily activated disposable syringe wherein a fluid medicament is sealed in a syringe barrel by means of a puncturable sealing element. The syringe barrel also accommodates a slidable piercing member which includes a piercing tubular member held out of contact with the punc- turable sealing element until it is desired to intermix a second fluid material with the first. The slidable piercing member has a removable cap disposed thereon for sterile thumb contact and engagement means between the slidable member and the sealing element so that the slidable piercing member pos- itively engages and pierces through the puncturable sealing element when it is desired to activate the syringe A stop- pered vial containing the second fluid is also pierced by the piercing tubular member and upon movement of the vial toward the punctured sealing element quick and efficient mixing of the two fluid materials is effected as well as administration of the combined materials. -1-

261699

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