Syringes

Details Syringes Syringes

A - Human Necessities

61

M

128/67

A61M 37/00 (2006.01)

Patent

CA 1226190

ABSTRACT A syringe comprises a body member detachably secured onto one end of a syringe barrel provided at its other end with a delivery tube and containing a movable piston member; a piston actuating assembly movably mounted in the body member and comprising a tube generally coaxial with the barrel and a rod movably mounted within the tube; and means for moving said piston actuating assembly whereby the said tube is first displaced to move the piston to the distal end of the barrel and the said rod is then moved to pierce the central region of the piston member and to pass through the piston into the delivery tube.

441662

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