Patent ID: 6245046
Filing Date: 2001-06-12
Classification: A61M

Abstract:
A syringe device comprising:a first syringe comprising:a first syringe barrel including a first opening at a distal end thereof through which fluid may be forced or aspirated; anda first syringe plunger sliding within said first syringe barrel for forcing fluid through said first syringe barrel opening, said first syringe plunger including a stopper at a distal end thereof which sealingly and slidably engages said first syringe barrel;a reciprocating member which moves along a track parallel to the axial direction of said first syringe; anda reciprocating device connecting said first syringe plunger to said reciprocating member so that when said first syringe plunger is forced to move distally, said reciprocating member is forced to move proximally and so that when said reciprocating member is forced to move distally, said first syringe plunger is forced to move proximally, wherein said reciprocating device comprises a connector connecting said first syringe plunger to said reciprocating member and a pulley structure over which said connector travels.