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Reciprocating syringes

  • US 20050277891A1
  • Filed: 04/29/2005
  • Published: 12/15/2005
  • Est. Priority Date: 05/03/1999
  • Status: Active Grant
First Claim
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1. 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; and

    a 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; and

    a reciprocating device connecting said first syringe plunger to said reciprocating member so that when one member of the group consisting of said first syringe plunger and said reciprocating member moves distally, the other member of said group is forced to move proximally.

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