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Auxiliary appliance for syringe fixation

  • US 6,312,410 B1
  • Filed: 02/23/1996
  • Issued: 11/06/2001
  • Est. Priority Date: 10/30/1995
  • Status: Expired due to Fees
First Claim
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1. An auxiliary appliance for syringe fixation, for fixing a syringe having a cylindrical body part, and comprising an injection port and a flange respectively defining an opening on each of front and rear ends thereof, and adapted for sealing a liquid in an internal space defined by a piston having a connection part on the flange side in the interior of the syringe cylindrical body part, to an injection head provided with an opening having an inner peripheral surface provided with an engaging convex part and comprising a plunger having a connection part including a body part with a neck portion smaller than the diameter of its body part and a substantially oval head portion connected to the neck portion with a curved portion having a radius of curvature identical to that of the plunger body part on its forward end for moving the piston in the syringe toward the forward end of the syringe in the opening and injecting the liquid from the syringe through the injection port,said auxiliary appliance for syringe fixation comprising:

  • a syringe adaptor for fixing the flange of the syringe to the injection head, said syringe adaptor having a flange receiving part adapted to support a rear surface and an outer surface of the flange and a pair of pivotable holding members pivotable about a pivot axis parallel to the cylindrical body part of the syringe, said pivotable holding members having a disengaged position, and an engaged position for engaging a front surface of the flange and an outer peripheral surface of the syringe cylindrical body to hold the syringe within the flange receiving part; and

    a piston adaptor receivable within said syringe adaptor for connecting the piston to the plunger.

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