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Front-loading medical injector and syringe for use therewith

  • US 5,383,858 A
  • Filed: 08/17/1992
  • Issued: 01/24/1995
  • Est. Priority Date: 08/17/1992
  • Status: Expired due to Term
First Claim
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1. An injector for injecting a liquid from a syringe, said syringe having a plunger, said injector comprising:

  • a housing having a front wall;

    readily releasable mounting means on said housing front wall for supporting the syringe for an injection operation, said readily releasable mounting means including retaining means for releasably engaging a retaining portion on the syringe, slot means of said readily releasable mounting means for receiving therethrough the retaining portion on the syringe, inner surface means of said readily releasable mounting means for engaging the retaining portion on the syringe when the syringe is inserted into and rotated in said readily releasable mounting means;

    drive means in said housing movable through said housing front wall for controlling the movement of the plunger in the syringe; and

    annular sealing means on the front wall of said housing for engaging annular sealing means on the syringe, for perpendicularly aligning the plunger and the drive means and for minimizing slack between the syringe and the slot means.

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