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Injector system having a front loading pressure jacket assembly

  • US 7,081,105 B2
  • Filed: 08/05/2004
  • Issued: 07/25/2006
  • Est. Priority Date: 08/17/1992
  • Status: Expired due to Fees
First Claim
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1. An injector system comprising:

  • a syringe for holding a liquid medium and;

    an injector comprising;

    a housing having a front wall;

    a drive member moveable through the front wall of the housing; and

    a pressure jacket assembly for operabiy associating the syringe with the housing, the pressure jacket assembly comprising;

    a rearward end mounted on the front wall of the housing;

    a forward open end for receiving the syringe therethrough such that the syringe is loaded into the pressure jacket assembly via the forward open end; and

    a first retaining member mounted on an inside surface of the pressure jacket assembly adjacent the forward open end thereof; and

    the syringe comprising;

    a body comprising a main section, a conical section in fluid communication with the main section and a fluid discharge section in fluid communication with the conical section;

    a plunger movably disposed in the body, the plunger comprising one or more hook members extending rearward from the plunger for connecting the plunger to the drive member of the injector;

    at least one handle portion for facilitating handling of the syringe, the at least one handle portion operably associated with and extending forwardly from the conical section of the body; and

    a second retaining member on the syringe and engageable with the first retaining member, the first and second retaining members cooperating to retain the syringe inside the pressure jacket.

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