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Valved spike transfer device

  • US 4,128,098 A
  • Filed: 12/06/1976
  • Issued: 12/05/1978
  • Est. Priority Date: 12/06/1976
  • Status: Expired due to Term
First Claim
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1. A valved spike transfer device comprising:

  • a forwardly extending rigid tubular spike;

    a syringe coupler rigidly connected to the spike, said syringe coupler including a valve structure that has a tubular rearwardly projecting syringe tip receiver and a movable sealing means that opens upon insertion of a blunt syringe tip into the syringe tip receiver and closes upon removal of such syringe tip;

    a protector skirt projecting rearwardly beyond the tubular syringe tip receiver and spaced radially outward therefrom to define an annular recess of a size to receive a conventional threaded collar surrounding a tapered syringe tip, said tubular syringe tip receiver having a wall sufficiently thin to be received between such conventional tapered adapter and surrounding threaded collar; and

    a vial coupling means permanently joined at a fixed location to a unit formed by the syringe coupler and spike.

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