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Ambulatory disposable infusion delivery system

  • US 4,867,743 A
  • Filed: 11/24/1986
  • Issued: 09/19/1989
  • Est. Priority Date: 11/24/1986
  • Status: Expired due to Fees
First Claim
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1. A compact disposable fluid delivery system comprisinga disposable fluid infusion device including a housing for a supply of fluid having an outlet aperture for the fluid, a piston slidably mounted in said housing and at least one elastomeric tubing for biasing said piston towards said outlet aperture from a stretched condition thereof to exhaust fluid therethrough under pressure;

  • a fluid conduit connected to said outlet aperture;

    a restrictor in said fluid conduit for controlling fluid flow from said outlet aperture of said housing;

    a Y-block connector having a first leg connected with said fluid conduit for receiving pressurized fluid therefrom, a second leg for connection to a catheter connector to deliver pressurized fluid thereto and a third leg; and

    means on said third leg for selective injection of a drug into said third leg.

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