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Infusion pump, treatment fluid bag therefor, and method for the use thereof

  • US 5,584,811 A
  • Filed: 07/18/1995
  • Issued: 12/17/1996
  • Est. Priority Date: 06/25/1991
  • Status: Expired due to Fees
First Claim
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1. A pump for infusing intravascular treatment fluid to a patient, said infusion pump comprising:

  • (1) a containment receptacle for receiving a removable, collapsible treatment fluid bag having an outlet tube for establishing fluid communication between the treatment fluid bag and the patient;

    (2) an inflatable bladder positioned in the containment receptacle to exert force on the treatment fluid bag as the bladder is inflated when the treatment fluid bag is positioned within the containment receptacle;

    (3) an electronic control system for electronically controlling pressure within the bladder so as to collapse the treatment fluid bag and controllably expel treatment fluid from the treatment fluid bag through the outlet tube.

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