Rapid Infusion System
1 Assignment
0 Petitions
Accused Products
Abstract
A rapid infusion system for the intravenous delivery of fluids at standard and rapid flow rates. The system includes a pump assembly, a drive assembly to power the pump, and a fluid containment system that keeps the infused fluid out of direct contact with the pump assembly and that is preferably disposable and removable. In one embodiment the drive assembly includes a differential drive that interacts with more than one motor. In one embodiment, the pump assembly includes a roller pump and the pump chamber is a collapsible, preformed tube that is preferably attached to a pump cartridge frame. Optionally, the system includes a self-leveling drip chamber and the fluid containment system is disposable and includes a pump cartridge containing the drip chamber and the pump chamber, I.V. tubing, outlet infusion tubing, and a heater cartridge.
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Citations
47 Claims
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1-27. -27. (canceled)
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28. A pump system, comprising:
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a pump drive assembly; and an electronic control system in electrical communication with and operable to control the pump drive assembly; wherein the electronic control system is operable to control the pump drive assembly to deliver fluid at least at one or more low flow rates and one or more high flow rates, the low flow rates ranging between approximately 20 cubic centimeters per hour to approximately 500 cubic centimeters per hour, the high flow rates ranging between approximately 500 cubic centimeters per minute to approximately 1500 cubic centimeters per minute. - View Dependent Claims (29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40)
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41. A method for infusing fluid, comprising:
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providing a pump system comprising a pump drive assembly and an electronic control system operable to control the pump drive assembly; and controlling the pump drive assembly via the electronic control system to deliver fluid at least at one or more low flow rates ranging between approximately 20 cubic centimeters per hour to approximately 500 cubic centimeters per hour; and controlling the pump drive assembly via the electronic control system to deliver fluid at least at one or more high flow rates ranging between approximately 500 cubic centimeters per minute to approximately 1500 cubic centimeters per minute. - View Dependent Claims (42, 43, 44, 45, 46, 47)
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Specification