PUMPING MATERIAL FOR CASSETTE BASED DIALYSIS AND PUMPING MECHANISM USING SAME
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Abstract
A fluid pumping mechanism in one embodiment includes a fluid reservoir, and a monolayer film extending over a portion of the fluid reservoir, wherein fluid is moved through the reservoir by movement of the film from a first position to a second position, the film including a first polyolefin. In another embodiment the fluid pumping mechanism includes a fluid reservoir; and a multiple layer film extending over a portion of the fluid reservoir, wherein fluid is moved through the reservoir by movement of the film from a first position to a second position, the film including an inner layer and an outer layer, the inner layer including an ethylene containing polymer.
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