FIELD: medical engineering. SUBSTANCE: apparatus includes roll pump deriving drive from electric motor and plastic blood container divided by partitions in functional compartments, that is, venous, foam-suppression and arterial (pump chamber). Upper portion of pump chamber performs function of settler and lower portion of arterial compartment (delivery chamber) is integral part of roll pump. It is of double-layer type, with space between layers filled with air, and functions as damper. EFFECT: convenient blood circulation apparatus. 4 dwg
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Authors
Dates
1994-07-30—Published
1990-10-30—Filed