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Characteristics of a Blood Pump Combining the Centrifugal and Axial Pumping Principles: The Spiral Pump.
Artif Organs
May 1996
Institute Dante Pazzanese of Cardiology, Department of Bioengineering, Sao Paulo, BrazilBaylor College of Medicine, Department of Surgery, Houston, Texas, U.S.A.
Two well-known centrifugal and axial pumping principles are used simultaneously in a new blood pump design. Inside the pump housing is a spiral impeller, a conically shaped structure with threads on the surface. The worm gears provide an axial motion of the blood column through the threads of the central cone.
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