A hydrodynamically suspended, magnetically sealed mechanically noncontact axial flow blood pump: Design of a hydrodynamic bearing

Artificial Organs

Volumn 31, Issue 3, 2007, Pages 221-224

  Mitamura, Yoshinori ^a   Kido, Kazuyuki ^b   Yano, Tetsuya ^c   Sakota, Daisuke ^a   Yambe, Tomoyuki ^d   Sekine, Kazumitsu ^d   OKamoto, Eiji ^e  

^a HOKKAIDO UNIVERSITY   (Japan)

^b TOKYO MEDICAL AND DENTAL UNIVERSITY   (Japan)

^c AKITA PREFECTURAL UNIVERSITY   (Japan)

^d TOHOKU UNIVERSITY   (Japan)

^e TOKAI UNIVERSITY   (Japan)

Author keywords

Axial flow pump; Hydrodynamic bearing; Magnetic fluid seal; Rotary blood pump

Indexed keywords

AXIAL FLOW; BLOOD; BRUSHLESS DC MOTORS; HYDRODYNAMICS; LUBRICATION; MAGNETIC BEARINGS; MAGNETISM; PUMPS; STATORS;

AXIAL FLOW BLOOD PUMPS; AXIAL FLOW PUMP; BRUSHLESS DIRECT CURRENT MOTOR; CONTACT FREE; FREE ROTATION; HYDRODYNAMIC BEARINGS; MAGNETIC FLUID SEALS; MATERIAL WEAR; NON-CONTACT; ROTARY BLOOD PUMPS;

IMPELLERS;

ARTICLE; BLOOD PUMP; DIRECT CURRENT; IMPELLER; PRIORITY JOURNAL;

EID: 33847663902     PISSN: 0160564X     EISSN: 15251594     Source Type: Journal    
DOI: 10.1111/j.1525-1594.2007.00368.x     Document Type: Article

References (8)

1. Saito S, Westaby S, Piggott D, et al. Reliable long-term non-pulsatile circulatory support without anticoagulation. Eur J Cardiothoracic Surg 2001;19:678-83.
2. Hetzer R, Weng Y, Potapov EV, et al. First experiences with a novel magnetically suspended axial flow left ventricular assist device. Eur J Cardiothoracic Surg 2004;25: 964-70.
3. Fukamachi K, Ochiai Y, Doi K, et al. Chronic evaluation of the Cleveland Clinic CorAide left ventricular assist system in calves. Artif Organs 2002;26:529-33.
4. Meer AL, James NL, Edwards GA, et al. Initial in vivo experience of the ventrassist implantable rotary blood pump in sheep. Artif Organs 2003;27:21-6.
5. Mitamura Y, Nakamura H, Okamoto E, Yozu R, Kawada S, Kim DW. Development of the Valvo Pump: an axial flow pump implanted at the heart valve position. Artif Organs 1999;23:566-71.
6. Yano T, Sekine K, Mitoh A, et al. An estimation method of hemolysis within an axial flow blood pump by computational fluid dynamics analysis. Artif Organs 2003;27:920-5.
7. Sekine K, Mitamura Y, Murabayashi S, Nishimura I, Yozu R, Kim DW. Development of a magnetic fluid shaft seal for an axial-flow blood pump. Artif Organs 2003;27:892-6.
8. Kink T, Reul H. Concept for a new hydrodynamic blood bearing for miniature blood pumps. Artif Organs 2004;28:916-20.