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Non-invasive estimation of pulsatile flow and differential pressure in an implantable rotary blood pump for heart failure patients

FEATURED ARTICLE

A H AlOmari1, A V Savkin1, D M Karantonis2, E Lim2 and N H Lovell2

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AlOmari A H, Savkin A V, Karantonis D M, Lim E and Lovell N H 2009 A dynamical model for pulsatile flow estimation in a left ventricular assist device BIOSIGNALS: Proc. of 2nd Int. Conf. on Bio-inspired Systems and Signal Processing (Porto, Portugal) vol 2 pp 402-5

 
Ayre P J, Lovell N H and Woodard J C 2003 Non-invasive flow estimation in an implantable rotary blood pump: a study considering non-pulsatile and pulsatile flow Physiol. Meas. 24 179-98
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Funakubo A, Ahmed S, Sakuma I and Fukui Y 2002 Flow rate and pressure head estimation in a centrifugal blood pump Artif. Organs 26 985-90
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Karantonis D M, Cloherty S L, Mason D G, Ayre P J and Lovell N H 2007 Noninvasive pulsatile flow estimation for an implantable rotary blood pump Proc. of the 29th Ann. Int. Conf. of the IEEE Eng. Med. Biol. Soc. pp 1018-21

 
Karantonis D M, Lovell N H, Ayre P J, Mason D G and Cloherty S L 2006 Identification and classification of the physiologically significant pumping states in an implantable rotary blood pump Artif. Organs 30 671-9
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Khalil H A, Kerr D T, Franchek M A, Metcalfe R W, Benkowski R J, Cohen W E, Tuzun E, Radovancevic B, Frazier O H and Kadipasaoglu K A 2008 Continuous flow total artificial heart: modeling and feedback control in a mock circulatory system ASAIO J. 54 249-55
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Kitamura T, Matsushima Y, Tokuyama T, Kono S, Nishimura K, Komeda M, Yanai M, Kijima T and Nojiri C 2000 Physical model-based indirect measurements of blood pressure and flow using a centrifugal pump Artif. Organs 24 589-93
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Lim E, Cloherty S L, Reizes J A, Mason D G, Salamonsen R F, Karantonis D M and Lovell N H 2007 A dynamic lumped parameter model of the left ventricular assisted circulation Proc. of the 29th Ann. Int. Conf. of the IEEE Eng. Med. Biol. Soc. pp 3990-3

 
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Malagutti N, Karantonis D M, Cloherty S L, Ayre P J, Mason D G, Salamonsen R F and Lovell N H 2007 Noninvasive average flow estimation for an implantable rotary blood pump: a new algorithm incorporating the role of blood viscosity Artif. Organs 31 45-52
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Tsukiya T, Taenaka Y, Nishinaka T, Oshikawa M, Ohnishi H, Tatsumi E, Takano H, Konishi Y, Ito K and Shimada M 2001 Application of indirect flow rate measurement using motor driving signals to a centrifugal blood pump with an integrated motor Artif. Organs 25 692-6
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Wakisaka Y, Okuzono Y, Taenaka Y, Chikanari K, Endo S, Masuzawa T and Takano H 1998 Development of a flow estimation and control system of an implantable centrifugal blood pump for circulatory assist Artif. Organs 22 488-92
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