An extended computational model of the circulatory system for designing ventricular assist devices

PL Hsu, SJ Cheng, RC Saumarez, WN Dawes… - ASAIO …, 2008 - journals.lww.com
An extended computational model of the circulatory system has been developed to predict
blood flow in the presence of ventricular assist devices (VADs). A novel VAD, placed in the …

Computational Fluid Dynamics Models of Ventricular Assist Devices

K May-Newman - … Mechanics: Modeling and Applications in Heart Failure, 2010 - Springer
A ventricular assist device (VAD) is a pump surgically connected to the heart and aorta in
order to boost systemic blood flow in heart failure patients. The design of these devices has …

Numerical comparison of hemodynamics with atrium to aorta and ventricular apex to aorta VAD support

T Korakianitis, Y Shi - ASAIO Journal, 2007 - journals.lww.com
We report the first attempt to study with numerical methods ventricular assist device (VAD)
models and the effects of various inlet VAD cannulations, coupling physical explanations …

Mathematical Modeling of Ventricular-Assist Devices

S Vandenberghe, P Segers… - Cardiac perfusion and …, 2007 - World Scientific
This chapter describes the development of a bio-mathematical model used to assess the
interaction between an assist device and the native cardiovascular system. First, an …

Dynamic modeling and identification of an axial flow ventricular assist device

F Moscato, GA Danieli… - The International Journal …, 2009 - journals.sagepub.com
An accurate characterization of the hemodynamic behavior of ventricular assist devices
(VADs) is of paramount importance for proper modeling of the heart-pump interaction and …

Modeling the interaction between cardiac assist devices and the left ventricle.

S Vandenberghe - 2004 - elibrary.ru
Ventricular assist devices (VADs) basically are blood pumps that are used routinely in
clinical practice for the support of end-stage heart failure patients. They are mostly used until …

Computer modeling of interactions of an electric motor, circulatory system, and rotary blood pump

L Xu, M Fu - ASAIO journal, 2000 - journals.lww.com
The innovative ventricular assist systems (IVAS) is the next generation ventricular assist
device for use as a permanent implantable device. Its practical application depends upon …

The medical physics of ventricular assist devices

HG Wood, AL Throckmorton, A Untaroiu… - Reports on Progress in …, 2005 - iopscience.iop.org
Millions of patients, from infants to adults, are diagnosed with congestive heart failure each
year all over the world. A limited number of donor hearts available for these patients results …

Left ventricular and myocardial perfusion responses to volume unloading and afterload reduction in a computer simulation

GA Giridharan, DL Ewert, GM Pantalos, KJ Gillars… - ASAIO …, 2004 - journals.lww.com
Ventricular assist devices (VADs) have been used successfully as a bridge to transplant in
heart failure patients by unloading ventricular volume and restoring the circulation. In a few …

Numeric modeling of the cardiovascular system with a left ventricular assist device

J Zhou, GP Armstrong, AL Medvedev, WA Smith… - ASAIO …, 1999 - journals.lww.com
A numeric model consisting of a lump-parameter cardiovascular system (CVS) model and a
model for the Cleveland Clinic Implantable Ventricular Assist System (IVAS), a nonpulsatile …