TECHNICAL PAPERS: Fluids/Heat/Transport

The Effect of Incorporating Vessel Compliance in a Computational Model of Blood Flow in a Total Cavopulmonary Connection (TCPC) with Caval Centerline Offset

[+] Author and Article Information
J. C. Masters, M. Ketner, C. L. Lucas

Department of Biomedical Engineering, University of North Carolina at Chapel Hill, Chapel Hill, NC

M. S. Bleiweis, M. Mill

Department of Cardiothoracic Surgery, University of North Carolina at Chapel Hill, Chapel Hill, NC

A. Yoganathan

Department of Biomedical Engineering, Georgia Institute of Technology, Atlanta, GA

J Biomech Eng 126(6), 709-713 (Feb 04, 2005) (5 pages) doi:10.1115/1.1824126 History: Received November 19, 2002; Revised July 19, 2004; Online February 04, 2005
Copyright © 2004 by ASME
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Schematic of the TCPC with an extracardiac shunt
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Full and unique (shown in white) geometries of the TCPC with caval offset. Arrows indicate the direction of flow
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Velocity vectors on the plane-of-symmetry and center-plane of the venae cavae in (a) rigid- and (b) compliant-walled models of the TCPC with no caval offset
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Velocity vectors on the plane-of-symmetry and center-plane of the SVC in (a) rigid- and (b) compliant-walled models of the TCPC with a caval offset of 0.5 cm
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Plot of initial caval centerline offset versus caval centerline offset stretch for the compliant-walled simulations
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Plots of total (a), potential (b), and kinetic (c) power loss versus caval offset for rigid- (solid line) and compliant-walled (dashed line) models of the TCPC
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Flow paths of particles seeded at the inlet of the IVC in (a) rigid- and (b) compliant-walled models of the TCPC with a caval offset of 0.25 cm




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