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Technical Briefs

High Resolution Simulation of Tri-Leaflet Aortic Heart Valve in an Idealized Aorta

[+] Author and Article Information
Fotis Sotiropoulos

Saint Anthony Falls Laboratory,
Department of Civil Engineering,
University of Minnesota

Manuscript received March 15, 2013; final manuscript received April 26, 2013; published online July 3, 2013. Assoc. Editor: Arthur G. Erdman.

J. Med. Devices 7(3), 030930 (Jul 03, 2013) (2 pages) Paper No: MED-13-1088; doi: 10.1115/1.4024520 History: Received March 15, 2013; Revised April 26, 2013

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References

Phaal, R., and Calladine, C., 1992, “A simple Class of Fnite Element for Plate and Shell Problems. I: Elements for Beams and Thin at Plates.” International Journal for Numerical Methods in Engineering, 35, pp. 955–977.
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Liang, Ge, and Sotiropoulos, Fotis, “A Numerical Method for Solving the 3D Unsteady Incompressible Navier-Stokes Equations in Curvilinear Domains With Complex Immersed Boundaries,” Journal of computational physics, 225(2), 2007, p.1782 [CrossRef] [PubMed]
Hunt, J., Wray, A., Moin, P., Eddies, Streams and Convergence Zones in Turbulent Flows in: Proceedings of the 1988 Summer Program, Stanford, NASA

Figures

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Fig. 1

The computational setup (left) and the representative cross-section of the grid (right)

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Fig. 2

The volume flow rate at the inlet of the aorta

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Fig. 3

The evolution of flow inside the aorta as the aortic valve opens at peak systole. The flow is visualized by Q-criteria [8]

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