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Technical Briefs

Mechanical Performance of Bovine Pericardial Bioprosthetic Valves

[+] Author and Article Information
Linxia Gu

Dept. Mechanical & Materials Engineering,
Univ. of Nebraska,
Lincoln

Manuscript received March 15, 2013; final manuscript received April 1, 2013; published online July 3, 2013. Assoc. Editor: Arthur G. Erdman.

J. Med. Devices 7(3), 030926 (Jul 03, 2013) (2 pages) Paper No: MED-13-1084; doi: 10.1115/1.4024346 History: Received March 15, 2013; Revised April 01, 2013

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References

Billiar, K. L., and Sacks, M. S., 2000, “Biaxial Mechanical Properties of the Natural and Glutaraldehyde Treated Aortic Valve Cusp—Part I: Experimental Results,” ASME J. Biomech. Eng., 122, pp. 23–30. [CrossRef]
Thubrikar, M., 1990, The Aortic Valve, Boca Raton, Fl, CRC Press.
Ogden, R. W., Saccomandi, G., and Sgura, I., 2004, “Fitting Hyperelastic Models to Experimental Data,” Comput. Mech., 34, pp. 484–502. [CrossRef]
Arcidiacono, G., Corvi, A., and Severi, T., 2005, “Functional Analysis of Bioprosthetic Heart Valves,” J. Biomech., 38, pp. 1483–1490. [CrossRef] [PubMed]
Burriesci, G., Howard, I., and Patterson, E., 1999, “Influence of Anisotropy on the Mechanical Behaviour of Bioprosthetic Heart Valves,” J. Med. Eng. Technol., 23, pp. 203–215. [CrossRef] [PubMed]

Figures

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Fig. 1

Stress–strain relationship in uniaxial tension test with different material model

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Fig. 2

Finite element model of bioprosthetic aortic valve

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Fig. 3

Time-varying physiological pressures

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Fig. 4

Resultant displacement at free edge of PBV with hyperelastic and elastic material models

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Fig. 5

Contour of mises stress (MPa) of PBV with hyerelastic (left) and elastic (right) material models at resultant displacement 5 mm

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Fig. 6

Contour of Mises Stress (MPa) of PBV with hyerelastic (left) and elastic (right) material models at 0.4 s

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