Technical Briefs

Mechanical Performance of Bovine Pericardial Bioprosthetic Valves

[+] Author and Article Information
Linxia Gu

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

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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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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