Effect of altered hydration on the internal shear properties of porcine aortic valve cusps

Annals of Thoracic Surgery

Volumn 71, Issue 5 SUPPL., 2001, Pages

  Talman, Eric A ^a   Boughner, Derek R ^a,b  

^a ROBARTS RESEARCH INSTITUTE   (Canada)

^b LONDON HEALTH SCIENCES CENTRE   (Canada)

Author keywords

[No Author keywords available]

Indexed keywords

ANIMAL TISSUE; AORTA VALVE PROSTHESIS; BIOPROSTHESIS; CONFERENCE PAPER; CONTROLLED STUDY; HYDRATION; NONHUMAN; PRIORITY JOURNAL; RIGIDITY; SHEAR STRESS; SWINE; WATER CONTENT;

ANIMALS; AORTIC VALVE; BIOPROSTHESIS; DESICCATION; HEART VALVE PROSTHESIS; HEMODYNAMIC PROCESSES; HUMANS; MODELS, CARDIOVASCULAR; PROSTHESIS DESIGN; SWINE; TISSUE FIXATION;

EID: 0035005848     PISSN: 00034975     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0003-4975(01)02546-2     Document Type: Conference Paper

References (11)

1. Ishihara T, Ferrans VJ, Boyce SW, Jones M, Roberts WC. Structure, and classification of cuspal tears, and perforations in porcine bioprosthetic cardiac valves implanted in patients. Am J Cardiol 1981;48:665-78.
2. Rao K, Shanthi C. Reduction in calcification by various treatments in cardiac valves. J Biomater Appl 1999;13:238-69.
3. Deiwick M, Glasmacher B, Tjan DT, Reul H, von Bally G, Scheld HH. Holographic interferometry and in vivo calcification: comparing pericardial versus porcine bioprostheses. J Heart Valve Dis 1998;7:419-27.
4. Woodroof EA. The chemistry and biology of aldehyde treated tissue heart valve xenografts. In: Tissue heart valves. Toronto: Butterworths, 1979:347-62.
5. Lee JM, Courtman DW, Boughner DR. The glutaraldehydestabilized porcine aortic valve xenograft. I. Tensile viscoelastic properties of the fresh leaflet material. J Biomed Mater Res 1984;18:61-77.
6. Vesely I, Boughner D. Analysis of the bending behaviour of porcine xenograft leaflets and of neutral aortic valve material: bending stiffness, neutral axis and shear measurements. J Biomech 1989;22:655-71.
7. Talman EA, Boughner DR. Glutaraldehyde fixation alters the internal shear properties of porcine aortic heart valve tissue. Ann Thorac Surg 1995;60:S369-73.
8. Talman EA, Boughner DR. Internal shear properties of fresh porcine aortic valve cusps: implications for normal valve function. J Heart Valve Dis 1996;5:152-9.
9. Ferrans VJ, Spray TL, Billingham ME, Roberts WC. Structural changes in glutaraldehyde-treated porcine heterografts used as substitute cardiac valves. Am J Cardiol 1978;48: 1159-84.
10. Hopwood D. Cell and tissue fixation. Histochem J 1985;17: 389-442.
11. Lullie MA, Chalmers GW, Gosline JM. Elastin dehydration through the liquid and vapour phase: a comparison of osmotic stress models. Biopolymers 1996;39:627-39.