Biaxial strain properties of elastase-digested porcine aortic valves

Journal of Heart Valve Disease

Volumn 9, Issue 3, 2000, Pages 445-453

  Adamczyk, Margaret M ^a   Lee, Tse C ^a   Vesely, Ivan ^a,b  

^a LERNER RESEARCH INSTITUTE   (United States)

^b Dept of Biomed Engineering/ND 20 ^*  (United States)

Author keywords

[No Author keywords available]

Indexed keywords

BUFFER; COLLAGEN; ELASTASE; ELASTIN;

ANIMAL TISSUE; AORTA VALVE PROSTHESIS; ARTICLE; BIOMECHANICS; CONTROLLED STUDY; HEART VALVE BIOPROSTHESIS; NONHUMAN; PRIORITY JOURNAL;

ANIMALS; AORTIC VALVE; BIOPROSTHESIS; ELASTIN; HEART VALVE PROSTHESIS; PANCREATIC ELASTASE; PROSTHESIS FAILURE; STRESS, MECHANICAL; SWINE;

EID: 0034114932     PISSN: 09668519     EISSN: None     Source Type: Journal    
DOI: None     Document Type: Article

References (17)

1. Gabbay S, Kadam P, Factor S, Cheung TK. Do heart valve bioprostheses degenerate for metabolic or mechanical reasons? J Thorac Cardiovasc Surg 1988;95:208-215
2. Schoen FJ, Hobson CE. Anatomic analysis of removed prosthetic heart valves: Causes of failure of 33 mechanical valves and 58 bioprostheses, 1980 to 1983. Hum Pathol 1985;1:549-559
3. Schoen FJ. Future directions in tissue heart valves: Impact of recent insights from biology and pathology. J Heart Valve Dis 1999;8:350-358
4. Deiwick M, Glasmacher B, Tjan DT, Reul H, von Bally G, Scheld HH. Holographic interferometry and in vitro calcification: Comparing pericardial versus porcine bioprostheses. J Heart Valve Dis 1988;7:419-427
5. Lee CH, Vyavahare N, Zand R, Kruth H, Schoen FJ, Bianco R, Levy RJ. Inhibition of aortic wall calcification in bioprosthetic heart valves by ethanol pre-treatment: Biochemical and biophysical mechanisms. J Biomed Mater Res 1998;42:30-37
6. Sacks MS, Smith DB. Effects of accelerated testing on porcine bioprosthetic heart valve fiber architecture. Biomaterials 1998;19:1027-1036
7. Mako WJ, Calabro A, Ratliff N, Vesely I. Loss of glycosaminoglycans (GAGs) from implanted bioprosthetic heart valves. Circulation 1997;96:I-155 (Abstract)
8. Scott MJ, Vesely I. Morphology of porcine aortic valve cusp elastin. J Heart Valve Dis 1996;5:464-471
9. Vesely I. The role of elastin in aortic valve mechanics. J Biomechanics 1998;31:115-123
10. Lo D, Vesely I. Biaxial strain analysis of the porcine aortic valve. Ann Thorac Surg 1995;60(suppl.II): S374-S378
11. Vesely I, Noseworthy R. Micromechanics of the fibrosa and the ventricularis in aortic valve leaflets. J Biomechanics 1992;25:101-113
12. Chong M, Eng M, Missirlis YF. Aortic valve mechanics. Part II: a stress analysis of the porcine aortic valve leaflets in diastole. Biomater Med Devices Artif Organs 1978;6:225-244
13. Grande KJ, Cochran RP, Reinhall PG, Kunzelman KS. Stress variations in the human aortic root and valve: The role of anatomic asymmetry. Ann Biomed Eng 1998;26:534-545
14. Schoen FJ, Mitchell RN, Jonas RA. Pathological considerations in cryopreserved allograft heart valves. J Heart Valve Dis 1995;4(suppl. I):S72-S76
15. Simionescu A, Simionescu DT, Deac RFP. Matrix metalloproteinases in the pathology of natural and bioprosthetic cardiac valves. Cardiovasc Pathol 1996;5:323-332
16. Simionescu A, Simionescu D, Deac RFP. Biochemical pathways of tissue degeneration in bioprosthetic cardiac valves: The role of matrix metalloproteinases. Am Soc Artif Intern Organs J 1996;42:M561-M567
17. Moczar M, Lecerf L, Ginat M, Loisance D. Complement activation is involved in the structural deterioration of bovine pericardial bioprosthetic heart valves. Am Soc Artif Intern Organs J 1996;42:M375-M381