Methods for the treatment of collagenous tissues for bioprostheses

被引:331
作者
Khor, E
机构
[1] Department of Chemistry, National University of Singapore, Kent Ridge
关键词
collagenous tissue; bioprostheses; porcine aortic valve; bovine pericardium; cross-linking;
D O I
10.1016/S0142-9612(96)00106-8
中图分类号
R318 [生物医学工程];
学科分类号
0831 ;
摘要
Collagenous tissue as a biomaterial possesses many favourable characteristics and advantages over synthetic materials. The resemblance to human tissue suggests that it has a performance advantage over alternative materials. This advantage has been exploited to produce clinical devices that have been implanted in patients for more than a quarter of a century. The method of treating collagenous tissue for bioprostheses has developed from crude exposure of tissue to chemicals to a sophisticated level of considering the biochemical, chemical, engineering and clinical aspects of the process. This review focuses on the various chemical and physical treatments that have made the bioprostheses possible, highlighting the chemical agents and the cross-linking mechanism involved. (C) 1996 Elsevier Science Limited.
引用
收藏
页码:95 / 105
页数:11
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