生物高分子材料广泛应用于临床医疗,可用作人工血管、起搏器、组织工程支架等,因而必须具备良好的血液相容性.综述了生物高分子材料血液相容性的研究现状,主要包括凝血、血栓形成机理以及抗凝血系统等,重点介绍了高分子材料植入体内引起凝血及血栓形成的具体机制,阐述了设计微相分离结构、化合物接枝改性、引入生物活性分子、材料表面内皮化等改善材料血液相容性的主要途径.最后从分子生物学角度出发展望了今后高分子材料改性的研究方向.
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