通过高级氧化法对NiTi形状记忆合金进行表面改性,SEM和TF-XRD分析证实,羟自由基(·OH)氧化后的NiTi形状记忆合金表面生成了金红石和锐钛矿结构的二氧化钛薄膜.通过测定动态凝血时间、溶血率和研究血小板黏附行为等方法进行了血液相容性评估.结果表明,经高级氧化法表面改性后的NiTi形状记忆合金血液相容性获得了明显的改善.
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