生物活性材料是生物医用材料领域中一个重要的研究方向.研究表明,在体液的作用下这类材料的表面能够形成Si-OH、Ti-OH、Ta-OH、-COOH和PO4H2等功能基团,从而诱导类骨磷灰石层生成并与骨发生键合.综述了人们利用医用金属进行表面生物活化或通过有机/无机复合的方法得到力学性能良好的新型生物活性材料,为人工植入体的临床应用提供了更广阔的前景.
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