中文摘要：

利用纳米技术对医用材料进行表面改性，已成为近年该领域的发展方向之一。本文从医用钛表面纳米羟基石涂层和自组装改性两方面介绍了相关研究进展，以便为材料科技工作者和有关人员提供信息。

英文摘要：

The surface modification of the material prepared by nano-technology becomes one of the recent trends in development of biomaterials. This paper reviews the progress on nano-apatite coatings and self-assembled monolayers on biomedical titanium surfaces so as to provide material engineers and scientists as well as concerned readers with information.