钛及钛合金植入体表面微纳结构制备技术及生物性能研究进展

对国内外医用钛及钛合金植入体表面微纳结构制备技术的研究现状进行综述。介绍了喷砂、微切削和激光等机械加工方法,等离子喷涂、溅射等物理方法,酸蚀、碱热处理、阳极氧化等化学处理方法在钛及钛合金植入体表面制备的微纳结构,概述了微纳结构对钛及钛合金植入体生物相容性的影响。最后,总结各种制备方法的优劣,并结合目前医用钛及钛合金植入体表面微纳结构研究中存在的问题,指出了植入体表面微纳结构制备方法的发展趋势。

Review on Technology of Surface Micro-nano Structure and Biological Properties on Titanium and Titanium Alloy Implant Surface

The research status of the preparation technology of nano-structure on the surface of medical titanium and titanium alloy implants was reviewed. Mechanical processing methods such as sand blasting, micro-cutting and laser, physical methods such as plasma spraying and sputtering, chemical treatment methods such as acid etching, alkali heat treatment and anodic oxidation were introduced. Micro-nano structure was obtained on the surface of titanium and titanium alloy implants, and its influence on biocompatibility was summarized. At last, the advantages and disadvantages of various preparation methods were summarized, and the research trend of the preparation methods of medical titanium and titanium alloy implants was pointed out in combination with the existing problems in the study of the micro-nano structure on the surface of implants.