Biomedical β titanium alloys are widely used in biomedical fields due to their good wear resistance, high corrosion resistance, mechanical properties and biocompatibility. The development of titanium alloys and the current research situation and latest progress of biomedical β titanium alloys are reviewed. The influence of the heat treatment on the superelasticity and the surface modification methods of the alloys are introduced. Combining the current on new titanium superelastic β titanium alloy, the problems and development trends are summarized.%新型β钛合金具有良好的耐磨性和力学性能、高抗腐蚀性以及优良的生物相容性,因而在生物医学领域得到了越来越广泛的应用.综述了钛合金的发展阶段及新型超弹性β钛合金的研究发展状况和最新进展,探讨了几种热处理工艺对钛合金超弹性的影响,介绍了几种钛合金表面改性方法,结合我国研究现状提出了新型超弹性β钛合金存在的问题,展望了其研究发展方向.
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