针对腰椎椎间融合术的生物力学研究背景和意义，回顾近年来椎间融合器及其在椎间融合术中的研究进展，并对其发展前景进行展望。主要归纳腰椎生物力学实验方法、椎间融合器和椎间融合术的最新进展，得出椎间融合术生物力学研究的主要方向为：有限元法的建模精细化、传统融合器的几何更优化、新型融合器的临床化和辅助固定方式的多样化。最后对椎间融合术生物力学的发展前景进行展望。通过对腰椎椎间融合术的生物力学研究进行回顾和展望，以期为腰椎疾患的临床手术治疗提供参考依据。

Aiming at the background and significance of biomechanical researches on lumbar interbody fusion, the research progress of interbody cage and interbody fusion was reviewed and its prospect was forecasted. The related work was summarized, including research method of lumbar biomechanics, biomechanics of interbody cage, and biomechanics of lumbar interbody fusion. The main research directions on biomechanical study of lumbar interbody fusion were: modeling refinement of finite element method， geometrical optimization of traditional fusion device, clinical application of new porous fusion device, and diversification of the supplemented fixation method. Finally, the prospect of biomechanics of lumbar interbody fusion was discussed. The review and prospect on biomechanics of lumbar interbody fusion will provide references for clinical treatment of lumbar spine diseases.

深圳市科技计划基础研究项目（JCYJ20151030160526024），深圳市公共技术服务平台项目（SMJKPT20140417010001）