通过生物力学测试，检测脊柱融合的不同阶段，使用可降解椎间融合器引起的椎间融合的生物力学变化。
Using biomechanical test, to examine its change at different fusion time which will offer basic information for its further development and clinical application.
通过生物力学测试，检测脊柱融合的不同阶段，使用可降解椎间融合器引起的椎间融合的生物力学变化。
Using biomechanical test, to examine its change at different fusion time which will offer basic information for its further development and clinical application.
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