目的：设计颈、腰椎同种异体骨笼并观察治疗效果。
Objective:Design of cervical and lumbar allograft threaded fusion cages(ATFC)and observation of the treatment results.
观察治疗效果和腰背疼痛、腰椎活动功能及各项临床指标。
The effect of therapy, low back pain, activity function of lumbar vertebrae, and every clinical index were observed.
药品上市后为大量临床实践提供了观察治疗效果和不良反应监测的机会。
After launching a drug to the market, a large amount of clinical use provides the opportunity to evaluate the effectiveness and adverse effects.
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