术后6个月复查X射线片示全部病例植骨融合良好，无钛板或螺钉松动或断裂现象。

In the postoperative 6th month, X-ray image showed that all the patients had good bone graft fusion, and no Titanic plate or bolt loosening or fragmentation was found.

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一项随访2年的研究发现，单纯行后路器械固定而未用任何移植骨的患者术后脊柱融合良好。

At 2 years follow-up, patients who underwent a posterior instrumented spinal fusion that was not augmented with any bone graft appear to have successful spinal fusions.

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结果随访6 ~ 12个月，术后神经功能平均改善率为90 %，无一例发生钛网滑移松动，植骨融合良好。

Results All cases were followed up for 6 ~ 12months. The nervous system symptom ameliorated up to 90%. No movement of Ti-net happened and auto graft bone fusion were excellent.

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