Objective to evaluate the clinical features of and to clarify the diagnosis and treatment of recurrent lumbar disc herniation after discectomy.

目的探讨腰椎椎间盘突出手术后复发的临床特点和诊断治疗。

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Objective: to evaluate the clinical characteristics and efficacy of long-term revision surgery for later recurrent lumbar disc herniation after discectomy.

目的：探讨和评价腰椎间盘切除术后远期复发患者再手术的临床特点及治疗效果。

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Objective: To investigate the causes for contralateral recurrent lumbar disc herniation, indications for surgery and efficacy of reoperation as well as preventive measure.

目的：分析腰椎间盘突出症术后对侧复发的原因、手术指征，评价翻修手术的效果和预防。

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