Objective:To evaluate the stability of cervical spine after PCD (percutaneous cervical diskectomy).

目的：探讨经皮穿刺颈椎间盘切除术（PCD）对颈椎稳定性的影响。

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Objective to explore the curative effect of anterior diskectomy and interbody fusion to lumbar disc herniation.

目的探讨经腹膜外前入路腰椎间盘摘除加椎体间植骨融合术对腰椎间盘突出症的治疗效果。

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Objective to evaluate percutaneous cervical diskectomy (PCD) and chemonucleolysis (CNL) in treating cervical disk herniation.

目的评价经皮颈椎间盘切除术(PCD)和化学溶核(CNL)治疗颈椎间盘突出症的价值。

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