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。
2
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。
3
Objective to investigate the therapeutic effect of percutaneous lumbar diskectomy (PLD) combining with chemonucleolysis (CNL) by injection of collagenase in the treatment of lumbar disc herniation.