【摘要】 目的　探讨显微内镜后路椎间盘手术系统 (MED)治疗老年腰椎管狭窄症术后并发症及疗效不满意的预防措施。　方法　对MED治疗的 6 2例患者术后出现的并发症及疗效不满意的原因和处理进行回顾性分析。　结果　 6 2例均获随访3～ 4 0个月 ,平均 16个月。优良率 87 1% ( 5 4 / 6 2 )。并发症 4例 ( 6 4 5 % ) ,其中椎间隙感染 1例 ,马尾神经损伤 1例 ,健肢症状2例 ;症状无明显改善 4例。　结论　严格掌握手术适应证 ,充分处理合并症 ,熟练掌握腰椎手术技巧是减少MED并发症的关键更多还原

【Abstract】 Objective To investigate the measures for the prevention of postoperative complications and dissatisfactory effects of posterior approach microendoscopic discectomy (MED) in the treatment of lumbar spinal stenosis in elderly patients. Methods A retrospective analysis was made on complications and causes of dissatisfactory effects following MED procedure in 62 cases. Results Follow-up observations in all the 62 cases for 3 ～ 40 months (mean,16 months) showed a "good" or "excellent" rate of 87 1% (54/62).Complications occurred in 4 cases (6 45%),including 1 case of interspace infection,1 case of injuries on cauda equine,and 2 cases of symptomatic healthy limbs; there was little symptomatic improvement in 4 cases. Conclusions Strictly-controlled indications for surgery,appropriate treatment of complications,and skillful surgical performance is the key to minimize the complications of MED.更多还原