经皮穿刺腰椎间盘切割术治疗L5S1椎间盘突出症

目的：介绍我院所用直套管，非髂骨钻孔法行L5S1椎间盘切割术治疗腰椎间盘突出症的经验。材料和方法：本组43例，男30例，女13例，年龄为22～61岁。介绍该方法的操作要点及分析影响L5S1椎间盘穿刺成功的因素．结果：本组穿刺成功率为97.6%，有效率为85．7%。无明显并发症,术后CT图像上的椎间盘改变与临床症状，体征的改善不成比例。分年龄组的随访中，≥50岁年龄组患者的有效率较低，仅为33.3%。结论：经皮穿刺L5S1椎间盘切割术是一种安全、简便、有效的治疗L2S1椎间盘突出症的方法，值得推广应用。

Percutaneous Diskectomy at the L5 S1 Level

Purpose: Recommanding the use of the straight coaxial cannula in percutaneous L5 S1 diskectomy without iliac penetration. Materials and Methods: 43 cases underwent percutaneous L5S1 diskectomy, including 30 of male, 13 female and age ranging from 22-61 years old. The author described the key points of procedure and analysed difficulties to approach the L5S1 disc space.Results: In this group of patients the successful rate was 97.6%, the efficient rate 85.7% with no significant complication, changes in the postoperative CT findings were not consistent with the improvement of the signs and symptoms. The efficient rate after follow up showed group >50 years old was very low, 33.3%. Conclusion: Percutaneous diskectomy is a safe, convenient and efficient method for treating herniated L5S1 disc. It's useful for clinical application.