改良全椎板切除术治疗腰椎管狭窄症的疗效评价

Evaluation on Effect of the Reformative Surgery Resects of Whole Vertebral Lamina to Treat Spinal Canal Stenosis

目的:探讨保留棘突的全椎板切除术治疗腰椎管狭窄症的临床疗效。方法:腰椎管减压手术,从椎板一侧入路,保留棘突及棘间、棘上韧带,将棘突从根部及侧面切断,将棘突及另一侧骶棘肌推向一边,再行全椎板减压。结果:45例患者术后症状完全消除占80%,明显改善占20%,术后下地时间平均3周,随访最长5年,未出现复发及加重情况。结论:保留棘突的全椎板手术能对腰椎管起到有效的减压作用,对术后的恢复及脊柱稳定性有积极的作用。

Objective： To evaluate the effect of the reformed surgery resects of the whole vertebral lamina to treat the spinal canal stenosis. Methods： Cut into from one side of vertebral lamina, to kept processus spinosus, interspinal ligaments and supraspinous ligament, then cut offthe processus spinosus from the rout and side face ,push the musculus sacrospinalis and processus spinosus aside, decompress the whole vertebral lamina. Result： The symptoms of the 80% patients were disappeared, the rest was improved obviously. The average time of patients leaving sickbed was 3 weeks, and no aggravated followed by 5 years. Conclusion： The reformative surgery was effective to decompress the vertebral canal, which was positive to recovery and stability of the spine.