单开门椎管扩大成形术 Expansive laminoplasty ; ELP
目的：探讨保留后柱结构，有限椎板切除，腰椎管扩大术治疗腰椎管狭窄及中央型椎间盘突出症的可行性。
Objrctive:To study the feasibility of keeping posterior of lumbar spinal canal stenosis and central lumbar disc herniation.
作者应用脊柱截骨、椎管扩大术治疗强直性脊住之脊柱屈曲畸形13例均取得满意的疗效，而未发生神经并发症。
The authors performed spinal osteotomy combined with enlargement of spinal canal and radicular canal in 13 ankylosing spondylitis cases with satisfactory result and with no neurological complication.
目的探讨潜式扩大开窗术治疗单纯性腰椎管狭窄症的方法及疗效。
Objective To discuss the operative method and effect of enlarge undercutting the laminae through the interspace of laminae for the treatment of simple lumbar vertebral canal stenosis.
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