Resect the interior cotex and osteophys of superior processus,enlarge the stenosis of lateral recessus.

将受累节段上关节突内侧起与增生骨赘除,扩大狭窄的。

Objective: To study the method and result of enlargement of lumbar lateral recessus stenosis with reserve of superior processus.

讨保留腰椎上关节突侧狭窄扩大的手术方法与疗效。