Conclusions: Incision of the sheath of Schwann of lumbar spinal nerve root could alleviate the symptom of numbness in foot or toe in the patients with lumbar disc protrusion.

结论：脊神经根鞘膜切开减压，能迅速缓解腰椎间盘突出症病人术后患足(趾)的麻木症状。

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Objective:To observe morphological changes of Schwann cells and the myelin sheath of Japanese big-ear rabbits under electron microscopy after facial nerve injury by entrapment.

目的：观察日本大耳白兔在面神经卡压损伤后，电镜下雪旺细胞和髓鞘的形态学变化。

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