选择性颈神经后根切断治疗手与上肢痉挛

CERVICAL SELECTIVE POSTERIOR RHIZOTOMY IN TREATMENT OF SPASTIC CEREBRAI PAISY OF UPPER LIMB

采用选择性颈神经后根切断术治疗手与上肢痉挛，收到满意疗效。病例均为上运动神经元损害所致严重痉挛与功能障碍，其中脑性瘫痪２０例，脑血管意外偏瘫２例，脑外伤后遗症２例，颈髓损伤高位瘫１例，共２５例。手术采用全麻，行颈４至胸１半椎板或全椎板切除，切开硬膜直视颈神经后根，电刺激选择后切断阈值低的后根小束。术后经６个月以上随访，痉挛解除有效率为９２％，手与上肢功能改善率为７２％。

Abstract casee of spasticity of paralytic hand and upper limbs were treated successfully with cervical selective posterior rhizotomy. Among them, 20 had cereb,al palsy, 2 hemiplegia. 2 sequelae of cerebral injury, and 1 cervical spinal cord injury. Hemilarminectomy was performed from C4 to T2 and dura was opened, some lower threshold rootlets were divied after the selection of electrical stimulation. Follow up for 6 months showed an effective rate of 92% in reducing spasticity and an improvement rate of 72% in the function of hand and upper Iimb.