乙状窦后进路面神经干梳理术治疗半面痉挛

Retrosigmold Carding Operation of Facial Nerve Trunk

２２例半面痉挛患者行乙状窦后进路面神经干梳理术治疗，均取得良好近期疗效。其中１６例术后观察１～４年，痊愈１１例，显效３例。术中观察面神经有动脉袢压迫者１２例。该手术安全可靠，适应证宽，术后不遗有面瘫，无死亡。对术后听力减退、复发及其他问题进行了讨论。

Retrosigmoid carding operation of facial nerve trunx for teratment of intractable hemifa- cial spasm was reported in 22 patients;These cases were followed up for 1 to 4 years. The effective rate was 87.5%。Facial nerves compressed by an arterial lcop was found in 54.5 per cent of all cases during the operations. The operation was safe and no death occurred.No facial palsy was seen more than 5 months after the operations,The operative indication was very wide. The operation was not confined to those having vaseular compressions. Especially the operation can resolve the difficult problems when no compressing vessel can be found or vatscular decompression is difficult to do.