我们收治面肌痉挛198例,男86例,女112例;年龄20～69岁。患病时间1～34年。部位:左侧88例,右侧108例,双侧2例。其中口角抽搐8例,眼轮匝肌抽搐20例,半面抽搐170例。患者取坐位,以患侧耳屏间切迹与耳垂根连线的中点为穿刺点,6号注射针头垂直进针2～3厘米,注入0.5%布比卡因5毫升,地塞米松2.5毫克,山莨菪碱10毫克。注药3～5 We received 198 cases of hemifacial spasm, 86 males and 112 females; aged 20 to 69 years. Ill time 1 to 34 years. Location: left 88 cases, right 108 cases, bilateral in 2 cases. Among them, 8 cases of mouth twitch, 20 cases of orbicularis oculi convulsion, and 170 cases of half twitch. Patients take the seat to the ipsilateral ear cut between the notch and the root of the earlobe root connection for the puncture point, needle 6 needle perpendicular to the needle 2 to 3 cm, 0.5% bupivacaine injection 5 ml, dexamethasone 2.5 mg , Anisodamine 10 mg. Note 3 to 5 drugs