患者男,57岁,因震颤麻痹6年就诊。查体:四肢震颤不止,以双下肢为重,四肢呈铅管样强直,病理反射未引出。诊断:震颤麻痹致上腹壁肌肉痉挛性疼痛。采用硬膜外神经阻滞法:病人取右侧卧位,取胸椎第6～7棘突间穿刺(术中病人双下肢震颤越来越重),穿刺成功,抽吸无血液及脑脊液后,向头侧插入麻醉导管4cm,自导管注入1％利多卡因5ml,观察5分钟无硬膜外阻滞症状,继续注入1％利多卡因15ml,10分钟后上腹壁 Male, 57 years old, paralyzed for 6 years due to tremor. Physical examination: Extremities tremor more than to both lower extremities as the weight of the limbs were plumbum-like, pathological reflex did not lead. Diagnosis: paralysis caused by paralysis abdominal muscle spasm pain. Using epidural nerve block method: the patient take the right lateral position, take the thoracic vertebra 6 ~ 7 interspinous puncture (intraoperative patients with both lower limb tremor tremor heavier), puncture success, no blood and cerebrospinal fluid after aspiration, Into the head side of the anesthesia catheter 4cm, 1% lidocaine injection from the catheter 5ml, observed for 5 minutes without epidural block symptoms, continue to inject 1ml lidocaine 15ml, 10 minutes after the upper abdominal wall