我院应用2％利多卡因做表面麻醉剂(可不做过敏试验),观察200例,均为停经12周以内的早孕者,另设未用药组200例作对照。方法:患者取膀胱截石位于手术台上,常规行妇科检查后消毒并探查宫腔,用消毒棉签沾2％利多卡因后插入宫颈管达内口处,停留约1～2分钟(也可重复用药1次),即可用6号或7号吸管直接施术。 In our hospital, 2% lidocaine was used as topical anesthetic (no allergy test), and 200 cases were observed, all of whom were pregnant women within 12 weeks after menopause. Another 200 cases were used as control. Methods: The patients with bladder lithotomy were placed on the operating table. After routine gynecological examination, they were disinfected and probed into the uterine cavity. After inserting 2% lidocaine with sterile cotton swab, they were inserted into the mouth of the cervix in the mouth of the cervical canal for about 1 to 2 minutes Repeated medication 1), you can use No. 6 or No. 7 straw direct operation.