输精管结扎术后有个别病人发生提睾肌痉挛,临床表现为下腹部隐痛,阴囊有紧缩感,腰部胀痛,双侧睾丸收缩至阴茎根部呈蝴蝶翼状;严重者不能伸直腰,以往我们对此病行精索封闭等治疗,但效果不佳。自1980年起行骶管封闭治疗共4例,经书信随访,除1例述会阴部不适外,其余3例一切正常。骶管封闭方法:同骶管麻醉用0.5—1％普鲁卡因每次注入10～15毫升(先做过敏试验),每周一次,共计三次,一般做一次或两 Vasectomy after a single patient with cremaster muscle spasm, clinical manifestations of lower abdominal pain, scrotal tightening, waist pain, bilateral testis contraction to the penile root was a butterfly wing; severe cases can not be straight waist, in the past we The disease line spermatic cord closed treatment, but the effect is not good. Since 1980, sacral canal occlusion in a total of 4 cases, by correspondence follow-up, except 1 case of perineal discomfort, the remaining 3 cases of all normal. Sacral canal closure method: with caudal anesthesia with 0.5-1% procaine each injection of 10 to 15 ml (first allergy test), once a week, a total of three times, usually done once or two