小儿便秘发病率占儿科门诊的 3～ 5% ,占小儿肠道门诊的 2 5%。以前便秘患儿的治疗主要是保守疗方法 ,通过使用泻药、排便习惯训练和增加食物中纤维素含量等法治疗 ,但仍有 1 5%～ 40 %的患儿对保守治疗无效 ,特别是肛门痉挛患儿疗效更差。有人使用肉毒杆菌毒素对痉挛的肌肉局 The incidence of pediatric constipation accounts for 3 to 5% of pediatric clinics, accounting for 25% of pediatric intestinal clinics. In the past, the treatment of children with constipation was mainly conservative treatment, which was treated by using laxatives, defecation habits and increasing dietary fiber content. However, there were still 15% to 40% of children who were ineffective in conservative treatment, especially anus Children with spastic efficacy is even worse. Someone uses botulinum toxin on the spastic muscle