摘要： 目的：观察年轻恒牙牙髓尖周病患者牙髓切断术的临床疗效。方法：将40例年轻恒牙牙髓尖周病患者临床牙髓切断术治疗资料进行分析。结果：总有效率达96%，患儿术后效果较好，上颌牙疗效好于下颌牙。结论：延长患牙的保存时间，达到消除感染或控制炎症的目的，扩大乳牙保留范围，尽力将患牙保存至替换期。

    关键词：年轻恒牙；牙髓炎；尖周病；牙髓切断术

    Abstract： Objective： To observe the clinical efficacy of young permanent teeth with pulpitis and periapical disease pulp amputation. Methods： 40 cases of young permanent teeth with pulpitis and periapical disease pulpotomy treatment data analysis. Results： the total effective rate was 96%， postoperative children with better effect， good curative effect on maxillary teeth. Conclusion： to extend the preservation of teeth with time ......