无机三氧化物聚合体用于年轻恒牙根尖封闭的短期疗效观察

The short-term effect of mineral trioxide aggregate in one-visit apexification treatment

目的观察无机三氧化物聚合体(MTA)一次性封闭根尖开放年轻恒牙的疗效。方法13颗年轻恒牙采用MTA一次性封闭根尖开放部位,形成硬组织屏障后行流动牙胶充填根管,冠部永久性充填,术后定期复诊。结果所有患牙在治疗后的复诊期间均无不适症状,同时原根尖周透射区局限、缩小或消失。结论MTA用于年轻恒牙根尖封闭的短期疗效确切。

Objective To evaluate the outcome of one-visit apexification using mineral trioxide aggregate （MTA） in young permanent teeth. Methods Thirteen young permanent teeth with open apices on ten patients referred to our hospital for root canal treatment received an apexification procedure with MTA, and the remainder of the canals was filled with gutta-flow. Patients were recalled at every 3 months. Results All the patients had no complaint after treatment, and the periapical lesions were healed or gradually healed 6 months later. Conclusion The short-term effect of MTA in one-visit apexification treatment are good.