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年轻恒牙外伤常导致牙齿完全脱位，再植术是年轻恒牙完全脱位的首选治疗方法。再植牙理想的预后是实现牙髓和牙周的功能性愈合。年轻恒牙是牙齿发育过程中的特殊阶段，为实现理想的疗效提供了生理基础，然而目前临床上年轻恒牙再植术的疗效并不理想。如何改善再植术的预后一直是临床医师关注的热点，并已有大量研究通过对各类辅助治疗方法的探索以期改善再植术的预后。本文就辅助治疗方法在年轻恒牙再植术中的应用作一综述。“,”Immature permanent teeth are prone to avulsion by trauma .Replantation is the preferred treat-ment for avulsed immature permanent teeth , and the ideal prognosis of replantation is to achieve revascularization and functional healing of dental pulp and periodontal ligament .Immature permanent tooth is a special develop stage provi-ding physiological basis for ideal prognosis; however , the current prognosis is not satisfactory .How to improve the prognosis of replantation has always been a hot topic .A great deal of research work on various assistant therapeutic methods have been conducted to improve the prognosis of replantation .This paper aims to review the application of the assistant therapeutic methods for the replantation of avulsed immature permanent teeth .