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目的:观察腭侧埋伏尖牙闭合牵引助萌的临床疗效。方法:对20例上颌腭侧尖牙埋伏阻生病例,采取局麻下开窗,暴露埋伏牙唇面,粘接正畸托槽,复位黏骨膜瓣后进行牵引,应用固定正畸技术进行矫治。结果:本组20例中18例达到满意效果,牙髓活力测试正常,牙龈外形正常,1例埋伏牙牙髓产生炎症后行根管治疗得以保存,1例治疗失败,牙根吸收1/2,后拔除。结论:腭侧开窗助萌术配合固定正畸技术可有效矫治上颌腭侧埋伏阻生尖牙。
Objective: To observe the clinical effect of palatal canine traction and adorable sprouting. Methods: Twenty patients with maxillary palatal canines were implanted under local anesthesia. The impacted dentinal and labial surfaces were exposed, the orthodontic brackets were glued, the mucoperiosteal flap was reset, and traction was performed. The patients were treated with orthodontics . Results: In the group of 20 cases, 18 cases achieved satisfactory results, normal endodontic test, normal gingival appearance, 1 case of impacted dental pulp inflammation after root canal treatment to be preserved, 1 case of failure, root resorption after 1/2, after removal. Conclusion: The palatal window assisted by adorable technique and fixed orthodontic technique can effectively treat the impacted canine of the maxillary palate.