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目的探讨含牙囊肿囊内埋伏阻生牙的治疗方法及效果。方法对8颗含牙囊肿内埋伏牙以固定矫治器结合外科开窗、囊肿刮除,正畸牵引导萌进行治疗。结果所有病例X线片示囊腔消失,腔内骨组织再生,病变的囊性组织为正常骨组织所代替;阻生牙得以正常萌出,牙根发育正常;牙齿排列整齐。结论外科开窗、囊肿刮除结合正畸牵引治疗,可消除囊腔,促进正常牙槽骨的再生,有助于囊内埋伏阻生牙的萌出排齐。
Objective To investigate the treatment and results of buried impacted teeth in dental cysts. Methods Eight impacted teeth with dental cyst were treated with fixed appliance combined with surgical fenestration, cyst curettage and orthodontic traction with adventitia. Results All the cases showed disappearance of cyst cavity and regeneration of intracavitary bone tissue. The cystic tissues of lesion were replaced by normal bone tissue. The impacted teeth were erupted normally, the root development was normal, and the teeth arranged neatly. Conclusions Surgical fenestration and cyst curettage combined with orthodontic traction treatment can eliminate cysts and promote the regeneration of normal alveolar bone.