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目的评价引导组织再生(GTR)术后患牙正畸治疗效果。方法选择2009—2011年来锦州市口腔医院就诊的因牙周病导致个别牙严重错牙合畸形患者19例(患牙26颗),GTR术后6个月开始正畸治疗,比较矫治前后患牙牙周状况。结果 19例患者经牙周-正畸治疗后,有17例达到矫治目标,牙周状况明显改善。与矫治前比较,矫治后的前牙牙槽骨高度略有增加,后牙牙槽骨高度有所降低,但差异无统计学意义(P>0.05)。结论 GTR手术可使牙周-正畸治疗的安全性、疗效性及稳定性均得到提高。
Objective To evaluate the effect of orthodontic treatment on guided tooth regeneration (GTR). Methods Nineteen patients (26 teeth) with severe malocclusion caused by periodontal disease during the period from 2009 to 2011 were selected from the Dental Hospital of Jinzhou City. Orthodontic treatment was started 6 months after GTR, Periodontal condition. Results After 19 cases of patients underwent periodontal-orthodontic treatment, 17 cases reached the goal of orthodontic treatment, and the periodontal condition was significantly improved. Compared with the pre-treatment, the alveolar bone height of the anterior teeth slightly increased after treatment, while the alveolar bone height of the posterior teeth decreased, but the difference was not statistically significant (P> 0.05). Conclusion GTR can improve the safety, curative effect and stability of periodontal-orthodontic treatment.