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目的:探讨植骨术用于重度牙周炎治疗失败的原因分析。方法:选择临床重度牙周炎患者45例。患牙67颗,基础治疗后行牙周翻瓣术,骨缺损区植入BAM人工骨。术后2 a检查牙周情况。记录牙周指数。结果:治疗2 a后,因患牙松动、根面牙骨质变性和病变组织未彻底去尽等原因,拔除10颗,失败率为14.9%,其余57颗牙周情况良好,牙周指数明显改善。结论:重度牙周炎患牙治疗效果受众多复杂因素的影响。
Objective: To investigate the causes of failed bone grafting for treatment of severe periodontitis. Methods: 45 patients with severe periodontitis were selected. Prosthetic teeth 67, the basis of treatment of periodontal flap surgery, bone defect implantation BAM artificial bone. 2 a after surgery to check the periodontal situation. Periodontal index was recorded. Results: After 2 years of treatment, 10 teeth were removed due to loosening of tooth, deformity of root surface and incomplete lesion. The failure rate was 14.9%. The other 57 teeth were in good condition with obvious periodontal index improve. Conclusion: The effect of dental treatment on severe periodontitis is affected by many complicated factors.