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目的:应用膜引导组织再生(MGTR)技术提高中、晚期牙周炎、种植体种植、根尖病变等骨缺损的手术疗效.方法:在骨缺损区填入羟基磷灰石后,用胶原膜覆盖,并进行有效的固定.结果:121例不同类型的牙周、牙槽外科手术病例,经1年多复查,取得良好效果.结论:该技术在牙周、牙槽外科方面具有较大的应用价值和发展前景.
OBJECTIVE: To use membrane guided tissue regeneration (MGTR) technique to improve the operative efficacy of bone defects such as periodontitis, implants and apical lesions in middle and late stages. METHODS: Hydroxyapatite was infiltrated into the defect area, covered with collagen membrane, and effectively fixed. Results: 121 cases of different types of periodontal and alveolar surgery cases, after more than 1 year review, achieved good results. Conclusion: The technique has great application value and development prospect in periodontal and alveolar surgery.