【摘要】 目的在引导性组织再生原理基础上,评价聚乳酸膜治疗Ⅱ度根分叉病变的疗效,分析影响其疗效的因素。方法使用价格较优的国产聚乳酸膜材料,对24例28颗Ⅱ度根分叉病变牙行牙周引导性组织再生术(GTR),手术前后检查临床指标并拍X线片。结果GTR术前术后比较根分叉探诊深度有显著差异。结论只要适应证选择得当,用聚乳酸膜治疗Ⅱ度根分叉病变,可大大提高治疗效果。更多还原

【Abstract】 Objective To evaluate the therapeutic effect on Ⅱ° furcation defect with polylactic acid membrances based on the principal of guided tissue regeneration(GTR),and to analyse the factors which could affect the treatment.Methods Using domestic cheap polylactic acid membrances,28 class Ⅱ° furcation defected teeth in 24 patients were treated with GTR.Clinical and x-ray measurements were used to evaluate the effects.Results There was a significant difference between the probing depths of furcations before and after GTR.Conclusion Polylactic acid membrances can be used in the treatment of class Ⅱ° furcation defect.更多还原