我们应用光固化复合树脂及根管钉、牙本质螺纹钉开展保留前牙残根的美容修复治疗,近期取得了满意疗效。报告如下。1 材料和方法1.1 一般资料本组86例患者的102牙,男58例,女28例,年龄15岁～39岁,均为上、下颌前牙残根,其中16例残根舌侧断面位于龈下1mm～2mm。1.2 方法 (1)根管治疗术及根管制备:患牙常规行根管治疗,X 线片确定根管充填良好、根管情况适合置放根管钉、牙 We apply light-cured composite resin and root canal nails, dentin thread to carry out the preservation of the anterior residual root of the cosmetic treatment, the recent achieved satisfactory results. The report is as follows. 1 Materials and Methods 1.1 General Information The group of 86 patients 102 cases of teeth, 58 males and 28 females, aged 15 to 39 years old, are the mandibular anterior residual root, of which 16 cases of residual tongue lingual cross-section located Subgingival 1mm ~ 2mm. 1.2 Methods (1) root canal therapy and root canal preparation: conventional dental root canal treatment, X-ray film to determine the root canal filling well, root canal situation is suitable for placing root canal nail, teeth