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目的观察聚合瓷纤维桩核用于前牙残根、残冠修复的临床效果。方法选择2008年5月至2010年5月在沈阳市沈河区牙病防治所牙齿美容科就诊的上颌前牙残根、残冠患者75例(患牙120颗),采用聚合瓷纤维桩核+全瓷冠修复,随访观察3年。结果 120颗前牙桩冠修复无一例发生根折,桩核脱落、折断各2例,其余均修复良好。结论聚合瓷纤维桩核是前牙桩冠修复较好的选择。
Objective To observe the clinical effect of polymeric ceramic fiber posts in the treatment of anterior tooth residual root and residual crown. Methods From May 2008 to May 2010, 75 patients (120 teeth) with maxillary anterior teeth and residual crowns were selected for dental cosmetic surgery at Dental Clinic of Shenhe District, Shenyang from May 2008 to May 2010. Polyvinyl chloride fiber post core + All-ceramic crown repair, follow-up observation of 3 years. Results There was no root fractures in 120 anterior teeth crowns, the exfoliation of the post and nucleus, the fracture in 2 cases, the rest were repaired well. Conclusion Polycrystalline fiber post crown is a better choice for anterior crown restoration.