早期牙隐裂70例临床分析  

Early Cracked Teeth:Clinical Analysis of 70 Cases

作　　者：刘旭东 

机构地区：[1]上海太平洋口腔医院,上海200080

出　　处：《上海口腔医学》2000年第2期81-83,共3页Shanghai Journal of Stomatology

摘　　要：目的　探讨早期牙隐裂的临床特点和X线片表现 ,为早期诊断和防治提供理论依据。方法　回顾 70例86颗早期牙隐裂病例的发病情况 ,结合咬牙合纸法和X线片分析 ,对患牙作隐裂修补术治疗。结果　 40 5 0岁中年人上颌第一磨牙发病率最高 ,X线片显示 5 7%患牙牙周组织存在根周硬骨板增厚或牙槽骨密度增高等特征 ,19%患牙牙根形态异常。 1年的治疗有效率为 90 .9%。结论　牙周支持组织在X线片上的一些特征 。Objective To determine the clinical features and xray findings in early cracked teeth,in order to provide theoretical basis.Methods 86 cracked teeth in 70 cases were reviewed.Analysis of xray and articulation paper examination was combined.The teeth were repaired with composite resins.Results The study showed that the incidence of cracked first maxillary molar was highest in patients aged form 40 to 50 years.Xray demonstrated characteristic changes of the diseased periodontal tissues in 57% teeth.Contour deformities were found in 19% affected roots.The efficacy rate 1 year after treatment was 90.9%.Conclusion The features of periodontal supporting tissues illustrating on x-ray films are considered to be useful to aid the diagnosis and treatment of early cracked teeth. [

关 键 词：牙隐裂 牙周支持组织 HE力 复合体修复系统 

分 类 号：R781.2[医药卫生—口腔医学]