部分覆盖瓷贴面在上前牙切角缺损修复的临床应用  

Restorations of anterior upper teeth with partial coverage porcelain veneers

作　　者：邹波[1] 梁钦业[1] 严伟浩[1] 

机构地区：[1]中山大学光华口腔医学院附属口腔医院修复科,广州510060

出　　处：《中华医学美学美容杂志》2009年第6期399-401,共3页Chinese Journal of Medical Aesthetics and Cosmetology

摘　　要：目的探讨采用部分覆盖瓷贴面修复上前牙切角的小面积牙体缺损，对其治疗效果进行评估。方法上切牙切角小面积牙体缺损患者12例，涉及患牙14颗，其中上中切牙10颗，上侧切牙4颗，根据个体牙体缺损的大小进行牙体预备，要求牙体预备的范围达缺损区域以外约2mm，常规制作IPSEmpressⅡ部分贴面，常规粘结。修复治疗完成后进行了36～48个月的临床追踪观察，检查基牙与贴面边缘密合度、边缘着色、修复体颜色、解剖形态、有无修复体周围龋及修复体有无折裂。结果在36～48个月的观察期中，全部修复体各项检查指标都没发现异常，修复效果良好。结论在严格选择适应证的前提下，部分覆盖瓷贴面可以作为卜切牙小面积切角缺损的有效治疗方法。Objective To restore the incisal angle defect of anterior upper teeth with partial coy erage porcelain veneer, and evaluate the clinical performance of the restoration. Methods A total of 12 patients were included, and 14 anterior upper teeth with small ineisal angle defect were involved in this study, after tooth reduction of 2 mm wider than the defect of every teeth, 14 partial coverage 1PS Empress Ⅱ veneers were made and binded with Variolink Ⅱ adhesive system. During the observation period of 36-48 months after insertion, prosthodontic results were evaluated, using the CI）A quality evaluation system, and marginal integrity, anatomic form, surface and color of the veneers, and sec ondary caries were examined. Results During the period of 36-48 observation, all of the 14 restora tions were rated satisfactory. Conclusions With strict control of indications, the partial coverage porcelain veneer could function satisfactorily as an alternative restoration for small incisal defect of anterior upper teeth.

关 键 词：上前牙 切角缺损 部分覆盖瓷贴面 

分 类 号：R783[医药卫生—口腔医学]