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后牙牙冠大面积缺损,一般多采用多桩钉桩冠修复,在咀嚼运动中后牙(牙合)力较大,此种修复方法做为一种永久性修复体,似乎效果不太满意,为了增强修复体的固位力,我们将患牙的一个邻牙做为基牙,采用联合全冠加多桩钉修复同,取得了较好的效果,现报道如下。 1 材料与方法 本组共选择50例病例,实验组25例,对照组25例,男女各半,实验组平均年龄42.5岁,对照组平均年龄41.3岁。分组方法按接诊顺序号,男女分别按奇数号时分入实验组,偶数号时分入对照组。
Posterior dental crown large defects, the general use of multi-pile nail crown repair, chewing exercise in the posterior teeth (occlusal) force is larger, such a repair method as a permanent restoration, it seems that the effect is not satisfied, In order to enhance the retentive force of the restoration, we use one of the adjacent teeth of the tooth as the abutment, and repair the same with more crowns of the whole crown, which has achieved good results and is reported as follows. 1 Materials and Methods The group of 50 cases were selected, the experimental group of 25 cases, 25 cases of control group, half male and female, the experimental group average age of 42.5 years, the control group average age of 41.3 years. Grouping method according to the order of consultation, men and women were divided into odd numbers when the experimental group, even number into the control group.