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改良粘固支架增加后牙邻牙合窝洞固位力安徽省合肥市口腔医院（２３０００１）丁晓红鸠尾固位是制备后牙邻牙合洞银汞合金充填的一个重要环节，但临床上往往因牙齿龋坏过大或生理解剖形态造成牙合面窄小不能制备出满意的鸠尾固位形而影响了充填后的效果。笔者曾给一位病人...
Improved cementing stent to increase posterior teeth orthodontic cavity retentiveness Hefei Stomatological Hospital, Anhui Province (230001) DING Xiao-Hong Dove tail retention is an important link in the preparation of posterior dental occluder hole amalgam filling, but clinically often Due to dental caries is too large or physiological anatomical morphology of the occlusal surface narrow can not be prepared to meet the satisfactory shape dove tail and affect the filling effect. I have given a patient ...