舌腭侧异位牙,尤其是低位的异位牙,在拔除时往往钳子夹不住,即使夹住也不好摇动,挺子不易插入,如勉强捶入易损伤邻牙,因此,在拔除时常发生困难。1965年以来,我科采用冲击法拔除舌腭侧异位牙50余例,方法简便,病人痛苦小,无1例发生断根现象。现将方法介绍如下:器械准备:用报废的单头探针或其它类似器械,磨去尖头,改制几根粗细不等的冲子备用。拔阻生牙用的锤子一把。 Tongue palatal ectopic teeth, especially the lower ectopic teeth, pliers often unplug the clamp can not live, even if the folder is not good to shake, Tingzhu not easy to insert, such as barely beating into easily damaged adjacent teeth, therefore, in the removal Often difficult. Since 1965, our department used the impact method to remove more than 50 cases of tongue and palatal ectopic teeth, the method is simple, the patient's pain is small, and no one case has the root breaking phenomenon. Now the method described as follows: Equipment Preparation: Scrapped with a single probe or other similar equipment, grinding off the tip, the restructuring of a few different thickness punch standby. Pull the impacted teeth with a hammer.