Methods: Six adult beagle dogs were used in the study and the first and the second premolar teeth of both sides were extracted. Measured the height and the width after extraction.
方法:6条杂种犬分别拔除两侧下颌第一第二双尖牙,测量缺牙处牙槽骨的高度和宽度。
参考来源 - 不同的拔牙创处理技术在拔牙后牙槽突骨量保存中的作用·2,447,543篇论文数据，部分数据来源于NoteExpress
Absence of more than two first premolars or absence of a first and a second premolar.
缺少超过两个第一前臼齿或者一个第一和一个第二前臼齿。
Conclusion: Mandibular second premolar after pulling, the third molar eruption clearance increased obviously, conduce to the jaw third molar normal eruption.
结论：拔除下颌第二前磨牙后，第三磨牙萌出间隙明显增大，有助于下颌第三磨牙的正常萌出。
Objective:To compare the changes in third molar position in patients treated with second molar and first premolar extractions.
目的：比较正畸治疗中拔除第二磨牙与拔除第一前磨牙后第三磨牙牙胚位置的不同改变。
应用推荐