mandibular second premolar 下颌第二前磨牙
maxillary second premolar 上颌第二前磨牙
Mandibular left second premolar tooth 释义下颌左第二前磨牙
maxillary right second premolar tooth 上颌右第二前磨牙
Maxillary left second premolar tooth 释义上颌左第二前磨牙 ; 上颌左第二前磨牙
Mandibular right second premolar tooth 释义下颌右第二前磨牙
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。
A dilute solution of 5-10 MLS sodium hypochlorite was inadvertently injected into the maxillary sinus during root canal therapy of a right upper second premolar (5).
阿稀溶液5 - 10毫升次氯酸钠不慎注入上颌窦根管治疗期间的右上第二小臼齿(5)。
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