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- Results The predilection age of cracked-teeth was 40 - 60 years old, the predilection teeth of cracked-teeth was maxillary molar and the first maxillary molar was the most freqnently found. 结果牙隐裂的好发年龄为40-60岁,好发牙位为上颌磨牙,其中以第一磨牙最为多见。
- Keywords The first maxillary molar Mesiobuccal root; 关键词上颌第一恒磨牙;近中颊根;
- First maxillary molar 上颌第一磨牙
- Most of which happened in mesiobuccal canal of maxillary molar and mesial canal of mandibular molar, accounting for 70.7%. 器械折断于上磨牙近颊根管和下磨牙近中根管者居多，占70.;7%25。
- Ghosh J,Nunda R.Evaluation of an intraoral maxillary molar distalization technique.Am J orthod Dentofacial orthop 1996:110:639-46. 王增全;黄春活;周辉霞等.;两种推磨牙向后矫治器临床应用比较
- Results:The frequencies of lateral canals were 39.4% and 36.7% in the mesiobuccal root (MBR) of maxillary molar's and in the mesial root(MR)of mandibular molar's separate roots,respectively. 结果:(1)分离根的上颌磨牙近中颊根侧支根管的平均出现率为39.;4%25;下颌磨牙近中根侧支根管平均出现率36
- Results:The frequencies of lateral canals were 39.4% and 36.7% in the mesiobuccal root (MBR) of maxillary molar s and in the mesial root(MR)of mandibular molar s separate roots,respectively. 4%25,下颌磨牙近中根侧支根管平均出现率36。7%25,磨牙的近中颊根及近中根均出现较多的侧支根管及管间侧支。(2)约2/3的根尖孔位置不在根尖。
- distalization of maxillary molar 远移上颌磨牙
- Results: 97 teeth with anatomic variation included mandibular anteriors, premolars, molars and maxillary molars. 结果：97颗含有变异根管的患牙波及下颌前牙区、前磨牙区、磨牙区和上颌磨牙区。
- Methods 41 perforations of pulp floors in maxillary molars were repaired with CPC, then the teeth were treated for end-odontic theropy routinely. 方法应用磷酸钙骨水泥修复髓室底穿后常规进行牙髓病治疗共41颗患牙。
- Keywords The first maxillary premolar;Pulp chamber;RVG; 上颌第一前磨牙;髓腔形态;RVG;
- Methods 38 perforations of pulp floor in maxillary molars were repaired with light-cured glass ionomer cement, and repaired teeth were treated for endodontics according to traditional method. 方法应用光固化玻璃离子水门汀修复髓室底穿孔,然后按常规进行牙髓病治疗,共38例38颗患牙。
- Leaving her first job was a watershed in her life. 辞去她的第一份工作是她生活中的一个转折点。
- Cook the meat quickly at first to seal in the juices. 一开始要大火烧肉，以便保存肉汁。
- In the word "mother" the stress is on the first syllable. 在"mother"这一字里，重音在第一个音节上。,在＂mother＂这一字里，重音在第一个音节上。
- His illness was more serious than the doctor first thought. 他的病较医生原来以为的更严重。
- Passengers with cars must embark first. 带汽车的乘客必须先上船。
- Effect of maxillary molar distalization on occlusal and maxillofacial vertical dimension: a mechanism study 远移上颌磨牙后颌面部垂直关系变化机制的研究
- Bob teed off on the new pitcher's first delivery. 鲍勃猛击那新投手所投的第一个球。
- Alarmed at the first sound, we hit the dirt. 第一声警报一响我们就迅速卧倒。
