Mesial portion of the mandibular canal wall was not intact.
部分的下颌管近中的管壁不完整。
Results: mandibular canal was formed by a thin layer of compact bone in spongy bone of mandibular bone.
结果：下颌管是下颌骨的骨松质内形成较薄的骨密质骨管。
Abstract: Objective To explore the range of the distance between the dental implant tip and mandibular canal.
摘要目的探讨下颌磨牙区种植体同下颌神经管之间的安全间距的范围。
At 1st or 2nd molar region the mandibular canal was basically parallel with the inferior margin of the mandible.
而且，下颌神经管在下颌第一或第二磨牙区走行与下颌下缘基本成平行状。
The inferior alveolar nerve at the end of mandibular canal is divided into two branches: the incisor nerve and the mental nerve.
下牙槽神经的终末支颏神经和切牙神经分别走行与上述两管内。
Objective: to investigate the root canal anatomy of one-rooted mandibular second molars.
目的：研究单根的下颌第二磨牙的根管形态。
AIM: To discuss the clinical diagnosis and treatment of root canal system of mandibular second molars.
目的：探讨下颌第二磨牙根管系统的特征及临床诊断和治疗方法。
Objective: To investigate the root and canal morphology of extracted mandibular premolars.
目的：研究离体下颌前磨牙的牙根及根管形态。
Conclusions: C-shaped canals in mandibular second molars vary in canal number and shape.
结论：下颌第二磨牙的C形根管在根管的数量和形态有较大变化。
Objective: To investigate root canal curvatures in mandibular anteriors.
目的：了解下颌前牙根管弯曲情况。
This paper illustrated the characters about root canal morphology of mandibular premolars, including the formation, configurations, racial difference, classification and methods for study.
本文简要介绍下颌前磨牙多种解剖结构的形成、形态特点、人种差异、分型和研究方法。
These findings showed that the root canal anatomy of mandibular incisors had racial difference.
有侧、副根管。 与前人的研究比较后发现，不同种族间的根管解剖形态确有差别。
However, some research data show that mandibular incisors' root canal anatomy is comparatively complex, and root canal system has many variations.
但有资料表明下颌切牙的根管解剖形态较为复杂，变异较多。
Methods the clinical experiment included 120 cases of mandibular premolars treated with root canal therapy, with 60 patients separately in control (K file) group and experimental (TF) group.
方法临床实验120例下颌双尖牙根管治疗病例，对照组(K锉)和实验组(TF)各60例。
The case demonstrates an unusual morphological configuration of the root canal system and supplements previous reports of the existence of such configurations in mandibular incisors.
该案例表明一个不寻常的形态配置根管系统和补充以前的报告中存在这样的配置在下颚门牙。
Objective: To evaluate the relationship between crown defect types and crown fractures of root-canal-treated mandibular molars.
目的：观察根管治疗后的下颌磨牙冠缺损类型与冠根折的关系。
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%。器械折断在根管中下段多见，占70%。
The two root canals, root canal diverge and root canal branch et al have considerable incidence. Besides, mesial-distal root canal walls of mandibular incisor teeth are thin.
下颌切牙中，双根管、根管分支和根管分歧都有一定的发生率。
The two root canals, root canal diverge and root canal branch et al have considerable incidence. Besides, mesial-distal root canal walls of mandibular incisor teeth are thin.
下颌切牙中，双根管、根管分支和根管分歧都有一定的发生率。
应用推荐