目的治疗顽固性下颌磨牙根尖周炎。
Objective We treats the stubborn lower jaw rubs root of a tooth point Zhou Yan.
把下颌磨牙钳子拿来。
目的评价遗传、环境因素在下颌磨牙长轴方向变化中的作用。
Objective To evaluate the interactions between environmental and genetic effects on the development of mandibular permanent molars 'axis.
上下颌磨牙段牙槽骨高度三组无差异，基本处于参考范围内。
The alveoli dentales height of upper and lower molar shows no significant difference.
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。
Objective: To evaluate the relationship between crown defect types and crown fractures of root-canal-treated mandibular molars.
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。
Abstract: Objective To explore the range of the distance between the dental implant tip and mandibular canal.
方法：选取40个下颌磨牙近中颊侧弯曲根管，随机分为两组，每组20个根管。
Method:40 curved mesial-buccal canals in mandibular molars were selected and divided into two groups randomly. Each group had 20 canals.
单侧鼻阻塞组与对照组相比仅下颌体长度、下颌磨牙高度、股骨长度有统计学差异。
Results The subjects with bilateral nasal obstruction showed significant reduced mandible and femur in size compared to unilateral nasal obstruction group and control group.
目的：分析单个下颌磨牙缺失时不同设计的种植修复的种植体-骨界面的应力分布情况。
Objective: to study the effects of different designs in single mandibular molar implant restoration on the stress distribution of implant-bone interface.
前言： 目的：对比研究活动义齿与种植义齿修复双侧下颌磨牙游离缺失的咀嚼功能情况。
Objective: To compare the masticatory efficiency of implant denture and remove denture, in Bilateral mandibular free-end edentulous.
目的模拟单个下颌磨牙缺失的种植修复，分析不同下颌骨形态对种植体骨界面应力分布的影响。
Objective to study the influence of different shape of lower jaw on stress distribution at bone interface in the mandibular molar region of implant restoration models.
目的：通过建立有限元模型，探讨按扣式和键槽缓压式两种精密附着体修复下颌磨牙游离缺失的应力分布情况。
Objective:The purpose of this study was to analyze the force system of different precision attachment in mandible distal-extension edentulous by the finite-element model.
方法：对8例下颌磨牙颊向或舌向倾斜错位的患者，采用简易半固定舌弓配合方丝弓矫治技术在矫治初期进行矫治。
METHODS: Using a simple semi-fixed lingual arch combined with the edgewise technology to correct 8 cases with linguoclination or buccoclination of the mandibular molars.
肉毒素通常是那些社会名流用来进行除皱的，也可以放松下颌肌肉，或有可能减轻磨牙症状。
The toxin, favoured by some celebrities as a wrinkle remover, relaxes jaw muscles and may reduce grinding.
方法：回顾分析我科分别用涡轮机钻法和凿劈法拔除的524例下颌第三磨牙阻生病例中，出现术中或术后并发症的131例病例。
Methods: 524 cases of impacted mandibular third molars were extracted with air turbine handpiece or chisel, in which 131 cases happened complications during operation or post-operation.
目的：研究单根的下颌第二磨牙的根管形态。
Objective: to investigate the root canal anatomy of one-rooted mandibular second molars.
目的：3年随防观察近中阻生的下颌第三磨牙萌出情况与其倾斜角度的关系。
Objective: To measure changes in angular position and eruption status of mesially impacted mandibular third molars (M3) during 3-year follow-up period.
目的：对30例下颌第三磨牙冠周炎盲袋内的内容物行细菌学研究，希望能筛选出临床治疗冠周炎的敏感药物。
Aim: To find out the sensitive drugs after studying the contents of the pockets of 30 lower third molar pericoronitis.
目的探讨下颌前倾、水平阻生磨牙的正畸治疗方法，评估其效果。
Objective To assess the treatment method and outcome of mesially or horizontally impacted mandibular molars.
目的：评价直接数字化影像技术在下颌第一磨牙牙根纵裂诊断中的作用。
Objective:To evaluate the contribution of radiogram in diagnosis of primary vertical root facture in mandibular first molar.
结果保存修复的成功率下颌第一恒磨牙为94％，第二恒磨牙为67％。
Results The successful rate of conservative prosthetics was 94% in the first mandibular molars, while 67% in the second molars.
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。
Conclusions: C-shaped canals in mandibular second molars vary in canal number and shape.
目的：研究离体下颌前磨牙的牙根及根管形态。
Objective: To investigate the root and canal morphology of extracted mandibular premolars.
如果下颌升支前部的吸收改建有限，下颌第三磨牙的萌出就会受阻。
If the remodeling resorption at the anterior aspect of the mandibular ramus is limited, the eruption of the mandibular third molars might be blocked.
结论采用半切术技术保留下颌第一磨牙远中根的修复可获得满意效果。
Conclusion The hemisection can get satisfactory effect to repair the first mandibular molar with distal tooth reservated by selecting suitable tooth.
下颌前磨牙创伤咬合点加载的三维有限元应力分析。
Three-dimensional finite element analysis of the stress of the mandible premolar under loading on its traumatic occlusal spots.
目的：了解上下颌第一磨牙牙釉质及牙本质的厚度。
Objective: To measure the thickness of enamel and dentin of the first 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。
AIM: To discuss the clinical diagnosis and treatment of root canal system of mandibular second molars.
人类的智齿就是第三大臼齿，通常有四颗，包括下颌第三磨牙和上颌第三磨牙。
A wisdom tooth is in humans any of the usually four third molars, including mandibular third molar and maxillary third molar.
人类的智齿就是第三大臼齿，通常有四颗，包括下颌第三磨牙和上颌第三磨牙。
A wisdom tooth is in humans any of the usually four third molars, including mandibular third molar and maxillary third molar.
应用推荐