对120名老年人牙体病进行调查。
目的了解正常青壮年第一磨牙的牙体厚度。
结果：猫牙可进行牙体牙髓实验的常规操作。
Results: Routine operation above could be finished in cat tooth.
目的研究结缔组织对牙体充填材料的组织学反应。
Objective to investigate the histological effect of the connective tissue for filling materials.
目的研究牙体硬组织表面电位与骨生长改建的关系。
Objective To investigate the influence of surface potentials of tooth hard tissue on bone remodeling.
目的探讨老年人牙体楔状缺损患病情况及相关因素。
Objective to study the tooth wedge-shaped defects and related factors in aged people.
目的利用加强纤维复合树脂桩核修复牙体严重缺损。
Objective To restore serious dental defects using reinforced fiber composite resin dowel cores.
结论：应尽量保存牙体组织，其不足部分用核桩恢复。
Conclusion to save the tissue of tooth and restore the defect with cast post-core.
目的研究新型不含汞的牙体充填材料镓合金的抗腐蚀性能。
Objective The objective of this study was to test the corrosion resistance of Gallium alloy, a new mercury-free dental restorative material.
目的：研究复合树脂对医用钛材和牙体硬组织的粘结性能。
Objective: To investigate the bonding effect of composite resins on titanium materials and dental hard tissues.
其中OD在组织学上与OC相似，是吸收牙体硬组织的细胞。
Histologically similar to OC, OD is the cell which absorb tooth hard tissue.
目的：比较自酸蚀粘接系统和复合树脂修复牙体缺损的效果。
PURPOSE: To compare the efficacy of self-etching bond system and composite resin in repair of dental defects.
目的：评价利用贵金属合金带桩嵌体修复短冠牙体缺损的效果。
Objective: To evaluate the effects repairing extensively damaged short crown molar with golden alloy post inlay.
结论全铸瓷高嵌体是后牙牙体缺损、牙体折断的可靠修复方法。
Conclusion All-ceramic onlay is an ideal and reliable restoration method for teeth body restoration and protection.
目的观察牙体牙髓-正畸方法联合处理恒上前牙冠根折的临床疗效。
Objective To observe the clinical efficacy of endodontic-orthodontic combined treatment for anterior teeth with crown-root fracture.
在临床中，牙体修复材料的固化收缩是造成牙体修复失败的主要原因。
Polymerization shrinkage of resin composites is a major obstacle to their clinical success as dental restorative materials.
目的：观察髓室固位式嵌体冠修复乳磨牙大面积牙体缺损的临床疗效。
Objective: To evaluate the clinical effection of inlay-crown on the massive destruction in deciduous molar.
目的了解牙体及根尖周病的发病情况，为临床诊断及治疗提供参考价值。
Objective To study the state of tooth and periapex so as to provide reference for clinical diagnosis and treatment.
结论术中判断误差和器械使用不当，是牙体进入软组织间隙的主要原因。
Conclusions the reason of tooth entered soft tissues is judgment error and improper use of the instruments during the surgery.
由于牙体及周围组织的结构复杂性，自动生成它们的有限元网格很困难。
It is difficult to set up the finite element net model automatically because of the complexity of the tooth.
结论数字化标准牙冠模型可以成为牙体解剖教学的有力计算机辅助手段。
Conclusion The digitized models of standard teeth crowns could provide a new computer aided method for dental anatomy instruction.
新型牙体修复用合金——镓合金是一种能取代银汞合金的口腔修复材料。
Gallium alloy, a new dental alloy for restoration will be used to replace dental amalgam.
研究极固宁脱敏剂对活髓基牙全冠牙体预备后牙本质敏感的疗效及机制。
To investigate the results of Green Or for relieving the dentin sensitivity of the vital pulp teeth after crown preparation.
目的：将桩长与牙本质领结合起来进行研究，揭示二者对牙体应力的影响。
Objective: To investigate the role of dental collar and post length in determining the stress distribution indentin.
结论面部牙源性皮肤瘘管的复发误诊和牙髓牙体疾病治疗不彻底密切相关。
The recurrence of odontogenic cutaneous fistula in the face was closely associated with the misdiagnosis and inadeguate treatment of the odontogenic diseases.
目的：了解近两年口腔患者牙列缺失、牙列缺损及牙体缺损的特点及修复状况。
Objective:To investigate the restorative condition of the edentulous, dentition defect and tooth defect in Beijing Stomatological hospital in recent two years.
结论：4种牙体修复材料均对牙髓细胞的生长无不良影响，具有良好的生物相容性。
CONCLUSION: the cytotoxic effect of 4 kinds of dental restorative materials on pulp cell was relatively low in vitro, which indicated that all the materials has good biocompatibility.
结论：4种牙体修复材料均对牙髓细胞的生长无不良影响，具有良好的生物相容性。
CONCLUSION: the cytotoxic effect of 4 kinds of dental restorative materials on pulp cell was relatively low in vitro, which indicated that all the materials has good biocompatibility.
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