As evolution made its selections, our diets changed, our jaws grew appropriately smaller, and our third molars became unnecessary.
由于进化中的不断选择，我们的饮食发生了变化，我们的下巴也相应变小，而第三臼齿也就没用了。
Objective To isolate and identify human dental pulp stem cells from third molars.
目的研究第三恒磨牙来源的人牙髓干细胞的表型和生物学性状。
Objective To investigate the application of buccal path in removal of horizontal impacted mandibular third molars.
目的探讨颊侧径路在拔除下颌水平阻生第三磨牙术中的临床应用效果。
This work is to study the relationship of mandibular third molars between the number of dental cusps and that of roots.
探讨下颌第三磨牙的牙尖数与牙根数的关系，为临床拔除阻生齿提供依据。
The maxillary third molars and maxillary canines are the second and third most common areas of occurrence, respectively.
上颌第三磨牙和上颌尖牙分别是第二及第三常见的部位。
Objective To investigate the indications of distolingual alveolectomy in the removel of impacted mandibular third molars.
目的：探讨舌侧去骨法与颊侧去骨法用于拔除下颌水平阻生第三磨牙的适应证。
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。
Objective: To investigate the indication of distolingual and distobuccal alveolectomy in removal of impacted mandibular third molars.
目的：探讨舌侧去骨法与颊侧去骨法用于拔除下颌水平阻生第三磨牙的适应证。
Abstract: Objective: the purpose of this study was to evaluate the performance of impacted third molars surgery under general anesthesia.
摘要目的：评估全麻下拔除阻生第三磨牙的临床效果。
Objective: To comparatively analyze the complications of extraction of impacted mandibular third molars with air turbine handpiece or chisel.
目的：对比两种方法拔除下颌阻生的第三磨牙在术中或术后出现并发症的情况，分析其可能原因及预防方法。
The roots of third molars of Hun in Jiangsu region were single or fused mainly(66%, 64% ) and more than 50% of the roots with severe bending.
上下颌第三磨牙均以单根或融合根多见（66％，64％），50％以上的牙根为重度弯曲；
There are few researches about the erupting age of third molars except some articles reported by professor Jiang Yuan-chuan about 50 years ago.
关于第三磨牙萌出年龄的研究很少，能够检索到的相关文献只有50年前姜元川教授的报道，距今已有半个世纪。
Abstract: Objective: To compare the effects of minimally invasive surgery and traditional method in removal of impacted mandibular third molars.
摘要目的：通过同体对照方法，比较微创法与传统凿骨劈冠法拔除下颌低位近中阻生第三磨牙的临床效果。
Objective To determine the duration and the effects of levobupivacaine and bupivacaine in the extraction of the impacted mandibular third molars.
目的观察左布比卡因和布比卡因在下颌阻生第三磨牙拔除中的麻醉效果和术后镇痛效果。
If the remodeling resorption at the anterior aspect of the mandibular ramus is limited, the eruption of the mandibular third molars might be blocked.
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。
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：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。
CONCLUSION: the types of cusps and roots, the degree of external curvature of roots and measurements of third molars of Han in Jiangsu region varied largely.
结论：江苏地区汉族人群第三磨牙牙尖数、牙根数、牙根弯曲程度及各牙体测量值间变异较大。
CONCLUSION: the types of cusps and roots, the degree of external curvature of roots and measurements of third molars of Han in Jiangsu region varied largely.
结论：江苏地区汉族人群第三磨牙牙尖数、牙根数、牙根弯曲程度及各牙体测量值间变异较大。
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