| 陕西地区出土3000年前人牙齿根管锥度的研究 |
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| 引用本文： | 邓邦莲,邵金陵,段小红,刘呆运,孟蕾,王培欢,周涛.陕西地区出土3000年前人牙齿根管锥度的研究[J].牙体牙髓牙周病学杂志,2011(2):59-61. |
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| 作者姓名： | 邓邦莲 邵金陵 段小红 刘呆运 孟蕾 王培欢 周涛 |
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| 作者单位： | 陕西西安第四军医大学口腔医学院;陕西西安陕西省考古研究院; |
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| 基金项目： | 国家自然科学基金资助项目(81070819) |
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| 摘 要： | 目的:通过显微CT技术测量陕西地区出土的3 000年前人上颌第二前磨牙的根管直径,并计算其根管锥度,期望为中国人牙齿的演化积累相关资料.方法:选择陕西地区出土的3 000年前15～25岁(平均18岁)人上颌第二前磨牙20个(单根管),应用显微CT进行单个牙断层扫描,并测量其根管直径,根据公式计算各组根管锥度,应用SPS...
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| 关 键 词： | 考古学 显微CT 上颌第二前磨牙 根管 锥度 |
Micro-computed tomographic analysis of root canal taper of human permanent premolar about 2,000 B.C.excavated from Shaanxi area |
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| DENG Bang-lian,SHAO Jin-ling,DUAN Xiao-hong,LIU Dai-yun,MENG Lei,WANG Pei-huan,ZHOU Tao.Micro-computed tomographic analysis of root canal taper of human permanent premolar about 2,000 B.C.excavated from Shaanxi area[J].Chinese Journal of Conservative Dentistry,2011(2):59-61. |
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| Authors: | DENG Bang-lian SHAO Jin-ling DUAN Xiao-hong LIU Dai-yun MENG Lei WANG Pei-huan ZHOU Tao |
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| Institution: | (School of Stomatology,The Fourth Military Medical University, Xi′an 710032,China) |
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| Abstract: | AIM: To obtain morphological data of permanent root canal taper of ancient human maxillary second premolars,by micro computed tomography(Micro CT).METHODS: Twtnty single root canal permanent maxillary second premolars which were excavated from Shaanxi and identified to be about 2 000 B.C.were scanned by micro CT.Diameters of the cervical, middle,and apical third of the canals were measured.Root canal taper was calculated and analyzed.RESULTS: The average taper of the cervical,middle and apical third of thes... |
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| Keywords: | archaeology micro-computed tomography maxillary second premolars root canal taper |
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