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| 13例下颌前磨牙C形根管的锥束CT分析 | |
| 引用本文： | 廖骞,杨一鸣,徐晓. 13例下颌前磨牙C形根管的锥束CT分析[J]. 临床口腔医学杂志, 2011, 27(10): 609-611. DOI: 10.3969/j.issn.1003-1634.2011.10.011 |
| 作者姓名： | 廖骞 杨一鸣 徐晓 |
| 作者单位： | 1. 上海交通大学医学院附属第九人民医院·口腔医学院·上海市口腔医学重点实验室口腔综合科,上海,200011 2. 上海交通大学医学院附属第九人民医院·口腔医学院·上海市口腔医学重点实验室口腔正畸科,上海,200011 3. 上海交通大学医学院附属第九人民医院·口腔医学院·上海市口腔医学重点实验室口腔特诊科,上海,200011 |
| 基金项目： | 上海市科学技术委员会项目资助(08DZ2271100) |
| 摘 要： | 目的：采用锥束CT（CBCT）分析下颌前磨牙C形根管形态。方法：选取13例22个下颌前磨牙C形根管患者的CBCT数据,使用NNT软件分析下颌前磨牙C形根管的形态、根面沟、根管分叉和双侧根管对称性。结果：下颌第一前磨牙根管C1型为23.8%、C2型61.9%、C3型14.3%,下颌第二前磨牙1例C3型。61.9%的下颌第一前磨牙C形根管在根中1/3分叉,下颌第二前磨牙在根冠1/3处根管分叉。下颌第一前磨牙C形根管对称率为61.5%,下颌第二前磨牙无对称性发生。结论：下颌前磨牙C形根管解剖结构复杂,CBCT可准确研究根管系统。 |
| 关 键 词： | 下颌前磨牙 C形根管 锥束CT |
CBCT analysis of 13 mandibular premolars with c-shaped canal system |
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| LIAO Qian,YANG Yi-ming,XU Xiao. CBCT analysis of 13 mandibular premolars with c-shaped canal system[J]. Journal of Clinical Stomatology, 2011, 27(10): 609-611. DOI: 10.3969/j.issn.1003-1634.2011.10.011 | |
| Authors: | LIAO Qian YANG Yi-ming XU Xiao |
| Affiliation: | LIAO Qian1,YANG Yi-ming2,XU Xiao3.Ninth People's Hospital,School of Stomatology,Shanghai Jiaotong University·School of Medicine,Shanghai Key Laboratory of Stomatology Shanghai 200011 China.(1.Department of General Dentistry,2.Department of Orthodontics,3.Department of VIP Dentistry) |
| Abstract: | Objective:To investigate the canal morphology of C-shaped mandibular premolars using CBCT method.Method:13 patients with 22 C-shaped mandibular premolars were selected.The images were analyzed with NNT software for the morphology of C-shaped canal,groove,position of bifurcation and bilateral symmetry.Result:The canal configuration of C-shaped mandibular first premolar was 23.8 % typeC1,61.9 % typeC2,14.3 % typeC3,and one case with type C3 of mandibular second premolars.61.9 % C-shaped mandibular first premo... |
| Keywords: | mandibular premolar C-shaped canal CBCT |
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