1)  root canal calcification
根管钙化
2)  root canal
根管
1.
Evaluation of Root Canal System in Mandibular Third Molars;
下颌第三磨牙的根管形态观察
2.
Left lower first premolar with 3 root canals:A case report;
左侧下颌第一前磨牙3根管1例
3.
An experimental study of apical microleakge of different root canal pastes in ObturaⅡ technique;
根管糊剂在ObturaⅡ充填技术中对根尖微渗漏的影响
3)  root canals
根管
1.
Comparative analysis of microbial presence in root canals of teeth suffering from endodontic flare-up and chronic apical periodontitis;
根管治疗期间急性发作与慢性根尖周炎患牙根管细菌组成比较
2.
The root canals in mandibular first premolars failed to be treated;
下颌第一前磨牙的临床根管漏治
3.
Root canals were classified according Vertucci′s classification.
目的　确定人上颌第一前磨牙的颊舌向根管弯曲程度和情况。
4)  Canal root filler
根管填充
5)  Root canal therapy
根管治疗
1.
A clinical study of the hand ProTaper Nickel-Titanium files in root canal therapy;
ProTaper手用镍钛锉在根管治疗中的应用研究
2.
Application of rotary NiTi instruments ProTaper for seniles in root canal therapy;
镍钛旋转锉在老年人根管治疗中应用
3.
Clinical effect evalvated with lenth of root canal therapy;
根充长度对根管治疗疗效的影响对比研究
6)  root canal obturation
根管充填
1.
Compared study of root canal length measured by Root ZX endometer and Triple-united method on the quality of root canal obturation;
Root ZX根管测量仪与三联法对根管充填质量的比较研究
2.
Evaluation on quality of root canal obturation treated by standardized master point file and master gutta-percha point;
主尖锉及主牙胶尖的标准化及其根管充填质量的评估
3.
Root canal obturation result was evaluated with routine post-operative dental film.
方法对下颌第二磨牙C形根管初诊或根管再治疗的患牙,采用“拉网法”进行根管预备,完成根管充填后拍X线片检查充填效果。
参考词条
补充资料：根管藻
    　　中心纲根管藻目根管藻科的1属。细胞直,扁圆柱形，或稍弯。常相连成长链，连接靠壳面的一个突起，或一个小刺，进入相连的细胞内。也有单独生活的。常见的面为壳环面，壳环面上的次级相连带（或称间板）呈鳞状或环状，是分种根据之一。突起或小刺的形态，也是重要的特征。色素体多，小盘状。有复大孢子，休止孢子和有性生殖。
　　
　　本属55种，中国有18种以上。大多浮游，海产，淡水产的很少。如距端根管藻。本属藻类是鱼类等的食料。依化石记录约出现在2000万年前。
　　

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