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- RF and HA, with significant difference between the two materials except for RF and HA. Conclusion: VITAPEX has the best root canal sealing ability than other three materials whose order is ZOE, RFand HA. 结论：通过微渗漏值的比较，说明VITAPEX封闭根尖孔能力显著优于其它3种材料，其后依次为ZOE、RF、HA。
- To discuss the effect of root canal seal achieved by the irradiation of Er,Cr:YSGG laser and to provide the important experimental basis for clinical application of Er,Cr:YSGG laser. 探讨常规根管预备后使用不同能量参数Er,C r:YSGG激光进行根管内照射对根管封闭效果的影响,为此激光在根管治疗领域的临床应用提供重要的实验依据。
- Keywords NMA;permanent magnetic body;root canal seal bacteriostasis;jaw bone tissue reaction;cytotoxicity;periapical lesion;root canal therapy; 新型磁性胶体根管充填料;永磁体;根管封闭;抑菌作用;颌骨组织反应;细胞毒性;尖周病变;根管治疗术;
- Effects of apical transportation on seal of root canal fillings. 根管偏移对充填材料封闭根管能力的影响。
- Contents of bacterial endotoxin in the root canals sealed with calcium hydroxide decreased significantly after 2 weeks (P<0.01). 根管内封氢氧化钙2周后，内毒素含量明显降低(P<0.;01)。
- root canal sealing 根管封闭
- root canal seal 根管封闭
- The Root Canal Therapy of Maxillary Third Molar. 上颌第三磨牙的根管治疗。
- Oral health instruction, fissure sealing, fluoridation, caries filling, space retainer, deciduous root canal treatment, functional appliance. 口腔保健教育，窝沟封闭，儿童龋齿预防和治疗，预防性矫治。
- Result:The novel root canal material can seal apical densely and has better degree of obturation than normal materials. 结果:新型根管充填材料能够严密地封闭根尖孔,与根管壁间的密合性优于常用根管充填材料。
- Objective:To study the fear extent toward root canal therapy (RCT). 目的：了解患者对根管治疗有关方面的畏惧程度。
- Objective: To raise the efficiency of one-visit root canal therapy. 目的:探讨提高根管治疗一次法成功率的方法。
- Calcified root canal occurs often during root canal therapy. 根管钙化是临床进行根管治疗术时的多见现象。
- This is a review about the relationship between complete obturation and the long term success of root canal treatment, and the influenced factors of apical sealing and coronal restorations. 本文就冠根方封闭效果与根管治疗术远期疗效的相关性，冠方与根方封闭的关系及其影响因素，根管封闭的研究方法等方面的研究现状作一综述。
- Objective:To investigate the effect of four different ways of root canal obturation on sealing ability when the new paste was used, and to give a guidence on how to choose obturation method. 目的:使用新型根管糊剂,比较四种充填方法对根管密合度的影响,从而指导临床根管充填法的选择。方法:在离体前牙上行根管预备及根管充填,而后用印度墨水染色法在显微镜下比较充填效果。
- Objective:To observe clinical effect of iodophor in root canal treatment. 目的:观察碘伏在临床根管治疗中的应用。
- The dentist reamed out the debris in the course of the root canal treatment. 在进行根管处理过程中，这名牙医铰除了碎屑。
- When dentist Richard Hansen goes after a cavity or cleans a root canal, his patients barely hear a thing. 当牙医理查德·汉森检查龋洞或清洗牙槽的时候，他的病人只会听到一点声音。
- When dentist Richard Hansen goes after a cavity or cleans a root canal,his patients barely hear a thing. 当牙医理查德·汉森检查龋洞或清洗牙槽的时候，他的病人只会听到一点声音。
- Objective To evaluate the apical sealing ability of obturated root canals prepared hand ProTaper with stainless steel K files in simulated resin root canals. 目的研究两种临床常用的根管预备器械不锈钢锉和镍钛锉预备根管对充填后根管根尖孔封闭性的影响。
