Sometimes a tooth with a root canal filling will change color.
牙根管补过的牙有时会变色。
Primary teeth; Root canal therapy; Root canal filling material.
乳牙；根管治疗；根管充填材料。
To evaluate the blocking efficacy of five root canal filling materials.
目的观察氢氧化钙碘仿糊剂作为乳牙根管充填材料的临床疗效。
This tooth has had a root canal filling. Do you remember when it was done X?
这颗牙齿的根管曾经补过。你记得什么时候补的吗？
Method Using two different root canal filling materials for deciduous teeth.
方法用两种根管充填材料对乳前牙进行根管治疗。
Conclusion CPC is a kind of good materials in the treatment of root canal filling.
结论：自固化磷酸钙是一种良好的根管充填材料。
Methods Apicoectomy was performed immediately after the permanent root canal filling.
方法对慢性根尖瘘管进行常规根充后，即刻行根尖切除术。
Objective:To compare the apical sealing ability of different root canal filling means.
目的：比较不同根管充填方法对根尖孔的封闭能力。
CONCLUSION: The clindamycin loaded coral paste is an ideal as root canal filling material.
结论：载药珊瑚糊剂是一种较理想的根管充填材料。
This article reports 30 cases of root canal filling with calcium hydroxide and iodoform paste.
本文报道应用氢氧化钙蒸馏水糊剂作根管充填30例。
All the cases had immediate root canal filling by TRIAUTOZX auto root canal filling instument.
所有病例均应用TRIAUTO - ZX全自动根管治疗仪进行一次性根管治疗。
CONCLUSION The clindamycin loaded coral paste is an ideal front tooth root canal filling material.
结论珊瑚克林霉素糊剂是一种较理想的前牙根管充填材料。
Objective to explore an effective method for root canal filling and repairing perforation of pulp bottom.
目的寻求有效的充填根管及修复髓室底穿孔的材料。
I have a root canal filling in one of my teeth. The tooth is changing color. Can anything be done about it?
我有一颗牙在牙根管里补过。现在这颗牙变了颜色，有什么办法可以解决？
Objective To investigate the therapeutic effect of FR paste used for root canal filling of deciduous teeth.
目的探索适合乳牙根管充填的材料。方法用两种根管充填材料对乳前牙进行根管治疗。
Conclusion: the results suggested that the coral paste is a good material for root canal filling of primary teeth.
结论：珊瑚糊剂是一种较理想的乳牙根管充填材料。
Objective:To investigate the root canal sealing ability of the novel polyurethane liquid root canal filling material.
前言： 目的：了解新型聚氨酯类液体根充材料的根管密封性能。
Conclusion: Iodoformcalcium hydroxide paste is more suitable for root canal therapy as root canal filling materials in primary teeth.
结论：碘仿氢氧化钙糊剂更适合作为乳牙根管充填材料。
Objective To evaluate the clinical effect on pulpal periapical diseases treated with compound hydroxyapatite root canal filling materials.
目的观察复方羟基磷灰石充填根管治疗牙髓病、根尖周病的临床疗效。
Method 58 cases with radicular cyst were treated with root canal therapy. The change of apical area was observed after root canal filling.
方法对58例根尖囊肿行根管治疗，术后观察囊肿病变区的变化。
Objective To discuss the method and effect of one-time root canal filling in treating chronic pulpitis and chronic periapical periodontitis.
目的探讨一次性根管充填治疗慢性牙髓炎、根尖周炎的方法和效果。
Aim: To evaluate the clinical effect on pulpal-periapical diseases treated with the compound hydroxyapatite and titanium point root canal filling materials.
目的：观察复方羟磷灰石钛尖根管充填料治疗牙髓尖周病的临床疗效。
Conclusions One-time root canal filling can be applied in the treatment of chronic pulpitis and periapical periodontitis with a strict control of indications.
结论严格掌控适应症，一次性根管充填可以进行慢性牙髓炎及慢性根尖周炎的治疗。
Digital periapical film can quick understand the root canal preparation, root canal length and root canal filling accurately, surpassing conventional periapical film.
数字化牙片可迅速、准确地了解根管预备、根管长度及根管充填情况，优于传统牙片。
The new root canal filling material showed no detected cytotoxic, genotoxic effect, potential of skin sensitization and topical irritation and has good biocompatibility.
本实验显示新型根管充填剂复方牡蛎粉无细胞毒性、无基因毒性、无皮肤致敏性以及局部刺激性，具有良好的生物相容性。
Polyurethane can be used as adhesive, resin for filling, root canal filling material, implant, orthodontic appliance, tissue engineering and so on in the field of dentistry.
聚氨酯在口腔医学领域中可用于粘接剂、充填用树脂、根管充填材料、种植体、正畸弓丝以及组织工程等多方面。
Root canal filling pastes for primary tooth have to meet more needs than paste for permanent tooth, such as being absorbed with root simultaneously and doing no harm to permanent tooth germ.
乳牙根充糊剂除需具有恒牙根充糊剂的特性外，还需具有充填后能与乳牙牙根同步吸收、对乳牙根尖周组织和恒牙牙胚无害等性质。
To study the effect of root canal filling after confirm the canal working length by using traditional method and endometer method, and to evaluate their veracity, advantages and disadvantages.
研究传统法和根测仪法确定根管工作长度后行根管充填的效果，评价两者的准确性和优缺点。
Conclusion: Calcium phosphate cement has excellent compatibility with soft and hard tissues, it has the potential of being a root canal filling material available for promoting apical closure.
结论：磷酸钙水门汀与软硬组织有良好的相容性，具有促进根尖孔闭合的生物学作用。
Results The average level of each group and the control patients completed the treatment time of root canal, root canal filling quality, satisfaction, there were significant differences(P <0.01).
结果观察组与对照级平均每例根管完成的治疗时间、根管充填质量、满意度比较差异均有统计学意义（P<0.01）。
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