乳牙；根管治疗；根管充填材料。
Primary teeth; Root canal therapy; Root canal filling material.
目的探讨根尖片评价根管充填密度的准确性。
Objective To investigate the accuracy of dental film on the density of root canal fillings.
逐步后退法；弯曲根管；根管预备；根管充填。
Step-back technique; Curving root canal; root canal preparation; root canal condensation.
结论：自固化磷酸钙是一种良好的根管充填材料。
Conclusion CPC is a kind of good materials in the treatment of root canal filling.
方法用两种根管充填材料对乳前牙进行根管治疗。
Method Using two different root canal filling materials for deciduous teeth.
结论：载药珊瑚糊剂是一种较理想的根管充填材料。
CONCLUSION: The clindamycin loaded coral paste is an ideal as root canal filling material.
目的：比较不同根管充填方法对根尖孔的封闭能力。
Objective:To compare the apical sealing ability of different root canal filling means.
目的评价急性牙髓炎一次性根管充填法治疗的疗效。
Objective Evaluation one-time root canal treatment acute pulpitis effect.
本文报道应用氢氧化钙蒸馏水糊剂作根管充填30例。
This article reports 30 cases of root canal filling with calcium hydroxide and iodoform paste.
结果表明，甲硝唑糊剂可以作为一种根管充填剂使用。
The result showed that metronidazole paste was effective in treating infected root canals, and ineffective in treating chronic apical periodontitis.
其中由于根管充填不完善导致根管治疗的失败率最高。
Incomplete sealing is the most important factor leading to endodontic treatment failure.
试尖是检查根管预备效果及保障根管充填质量的较好方法。
The quality of obturation was analyzed based on with and without testing the trial point.
结论：在侧向加压法根管充填中，试尖可明显改善充填质量。
Conclusions: the trial point test may improve the quality of obturation with lateral compaction.
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。
Objective To discuss the method and effect of one-time root canal filling in treating chronic pulpitis and chronic periapical periodontitis.
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。
Aim: To evaluate the clinical effect on pulpal-periapical diseases treated with the compound hydroxyapatite and titanium point root canal filling materials.
方法：对猫牙进行应用解剖、盖髓、根管充填术及根尖手术等实验研究。
Methods: 73 cat teeth were studied in practical anatomy, Capping pulp. root canal treatment, apicectomy and retrograde filling.
目的探讨根管治疗术中根管充填的护理方法，以提高根管治疗的效率和质量。
Objective to explore the nursing methods during canal obturation in order to improve efficiency and quality of root canal therapy.
目的评价根管超声冲洗对根管预备术后反应及根充后侧支根管充填率的影响。
Ultrasonic irrigation and syringe irrigation were applied respectively in each group during the root canal preparation.
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。
Conclusions One-time root canal filling can be applied in the treatment of chronic pulpitis and periapical periodontitis with a strict control of indications.
结论无菌护理、默契配合、器械管理、护患沟通是根管治疗术中根管充填的护理要点。
Conclusion the main points of nursing during canal obturation are the aseptic technique, skilled coordination, instrument management, communication between nurses and patients.
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。
Digital periapical film can quick understand the root canal preparation, root canal length and root canal filling accurately, surpassing conventional periapical film.
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。
Objective To investigate the therapeutic effect of FR paste used for root canal filling of deciduous teeth.
结论短期内冠根向预备技术比逐步后退技术成形的根管更有利于根管充填后根尖孔的密封。
Conclusion it is better apical sealing ability in root canals prepared by crown-down technique than step-back technique.
目的探讨活性玻璃陶瓷（BGC）为主要成分配制成根管充填剂治疗慢性根尖周炎的疗效。
Objective To investigate the effects of the paste of the bioactive glass ceramics(BGC paste)on treating chronic periapical periodontitis.
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。
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.
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。
Result: The novel root canal material can seal apical densely and has better degree of obturation than normal materials.
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。
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。
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.
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