一个先前无证并发症的根管治疗报告。
A previously undocumented complication of root canal therapy is reported.
目的探讨根管治疗困难病例的治疗方法。
Objective to investigate how to increase the therapeutic efficacy of root canal treatment for complex cases.
结论医源性因素是根管治疗失败的主要原因。
Conclusion Iatrogenic factors are the major causes for failure in root canal treatment.
结论：甲硝唑在感染根管治疗中有明显疗效。
CONCLUSION: Met shows obvious therapeutic effects on infectious root canal.
目的：探讨复方珊瑚糊剂根管治疗后的愈合方式。
Objective: To investigate the healing process of the canal therapy with coral paste.
患者首先接受完善根管治疗，记录根管治疗长度；
First, all cases were treated by endodontical therapy, recording the length of root.
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.
根管治疗是现今牙髓病和根尖周病的基本治疗方法。
Root canal therapy is a fundamental method of treating pulpal and periapical diseases nowadays.
对172例198颗慢性根尖周脓肿患牙进行根管治疗。
Root canal therapy for 198 teeth (172cases) with chronic periapical abscess was performed.
一次性根管治疗；多次根管治疗；急性牙髓炎；治疗效果。
Once root canal therapy; Repeated root canal therapy; Acute pulpitis; Curative effect.
目的通过不同方法测量根管长度，指导根管治疗的准确性。
Objective To study the accuracy of root-canal treatment with different measuring methods.
目的探讨超声冲洗对根管治疗失败再治疗临床疗效的作用。
Objective To evaluate the clinical efficacy of ultrasonic irrigation in re-treatment the failure in endodontic treatment.
目的：探讨根管治疗一次法治疗牙髓病及根尖周病的疗效。
Objective: To explore the effect of single therapy for root canal in the treatment of pulpit is and periapical periodontitis.
假如你这颗还痛的话，我们还是可以进行根管治疗把它保住。
If you get a toothache in that tooth we can still save it by doing a root canal treatment.
ꛨ目的比较一次性与多次根管治疗急性牙髓炎的临床疗效。
Objective To compare the clinical effect between once and repeated root canal therapy in the treatment of acute pulpitis.
目的：观察根管治疗后的下颌磨牙冠缺损类型与冠根折的关系。
Objective: To evaluate the relationship between crown defect types and crown fractures of root-canal-treated mandibular molars.
目的：评价慢性根尖周炎一次性根管治疗的临床效果和可靠性。
Objective: To investigate the effect of single-visit root canal treatment (RCT) on teeth with chronic apical periodontitis using contemporary technique of canal cleaning, shaping and obturation.
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。
Objective To evaluate the clinical effect on pulpal periapical diseases treated with compound hydroxyapatite root canal filling materials.
方法对门诊日志记载连续完整的根管治疗期间疼痛的病例进行综合分析。
Methods Comprehensive analysis was conducted on the patients receiving canal root therapy at out-patient depeartment and having completed case history.
方法：将需行根管治疗的137个患牙、共389个根管随机分为两组。
METHODS: 389 root canals of 137 teeth were randomly divided into two groups.
目的：观察恒切牙外伤冠折后行一次性根管治疗与断冠再接术的临床效果。
Objective To investigate the clinical effect of one-time root canal therapy and reattachment of permanent incisors with crown fracture.
方法选择磨牙的残根残冠，经完善的根管治疗后，采用分根法作保存修复。
Methods Separating roots was used for the conservative prosthetics of the molars residual roots and crowns which were selected. All these must be done after excellent root canal therapy.
根管治疗手术通常通过在受影响的牙齿牙冠中钻孔完成，即矫正根管治疗。
It is conventionally performed through a hole drilled into the crown of the affected tooth, namely orthograde root canal therapy.
结果根管治疗失败的主要原因为根管继发感染、根尖超填及根尖周机械损伤。
Results Secondary infection of the root tubes , apex overfilled and peripheral mechanical injury were main failure factors in the treatment of root tubes .
前牙残根残冠经过完善的根管治疗后，利用桩核冠修复在目前是主要的修复方法。
After perfect root canal therapy to the residual root and crown of the front tooth, it is the main repair method to utilize a post and core crown at present.
有研究发现：鞣酸有去除玷污层的作用，但在根管治疗中的应用尚无进一步研究。
Studies have shown that tannic acid can remove the smear layer, but it has not yet been used in clinical root canal treatment.
结论：根管治疗的失败与牙位(牙类型和牙位置)、根管弯曲度和钙化度密切相关。
CONCLUSION: the tooth type or tooth position, root curvature and calcification have significantly influenced the outcome of root canal treatment.
方法用FR根充糊剂对慢性牙髓炎和（或）慢性根尖炎的患牙进行一次性根管治疗。
Method Root canals of chronic pulpitis and (or) apicitis were filled using the FR paste.
目的：根管系统的复杂性使得完善严密的三维封闭根管系统成为根管治疗成功的难点。
Objective: It is difficult for three-dimensional sealing of root canal because of the complexity of the root canal system.
目的：根管系统的复杂性使得完善严密的三维封闭根管系统成为根管治疗成功的难点。
Objective: It is difficult for three-dimensional sealing of root canal because of the complexity of the root canal system.
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