Conclusion the fracture strength of premolar teeth filled with light curing composite resin was higher than filled with amalgam after root canal therapy.
结论根管治疗后用光固化树脂充填前磨牙的各类洞，牙体的抗折强度优于用银汞充填者。
AIM: To establish an evaluating mode for difficulty in root canal therapy.
前言：目的：建立根管治疗难度的评估模式。
Once root canal therapy; Repeated root canal therapy; Acute pulpitis; Curative effect.
一次性根管治疗；多次根管治疗；急性牙髓炎；治疗效果。
Methods Hemisections were performed on reserved canals of incomplete tooth fracture, complete root fracture and furcation involvement after root canal therapy.
方法选择隐裂、根折或根分叉病变患者，对欲保留牙根进行根管治疗后，行半牙切除术。
METHODS:After the primary and additional factors related to technic difficulties in root canal therapy had been wholly considered, the formula for calculation the difficulty coefficient was set up.
方法：综合考虑根管治疗术中操作相关的基本因素和附加因素，设计了难度系数的计算公式。
Objective To study the effect of the left bacteria on the root canal therapy.
目的探讨根管预备后残留细菌对根管治疗预后的影响。
Root canal therapy is the basic and most optimal curing method of pulp diseases and apical diseases.
根管治疗术是牙髓病和根尖周病的基本治疗方法和最佳选择。
CONCLUSION: RVG can obviously improve the satisfaction in root canal therapy.
结论：RVG能明显提高根管治疗术的满意率。
Root canal therapy is a fundamental method of treating pulpal and periapical diseases nowadays.
根管治疗是现今牙髓病和根尖周病的基本治疗方法。
Obective To determine the clinical effects of preventing post treatment pain of root canal therapy(RCT) with Zhong Tong An(ZTA), a Chinese medicine.
目的对中成药肿痛安定风止痛胶囊（ZTA）用于预防根管治疗术后疼痛的临床疗效作出评价。
Root canal therapy for 198 teeth (172cases) with chronic periapical abscess was performed.
对172例198颗慢性根尖周脓肿患牙进行根管治疗。
AIM: to compare the drug closing effect of calcium hydroxide or FC in pulpectomy and root canal therapy in rat.
目的：比较氢氧化钙和甲醛甲酚(FC)对去髓术和根管治疗术的封药效果。
Conclusion By adopting the root canal therapy together with the technologies of inner bleaching and seal dentinal tubule we can prevent and cure crown surface discoloration effectively.
结论在根管治疗的同时结合内漂白技术和牙本质小管封闭技术能有效地防治牙冠表面变色。
Objective to explore the nursing methods during canal obturation in order to improve efficiency and quality of root canal therapy.
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。
Conclusion One appointment root canal therapy is a safe, time saving, and economic RCT method.
结论一次性根管治疗术是节省时间行之有效的治疗方法。
The numbers of the teeth needed for treatment per hundred people were 289.81 for filling, 10.20 for root canal therapy, and 170.20 for desensitization treatment.
楔状缺损需充填和根管治疗的每百人待治疗牙数分别为289.81和10.20； 磨损需脱敏治疗的每百人待治疗牙数为170.20。
Use of modern root canal therapy complete relieve of the toothache pain.
运用现代根管治疗术彻底解除牙痛之苦。
Thickness of the tooth body; Root canal therapy; Research.
牙体壁厚度；根管疗法；研究。
Objective To compare the clinical effect between once and repeated root canal therapy in the treatment of acute pulpitis.
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。
Conclusion root canal therapy is an important method to treat the dislocated teeth, and early root canal therapy can prevent or reduce root absorption of the dislocated teeth.
结论根管治疗是脱位牙治疗的重要手段，早期根管治疗可预防或减少脱位牙牙根的吸收。
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.
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。
Root canal therapy is an effective method in preserving bad tooth.
根管治疗是保存患牙，避免其早失的一种有效方法。
A previously undocumented complication of root canal therapy is reported.
一个先前无证并发症的根管治疗报告。
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.
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。
Research and application on root canal therapy of laser is going deep.
激光在根管治疗中的研究和应用正不断深入。
Objective To study the reason and preventive means of the acute inflammation during root canal therapy of submandibular first molar.
目的探讨下颌第一磨牙根管治疗术并发急性炎症的原因和防治措施。
Therefore most dentist for teeth after root canal therapy in General most of the suggested patch treatment.
因此多数牙医师对于根管治疗后的牙齿一般多数建议做补缀治疗。
It's very important to control the apical stop when performing root canal therapy.
根管治疗的根尖止点控制包括确定工作长度、工作宽度以及根尖区的根管形态等。
Objective To observe the clinical effects of radicular cyst with root canal therapy.
目的观察根管治疗术在根尖囊肿治疗中的临床效果。
So finished his teeth root canal therapy will usually do teeth protection.
所以做完根管治疗的牙齿通常会做牙套保护。
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