查询词典 root canal

Results: group A( diskectomy, 160 cases) were followed up and excellent: short-term 90%,in the near future 88%, long-term 84%;36 cases were accepted second operation during 0.5 year to 5 year and 28 cases had nerve root canal stenosis.

结果：A组随访总有效率分别为：短期90％，近期88％，远期84％；有36例(22.5％)患者在0.5-5年间接受了二次椎间盘手术，其中28例原因为神经根管狭窄。B组(髓核摘除并神经根管探查、扩大术组)168例病例术中发现88例(52.4％)有不同程度神经根管狭窄，且均为年龄40岁以上、平均病程5.8年的患者；随访总有效率分别为：短期98％，近期95％，远期92％。

Objective: To assess the sealing ability of three root canal sealers by a new quantitative method using glucose.

目的 ：用葡萄糖定量法检测根管微渗漏的模型评价 3种根管封闭剂封闭根管的能力。

The post space preparation do not effect the sealability of three root canal sealers.

桩道预备不影响3种充填方法根充后的根尖封闭性。

The use of surgical operating microscope and ultrasonic instruments is proved to be effective in negotiation of coronal portion of the resinified root canal.

口腔显微镜和超声器械去除根管内塑化物快速高效，可作为临床上处理塑化再治疗患牙有效方法；治疗的效果与护士的默契配合是分不开的，是治疗成功的重要保证。

Total 84 premolars and molars that had been treated with resinifying therapy before were selected for root canal therapy.

目的：探讨口腔显微镜联合超声技术在塑化根管再治疗中的应用及护理。

Abstract］objective: to observe the effects of different root canal file and the restoration of occlusal surface on the fracture resistance of premolars.

目的：观察不同根管锉预备根管及不同邪合面充填物对前磨牙牙体抗折强度的影响。

RESULTS: In the experimental group, one case showed vague pain after 1-week pulp capping and received root canal therapy, with success rate of 97%.

结果：实验组1例患者在盖髓1周后出现隐痛，改做根管治疗，成功率为97%。

Objective The purpose of the study is to discuss the clinical effect of Cortisomol paste for root canal filling of pulp necrosis andchronic periapical periodontitis.

目的 探讨Cortisomol糊剂一次性根管充填治疗牙髓坏死和慢性根尖周炎的临床疗效。

Methods 5 mg dexamethasone was injected submucosally at apical region of 80 teeth with asymtomatic pulp necrosis after root canal therapy ,then observing the incidence of EIP and compared with control group.

方法对80例死髓牙根管治疗后，在根尖周局部注射5 mg地塞米松，采用临床观察分析法，观察治疗组与对照组临床反应的差异。

Methods select the molars that need root canal re-treatment after pulp mummification, under the microscope in the dental surgery, treatment with ultrasound equipment, and record the change of patients?symptoms, the effect of filling in the course of treatment.

选取临床上干髓术后需要根管再治疗的磨牙，在牙科手术显微镜下，配合超声器械进行治疗，并记录治疗过程中患者症状改变及充填效果。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。