obturation

Objective: To compare the efficiency of four-handed technique with traditional oral treatment in root canal obturation.

目的：比较在根管数目相同的条件下，四手操作与传统口腔护理配合中医生根管充填时的工作效率。

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In Vitro Comparison of the Obturation Density by Three Techniques

三种根管充填技术体外充填密度的对比

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Assessment on The Density of Root Canal Obturation in Dental Film

根尖片对根充密度的评价

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The obturation of vacuum in the crystal grower is one of the most important factors to judge the equipment capability. The ability to move air through plant canopies is related directly to the tightness of the green house.

单晶炉炉室真空密闭性能是衡量单晶炉设备性能好坏的重要因素。空气通过植物冠层移动的能力直接与温室的密闭程度有关。

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A infrared thermoviewer was used to measure the external root surface temperature before the obturation and at the point the obturation to the working length.

用红外成像仪测定根管充填前离体牙牙根表面的温度，热牙胶进入根管并到达根管工作长度时再次测定根管表面温度，前后的差值代表根管表面温度的变化。

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Relationship of Root Canal Obturation Quality with Root Canal Therapy

根管充填质量与根管治疗疗效的关系

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Usage of angulated radiograph in clinical judgment of obturation quality of molars with multiple root canals

X线片角度对判断多根管磨牙充填效果的作用

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Storage: obturation, Placed in Shade , dry, dark and Low-temperature , guarantee for two years.

保存: 密闭, 阴凉干燥 、 避光 、 避高温处.

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Investigation of Factors in 5 Patients with Cardiogenic Shock due to Obturation of Right Coronary Artery

右冠状动脉闭塞致心源性休克5例原因分析

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77.6% of them adopted cold lateral condensation technique and 32.7% of them used gutta-percha mixing with iodoform for canal obturation.

77.6%的口腔医师选择冷侧压法进行根管充填，使用频率最高的充填材料是牙胶尖辅以碘仿糊剂；

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Influence of the Trial Point on the Quality of Root Canal Obturation

试尖对根管充填质量的影响

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Obturation is an important part of Ventilation System, it gets up of ventilation boundary together with laneway mine pillar to control dissolute flow.

密闭是通风系统的重要组成部分，它与巷道煤柱共同组成通风边界，控制风流流动。

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Good obturation was obtained in almost all cases. Conclusion: Under the clinical conditions, GT hand file can prepare curved root canals effectively and safely, and the GT instrumentation technique is an efficient root canal preparation method for curved canals.

结论：GT手用锉预备弯曲根管安全有效，预备后根管形态具有良好锥度和流畅度，GT器械预备技术可作为临床上预备弯曲根管的有效方法。

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This article presents two cases for reconstruction of a soft palate defect for prosthetic obturation.

本报告则是提出口腔癌术后软颚缺损以闭孔器进行赝复之症例.

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