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.
结果：观察到的侧副管有5型：根管侧支、根尖分歧、根尖分叉、管间吻合和旁管。
Result: 5 types of accessory canals were observed, the incidence of each type in different root canal systems was assessed.
方法：临床上对100例牙髓根尖周病患牙根管治疗术中约诊间痛与牙位和诊断的关联作分析。
METHODS: 100 cases suffered from either pulp disease or periapical disease were treated with RCT. Then the relationship between inter-appointment pain and diagnosis and tooth site was analyzed.
方法：临床上对100例牙髓根尖周病患牙根管治疗术中约诊间痛与牙位和诊断的关联作分析。
METHODS: 100 cases suffered from either pulp disease or periapical disease were treated with RCT. Then the relationship between inter-appointment pain and diagnosis and tooth site was analyzed.
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