root-canal filling

The experiment group for 102 cases with 180 roots, applying root length surveyor test its working length, undertake root preparing and filling up, took X ray after operation;

实验组102颗牙180个根管，用根管长度测量仪测量其工作长度，进行根管预备和充填，术后拍片；

The acute inflammation was related to the root preparation, root filling and periapical leision.

急性炎症与根管预备 、 根管充填、根尖周区骨质破坏程度有关.

Objective To study the sealing ability of Gallium Alloy as a root end filling material.

目的研究根尖倒封闭材料镓合金的密封性能.

From paddy to aerobic condition the respiration intensity of rice root increased obviously during grain-filling period.

水稻旱作后根系呼吸强度有明显增加.

Methods use root tube drainage or toot tube treating after opening a window in apical labium, conservative treatment on apical cyst, use the root tube filling agent suitable filling.

方法采用根管引流或根尖部唇侧开窗引流后根管充填剂适当超填方法保守治疗根尖囊肿。