牙体壁厚度；根管疗法；研究。
结论：黏蜡用于根管取模简单可靠。
Results:Every root canal impression was taken successfully in one time.
乳牙；根管治疗；根管充填材料。
Primary teeth; Root canal therapy; Root canal filling material.
那是空的根管(牙髓室)。
这颗牙齿需要做根管治疗。
手用不锈钢锉根管预备。
关于根管桩材料和设计的研究已日益成熟。
The material and design of root canal post has already been well investigated.
前言：目的：建立根管治疗难度的评估模式。
AIM: To establish an evaluating mode for difficulty in root canal therapy.
激光在根管治疗中的研究和应用正不断深入。
Research and application on root canal therapy of laser is going deep.
在根管治疗中，冲洗消毒是一个重要的步骤。
Irrigation and sterilization is an important step in the treatment of canals.
所以做完根管治疗的牙齿通常会做牙套保护。
So finished his teeth root canal therapy will usually do teeth protection.
在进行根管处理过程中，这名牙医铰除了碎屑。
The dentist reamed out the debris in the course of the root canal treatment.
目的对比和评价戊二醛用于根管消毒的临床效果。
Objective To compare and evaluate effect of medication of the root canal with glutaraldehyde .
根管治疗是保存患牙，避免其早失的一种有效方法。
Root canal therapy is an effective method in preserving bad tooth.
何谓根管治疗？
根管治疗后的牙齿要能被保留，根管治疗才有意义。
Teeth after root canal therapy can be retained, root canal treatment can be meaningful.
目的探讨根管预备后残留细菌对根管治疗预后的影响。
Objective To study the effect of the left bacteria on the root canal therapy.
根管治疗是目前牙髓病和根尖周病最有效的治疗方法。
Root canal therapy is currently the most effective treatment for pulpal and periapical diseases.
目的：根管消毒剂是根管治疗术的三大研究方向之一。
Objective: root canal disinfectant is one of the three research directions of root canal therapy.
然而，上述材料均不能满足一些特殊情况下对根管修复治疗的需要。
However, none of these are ideal for the special conditions and requirements of root repair.
目的比较预备与不预备的根管以及预备后充填与不充填的根管抗折力。
Objective To compare the resistance to fracture of the root canals after instrumentation or not.
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。
It's very important to control the apical stop when performing root canal therapy.
首先工人们把一些热玻璃放到一根长金属管的一端。
First, the workers put some hot glass onto one end of a long metal pipe.
他拿出一根长塑料管，把一些东西装进管子的一头。
He took a long plastic pipe and fitted something into one end.
一根立管对实现顺利循环至关重要。
一根立管对实现顺利循环至关重要。
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