Results Statistically significant difference was detected among two groups in the upper first molar mesial moving, no significant difference was noted in the upper anterior teeth palatal moving.
结果两组上颌第一磨牙近中移动量差异有显著性，而两组上颌前牙腭向位移量差异无显著性。
A tooth adapted for tearing apart flesh especially one of the last upper premolar or first lower molar teeth in carnivorous mammals.
裂齿，食肉齿适合于撕裂肉的牙齿，尤指食肉哺乳动物最后上前臼齿之一或第一个下臼齿。
Objective To solve the problem that the molar propeller moving upper simultaneously two molars distally resulted in the first molar tipping and lingual rotation.
目的探索解决磨牙推进器同时推两个磨牙远移过程中出现第一磨牙向远中倾斜、舌向扭转问题。
Unfortunately, the fourth premolar in the upper jaw is quite large and looks like the first molar in the lower jaw; it is known as a carnassial tooth.
不幸的是，上颚的第四颗前臼齿很大，看起来就象是下颚的第一颗臼齿，这颗前臼齿也被称作叫裂齿。
Last premolar of upper jaw, first molar of lower jaw.
上颚最后的一只前臼齿，下颚最前的一只臼齿。
Carnassial: Last premolar of upper jaw, first molar of lower jaw.
裂齿：上颚最后的一只前臼齿，下颚最前的一只臼齿。
Carnassial: Last premolar of upper jaw, first molar of lower jaw.
裂齿：上颚最后的一只前臼齿，下颚最前的一只臼齿。
应用推荐