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。
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。
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