Abstract: Objective: To assess the changes of upper airway clearance after different type of mandibular fractures.
摘要目的：探讨不同类型下颌骨骨折对上气道间隙的影响。
2
Objective to introduce the new type of MS - 1 internal mandibular distracter and its applications and to investigate the advantage or disadvantage of the device through an experimental study in dogs.