目的探索一项新的降低颧骨颧弓突度的技术,以改善高颧患者的面容。
Objective To investigate a new technique of reduction malarplasty for prominent malar complex and zygomatic arch.
纳米陶瓷涂层直丝弓托槽与国产普通金属直丝弓托槽相比,具有良好的表面光洁度,且托槽-弓丝摩擦力明显减小。
Compared to normal stainless steel orthodontic brackets, the nano-TiO_2 ceramic coated orthodontic brackets exhibit good surficial characters: low surface roughness and low bracket-wire friction.
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