There are many factors that influence the friction.It is important to understand and apply it carefully.This paper is to discuss the friction relationship between orthodontic bracket and wire.

• 本文为一回顾性文章，主要介绍摩擦力于矫正装置上可能受到的影响因子、结扎线对于矫正支架与金属线之影响、不同材质之矫正支架对于摩擦力之影响。