Anodization only changed the oxide layers on the archwire surfaces and the entities of the wires were not altered, so no biocompatibility problems were introduced by the anodized wires.

• 阳极处理仅调控矫正线表面氧化层之厚度，并未改变矫正线之材料本质，因此也未引进生物相容性的问题。