Fig. 5From: Comparative assessment of orthodontic clear aligner versus fixed appliance for anterior retraction: a finite element studyRetraction of central incisor, lateral incisor, and canine in sagittal dimension with different Models. The original place represents the initial position of the anterior teeth in the global coordinate system, and low point represents the incisal midpoint of the anterior and high point represents the root tip of the anteriorBack to article page