Fig. 2From: Biomechanical effects of different staging and attachment designs in maxillary molar distalization with clear aligner: a finite element studya, Total displacement of incisors, canine and premolars under the condition of different step distances. b, The root von Mises stress of incisors, canine and premolars. c, The PDL principle stresses of incisors, canine and premolarsBack to article page