Fig. 2From: Rapid maxillary expansion outcomes according to midpalatal suture maturation levelsThe maturation stages of the midpalatal suture. a The midpalatal suture has no interdigitation. b The midpalatal suture shows an irregular shape. c The midpalatal suture is like as two parallel, scalloped, high-density lines. d Fusion of the midpalatal suture has occurred in the palatine bone. e Fusion of the midpalatal suture has also occurred in the maxillaBack to article page