Dental and Skeletal Changes after Transpalatal Distraction

Table 1

Presentation and description of reference points on maxillary diagnostic models.

Reference point	Distance
Distal surface of maxillary medial incisors	L1
Distal surface of maxillary lateral incisors	L2
Maxillary canine cusp	L3
Central groove midpoint of the first maxillary premolars	L4
Central groove midpoint of the second maxillary premolars	L5
Central pit of the first maxillary molars	L6