Influence of Vertical Facial Growth Pattern on Herbst Appliance Effects in Prepubertal Patients: A Retrospective Controlled Study

Figure 1

Modified SO Pancherz analysis. Reference points and lines: Sella (S), Nasion (N), subnasal (A), pogonion (Pg), Gonion (Go), Menton (Me), articular (Ar), anterior nasal spine (ANS), maxillary incisal (Is), mandibular incisal (Ii), lower incisal apex (API), posterior occlusal (OCLP), maxillary molar (Ms), mandibular molar (Mi), occlusal line (OL), and occlusal line perpendicular (OLP).