Biomechanics for Orthodontic Intrusion of Severely Extruded Maxillary Molars for Functional Prosthetic Rehabilitation

Table 1

Cephalometric measurements.

Measurements	Norms	Pretreatment	Posttreatment
SNA angle (°)	82	89	88
SNB angle (°)	80	84	85
ANB angle (°)	2	5	3
Ao-Bo (mm)	♀; ♂	-3	0
Facial angle (°)	87	87	88
Convexity (°)	0	13	88
FMA (°)	25	21	20
GoGn-SN (°)	32	27	23
-axis (°)	59	61	59
1-NA (mm)	4	3	7
1-NA (°)	22	13	28
1-NB (mm)	4	7	6
1-NB (°)	25	30	29
IMPA (°)	90	97	101
Interincisal angle (°)	132	134	121
angle (°)	75	78	77

Follow up.