클래스원치과

Patricia Torres, 16 years 10 months, Hispanic female.
Dx : Class II div 1, ANB 13, Bimaxillary protrusion, Overjet 11 mm. 100% impinging bite, Max. space (+7mm), Mand crowding (-6mm).

Tx : Ext upper 4s and lower 5s, Retract upper incisorsd w/ max. anchorage. lower incisors w/ min anchorage.