M.G. 46

• “Lower crowding, getting worse over time”

Examination: 

• Constricted V-shaped arches

• Stepped Md anterior occlusal plane

• Chipping/wearing of Md central incisors

• Lingual tipping of bicuspids and first molars

• No previous history of orthodontics

Treatment:

• Invisalign Moderate - 15 active aligners with 0.2 to 0.5 anterior IPR with 3 overcorrection and virtual c-chain, followed by recontouring

• No refinements, refinement declined and/or not required

• Mx and Md anterior lingual fixed wire retention canine to canine bonded to every tooth

• 4 sets of vivera retainers

• Total treatment time was 4.5 months from insertion to vivera delivery.

Case provided by Dr. Janice Lo