After the expansion this case was prepared for orthognatic surgery.
Only Invisalign without any other appliance or need for elastics was used for the preparation.
Over correction of the posterior crossbite was planned to ensure that we would not have premature contacts in the immediate postoperative period.
Between 3.4 and 3.5 we did only 0.3mm IPR to strengthen the closure of spaces.
Small midline deviation was corrected with additional aligners.
Tooth 1.7 was extracted because it had no antagonist and the patient did not wish to place an implant in the region of 4.7
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