Class II div 1
,
Posterior crossbite
,
Mandibular retrognathia
,
Narrow arches
,
Rotations

Leveling Curve of Spee
,
Expansion
,
Retraction
,
Proclination
,
Pre-surgical
Courtesy of Dr C. Carvalho, 2023
Before picture of treatment

Treatment Summary

Patient Information

  • Age: 31
  • Gender: female
  • Invisalign Submission Option: Invisalign Comprehensive

Total Treatment Time

  • 15 months

Number of aligners

  • Maxillary: 21 + 23 = 44
  • Mandibulary: 28 + 17 = 45

Aligner Wear time

  • 10 days

Retention

  • Maxillary: Fixed/Bonded
  • Mandibular: Fixed/Bonded

Results achieved

  • Class I relationship achieved
  • Functional canine guidance on both sides
  • Posterior crossbite corrected
  • Overjet improved
  • Midlines coincident
  • Curve of Spee leveled
  • Arches aligned and coordinated
  • Alignment of both arches through derotation
  • Arch form improved
  • Aesthetic smile line¬†was achieved¬†
  • All treatment goals were achieved case
  • Harmonic arches were achieved

Comments

  • This case was completed in preparation for orthognathic surgery.
  • We performed upper and lower posterior expansion.
  • Crossed elastics were used on the first molars on the right side to uncross the crossbite.
  • Relative intrusion was performed on the lower incisors.
  • During superior expansion, I performed superior anterior retraction.
  • Alignment, leveling, and rotation correction.
  • At the end of the first set of aligners, additional aligners were ordered so that I could achieve all the goals and refer the patient for orthognathic surgery.

Images

Initial and final

Click to compare enlarged
upper
lower
right
front
left
Click to compare enlarged
upper
lower
right
front
left
InitialFinal
Before picture of treatment
After picture of treatment
Thumbnail, click to compare enlarged Thumbnail, click to compare enlarged
Thumbnail, click to compare enlarged Thumbnail, click to compare enlarged
Thumbnail, click to compare enlarged Thumbnail, click to compare enlarged
Thumbnail, click to compare enlarged Thumbnail, click to compare enlarged
Thumbnail, click to compare enlarged Thumbnail, click to compare enlarged

Radiographs

Initial Final
Click to compare enlarged316
Click to compare enlarged310