Class III
,
Anterior crossbite

Expansion
,
Phase I treatment / Interceptive
Courtesy of Dr. S. Meuli  , 2017
Before picture of treatment

Treatment Summary

Patient Information

  • Age: 8
  • Gender: female
  • Invisalign Treatment Option: Teen

Total Treatment Time

  • 7 months

Number of aligners

  • Maxillary: 20
  • Mandibulary: 28

Aligner Wear time

  • 1-week

Retention

  • Maxillary: Invisalign Aligner
  • Mandibular: Invisalign Aligner

Results achieved

  • Class I relationship achieved
  • Anterior crossbite corrected
  • Normal overjet and overbite achieved
  • Arches aligned and coordinated
  • Aesthetic smile linewas achieved
  • All treatment goals were achieved case
  • Harmonic arches were achieved

Comments

  • At the end of treatment the anterior crossbite has been corrected, the overjet and overbite were in normal values.
  • The author obtained little skeletal improvements, as Witts value from -7mm to -3mm; the final values were: SNA 83°, SNB 81°, ANB 2°. The mandibular angle at the beginning of treatment was 30°, after treatment it was 28°.
  • The best results were the correct inclination of lower and upper incisors: Sup/SN from 103° to 110°; Inf/ML from 92° to 87°.

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 enlarged296
Click to compare enlarged290