Class II div 1
,
Posterior crossbite
,
Narrow arches
,
Crowding
,
Rotations

Distalization
,
Expansion
,
IPR
,
TADs
Courtesy of Dr X. Guan, 2021
Before picture of treatment

Treatment Summary

Patient Information

  • Age: 25
  • Gender: female
  • Invisalign Treatment Option: Invisalign Full

Total Treatment Time

  • 24 months

Number of aligners

  • Maxillary: 78 + 11 + 7 = 96
  • Mandibulary: 60 + 11 + 8 = 79

Aligner Wear time

  • 1-week

Retention

  • Maxillary: Other clear
  • Mandibular: Other clear

Results achieved

  • Class I relationship achieved
  • Functional canine guidance on both sides
  • Posterior crossbite corrected
  • Normal  overjet and overbite achieved
  • Aesthetic smile line was achieved 
  • All treatment goals were achieved case
  • Harmonic arches were achieved

Comments

This patient had severe crowding, class II molar and canine relationship, and protruded lateral profile. Since there was enough space in the posterior molar area, I performed distalization on the upper and lower teeth sequentially with TADs.

Images

Initial and final

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upper
lower
right
front
left
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upper
lower
right
front
left
InitialFinal
Before picture of treatment
After picture of treatment
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Radiographs

Initial Final
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