Class II div 1
,
Rotations
,
Diastema

Expansion
,
Phase I treatment / Interceptive
Courtesy of Dr Y. Han, 2021
Before picture of treatment

Treatment Summary

Patient Information

  • Age: 8
  • Gender: male
  • Invisalign Treatment Option: Invisalign First

Number of aligners

  • Maxillary: 22 + 11 = 33
  • Mandibulary: 22 + 11 = 33

Aligner Wear time

  • 1-week

Retention

  • Maxillary: Hawley
  • Mandibular: Hawley

Results achieved

  • Class II relationship maintained
  • Arches aligned and coordinated
  • Alignment of both arches through derotation
  • Arch form improved
  • Harmonic arches were achieved

Comments

  • I expanded the upper 3mm per arch and lower 2mm per arch and also used the space between 1.1 and 5.2 to derotate 1.1.
  • After the first round, 1.2 and 2.2 partially erupted, I chose the eruption compensation for 1.2 2.2 eruptions.

Images

Initial and final

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upper
lower
right
front
left
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upper
lower
right
front
left

Progress

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

Initial
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