Class I
,
Crowding

Expansion
Courtesy of Dr H. Sik Park, 2021
Before picture of treatment

Treatment Summary

Patient Information

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

Total Treatment Time

  • 7 months

Number of aligners

  • Maxillary: 32 + 17 = 49
  • Mandibulary: 32 + 14 = 46

Aligner Wear time

  • 1-week

Retention

  • Maxillary: Other Clear
  • Mandibular: Other Clear

Results achieved

  • Aesthetic smile line was achieved
  • Alignment of both arches through derotation
  • Arch expansion achieved
  • Arch form improved
  • Arches aligned and coordinated
  • Class I relationship achieved
  • Curve of Spee leveled
  • Harmonic arches were achieved
  • Midlines coincident

Comments

  • Simultaneous both arch expansion.
  • Intrude lower incisors to level Curve of Spee.
  • Close space between upper incisors.
  • Derotate upper lateral incisors.

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 Final
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