Class III
,
Anterior crossbite
,
Deep bite
,
Narrow arches

Distalization
,
Leveling Curve of Spee
,
Extrusion
,
Expansion
,
Retraction
,
Elastics: Class III
,
Elastics: vertical
Courtesy of Dr J. Chun Hao Lin, 2022
Before picture of treatment

Treatment Summary

Patient Information

  • Age: 9
  • Gender: male
  • Invisalign Treatment Option: Invisalign First

Total Treatment Time

  • 14 months

Number of aligners

  • Maxillary: 27 + 30 + 27 = 84
  • Mandibulary: 27 + 30 + 27 = 84

Retention

  • Maxillary: Hawley
  • Mandibular: Hawley

Results achieved

  • Class I relationship achieved
  • Anterior crossbite corrected
  • NormalĀ  overjet and overbite achieved
  • Deepbite improved
  • Significant improvement of overjet
  • Curve of Spee leveled

Comments

  • We expanded upper dentition to create space for teeth eruption and distalized lower dentition to retract lower anterior teeth.
  • Further used class III elastic to increase anchorage.

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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