Class II div 1
,
Increased overjet
,
Crowding

Leveling Curve of Spee
,
Proclination
,
IPR
,
Phase I treatment / Interceptive
,
Elastics: Class II
Courtesy of Dr M. Liao, 2024
Before picture of treatment

Treatment Summary

Patient Information

  • Age: 8
  • Gender: female
  • Invisalign Submission Option: Invisalign First

Total Treatment Time

  • 8 months

Number of aligners

  • Maxillary: 36
  • Mandibulary: 36

Aligner Wear time

  • 1-week

Retention

  • Maxillary: Other
  • Mandibular: Other

Results achieved

  • Class I relationship achieved
  • Functional canine guidance on both sides
  • NormalĀ  overjet and overbite achieved
  • Significant improvement of overjet
  • Curve of Spee leveled

Comments

  • Reduce large overjet by habit correction and Class II elastics wearing.
  • Finally patient can achieve lip closure easily.
  • Designed the lower curve of Spee leveling.
  • Relieved the lower arch crowding by primary teeth IPR.

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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