Class II div 1
,
Increased overjet
,
Mandibular retrognathia
,
Deep bite
,
Narrow arches
,
Mandibular midline deviation
,
Crowding

Leveling Curve of Spee
,
Intrusion
,
Expansion
,
Retraction
,
Elastics: Class II
,
Elastics: Class II in Additional Aligners
Courtesy of Dr Q. Chen, 2021
Before picture of treatment

Treatment Summary

Patient Information

  • Age: 8
  • Gender: Female
  • Invisalign Submission Option: Invisalign Teen

Total Treatment Time

  • 12 months

Number of aligners

  • Maxillary: 30 + 17 = 47
  • Mandibulary: 33 + 20 = 53

Aligner Wear time

  • 1-week

Retention

  • Maxillary: Hawley
  • Mandibular: Hawley

Results achieved

  • Class I relationship achieved
  • Functional canine guidance on both sides
  • NormalĀ  overjet and overbite achieved
  • Deepbite improved
  • Overjet improved
  • Midlines coincident
  • Curve of Spee leveled

Comments

  • Overjet was normal after 12 months of aligner wearing.
  • Class II elastics were used all throughout the treatment.
  • Upper and lower narrow arch forms were significantly improved.
  • Mandibular retrognathia and Class II occlusion were both corrected.
  • The patient and her parents were very pleased with the treatment outcome and short treatment time.
  • This type of case could use Invisalign first to finish with a good treatment outcome.

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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