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

Distalization
,
Intrusion
,
Expansion
,
Elastics: Class II
,
Elastics: Class II in Additional Aligners
Courtesy of Dr L. Yau Chen, 2021
Before picture of treatment

Treatment Summary

Patient Information

  • Age: 23
  • Gender: female
  • Invisalign Treatment Option: Invisalign Full

Total Treatment Time

  • 21 months

Number of aligners

  • Maxillary: 39 + 10 + 9 = 58
  • Mandibulary: 39 + 10 + 9 = 58

Aligner Wear time

  • 10 days

Retention

  • Maxillary: Vivera retainer
  • Mandibular: Vivera retainer

Results achieved

  • Class I relationship achieved
  • Normal  overjet and overbite achieved
  • Deepbite improved
  • Overjet improved
  • Significant improvement of overbite
  • Significant improvement of overjet
  • Midlines coincident
  • Curve of Spee leveled
  • Arch form improved
  • All treatment goals were achieved case

Comments

  • Used molar distalization and post arch expansion to correct arch form and retract flared upper incisors.
  • Class II elastics helped as well to reduce overjet.
  • Besides, good control of incisor intrusion and premolar extrusion is very important to deep bite correction.
  • Class I canine and molar relationship was well achieved.

Images

Initial and final

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upper
lower
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front
left
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lower
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front
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Progress

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InitialFinal
Before picture of treatment
After picture of treatment
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Radiographs

Initial Final
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