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

Leveling Curve of Spee
,
Intrusion
,
Expansion
Courtesy of Dr Y. Han, 2022
Before picture of treatment

Treatment Summary

Patient Information

  • Age: 7
  • Gender: female
  • Invisalign Submission Option: Invisalign First

Total Treatment Time

  • 15 months

Number of aligners

  • Maxillary: 34 + 21 = 55
  • Mandibulary: 34 + 21 = 55

Aligner Wear time

  • 1-week

Retention

  • Maxillary: Hawley
  • Mandibular: Hawley

Results achieved

  • Class I relationship achieved
  • Normal  overjet and overbite achieved
  • Deepbite improved
  • Overjet improved
  • Significant improvement of overbite
  • Significant improvement of overjet
  • Proper axial inclination of incisors
  • Arches aligned and coordinated
  • Arch form improved
  • Aesthetic smile line was achieved 
  • Harmonic arches were achieved

Comments

  • This girl has lip biting habit and has very flared incisors.
  • The girl is very cooperatively wearing aligner and 7 days change one aligner.
  • We successfully expanded the narrow arch, retrocline the upper incisor to reduce the trauma risk from upper incisors.
  • After expanding upper arch, mandible growth to achieve molar class I relationship.

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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