Class II div 2
,
Mandibular retrognathia
,
Deep bite
,
Mandibular midline deviation
,
Crowding
,
Rotations

Distalization
,
Leveling Curve of Spee
,
Intrusion
,
Expansion
,
Lower incisor extraction
,
Overtreatment
,
Elastics: Class II
Courtesy of Dr J. Weng, 2021
Before picture of treatment

Treatment Summary

Patient Information

  • Age: 29
  • Gender: female
  • Invisalign Submission Option: Invisalign Full

Total Treatment Time

  • 14 months

Number of aligners

  • Maxillary: 43
  • Mandibulary: 43

Aligner Wear time

  • 10 days

Retention

  • Maxillary: Other clear
  • Mandibular: Other clear

Results achieved

  • Class I relationship achieved
  • Functional canine guidance on both sides
  • Normal  overjet and overbite achieved
  • Deepbite improved
  • Significant improvement of overbite
  • Proper axial inclination of incisors
  • Curve of Spee leveled
  • Arches aligned and coordinated
  • Arch form improved
  • Aesthetic smile line was achieved 
  • Harmonic arches were achieved

Comments

  •  12 and 22 were microdontia, therefore I extracted 42 to coordinate the anterior Bolton index and align the lower arch.
  • Upper molars were distalized by 2mm per side to adjust Class II molar relationship to Class I molar relationship.
  • Invisalign aligners had great advantages on anterior intrusion and deep bite improvement.

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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