Class II div 2
,
Anterior crossbite
,
Deep bite
,
Narrow arches
,
Asymmetric arches
,
Maxillary midline deviation
,
Crowding
,
Rotations
,
Spacing

Distalization
,
Leveling Curve of Spee
,
Intrusion
,
Expansion
,
IPR
,
Space Closure
,
TADs
,
Overtreatment
,
Elastics: Class II
Courtesy of Dr J. Weng, 2021
Before picture of treatment

Treatment Summary

Patient Information

  • Age: 28
  • Gender: female
  • Invisalign Submission Option: Invisalign Full

Total Treatment Time

  • 24 months

Number of aligners

  • Maxillary: 58 + 20 = 78
  • Mandibulary: 49 + 20 = 69

Aligner Wear time

  • 10 days

Retention

  • Maxillary: Other clear
  • Mandibular: Other clear

Results achieved

  • Class I relationship achieved
  • Anterior crossbite corrected
  • Normal  overjet and overbite achieved
  • Deepbite improved
  • Significant improvement of overbite
  • Significant improvement of overjet
  • Midlines coincident
  • Proper axial inclination of incisors
  • Curve of Spee leveled
  • Arches aligned and coordinated
  • Alignment of both arches through derotation
  • Arch form improved
  • Aesthetic smile line was achieved 
  • All treatment goals were achieved case
  • Harmonic arches were achieved

Comments

  • Invisalign aligners had advantages on molar distalization.
  • The upper left molars were distalized moved by 3.8mm and the upper right molars were distalized moved by 2.6mm, which opened 6.3mm space to restore 2.3(implant).
  • Used mini screws on the maxillary posterior-tooth area to strengthen anchorage and enhance the expression rate of molar distalization.

Images

Initial and final

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upper
lower
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left
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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
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