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

Distalization
,
Leveling Curve of Spee
,
Intrusion
,
Expansion
,
Retraction
,
IPR
,
Elastics: Class II
,
Elastics: Class III
Courtesy of Dr Q. Chen, 2022
Before picture of treatment

Treatment Summary

Patient Information

  • Age: 33
  • Gender: female
  • Invisalign Submission Option: Invisalign Comprehensive

Total Treatment Time

  • 20 months

Number of aligners

  • Maxillary: 61 + 20 = 81
  • Mandibulary: 61 + 23 = 84

Aligner Wear time

  • 1-week

Retention

  • Maxillary: Hawley
  • Mandibular: Hawley

Results achieved

  • Class I relationship achieved
  • Functional canine guidance on both sides
  • Normal  overjet and overbite achieved
  • Deepbite improved
  • Overjet improved
  • Significant improvement of overbite
  • Significant improvement of overjet
  • Curve of Spee leveled
  • Aesthetic smile line was achieved 
  • All treatment goals were achieved case

Comments

  • Invisalign is good for molar distalization and lower front teeth intrusion.
  • The upper molars were distally moved by 2mm.
  • The upper front teeth were retracted by 8mm.
  • Class II elastics were used to enhance maxillary anchorage and help retract upper incisors.
  • The upper and lower arches were expanded by 1.2mm per side at the posterior area.
  • Black triangle was improved after lower front teeth retraction and IPR.
  • Molar and canine relationships were both adjusted.

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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