Class III
,
Open bite
,
Crowding
,
Rotations

Distalization
,
Extrusion
,
Intrusion
,
Expansion
,
Retraction
,
Proclination
,
IPR
,
Elastics: Class III
Courtesy of Dr D. Sun, 2021
Before picture of treatment

Treatment Summary

Patient Information

  • Age: 24
  • Gender: female
  • Invisalign Treatment Option: Invisalign Full

Total Treatment Time

  • 22 months

Number of aligners

  • Maxillary: 5 + 38 = 43
  • Mandibulary: 5 + 38 = 43

Aligner Wear time

  • 2-weeks

Retention

  • Maxillary: Vivera retainer
  • Mandibular: Vivera retainer

Results achieved

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

Comments

  • Started additional aligner after stage 5 because the patient didn’t accept IPR
  • Made a new impression after using fixed expansion devices
  • Improved anterior open bite by intrusion of posterior teeth of the upper arch
  • Lower left distalization and expansion of lower right arch to retract lower anterior teeth
  • Used Class Ⅲ elastic to achieve Class Ⅰ relationship of right canines and molars
  • Expansion of upper arch to align arch

 

 

 

 

 

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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