Class III
,
Posterior crossbite
,
Anterior crossbite
,
Open bite
,
Crowding
,
Rotations

Distalization
,
Leveling Curve of Spee
,
Intrusion
,
IPR
,
Elastics: Class III
Courtesy of Dr H. Watabe, 2021
Before picture of treatment

Treatment Summary

Patient Information

  • Age: 28
  • Gender: female
  • Invisalign Treatment Option: Invisalign Comprehensive

Total Treatment Time

  • 16 months

Number of aligners

  • Maxillary: 21 + 10 + 8 = 39
  • Mandibulary: 29 + 27 + 8 = 64

Aligner Wear time

  • 1-week

Retention

  • Maxillary: Vivera retainer
  • Mandibular: Vivera retainer

Results achieved

  • Class I relationship achieved
  • Functional canine guidance on both sides
  • Anterior crossbite corrected
  • Posterior crossbite corrected
  • Normal  overjet and overbite achieved
  • Overjet improved
  • Significant improvement of overbite
  • Significant improvement of overjet
  • 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

  • First aligner
  • In upper arch, the crowding was improved.
  • In lower arch, in combination with ClassⅢ elastic, the mandibular molars were moved distal and intrusion.
  • Additional aligner
  • In lower arch, since the distal movement of the molars was insufficient, a further distal movement was performed.

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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