Class III
,
Posterior crossbite
,
Anterior crossbite
,
Deep bite
,
Mandibular midline deviation
,
Midline shift
,
Crowding
,
Rotations

Distalization
,
Leveling curve of Spee
,
Intrusion
,
Elastics: Class III
Courtesy of Dr. W. Chi Chiu, 2020
Before picture of treatment

Treatment Summary

Patient Information

  • Age: 31
  • Gender: female
  • Invisalign Treatment Option: Invisalign Full

Total Treatment Time

  • 15 months

Number of aligners

  • Maxillary: 58
  • Mandibulary: 58

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
  • Deepbite improved
  • 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

  • We used expansion on the uppers to resolve the crowding and improve the arch form
  • Sequential distalization was performed over LL to establish canine and molar Class I relationship
    We used segmental lower incisor intrusion with Class III elastics to establish a normal overjet and overbite relationship and correct the midline deviation

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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lower
right
front
left
InitialFinal
Before picture of treatment
After picture of treatment
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Radiographs

Initial Final
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