Class I
,
Anterior crossbite
,
Asymmetric arches
,
Maxillary midline deviation
,
Mandibular midline deviation
,
Midline shift
,
Crowding
,
Rotations

Extrusion
,
Intrusion
,
Expansion
,
Retraction
,
Proclination
,
Phase I treatment / Interceptive
,
Elastics: vertical
Courtesy of Dr W. Ting Lin, 2021
Before picture of treatment

Treatment Summary

Patient Information

  • Age: 8
  • Gender: male
  • Invisalign Submission Option: Invisalign First

Number of aligners

  • Maxillary: 25 + 16 = 41
  • Mandibulary: 25 + 16 = 41

Aligner Wear time

  • 1-week

Retention

  • Maxillary: Other clear
  • Mandibular: Other clear

Results achieved

  • Class I relationship achieved
  • Anterior crossbite corrected
  • Proper axial inclination of incisors
  • Arches aligned and coordinated
  • Alignment of both arches through derotation
  • Arch form improved
  • Harmonic arches were achieved

Comments

  • Arch expansion, as well as derotation, done.
  • The expansion mode via 1st molars expansion first, then simultaneously expansion after 1 st molar expansion about 1/3- 1/2.
  • Early anterior tooth crossbite correction starts from stage 1.
  • Overtreatment of derotation movement over tooth 1.1, 2.1.

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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