Class I
,
Asymmetric arches
,
Maxillary midline deviation
,
Midline shift
,
Crowding

Distalization
,
Leveling curve of Spee
,
Intrusion
,
Expansion
,
Retraction
,
IPR
,
TADs
,
Overtreatment
,
Elastics: Class II
Courtesy of Dr Chun Hao Lin, 2020
Before picture of treatment

Treatment Summary

Patient Information

  • Age: 15
  • Gender: male
  • Invisalign Treatment Option: Invisalign Comprehensive

Total Treatment Time

  • 42 months

Number of aligners

  • Maxillary: 86 + 40 + 15 = 141
  • Mandibulary: 86 + 40 + 18 = 144

Aligner Wear time

  • 1 week

Retention

  • Maxillary: Other clear
  • Mandibular: Other clear

Results achieved

  • Functional canine guidance on both sides
  • Anterior crossbite corrected
  • Normal  overjet and overbite achieved
  • Proper axial inclination of incisors
  • Arches aligned and coordinated
  • Arch form improved
  • Aesthetic smile line was achieved 
  • Harmonic arches were achieved

Comments

  • Severe crowding and lack space for tooth #22, expansion- used IPR and distalization to create space for alignment
  • To prevent extraction, distalization is a good choice for a teenage patient like this
  • Used class II elastic and TADs to support anchorage
  • Compliance is the key to accomplishing a good outcome

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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