Class II div 1
,
Deep bite
,
Narrow arches
,
Crowding
,
Spacing

Intrusion
,
Expansion
,
IPR
Courtesy of Dr. Yau, 2010-european-case-gallery
Before picture of treatment

Treatment Summary

Patient Information

  • Age: 28
  • Gender: Male
  • Invisalign Submission Option: Full

Total Treatment Time

  • 26 months

Number of aligners

  • Maxillary: 19 + 6 + 5 = 30
  • Mandibulary: 20 + 8 = 28

Retention

  • Maxillary: Fixed 3-3, Removable retainer
  • Mandibular: Fixed 2-2, Removable retainer

Results achieved

  • Class I relationship
  • Normal overjet and overbite achieved
  • Improved and wined arch forms
  • Lower occlusal plane levelled
  • Midlines coincident
  • Arches coordinated and aligned with diastema closed

Comments

  • Refinement was needed for this treatment to reduce overjet and extrude canines
  • Use of attachments to aid extrusion of 1.3 (UR3) and 2.3 (UL3)
  • Class II elastics may be used to back up anchorage

Images

Initial and final

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upper
lower
right
front
left
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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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  • Unerupted maxillary third molars
  • Impacted mandibular third molars
  • No pathological findings