Class II div 1
,
Class III
,
Deep bite
,
Asymmetric arches
,
Mandibular midline deviation
,
Midline shift
,
Crowding
,
Rotations

Leveling Curve of Spee
,
Extrusion
,
Intrusion
,
Expansion
,
Retraction
,
Proclination
,
IPR
,
Elastics: Class II
Courtesy of Dr Y. Lin, 2021
Before picture of treatment

Treatment Summary

Patient Information

  • Age: 18
  • Gender: male
  • Invisalign Treatment Option: Invisalign Full

Total Treatment Time

  • 28 months

Number of aligners

  • Maxillary: 51 + 32 + 28 = 111
  • Mandibulary: 51 + 32 + 28 = 111

Aligner Wear time

  • 1-week

Retention

  • Maxillary: Vivera retainer
  • Mandibular: Vivera retainer

Results achieved

  • 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
  • Alignment of both arches through derotation
  • Arch form improved
  • Aesthetic smile line was achieved 
  • All treatment goals were achieved case
  • Harmonic arches were achieved

Comments

  • Class II elastic traction with intrusion of lower ant teeth was used to improve class II and correct deep bite at the same time.
  • Besides, the arch expansion was performed to retract upper ant teeth for the patient's protrusive problem.
  • Finally, two additional aligners were performed for detailing and finishing.

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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