Class I
,
Open bite
,
Crowding

First premolar extraction
,
Elastics: Class II in Additional Aligners
Courtesy of Dr S. Shih-Hsuan Chen, 2021
Before picture of treatment

Treatment Summary

Patient Information

  • Age: 13
  • Gender: female
  • Invisalign Treatment Option: Invisalign Full

Total Treatment Time

  • 32 months

Number of aligners

  • Maxillary: 61 + 17 + 12 = 90
  • Mandibulary: 63 + 17 + 12 = 92

Aligner Wear time

  • 7-10 days

Retention

  • Maxillary: Vivera retainer
  • Mandibular: Vivera retainer

Results achieved

  • Class I relationship maintained
  • Anterior crossbite corrected
  • Normal  overjet and overbite achieved
  • Midlines coincident
  • Proper axial inclination of incisors
  • Arches aligned and coordinated
  • Arch form improved
  • Aesthetic smile line was achieved 
  • All treatment goals were achieved case
  • Harmonic arches were achieved

Comments

  • G6 was used in this extraction case to achieve proper root control during space closure.
  • Class II elastics were used in additional aligners to reduce OJ and achieve Class I molar relation.

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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