Class II div 1
,
Deep bite
,
Midline shift

Leveling Curve of Spee
,
First premolar extraction
,
IPR
,
Elastics: Class II
Courtesy of Dr M. Makino, 2023
Before picture of treatment

Treatment Summary

Patient Information

  • Age: 18
  • Gender: female
  • Invisalign Submission Option: Invisalign Comprehensive

Total Treatment Time

  • 25 months

Number of aligners

  • Maxillary: 61 + 19 = 80
  • Mandibulary: 23 + 22 = 45

Aligner Wear time

  • 1-week

Retention

  • Maxillary: Vivera retainer
  • Mandibular: Vivera retainer

Results achieved

  • Class II relationship maintained
  • Functional canine guidance on both sides
  • Deepbite improved
  • Significant improvement of overjet
  • Midlines coincident
  • Aesthetic smile line¬†was achieved¬†

Comments

  • Maximum retraction of the maxillary anterior teeth was achieved with Class II elastics.
  • In additional aligners, the erupted U8 was also aligned and used as anchorage.
  • Overbite was controlled with intrusion of the mandibular anterior teeth.

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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lower
right
front
left
InitialFinal
Before picture of treatment
After picture of treatment
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Radiographs

Initial Final
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