Class I
,
Midline shift
,
Crowding

First premolar extraction
Courtesy of Dr Z. Chenwan, 2020
Before picture of treatment

Treatment Summary

Patient Information

  • Age: 29
  • Gender: female
  • Invisalign Submission Option: Invisalign Full

Total Treatment Time

  • 18 months

Number of aligners

  • Maxillary: 35 + 18 = 53
  • Mandibulary: 35 + 18 = 53

Retention

  • Maxillary: Other clear
  • Mandibular: Other clear

Results achieved

  • Class I relationship maintained
  • Normal  overjet and overbite achieved
  • Midlines coincident
  • 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

  • G6 system is adopted to ensure maximum anchorage.
  •  Posterior teeth were kept basically immovable, and all the tooth extraction Spaces were used for adduction of the anterior teeth
  • Wisdom teeth were removed before the fine-tuning stage, so that the opening and closing of the back teeth could be solved quickly
  • Two types of traction were used in the fine-tuning phase to ensure that a neutral occlusion of the posterior teeth could be achieved

 

Images

Initial and final

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front
left
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front
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Progress

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InitialFinal
Before picture of treatment
After picture of treatment
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Radiographs

Initial Final
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