Class I
,
Mandibular retrognathia

Leveling Curve of Spee
,
Intrusion
,
Retraction
,
First premolar extraction
,
Overtreatment
,
Extraction
Courtesy of Dr Y. Zhu, 2023
Before picture of treatment

Treatment Summary

Patient Information

  • Age: 25
  • Gender: female
  • Invisalign Submission Option: Invisalign Comprehensive

Total Treatment Time

  • 25 months

Number of aligners

  • Maxillary: 39 + 27 = 66
  • Mandibulary: 39 + 27 = 66

Aligner Wear time

  • 10 days

Retention

  • Maxillary: Other clear
  • Mandibular: Other clear

Results achieved

  • Class I relationship achieved
  • Functional canine guidance on both sides
  • Curve of Spee leveled
  • Aesthetic smile line¬†was achieved¬†
  • All treatment goals were achieved case

Comments

  • Class III elastics with G6 provided maximum anchorage for lower first premolars extraction solution in this case treated by combined orthodontic and orthognathic surgery.
  • Optimized attachments achieved good control of tooth movement.
  • Favourable treatment outcomes, including harmonious facial profile and stable occlusion, were achieved.

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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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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