Class II div 1
,
Anterior crossbite
,
Open bite
,
Mandibular midline deviation
,
Spacing

Mesialization
,
Leveling Curve of Spee
,
Extrusion
,
Retraction
,
Space Closure
Courtesy of Dr J. Weng, 2021
Before picture of treatment

Treatment Summary

Patient Information

  • Age: 24
  • Gender: female
  • Invisalign Treatment Option: Invisalign Full

Total Treatment Time

  • 24 months

Number of aligners

  • Maxillary: 17 + 18 = 35
  • Mandibulary: 73 + 18 = 91

Aligner Wear time

  • 1-week

Retention

  • Maxillary: Other clear
  • Mandibular: Other clear

Results achieved

  • Class I relationship achieved
  • Functional canine guidance on both sides
  • Anterior crossbite corrected
  • Normal  overjet and overbite achieved
  • 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

  • Optimized Multi-tooth extrusion.  Attachments were used for extruding upper incisors to correct open bite and improve the patient‘s smile line.
  • Power ridge used for anchorage control of incisors.
  • Patients with anterior open bite usually have tongue swallowing habits. It's very important to teach patients to correct tongue swallowing habits during orthodontic treatment.

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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