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

1. Optimized Multi-tooth extrusion attachments are used for extruding upper incisors to help correcting open bite and improving patient‘s smile line.
2.Power ridge is good for anchorage control of incisors.
3.Patient with anterior open bite usually has tongue swallowing habit.It's very important to teach patient to correct tongue swallowing habit 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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