Class I
,
Anterior crossbite
,
Edge to edge bite
,
Increased overjet
,
Open bite
,
Mandibular midline deviation
,
Midline shift
,
Spacing

Leveling Curve of Spee
,
Retraction
,
IPR
,
Space Closure
Courtesy of Dr W. Chi Chiu, 2021
Before picture of treatment

Treatment Summary

Patient Information

  • Age: 50
  • Gender: female
  • Invisalign Submission Option: Invisalign Lite

Total Treatment Time

  • 7 months

Number of aligners

  • Mandibulary: 14 + 14 = 28

Aligner Wear time

  • 1-week

Retention

  • Maxillary: Other
  • Mandibular: Vivera retainer

Results achieved

  • Class I relationship maintained
  • Anterior crossbite corrected
  • Normal  overjet and overbite achieved
  • Overjet improved
  • Midlines coincident
  • Proper axial inclination of incisors
  • Curve of Spee leveled
  • Arches aligned and coordinated
  • Arch form improved
  • Aesthetic smile line was achieved 
  • All treatment goals were achieved case
  • Harmonic arches were achieved

Comments

  • The anterior crossbite with lower anterior procumbency was corrected from retraction of spaces created from IPR.
  • No elastics were used for anterior retraction.
  • Only lower arch was under treatment.

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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