Class I
,
Deep bite
,
Narrow arches
,
Asymmetric arches
,
Crowding
,
Rotations
,
Pre-restorative

Mesialization
,
Leveling Curve of Spee
,
Intrusion
,
Retraction
,
IPR
,
Space Closure
,
Restorative
,
Elastics: Class III
Courtesy of Dr Q. Chen, 2023
Before picture of treatment

Treatment Summary

Patient Information

  • Age: 12
  • Gender: female
  • Invisalign Submission Option: Invisalign Moderate

Total Treatment Time

  • 11 months

Number of aligners

  • Maxillary: 25 + 9 + 8 = 42
  • Mandibulary: 25 + 14 + 14 = 53

Aligner Wear time

  • 1-week

Retention

  • Maxillary: Fixed/Bonded
  • Mandibular: Fixed/Bonded

Results achieved

  • Class I relationship achieved
  • Functional canine guidance on both sides
  • Normal  overjet and overbite achieved
  • Deepbite improved
  • Overjet improved
  • Significant improvement of overbite
  • Significant improvement of overjet
  • Midlines coincident
  • 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 Invisalign system worked well for space adjustment to open and maintain restoration space.
  • Upper and lower arches were expanded by 1mm per side at the canine area.
  • Invisalign treatment worked well on a malformed front tooth case.
  • With the help of a bite-ramp, normal overjet and overbite relationships were achieved.
  • Class II elastics were used to retract the upper incisor and correct the class II relationship.
  • Rotation of the lower canine was fully corrected.
  • #12 was restored after aligner treatment.
  • The treatment was completed in 11 months.

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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