Class I
,
Narrow arches
,
Mandibular midline deviation
,
Midline shift
,
Spacing
,
Pre-restorative

Intrusion
,
Expansion
,
Retraction
,
IPR
,
Restorative
,
Elastics: Class II
Courtesy of Dr Q. Chen, 2022
Before picture of treatment

Treatment Summary

Patient Information

  • Age: 30
  • Gender: female
  • Invisalign Submission Option: Invisalign Full

Total Treatment Time

  • 13 months

Number of aligners

  • Maxillary: 20 + 12 + 12 = 44
  • Mandibulary: 24 + 14 + 15 = 53

Aligner Wear time

  • 1-week

Retention

  • Maxillary: Fixed/Bonded
  • Mandibular: Hawley

Results achieved

  • Class I relationship maintained
  • Functional canine guidance on both sides
  • Normal  overjet and overbite achieved
  • Midlines coincident
  • Proper axial inclination of incisors
  • Curve of Spee leveled
  • Arch form improved
  • Aesthetic smile line was achieved 
  • All treatment goals were achieved case
  • Harmonic arches were achieved

Comments

  • Invisalign worked well at arch expansion and space adjustment.
  • Upper and lower arches were expanded by 1mm per side at the canine area.
  • Upper anterior teeth were retracted by 2mm.
  • Leveled Curve of Spee.
  • Normal overjet and overbite relationships were achieved.
  • The upper and lower midlines were both adjusted.
  • The missing lower incisors were restored by a modified fixed.
  • Maryland Bridge was used and the patient was very pleased with the outcome.

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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