Class II div 1
,
Narrow arches
,
Maxillary midline deviation
,
Midline shift
,
Crowding
,
Rotations
,
Impacted canines
,
Pre-restorative

Distalization
,
Leveling Curve of Spee
,
Intrusion
,
Retraction
,
IPR
,
Restorative
,
TADs
,
Elastics: Class II
Courtesy of Dr Q. Chen, 2022
Before picture of treatment

Treatment Summary

Patient Information

  • Age: 40
  • Gender: female
  • Invisalign Submission Option: Invisalign Full

Total Treatment Time

  • 11 months

Number of aligners

  • Maxillary: 27 + 16 = 43
  • Mandibulary: 27 + 16 = 43

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
  • Midlines coincident
  • Proper axial inclination of incisors
  • 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

  • Invisalign is good for molar distalization and crowding correction.
  • The upper left first molar was distally moved by 1.5mm.
  • Class II elastics were used to enhance maxillary anchorage and help retract upper incisors.
  • Upper and lower midlines were both adjusted.
  • The aligner treatment was finished in 11 months with good result.
  • 27 was intruded for 3mm and a fixed bonded retainer was use to maintain the vertical position of 27 before 37 restoration.
  • 37 was restored by implant and PFM.

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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