Class II div 1
,
Posterior crossbite
,
Increased overjet
,
Asymmetric arches
,
Crowding
,
Rotations

Leveling Curve of Spee
,
Intrusion
,
Retraction
,
First premolar extraction
,
TADs
,
Overtreatment
,
Elastics: Class II
,
Extraction
Courtesy of Dr J. Weng, 2023
Before picture of treatment

Treatment Summary

Patient Information

  • Age: 24
  • Gender: female
  • Invisalign Submission Option: Invisalign Full

Total Treatment Time

  • 30 months

Number of aligners

  • Maxillary: 75 + 21 + 14 = 110
  • Mandibulary: 65 + 21 + 14 = 100

Aligner Wear time

  • 1-week

Retention

  • Maxillary: Other clear
  • Mandibular: Other clear

Results achieved

  • Class I relationship achieved
  • Functional canine guidance on both sides
  • Normal  overjet and overbite achieved
  • Overjet improved
  • 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

  • This is an extraction case and 14/24/34/44 were extracted.
  • Upper posterior TADs were used to strengthen anchorage.
  • Second molars buccal crossbite was adjusted to normal.
  • Canine optimized root control attachments did a good job with canine’s bodily movement.
  • Profile improved.
  • Normal overjet and overbite relationships were achieved.

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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