Class II div 1
,
Increased overjet
,
Narrow arches
,
Midline shift
,
Crowding

Distalization
,
Leveling Curve of Spee
,
Intrusion
,
Expansion
,
IPR
,
Elastics: Class II
Courtesy of Dr Q. Chen, 2021
Before picture of treatment

Treatment Summary

Patient Information

  • Age: 33
  • Gender: female
  • Invisalign Treatment Option: Invisalign Full

Total Treatment Time

  • 18 months

Number of aligners

  • Maxillary: 48 + 47 + 27 = 122
  • Mandibulary: 40 + 48 + 30 = 118

Aligner Wear time

  • 1-week

Retention

  • Maxillary: Hawley
  • Mandibular: Hawley

Results achieved

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

Comments

  • Class II molar and canine relationship of right side were fully corrected by molar distalization.
  • 4mm crowding in both upper and lower arches was correct by IPR, 0.8mmof IPR was designed for upper central incisors.
  • The patient had failed to wear the initial aligner as demanded and we had a MCC in the third month of treatment.
  • Total treatment time was 18 months as the patient cooperated well after MCC and the final outcome was satisfied.

Images

Initial and final

Click to compare enlarged
upper
lower
right
front
left
Click to compare enlarged
upper
lower
right
front
left
InitialFinal
Before picture of treatment
After picture of treatment
Thumbnail, click to compare enlarged Thumbnail, click to compare enlarged
Thumbnail, click to compare enlarged Thumbnail, click to compare enlarged
Thumbnail, click to compare enlarged Thumbnail, click to compare enlarged
Thumbnail, click to compare enlarged Thumbnail, click to compare enlarged
Thumbnail, click to compare enlarged Thumbnail, click to compare enlarged

Radiographs

Initial Final
Click to compare enlarged316
Click to compare enlarged310