Class II div 1
,
Posterior crossbite
,
Narrow arches
,
Asymmetric arches
,
Mandibular midline deviation
,
Crowding
,
Rotations

Leveling Curve of Spee
,
Expansion
,
Lower incisor extraction
,
Other extraction
,
IPR
,
Elastics: vertical
Courtesy of Dr D. She, 2021
Before picture of treatment

Treatment Summary

Patient Information

  • Age: 27
  • Gender: female
  • Invisalign Submission Option: Invisalign Full

Total Treatment Time

  • 25 months

Number of aligners

  • Maxillary: 49 + 28 + 12 = 89
  • Mandibulary: 49 + 16 + 10 = 75

Aligner Wear time

  • 1주

Retention

  • Maxillary: Vivera retainer
  • Mandibular: Vivera retainer

Results achieved

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

코멘트

  • Aligned teeth after treatment
  • Achieved class I molar and canine relationship by upper posteriors distalization
  • Used large amount of IPRs in upper anteriors to coordinate the Bolton ratio of the anterior teeth
  • No anchorage screws or brackets were used during the treatment
  • Used vertical traction to extrude 18、28 to replaced 17、27 and achieved normal occlusion
  • The course of treatment was 25 months

Images

Initial and final

Click to compare enlarged
upper
lower
right
front
left
Click to compare enlarged
upper
lower
right
front
left

진행

Click to compare enlarged
upper
lower
right
front
left
치료 전 초기최종
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

방사선 사진

치료 전 초기 최종
Click to compare enlarged398
Click to compare enlarged392