Class III
,
Anterior crossbite
,
Narrow arches
,
Asymmetric arches
,
Crowding
,
Rotations
,
Spacing
,
Diastema

Elastics: Class II
,
Elastics: vertical
,
Extrusion
,
Intrusion
,
Expansion
,
Retraction
,
Proclination
,
IPR
,
Space Closure
,
Pre-surgical

Treatment information

  • Age: 22
  • Gender: female
  • Invisalign Treatment Option: Invisalign Full

Diagnostic Summary

  • Class III
  • Anterior crossbite
  • Narrow arches
  • Asymmetric arches
  • Crowding
  • Rotations
  • Spacing
  • Diastema

Use of:

  • Expansion
  • Extrusion
  • Intrusion
  • Proclination
  • Retraction
  • IPR
  • Space Closure
  • Elastics: Vertical
  • Elastics: Class II
  • Pre-surgical
  • Optimized rotation attachment (G3) on Buccal 4.3 (LR3)
  • Optimized root control attachments (G4) on Buccal 1.1 (UR1), Buccal 1.4 (UR4), Buccal 2.4 (UL4), Buccal 4.3 (LR3)
  • Optimized deepbite attachments for anchorage (G5) on Buccal 1.4 (UR4), Buccal 2.4 (UL4)
  • Pressure areas (G5) on Buccal 4.1 (LR1), Buccal 4.2 (LR2), Buccal 3.1 (LL1), Buccal 3.2 (LL2)
Courtesy of Dr B. Wang 2019

Photos

Click to compare enlarged
upper
Initial
lower
right
front
left
Click to compare enlarged
upper
Final
lower
right
front
left
Click to compare enlarged
upper
Progress
lower
right
front
left

Radiographs

ClinCheck treatment plan

video anterior
video right-left
video upper-lower
Download ADF files
Initial
Additional Aligners

Treatment summary

Results Achieved

  • Class I relationship achieved
  • Functional canine guidance on both sides
  • Anterior crossbite corrected
  • Normal¬† overjet and overbite achieved
  • Significant improvement of overjet
  • 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

Total treatment Time

  • 24 months

Number of aligners

  • Maxillary: 42 + 16 = 58
  • Mandibular: 42 + 16 = 58

Aligner wear time

  • 1-week

Comments

  • We used orthognathic surgery to help correct skeletal Class III malocclusion;
  • Retract the upper anterior teeth
  • Labial procline the lower anterior teeth during pre-surgical decompensation;
  • Power ridge is designed for lower anterior teeth to help protect the periodontal status;
  • Expand the lower dental arch to help correct upper and lower dental arch shape discrepancy;
  • use of IPR to help correct Bolton's discrepancy

Retention

  • Maxillary:
  • Mandibular: