Class II div 1
,
Anterior crossbite
,
Posterior crossbite
,
Crowding
,
Impacted canines

Elastics: Class II
,
Expansion
,
Other extraction

Treatment information

  • Age: 24
  • Gender: F
  • Invisalign Treatment Option: Full

Chief Concern

  • Posterior Crossbite and Anterior Crowding

Diagnostic Summary

  • Class II relationship
  • Severe Crowding in both arches
  • Posteriorand anterior Crossbites
  • Premolar Extraction

Treatment Plan and ClinCheck Analysis

  • Obtain a Class I relationship
  • Correct the axial inclination of maxillary teeth
  • Premolar extraction
  • Use of Class II elastics for additional anchorage

Use of:

  • Expansion
  • Use of Elastics
  • Extraction
Courtesy of Dr. Samoto 2012
Award 2013 Peer Review Award

Photos

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

Radiographs

ClinCheck treatment plan

video anterior
video right-left
video upper-lower
Download ADF files
Initial
Refinement

Treatment summary

Results Achieved:

  • Class I relationship achieved
  • Posterior and anterior crossbites corrected
  • Arches aligned and coordinated

Total treatment time:

  • 41 months

Number of Aligners:

  • Maxillary: 52+22+15=89
    Mandibular: 51+18+12=81

Comments:

  • Used modified lingual arch to upright maxillary canines for 6 months prior to Invisalign treatment
  • Refinement was needed to improve protrusive profile
  • IPR was used in refinement stage
  • There was no use of braces, wires or miniscrews

Retention:

  • Maxillary: Essix retainer
  • Mandibular: Essix retainer