Class III
,
Anterior crossbite
,
Maxillary midline deviation
,
Crowding
,
Rotations

Distalization
,
Leveling curve of Spee
,
Elastics: vertical
,
Intrusion
,
Retraction
,
First premolar extraction
,
IPR
,
Space Closure
,
TADs

Treatment information

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

Diagnostic Summary

  • Class III
  • Anterior crossbite
  • Asymmetric arches
  • Mandibular midline deviation
  • Crowding
  • Rotations

Use of:

  • Distalization
  • Intrusion
  • Leveling Curve of Spee
  • Extraction
  • Retraction
  • First Premolar extraction
  • IPR
  • Space Closure
  • Elastics: Vertical
  • TADs
  • Optimized root control attachments (G4)
  • Optimized deepbite attachments for anchorage (G5)
  • First premolar extraction solution for maximum anchorage (G6)
Courtesy of Dr S. Zhou 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

Treatment summary

Results Achieved

  • Class I relationship achieved
  • Functional canine guidance on both sides
  • Anterior crossbite corrected
  • Normal  overjet and overbite achieved
  • Midlines coincident
  • Proper axial inclination of incisors
  • Curve of Spee leveled
  • Arches aligned and coordinated
  • Arch form improved
  • Aesthetic smile line was achieved
  • All treatment goals were achieved case
  • Harmonic arches were achieved

Total treatment Time

  • 30 months

Number of aligners

  • Maxillary: 34 + 64 + 19 = 117
  • Mandibular: 34 + 64 + 19 = 117

Aligner wear time

  • 1-week

Comments

  • We used SmartForce  feature 'First premolar extraction solution for maximum anchorage (G6)' to retract upper and lower anterior teeth
  • Molar distalization technique assistant with TAD's were used to retract anterior teeth in both arches to achieve a better profile for the patient
  • We used vertical elastics to rotate the mandible

Retention

  • Maxillary:
  • Mandibular: