Class II div 1
,
Increased overjet
,
Mandibular retrognathia
,
Deepbite
,
Narrow arches
,
Midline shift
,
Spacing
,
Diastema

Elastics: Class II
,
Distalization
,
Leveling curve of Spee
,
Intrusion
,
Expansion
,
Retraction
,
Space Closure

Treatment information

  • Age: 12
  • Gender: male
  • Invisalign Treatment Option: Invisalign Full

Diagnostic Summary

  • Class II div 1
  • Increased overjet
  • Mandibular retrognathia
  • Deepbite
  • Narrow arches
  • Midline shift
  • Spacing
  • Diastema

Use of:

  • Distalization
  • Expansion
  • Intrusion
  • Leveling Curve of Spee
  • Retraction
  • Space Closure
  • Elastics: Class II
  • Optimized rotation attachment (G3) on Buccal 4.3 (LR3), Buccal 3.3 (LL3), Buccal 3.5 (LL5)
  • Optimized extrusion attachment (G3)
  • Power ridge feature (G3) on Buccal 3.2 (LL2)
  • Optimized multiplane (G4) on Buccal 1.2 (UR2), Buccal 2.2 (UL2)
  • Optimized root control attachments (G4) on Buccal 1.4 (UR4), Buccal 2.4 (UL4), Buccal 2.5 (UL5), Buccal 4.4 (LR4)
  • Optimized deepbite attachments for anchorage (G5) on Buccal 4.5 (LR5), Buccal 3.4 (LL4)
  • Pressure areas (G5) on Lingual 1.1 (UR1), Lingual 1.2 (UR2), Lingual 2.1 (UL1), Lingual 2.2 (UL2), Lingual 4.1 (LR1), Lingual 4.2 (LR2), Lingual 4.3 (LR3), Lingual 3.1 (LL1), Lingual 3.2 (LL2), Lingual 3.3 (LL3)
  • Optimized multi-plane attachments for molars (G7+) on Buccal 1.6 (UR6)
Courtesy of Dr L. Ching Fan Li 2019

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
Additional Aligners

Treatment summary

Results Achieved

  • Class I relationship achieved
  • Normal  overjet and overbite achieved
  • Deepbite improved
  • Overjet improved
  • Significant improvement of overbite
  • Significant improvement of overjet
  • Midlines coincident
  • Proper axial inclination of incisors
  • Curve of Spee leveled
  • Arches aligned and coordinated

Total treatment Time

  • 11 months

Number of aligners

  • Maxillary: 35 + 15 = 50
  • Mandibular: 35 + 15 = 50

Aligner wear time

  • 1-week

Comments

  • Unilateral Class II elastics with sequential distalization was used to correct the Class II malocclusion
  • The deep bite was opened successfully with relative intrusion
  • The torque of the anterior teeth was improved significantly