Class I
,
Edge to edge bite
,
Crowding

Elastics: Class II
,
Leveling curve of Spee
,
Intrusion
,
Retraction
,
First premolar extraction
,
IPR
,
Overtreatment

Treatment information

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

Diagnostic Summary

  • Class I
  • Edge to edge bite
  • Crowding

Use of:

  • Intrusion
  • Leveling Curve of Spee
  • Extraction
  • Retraction
  • First Premolar extraction
  • IPR
  • Elastics: Class II
  • Optimized root control attachments (G4) on Buccal 1.5 (UR5), Buccal 2.5 (UL5), Buccal 4.3 (LR3), Buccal 4.5 (LR5), Buccal 3.3 (LL3), Buccal 3.5 (LL5)
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

Treatment summary

Results Achieved

  • Class I relationship maintained
  • Functional canine guidance on both sides
  • Normal¬† overjet and overbite achieved
  • Proper axial inclination of incisors
  • Curve of Spee leveled
  • Aesthetic smile line¬†was achieved
  • All treatment goals were achieved case
  • Harmonic arches were achieved

Total treatment Time

  • 19 months

Number of aligners

  • Maxillary: 39 + 13 + 18 = 70
  • Mandibular: 39 + 13 + 18 = 70

Aligner wear time

  • 1-week

Comments

  • Use of moderate anchorage design for the extraction sites to address maxillary and mandibular protrusion
  • Mild crowding, as well as upper and lower denture protrusion
  • Use of Class II intermaxillary elastics to help control anchorage;
  • Use IPR to help correct Bolton discrepancy
  • Control the lingual movements for the roots of upper and lower anterior teeth during retraction to help prevent gingival recession

Retention

  • Maxillary:
  • Mandibular: