Class I
,
Midline shift
,
Crowding
,
Rotations

Leveling curve of Spee
,
Retraction
,
First premolar extraction
,
Space Closure
Courtesy of Dr W. Zhang, 2019
Before picture of treatment

Treatment Summary

Patient Information

  • Age: 23
  • Gender: female
  • Invisalign Treatment Option: Invisalign Full

Total Treatment Time

  • 16 months

Number of aligners

  • Maxillary: 45 + 24 = 69
  • Mandibulary: 45 + 24 = 69

Aligner Wear time

  • 1-week

Results achieved

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

Comments

  • Due to the use of G6 attachments in four quadrants, we successfully treated a bimaxillary protrusion case with the extraction of the four first premolars.
  • We were able to control a parallel move of the roots, and leveled the Spee curve successfully

Images

Initial and final

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upper
lower
right
front
left
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upper
lower
right
front
left

Progress

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upper
lower
right
front
left
InitialFinal
Before picture of treatment
After picture of treatment
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Radiographs

Initial Final
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