安氏 II 类 1 分类
,
深覆盖
,
牙列拥挤
,
扭转

 平整 Spee 曲线
,
压低
,
内收
,
First premolar extraction
,
弹性牵引:安氏 II 类
,
拔牙
Courtesy of Dr P. Nguyen, 2024
Before picture of treatment

Treatment Summary

Patient Information

  • Age: 30
  • Gender: female
  • Invisalign Submission Option: Invisalign Comprehensive

Total Treatment Time

  • 24个月

矫治器数量

  • Maxillary: 67 + 27 + 11 = 105
  • Mandibulary: 67 + 27 + 11 = 105

Aligner Wear time

  • 1 周

保留

  • Maxillary: Vivera retainer
  • Mandibular: Vivera retainer

Results achieved

  • 达到安氏 I 类关系
  • 实现正常覆盖和覆牙合
  • 切牙达到合适的轴向倾斜
  • Curve of Spee leveled
  • 已对齐并协调牙弓
  • 已获得美观的微笑线  
  • 实现牙弓协调

评论

  • A case with bilateral congenitally missing mandibular incisors. I decided to remove the upper first premolars.
  • Maintaining maximum anchorage on the posterior segments.
  • Class II elastics were used to provide anchorage for the retraction of the upper anterior teeth.
  • IPR between lower teeth to support leveling the Curves of Spee, alignment, and rotation correction.

Images

Initial and final

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进展

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初始状态治疗后
Before picture of treatment
After picture of treatment
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X光片

初始状态 治疗后
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