安氏 II 类 2 分类
,
 下颌后缩
,
Deep bite
,
牙弓狭窄

远中移动
,
 平整 Spee 曲线
,
压低
,
扩弓
,
内收
,
Overtreatment
,
Elastics: Class II in Additional Aligners
Courtesy of Dr P. Liu, 2021
Before picture of treatment

Treatment Summary

Patient Information

  • Age: 11
  • Gender: female
  • Invisalign Submission Option: Invisalign Teen

Total Treatment Time

  • 26 months

矫治器数量

  • Maxillary: 40 + 52 + 15 = 107
  • Mandibulary: 23 + 16 + 7 = 46

Aligner Wear time

  • 1 周

保留

  • Maxillary: Other clear
  • Mandibular: Other clear

Results achieved

  • 达到安氏 I 类关系
  •  两侧的功能性尖牙引导
  • 实现正常覆盖和覆牙合
  • 中线对齐
  • 切牙达到合适的轴向倾斜
  • Curve of Spee leveled
  • 已对齐并协调牙弓
  • 已改善牙弓形状
  • 已获得美观的微笑线  
  • 已实现所有治疗目标
  • 实现牙弓协调

评论

  • Correct the deflection occlusal plane.
  • Improve the smiling line.
  • While upper molars distalize, upper anterior teeth perform lingual root torque about 12 degrees before intrusion.
  • This teeth movement process can better protect anterior teeth labial bone of class II div 2.

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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