安氏 II 类 1 分类
,
后牙反牙合
,
深覆盖
,
 下颌后缩
,
Deep bite
,
牙弓狭窄
,
扭转
,
牙列间隙

近中移动
,
 平整 Spee 曲线
,
压低
,
内收
,
First premolar extraction
,
邻面去釉
,
间隙闭合
,
Elastics: Class II in Additional Aligners
Courtesy of Dr P. Nguyen, 2021
Before picture of treatment

Treatment Summary

Patient Information

  • Age: 32
  • Gender: female
  • Invisalign Treatment Option: Invisalign Full

矫治器数量

  • Maxillary: 72 + 27 + 22 = 121
  • Mandibulary: 72 + 27 + 22 = 121

Aligner Wear time

  • 1 周

保留

  • Maxillary: Other clear
  • Mandibular: Fixed/Bonded

Results achieved

  • 达到安氏 I 类关系
  •  保持安氏 I 类关系
  •  显著改善覆牙合
  •  显著改善覆盖
  • 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
  • 通过去扭转对齐上下牙弓
  • 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

  • For patients with this kind of facial type and missing lower second premolar already: I removed the upper first premolar. Do maximum anchorage of upper molars and retraction of the upper anterior teeth .
  • Do upright and a small amount of mesial movement of lower molars
  • Derotation and distal movement of the lower first premolar.
  • Retraction and intrusion of lower anterior teeth to level Curve of Spee.
  • We used class II elastic in Additional Aligners
  • We finished with small class II canine and class I molar relationship

Images

Initial and final

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upper
lower
right
front
left
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upper
lower
right
front
left

进展

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upper
lower
right
front
left
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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