安氏 II 类 1 分类

 平整 Spee 曲线
,
扩弓
,
First premolar extraction
,
弹性牵引:安氏 II 类
,
拔牙
Courtesy of Dr L. Liu, 2022
Before picture of treatment

Treatment Summary

Patient Information

  • Age: 12
  • Gender: male
  • Invisalign Submission Option: Invisalign Teen

Total Treatment Time

  • 31 个月

矫治器数量

  • Maxillary: 51 + 26 = 77
  • Mandibulary: 51 + 26 = 77

Aligner Wear time

  • 2 周

保留

  • Maxillary: Vivera retainer
  • Mandibular: Vivera retainer

Results achieved

  • 达到安氏 I 类关系
  •  显著改善覆牙合
  •  显著改善覆盖
  • 切牙达到合适的轴向倾斜
  • 已对齐并协调牙弓
  • 通过去扭转对齐上下牙弓
  • 已实现所有治疗目标

评论

  • Planned to extract 4 teeth including 1.4, 2.4,  3.4, and 4.4.
  • Maximum anchorage of upper molars.
  • Moderate anchorage of lower molars.
  • Overcorrect on the anterior teeth intrusion

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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