安氏 I 类
,
牙列拥挤

间隙闭合
,
近中移动
,
其他拔牙
Courtesy of Dr Y. Li, 2018
Before picture of treatment

Treatment Summary

Patient Information

  • Age: 25
  • Gender: female
  • Invisalign Submission Option: Full

Total Treatment Time

  • 39 months

矫治器数量

  • Maxillary: 50 + 28 = 78
  • Mandibulary: 50 + 28 = 78

Aligner Wear time

  • 2 周

Results achieved

  •  保持安氏 I 类关系
  • 切牙达到合适的轴向倾斜
  •  Spee 曲线平整
  • 已对齐并协调牙弓
  • 实现牙弓协调

评论

  • This is a bimaxillary protrusion case with mildly protrusive lips.
  • In order to prevent over-retraction of anterior teeth, instead of extraction of 4 first premolars as usual, we extracted 4 second premolars, which was quite rare in Invisalign cases.
  • In this case all the molars were mesialized more than 2 mm.
  • Invisalign achieved a wonderful treatment result, with expected anterior retraction, improved profile, and good root paralleling of the posterior teeth, indicating bodily molar mesialization.

Images

Initial and final

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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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