安氏 II 类 1 分类
,
深覆盖
,
 下颌后缩
,
Deep bite
,
牙弓狭窄
,
牙弓不对称
,
下颌中线偏移
,
中线移位
,
牙列拥挤

远中移动
,
近中移动
,
 平整 Spee 曲线
,
压低
,
扩弓
,
内收
,
First premolar extraction
,
邻面去釉
,
间隙闭合
,
Overtreatment
,
弹性牵引:安氏 II 类
,
拔牙
Courtesy of Dr Q. Chen, 2021
Before picture of treatment

Treatment Summary

Patient Information

  • Age: 15
  • Gender: male
  • Invisalign Submission Option: Invisalign Teen

Total Treatment Time

  • 21 个月

矫治器数量

  • Maxillary: 54 + 21 + 22 = 97
  • Mandibulary: 54 + 21 + 22 = 97

Aligner Wear time

  • 1 周

保留

  • Maxillary: Hawley
  • Mandibular: Hawley

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
  •  深覆牙合已改善
  •  覆盖已改善
  •  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
  • 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

  • Class II elastics were used in the first phase of treatment.
  • Modified G6 attachment design was used in the first phase of treatment as the posterior teeth had a short dental crown.
  • Deep over-bite and protrusive were high efficiently corrected in 51 weeks.
  • All the aligners were used for a week and the treatment was finished in 21 months.
  • Good anterior guidance and canine guidance were achieved.
  • Both the patient and his parents were quite satisfied with the treatment outcome.

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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