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

下颌前导功能
,
Pre Mandibular advancement phase
,
压低
,
扩弓
,
间隙闭合
,
第 I 阶段:非 Invisalign 隐适美治疗
,
Elastics: Class II in Additional Aligners
Courtesy of Dr C. Ying Tsai, 2021
Before picture of treatment

Treatment Summary

Patient Information

  • Age: 11
  • Gender: male
  • Invisalign Submission Option: Invisalign Teen with MA

Total Treatment Time

  • 29 个月

矫治器数量

  • Maxillary: 36 + 13 + 9 = 58
  • Mandibulary: 36 + 13 + 9 = 58

Aligner Wear time

  • 7-14 days

保留

  • Maxillary: Vivera retainer
  • Mandibular: Vivera retainer

Results achieved

  • 达到安氏 I 类关系
  • 后牙反牙合已矫正
  • 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

 

  • We applied myofunctional therapy and myobrace before aligners. The overjet is reduced but still large, and posterior crossbite, rotation lateral incisors, spacing problems were not corrected by myobrace.
  • Mandibular Advancement with the Precision Wings was very useful for overjet improvement. Arch expansion and dental alignment are simultaneous during MA phase.
  • In the Additional Aligner phase, we applied class II elastics to maintain the molar and jaw relationship.

Images

Initial and final

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upper
lower
right
front
left
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upper
lower
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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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