安氏 I 类
,
安氏 II 类 1 分类
,
牙弓狭窄
,
下颌中线偏移

First premolar extraction
,
弹性牵引:安氏 II 类
,
Elastics: Class II in Additional Aligners
,
拔牙
Courtesy of Dr M. Huan Tsai, 2022
Before picture of treatment

Treatment Summary

Patient Information

  • Age: 16
  • Gender: female
  • Invisalign Submission Option: Invisalign Full

Total Treatment Time

  • 34 months

矫治器数量

  • Maxillary: 49 + 20 + 23 = 92
  • Mandibulary: 49 + 20 + 23 = 92

Aligner Wear time

  • 10 days to 5 days change

保留

  • Maxillary: Vivera retainer
  • Mandibular: Vivera retainer

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
  •  覆盖已改善
  • 中线对齐
  • Curve of Spee leveled

评论

  • For this bi-maxillary protrusion case, we extracted four bi-cuspids to retract the anterior teeth.
  • Additional aligners with elastics were used to finish the occlusion and center the midline.

Images

Initial and final

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upper
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front
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upper
lower
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left

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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