安氏 I 类
,
切对切咬合
,
牙列拥挤

Leveling curve of Spee
,
压低
,
内收
,
First premolar extraction
,
邻面去釉
,
Overtreatment
,
弹性牵引:安氏 II 类
Courtesy of Dr B. Wang, 2019
Before picture of treatment

Treatment Summary

Patient Information

  • Age: 24
  • Gender: female
  • Invisalign Treatment Option: Invisalign Full

Total Treatment Time

  • 19 个月

矫治器数量

  • Maxillary: 39 + 13 + 18 = 70
  • Mandibulary: 39 + 13 + 18 = 70

Aligner Wear time

  • 1 周

Results achieved

  •  保持安氏 I 类关系
  •  两侧的功能性尖牙引导
  • Normal overjet and overbite achieved
  • 切牙达到合适的轴向倾斜
  • Curve of Spee leveled
  • Aesthetic smile linewas achieved
  • 已实现所有治疗目标
  • 实现牙弓协调

评论

  • Use of moderate anchorage design for the extraction sites to address maxillary and mandibular protrusion
  • Mild crowding, as well as upper and lower denture protrusion
  • Use of Class II intermaxillary elastics to help control anchorage;
  • Use IPR to help correct Bolton discrepancy
  • Control the lingual movements for the roots of upper and lower anterior teeth during retraction to help prevent gingival recession

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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