クラスⅠ
,
歯列弓非対称
,
下顎正中のずれ
,
正中のずれ
,
叢生
,
捻転
,
空隙

近心移動
,
スピー湾曲のレベリング
,
挺出
,
圧下
,
拡大
,
リトラクション
,
First premolar extraction
,
IPR
,
空隙閉鎖
,
クラスⅡエラスティック
,
Elastics: Class II in Additional Aligners
,
クラスⅢエラスティック
,
垂直エラスティック
,
抜歯
Courtesy of Dr B. Wang, 2022
Before picture of treatment

Treatment Summary

Patient Information

  • Age: 33
  • Gender: female
  • Invisalign Submission Option: Invisalign Full

Total Treatment Time

  • 29 数ヶ月

アライナー数

  • Maxillary: 76 + 30 + 24 = 130
  • Mandibulary: 76 + 30 + 24 = 130

Aligner Wear time

  • 1週間

保持

  • Maxillary: Hawley
  • Mandibular: Hawley

Results achieved

  • クラスⅠ関係維持
  • 機能的な犬歯誘導(左右側)
  • 正常なオーバージェット&オーバーバイト達成
  • 正中一致
  • 切歯の適切な歯軸角
  • Curve of Spee leveled
  • 歯列の配列およびコーディネーション
  • 回転による上下顎の配列の達成
  • アーチフォーム改善
  • 審美的スマイルの達成 
  • 全ての治療目標を達成した症例
  • 調和のとれた歯列を達成

コメント

1. Both upper and lower 1st premolars as well as 18, 28 and 38 were extracted and maximum anchorage was designed to help correct skeletal bimaxillary protrusion
2. 38 was used to replace 37, segmental archwire technique was used for a short time during 38 mesialization and space closure between 37 and 38
3. Power ridge design was used in both upper and lower anterior teeth to help prevent periodontal iatrogenic sequelae such as further gingival recession and additional bone loss during orthodontic treatment
4. Premolars extrusion combined with anterior teeth intrusion to help level the curve of spee
5. Both upper and lower dental arch were reshaped and coordinated
6. IPR was performed to help correct Bloton discrepancy in upper and lower anterior region as well as reduce black triangle in upper and lower anterior teeth
7. Different kinds of elastics were used to help anchorage control and final occlusion detailing

Images

Initial and final

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進捗

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本治療治療後
Before picture of treatment
After picture of treatment
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レントゲン写真

本治療 治療後
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