クラスⅢ
,
臼歯部クロスバイト
,
前歯部クロスバイト
,
Open bite
,
歯列弓非対称
,
上顎正中のずれ
,
下顎正中のずれ
,
正中のずれ
,
捻転
,
空隙
,
正中離開

遠心移動
,
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
,
唇側傾斜
,
IPR
,
空隙閉鎖
,
外科処置前
,
クラスⅡエラスティック
,
クラスⅢエラスティック
Courtesy of Dr. B. Wang, 2021
Before picture of treatment

Treatment Summary

Patient Information

  • Age: 20
  • Gender: male
  • Invisalign Treatment Option: Invisalign Full

Total Treatment Time

  • 18数ヶ月

アライナー数

  • Maxillary: 39 + 16 = 55
  • Mandibulary: 39 + 16 = 55

Aligner Wear time

  • 1週間

保持

  • Maxillary: Hawley
  • Mandibular: Hawley

Results achieved

  • クラスⅠ関係達成
  • 機能的な犬歯誘導(左右側)
  • 前歯部クロスバイト改善
  • 臼歯部クロスバイト改善
  • 正常なオーバージェット&オーバーバイト達成
  • オーバージェットの大きな改善
  • 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

  • Pre-surgical orthodontic treatment, upper and lower dental arch shape coordination, retract upper anterior teeth for sagittal decompensation with existed spacing and upper posterior teeth distalization.
  • Crown labial torque combined with root lingual torque was used for lower anterior teeth for sagittal decompensation with the help of power ridge design in order to prevent gingival recession, fenestration, and dehiscence during orthodontic treatment.
  • IPR was carried out to correct Bolton discrepancy in the upper and lower anterior region, lower premolar extrusion combined with anterior teeth intrusion to help level Curve of Spee, move the upper dental midline to coincide with facial midline, and move the lower dental midline to coincide with the middle of the mandible, impacted 8s were all extracted before pre-surgical orthodontics
  • Le fort I osteotomy was carried out for maxilla advancement, Bilateral sagittal split osteotomy was carried out for mandible setback and derotation.
  • Post-surgical orthodontic treatment for stabilizing maxilla, mandible relationship, and position as well as detailing the final occlusions.

Images

Initial and final

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lower
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front
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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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