JP7485641B2 - 三次元の歯科構造のカラー画像の比較 - Google Patents
三次元の歯科構造のカラー画像の比較 Download PDFInfo
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- JP7485641B2 JP7485641B2 JP2021166571A JP2021166571A JP7485641B2 JP 7485641 B2 JP7485641 B2 JP 7485641B2 JP 2021166571 A JP2021166571 A JP 2021166571A JP 2021166571 A JP2021166571 A JP 2021166571A JP 7485641 B2 JP7485641 B2 JP 7485641B2
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Description
103 カメラ
200 歯モデル
203 ライン
205 格子
207 領域
209 領域
DS-I 実データセット
DS-S 目標データセット
Claims (13)
- 自然歯(100)の形状および光学的特性を再現する目標データセット(DS-S)を測定し(S101);
デジタル歯モデル(200)の形状および光学的特性を再現する実データセット(DS-I)を作成するために、デジタル歯モデル(200)をレンダリングし(S102);
前記実データセット(DS-I)から第1の比較値を判定し(S104);
前記目標データセット(DS-S)から第2の比較値を判定し(S105); 同じ座標系内で実データセット(DS-I)との重ね合わせが実行されるように目標データセット(DS-S)をスケーリングするか、同じ座標系内で目標データセット(DS-S)との重ね合わせが実行されるように実データセット(DS-I)をスケーリング、第1および第2の比較値が座標系の1つの領域の中から取得され,
前記第1および第2の比較値に基づいて相違(ΔES,I)を判定する(S106)、ステップを有してなる三次元の歯科構造を比較する方法。 - 第1および第2の比較値が座標系内で格子に沿ってあるいは線に沿って取得される請求項1に記載の方法。
- 第1および第2の比較値のユークリッド距離に基づいて相違(ΔES,I)を判定する請求項1または2のいずれかに記載の方法。
- 目標データセット(DS-S)および/または実データセット(DS-I)の画像ノイズがフィルタによって削減される請求項1ない3のいずれかに記載の方法。
- 目標データセット(DS-S)および/または実データセット(DS-I)が二次元画像を含む請求項1ないし4のいずれかに記載の方法。
- 目標データセット(DS-S)および/または実データセット(DS-I)が複数の視野角からの複数の二次元画像を含む請求項5に記載の方法。
- 異なった二次元画像内の複数の第1および第2の比較値に基づいて相違(ΔES,I)が判定される請求項6に記載の方法。
- 目標データセット(DS-S)および/または実データセット(DS-I)が三次元の形状を含む請求項1ないし7のいずれかに記載の方法。
- それぞれ三次元形状の表面上の同じ位置にある複数の第1および第2の比較値に基づいて相違(ΔES,I)が判定される請求項8に記載の方法。
- 座標系は二次元あるいは三次元座標系である請求項1ないし9のいずれかに記載の方法。
- 目標データセットが電子カメラおよび/または3Dスキャナを使用して測定される請求項1ないし10のいずれかに記載の方法。
- 自然歯に基づいて目標データセットを測定するセンサを備えていて、請求項1ないし11のいずれかに記載の方法を実行するために適する、三次元の歯科構造を比較するためのコンピュータ装置。
- 請求項1ないし11のいずれかに記載の方法を実行するように請求項12に記載のコンピュータ装置を動作させる命令を含んだコンピュータプログラム。
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP20201553.3A EP3984495A1 (de) | 2020-10-13 | 2020-10-13 | Verfahren zum gestalten einer dentalen restauration |
EP20201553.3 | 2020-10-13 | ||
EP20215936.4A EP3984492B1 (de) | 2020-10-13 | 2020-12-21 | Vergleich von farbbildern dreidimensionaler dentaler strukturen |
EP20215936.4 | 2020-12-21 |
Publications (2)
Publication Number | Publication Date |
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JP2022064313A JP2022064313A (ja) | 2022-04-25 |
JP7485641B2 true JP7485641B2 (ja) | 2024-05-16 |
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Family Applications (4)
Application Number | Title | Priority Date | Filing Date |
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JP2021126519A Pending JP2022064285A (ja) | 2020-10-13 | 2021-08-02 | 歯科補綴物を設計する方法 |
JP2021151924A Pending JP2022064293A (ja) | 2020-10-13 | 2021-09-17 | 歯科補綴物を製造する方法 |
JP2021166571A Active JP7485641B2 (ja) | 2020-10-13 | 2021-10-11 | 三次元の歯科構造のカラー画像の比較 |
JP2021166572A Pending JP2022064314A (ja) | 2020-10-13 | 2021-10-11 | 歯科補綴物を製造する方法 |
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JP2021126519A Pending JP2022064285A (ja) | 2020-10-13 | 2021-08-02 | 歯科補綴物を設計する方法 |
JP2021151924A Pending JP2022064293A (ja) | 2020-10-13 | 2021-09-17 | 歯科補綴物を製造する方法 |
Family Applications After (1)
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JP2021166572A Pending JP2022064314A (ja) | 2020-10-13 | 2021-10-11 | 歯科補綴物を製造する方法 |
Country Status (6)
Country | Link |
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US (4) | US20220110726A1 (ja) |
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JP2022064285A (ja) | 2022-04-25 |
CN114419242A (zh) | 2022-04-29 |
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EP3984495A1 (de) | 2022-04-20 |
EP3984492A1 (de) | 2022-04-20 |
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KR20220049460A (ko) | 2022-04-21 |
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EP3984493A1 (de) | 2022-04-20 |
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CN114418926A (zh) | 2022-04-29 |
EP3984494A1 (de) | 2022-04-20 |
JP2022064293A (ja) | 2022-04-25 |
CN114404085A (zh) | 2022-04-29 |
US20220114728A1 (en) | 2022-04-14 |
US20220110725A1 (en) | 2022-04-14 |
JP2022064314A (ja) | 2022-04-25 |
EP3984493B1 (de) | 2023-10-04 |
EP3984492B1 (de) | 2023-10-04 |
KR20220048944A (ko) | 2022-04-20 |
US11790529B2 (en) | 2023-10-17 |
ES2963098T3 (es) | 2024-03-25 |
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