JP6492188B2 - 追跡ベース3dモデルのエンハンスメント - Google Patents
追跡ベース3dモデルのエンハンスメント Download PDFInfo
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Description
本願は、2015年2月13日に出願された米国特許仮出願第62/116,037号に基づく利益を主張するものである。この仮出願は、本明細書で完全に記載されたのと同様に参照により本明細書に組み込まれる。
「以下の項目は、国際出願時の特許請求の範囲に記載の要素である。
(項目1)
追跡スペース内に位置する患者の内部器官の三次元(3D)再構成をエンハンスするための方法であって、
3D追跡スペース内に位置する対象の静的3D再構成を表す信号を取得するステップと、
前記3D追跡スペースに前記3D再構成を整合させるステップと、
前記3D追跡スペース内に位置する追跡ツールからエンハンスメント・データを収集するステップと、
前記エンハンスメント・データを使用して前記静的3D再構成に前記対象のリアルタイム特徴を追加するステップと、
を含む、方法。
(項目2)
前記3D追跡スペースは、医用位置決めシステム(MPS)座標系内に位置し、前記静的3D再構成は、3D座標系内に位置する、項目1に記載の方法。
(項目3)
前記リアルタイム特徴は、前記対象の動きを含む、項目2に記載の方法。
(項目4)
前記静的3D再構成は、前記対象に係合された前記追跡ツールのリアルタイムの動きに基づいて前記対象の動きと同期して動きを与えられる、項目3に記載の方法。
(項目5)
前記対象は、心臓を含み、前記動きは、前記心臓の拍動から生じる心臓壁運動を含む、項目3に記載の方法。
(項目6)
前記リアルタイム特徴は、前記静的3D再構成の境界の延長を含む、項目2に記載の方法。
(項目7)
前記静的3D再構成の前記境界の前記延長は、前記3D座標系内の前記静的3D再構成に整合された前記MPS座標系内の前記追跡ツールからのトレースを含む、項目6に記載の方法。
(項目8)
前記対象は、心臓を含み、前記境界の前記延長は、冠状静脈洞の分枝の延長を含む、項目6に記載の方法。
(項目9)
前記冠状静脈洞の前記分枝は、造影剤流体を使用して前記静的3D再構成中にマッピングされ、前記境界の前記延長は、前記造影剤流体の終わりの箇所を越えて延長する、項目8に記載の方法。
(項目10)
整合する前記ステップは、前記追跡ツールにより生成される推定体積モデルに前記静的3D再構成を合致させるステップを含む、項目2に記載の方法。
(項目11)
前記推定体積モデルは、前記対象の2D描画に前記追跡ツールからのトレースを合致させることにより決定される、項目10に記載の方法。
(項目12)
前記2D描画は、前記対象のX線画像を含む、項目11に記載の方法。
(項目13)
前記対象の動きを補償するステップをさらに含む、項目2に記載の方法。
(項目14)
前記対象の動きが、前記患者の呼吸を含む、項目13に記載の方法。
(項目15)
前記補償するステップは、前記3D再構成および前記エンハンスメント・データの周期周波数を同期させるステップを含む、項目14に記載の方法。
(項目16)
前記対象の動きは、前記内部器官の筋肉運動を含む、項目13に記載の方法。
(項目17)
補償する前記ステップは、前記MPS座標系内の前記3D追跡スペースおよび前記3D座標系内の前記静的3D再構成にアンカーを関連付けるステップを含む、項目16に記載の方法。
(項目18)
医用システムから取得されるデータをエンハンスするためのシステムであって、
器官の静的3D再構成に関する第1の信号を受信し、
追跡ツールのための3D追跡スペースに前記静的3D再構成を整合させ、
前記器官の関心領域内で動作する前記追跡ツールにより生成されるエンハンスメント・データに関する第2の信号を受信し、
前記エンハンスメント・データを使用して前記静的3D再構成に前記関心領域のリアルタイム特徴を追加するように構成された、電子制御ユニット(ECU)を備える、システム。
(項目19)
前記ECUと通信して、前記第2の信号を供給する追跡ツールをさらに備える、項目18に記載のシステム。
(項目20)
前記3D再構成は、前記器官内の前記追跡ツールのリアルタイムの動きに基づいて前記器官の動きと同期して動きを与えられる、項目19に記載のシステム。
(項目21)
前記リアルタイム特徴は、前記静的3D再構成の境界の延長を含む、項目19に記載のシステム。
(項目22)
前記静的3D再構成の前記境界の前記延長は、前記3D座標系内の前記3D再構成に整合された医用位置決めシステム(MPS)座標系内の前記追跡ツールからのトレースを含む、項目21に記載のシステム。
(項目23)
前記整合は、前記追跡ツールにより生成される推定体積モデルに前記静的3D再構成を合致させることを含む、項目18に記載のシステム。
(項目24)
前記推定体積モデルは、前記器官の2D描画に前記追跡ツールからのトレースを合致させることにより決定される、項目23に記載のシステム。
(項目25)
前記ECUは、前記器官の患者の呼吸を補償するようにさらに構成される、項目18に記載のシステム。
(項目26)
前記ECUは、前記3D再構成および前記エンハンスメント・データの周期周波数を同期させることにより前記器官の前記患者の呼吸を補償するように構成される、項目25に記載のシステム。
(項目27)
前記ECUは、前記器官の筋肉運動を補償するようにさらに構成される、項目18に記載のシステム。
(項目28)
前記ECUは、前記3D再構成におよび既知の位置に位置する前記3D追跡スペースにアンカーを関連付けることにより、前記器官の筋肉運動を補償するようにさらに構成される、項目27に記載のシステム。
Claims (17)
- 医用システムから取得されるデータをエンハンスするためのシステムであって、
患者の内部器官の静的3D再構成に関する第1の信号を受信し、
追跡ツールのための3D追跡スペースに前記静的3D再構成を整合させ、
前記内部器官の関心領域内で動作する前記追跡ツールにより生成されるエンハンスメント・データに関する第2の信号を受信し、
前記エンハンスメント・データを使用して前記静的3D再構成に前記関心領域のリアルタイム特徴を追加するように構成された、電子制御ユニット(ECU)を備え、
前記3D追跡スペースは、医用位置決めシステム(MPS)座標系内に位置し、前記静的3D再構成は、3D座標系内に位置し、
前記リアルタイム特徴は、前記静的3D再構成の境界の延長を含む、システム。 - 前記ECUと通信して、前記第2の信号を供給する追跡ツールをさらに備える、請求項1に記載のシステム。
- 前記リアルタイム特徴は、前記内部器官の動きを含む、請求項1又は2に記載のシステム。
- 前記3D再構成は、前記内部器官内の前記追跡ツールのリアルタイムの動きに基づいて前記内部器官の動きと同期して動きを与えられる、請求項3に記載のシステム。
- 前記内部器官は、心臓を含み、前記動きは、前記心臓の拍動から生じる心臓壁運動を含む、請求項4に記載のシステム。
- 前記内部器官は、心臓を含み、前記境界の前記延長は、冠状静脈洞の分枝の延長を含む、請求項1から5のいずれか一項に記載のシステム。
- 前記冠状静脈洞の前記分枝は、造影剤流体を使用して前記静的3D再構成中にマッピングされ、前記境界の前記延長は、前記造影剤流体の終わりの箇所を越えて延長する、請求項6に記載のシステム。
- 前記静的3D再構成の前記境界の前記延長は、前記3D座標系内の前記3D再構成に整合された医用位置決めシステム(MPS)座標系内の前記追跡ツールからのトレースを含む、請求項1から7のいずれか一項に記載のシステム。
- 前記整合は、前記追跡ツールにより生成される推定体積モデルに前記静的3D再構成を合致させることを含む、請求項1から8のいずれか一項に記載のシステム。
- 前記推定体積モデルは、前記内部器官の2D描画に前記追跡ツールからのトレースを合致させることにより決定される、請求項9に記載のシステム。
- 前記2D描画は、前記内部器官のX線画像を含む、請求項10に記載のシステム。
- 前記内部器官の動きを補償するステップをさらに含む、請求項1に記載のシステム。
- 前記ECUは、前記患者の呼吸を補償するようにさらに構成される、請求項12に記載のシステム。
- 前記補償するステップは、前記3D再構成および前記エンハンスメント・データの周期周波数を同期させるステップを含む、請求項13に記載のシステム。
- 前記内部器官の動きは、前記内部器官の筋肉運動を含む、請求項12から14のいずれか一項に記載のシステム。
- 補償する前記ステップは、前記MPS座標系内の前記3D追跡スペースおよび前記3D座標系内の前記静的3D再構成にアンカーを関連付けるステップを含む、請求項15に記載のシステム。
- 追跡スペース内に位置する患者の内部器官の三次元(3D)再構成をエンハンスするためのシステムの作動方法であって、
3D追跡スペース内に位置する対象の静的3D再構成を表す信号を取得するステップと、
前記3D追跡スペースに前記3D再構成を整合させるステップと、
前記3D追跡スペース内に位置する追跡ツールからエンハンスメント・データを収集するステップと、
前記エンハンスメント・データを使用して前記静的3D再構成に前記対象のリアルタイム特徴を追加するステップと、
を含み、
前記3D追跡スペースは、医用位置決めシステム(MPS)座標系内に位置し、前記静的3D再構成は、3D座標系内に位置し、
前記リアルタイム特徴は、前記静的3D再構成の境界の延長を含む、方法。
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