JP7319055B2 - 患者プランニング及び治療システム用の多目的オブジェクト - Google Patents
患者プランニング及び治療システム用の多目的オブジェクト Download PDFInfo
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Description
ここに記載される実施形態に従った多目的オブジェクトを用意するステップと、
上記オブジェクトを患者治療システム内に位置付けるステップと、
上記オブジェクトが患者治療システム内に位置付けられるときに、上記オブジェクトを照明するステップであり、該照明によって透明マーキングが照らし出される、ステップと、
上記オブジェクトを撮像して、上記オブジェクト上に照らされた透明マーキングから作り出されるパターン画像を取得するステップと、
を含む。多目的オブジェクトの使用法の更なる詳細については、以下にて説明する。
Claims (15)
- 患者治療システム用の多目的オブジェクトであって、当該多目的オブジェクトは、
第1セクションと、
第2セクションと、
を有し、
前記第1セクションは、複数の透明マーキングを備えて構成された上面、及び前記第2セクションの上に配置されるように構成された下面を有し、
前記第2セクションは、深さ及び幅を有して構成された1つ以上の凹部を持ち、該1つ以上の凹部の各々が、ターゲットオブジェクトを収容するように構成されている、
多目的オブジェクト。 - 前記第2セクション及び前記第1セクションは、透明材料から作製され、前記第2セクション及び/又は前記第1セクションの表面のうち少なくとも1つ以上が、コーティング材料を備えて構成され、前記複数の透明マーキングは、前記第1セクションの前記上面のうち前記コーティング材料を備えていない領域によって形成されている、請求項1に記載の多目的オブジェクト。
- 前記コーティング材料は、前記第1セクション及び/又は前記第2セクションの内部空間に入射する光を反射するように構成された第1の光反射コーティングを有する、請求項2に記載の多目的オブジェクト。
- 少なくとも前記第1セクションは、光不透過コーティングとして構成されたコーティングを有し、前記光不透過コーティングは、前記透明マーキングの位置とは異なる領域で、少なくとも前記第1セクションの1つ以上の表面を覆っている、請求項2に記載の多目的オブジェクト。
- 前記ターゲットオブジェクトは、X線不透過ターゲットとして構成される、請求項1乃至4のいずれか一項に記載の多目的オブジェクト。
- 前記ターゲットオブジェクトの各々が、前記凹部内で同じ水平面内に位置する、請求項1乃至5のいずれか一項に記載の多目的オブジェクト。
- 当該多目的オブジェクトは更に、前記第1セクション及び/又は前記第2セクションの中に収容された光メータを有する、請求項1乃至6のいずれか一項に記載の多目的オブジェクト。
- 当該多目的オブジェクトは更に、前記第1セクション及び/又は前記第2セクションの中に又はそれに隣接して位置する内部光源を有し、該光源は、前記患者治療システムのカメラシステムによって当該多目的オブジェクトが撮像されるときに、前記第1セクション及び/又は前記第2セクションの内部を照らすように動作可能である、請求項1乃至6のいずれか一項に記載の多目的オブジェクト。
- 当該多目的オブジェクトは更に受信器を有し、該受信器は、前記カメラシステムから信号を受信すると自動的に前記光源をアクティブにするように構成される、請求項8に記載の多目的オブジェクト。
- 当該多目的オブジェクトは更にセンサを有し、該センサは、前記患者治療システムの機械式カウチ上に当該多目的オブジェクトを位置付けたことを感知すると自動的に前記内部光源をアクティブにするように構成される、請求項9に記載の多目的オブジェクト。
- 前記内部光源は、前記患者治療システムのカメラシステムによって当該多目的オブジェクトが撮像されるときに、前記透明マーキングを照らすように前記第1セクション及び/又は前記第2セクションの中に位置付けられる、請求項8に記載の多目的オブジェクト。
- 1つ以上の画像検出器を有する患者治療システムを較正及び/又はモニタする方法であって、
請求項1乃至11のいずれか一項に記載の多目的オブジェクトを用意するステップと、
前記多目的オブジェクトを患者治療システム内に位置付けるステップと、
前記多目的オブジェクトが前記患者治療システム内に位置付けられるときに、前記多目的オブジェクトを照明するステップであり、該照明によって前記透明マーキングが照らし出される、ステップと、
前記多目的オブジェクトを撮像して、前記照らされた透明マーキングによって前記多目的オブジェクト上に作り出されるパターン画像を取得するステップと、
を有する方法。 - 前記多目的オブジェクトは、実質的に前記患者治療システムのアイソセンタに位置付けられ、さらに、前記照明はレーザ光として構成され、前記多目的オブジェクトは、前記レーザ光によって照らされるときに、前記レーザ光が前記多目的オブジェクトの内部で反射されることを可能にするように構成され、前記反射された光が、前記透明マーキングによって作り出されるパターンを照らし出す、請求項12に記載の方法。
- 更なるステップにて、前記多目的オブジェクトが更に、実質的に前記患者治療システムのアイソセンタに位置付けられるようにされ、更なるステップは、
続いて前記多目的オブジェクトを照射し、
前記多目的オブジェクトの照射画像を取得し、
前記多目的オブジェクトの前記照射画像を解析することによって、前記多目的オブジェクト内の前記ターゲットオブジェクトの相対位置を決定する、
ことを含む、請求項12又は13に記載の方法。 - さらに、前記照射画像及び前記パターン画像が、モデル生成部への入力として使用され、前記モデル生成部は、
前記パターン画像を用いて、前記1つ以上の画像検出器の位置決め及び前記1つ以上の画像検出器を含むカメラシステムの一組の固有パラメータを決定し、且つ
前記照射画像を使用及び処理して、治療室アイソセンタの位置を決定する、
ように構成される、請求項14に記載の方法。
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GB1802597.3 | 2018-02-16 | ||
GBGB1802597.3A GB201802597D0 (en) | 2018-02-16 | 2018-02-16 | A calibration object for calibrating a patient monitoring system |
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EP (1) | EP3527262B1 (ja) |
JP (1) | JP7319055B2 (ja) |
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GB2516282B (en) * | 2013-07-17 | 2017-07-26 | Vision Rt Ltd | Method of calibration of a stereoscopic camera system for use with a radio therapy treatment apparatus |
JP6611833B2 (ja) * | 2018-01-16 | 2019-11-27 | キヤノン株式会社 | 放射線撮影システム、並びに、カメラ制御装置及びその制御方法 |
US11890490B2 (en) * | 2019-01-07 | 2024-02-06 | University Of Kentucky Research Foundation | Quality assurance device with passive optical component and remote camera |
US11585766B2 (en) | 2020-05-29 | 2023-02-21 | James R. Glidewell Dental Ceramics, Inc. | CT scanner calibration |
ES1280804Y (es) * | 2021-07-28 | 2022-01-28 | Administracion General De La Comunidad Autonoma De Euskadi | Aparato para la calibracion de imagenes |
CN115868999A (zh) * | 2023-02-01 | 2023-03-31 | 苏州一目万相科技有限公司 | 射线成像***的定位方法、定位装置和可读存储介质 |
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JP2019141581A (ja) | 2019-08-29 |
GB201802597D0 (en) | 2018-04-04 |
US20190255358A1 (en) | 2019-08-22 |
CN110152207B (zh) | 2023-04-07 |
US10974074B2 (en) | 2021-04-13 |
EP3527262A1 (en) | 2019-08-21 |
CN110152207A (zh) | 2019-08-23 |
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