JP5334582B2 - 外部ビーム放射線治療とmriとの統合システム - Google Patents
外部ビーム放射線治療とmriとの統合システム Download PDFInfo
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- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N5/00—Radiation therapy
- A61N5/10—X-ray therapy; Gamma-ray therapy; Particle-irradiation therapy
- A61N5/1048—Monitoring, verifying, controlling systems and methods
- A61N5/1049—Monitoring, verifying, controlling systems and methods for verifying the position of the patient with respect to the radiation beam
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- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/05—Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves
- A61B5/055—Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves involving electronic [EMR] or nuclear [NMR] magnetic resonance, e.g. magnetic resonance imaging
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
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- A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
- A61B6/40—Arrangements for generating radiation specially adapted for radiation diagnosis
- A61B6/405—Source units specially adapted to modify characteristics of the beam during the data acquisition process
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
- A61B6/40—Arrangements for generating radiation specially adapted for radiation diagnosis
- A61B6/4064—Arrangements for generating radiation specially adapted for radiation diagnosis specially adapted for producing a particular type of beam
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N5/00—Radiation therapy
- A61N5/10—X-ray therapy; Gamma-ray therapy; Particle-irradiation therapy
- A61N5/1048—Monitoring, verifying, controlling systems and methods
- A61N5/1049—Monitoring, verifying, controlling systems and methods for verifying the position of the patient with respect to the radiation beam
- A61N2005/1055—Monitoring, verifying, controlling systems and methods for verifying the position of the patient with respect to the radiation beam using magnetic resonance imaging [MRI]
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N5/00—Radiation therapy
- A61N5/10—X-ray therapy; Gamma-ray therapy; Particle-irradiation therapy
- A61N5/1077—Beam delivery systems
- A61N5/1081—Rotating beam systems with a specific mechanical construction, e.g. gantries
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Description
放射線ビームを発生することができる放射線源と、
磁気共鳴画像診断(MRI)装置と、
照射がイメージングと同時に行われることを可能にする、放射線源とMRI装置との間のインターフェースと、
を有し、MRI装置と放射線源は、MRI画像品質を下げることなく放射線源が基本的にどのような角度からでも放射線を被術者に当てることができる回転モードでシステムを使用できるように、結合されている、放射線治療システムが提供される。
放射線源と、
MRI装置と、
放射線源とMRI装置とを結合する接続器と、
放射線源とMRI装置とが動作中に互いに干渉するのを防ぐ干渉低減構造と、
を有する、放射線源とMRIとの統合システムが提供される。
放射線源と、
MRI装置と、
放射線源とMRI装置を結合する接続器と
を有し、放射線源の動作とMRI装置の動作のタイミングが、放射線源とMRI装置とが動作中に互いに干渉するのを防ぐように調整されている、放射線源とMRIとの統合システムが提供される。
Claims (30)
- 放射線治療システムであって、
放射線ビームを発生することができる放射線源と、
磁気共鳴画像診断(MRI)装置と、
照射がイメージングと同時に行われることを可能にする、前記放射線源と前記MRI装置との間のインターフェースと、
前記放射線源によって発生し前記MRI装置のRF信号読み取りを妨げることがあるRF電磁ノイズを低減する電子回路であって、放射線源駆動パルスを整形して、前記MRI装置の前記RF信号読み取りを妨げることがある前記放射線源によって発生したRFノイズを低減する電子回路と、
を有し、前記MRI装置と前記放射線源は、MRI画像品質を下げることなく前記放射線源が基本的にどのような角度からでも放射線を被術者に当てることができる回転モードで前記システムを使用できるように、結合されている、放射線治療システム。 - 前記放射線源は、前記MRI装置の磁場の均一性に影響を及ぼすことなく、被術者の周りを回転可能である、請求項1に記載の放射線治療システム。
- 前記放射線源と前記MRI装置が不動に保たれ、回転治療が前記被術者の回転によって実現される、請求項1に記載の放射線治療システム。
- 前記放射線源と前記MRI装置は一致して回転可能である、請求項1に記載の放射線治療システム。
- 前記放射線源のパルスが、前記MRI装置のRF信号読み取りと同時には起こらない、請求項1に記載の放射線治療システム。
- 前記MRI装置のRF信号読み取りを妨げることがあるRFノイズを低減する手段をさらに有する、請求項1に記載の放射線治療システム。
- 放射線源と磁気共鳴画像診断(MRI)との統合システムであって、
放射線源と、
MRI装置と、
前記放射線源と前記MRI装置とを結合する接続器と、
前記放射線源と前記MRI装置とが動作中に互いに干渉するのを防ぐ干渉低減構造と、
前記放射線源によって発生し前記MRI装置のRF信号読み取りを妨げることがあるRF電磁ノイズを低減する電子回路であって、放射線源駆動パルスを整形して、前記MRI装置の前記RF信号読み取りを妨げることがある前記放射線源によって発生したRFノイズを低減する電子回路と、
を有する、放射線源とMRIとの統合システム。 - 前記接続器は、前記放射線源が前記放射線源及び/または前記MRI装置の運動中に前記MRI装置によって発生した磁場に影響を及ぼさないように、前記放射線源と前記MRI装置とを結合する、請求項7に記載の放射線源とMRIとの統合システム。
- 前記放射線源と前記MRI装置とは、それらが一致して同時に運動するように結合されている、請求項8に記載の放射線源とMRIとの統合システム。
- 前記接続器は前記放射線源のガントリーと前記MRI装置のガントリーとを機械的に結合する、請求項9に記載の放射線源とMRIとの統合システム。
- 前記接続器は、前記放射線源と前記MRI装置を共通のガントリーに結合する、請求項9に記載の放射線源とMRIとの統合システム。
- 前記干渉低減構造は、前記放射線源によって発生した電子ビームの位置を維持するビームステアリング装置を含む、請求項7に記載の放射線源とMRIとの統合システム。
- 前記ビームステアリング装置は、前記放射線源の加速導波管に沿って配置されている、ビーム位置センサとステアリングコイルとの複数の構成体を含む、請求項12に記載の放射線源とMRIとの統合システム。
- 前記干渉低減構造は、前記放射線源を取り囲むRFシールドである、請求項7に記載の放射線源とMRIとの統合システム。
- 放射線源と磁気共鳴画像診断(MRI)との統合システムであって、
放射線源と、
MRI装置と、
前記放射線源と前記MRI装置を結合する接続器と、
前記放射線源によって発生し前記MRI装置のRF信号読み取りを妨げることがあるRF電磁ノイズを低減する電子回路であって、放射線源駆動パルスを整形して、前記MRI装置の前記RF信号読み取りを妨げることがある前記放射線源によって発生したRFノイズを低減する電子回路と、
を有し、前記放射線源の動作と前記MRI装置の動作のタイミングが、前記放射線源と前記MRI装置とが動作中に互いに干渉するのを防ぐように調整されている、放射線源とMRIとの統合システム。 - 放射線源駆動パルスが、MRI装置のRF信号の読み取りの間、中断される、請求項15に記載の放射線源とMRIとの統合システム。
- 前記RF電磁ノイズの低減が、前記放射線源駆動パルスを整形して前記駆動パルスによって生成される高周波電磁ノイズを低減することによって達成される、請求項15に記載の放射線源とMRIとの統合システム。
- 前記接続器は、前記放射線源及び/または前記MRI装置の運動中に前記MRI装置によって発生した磁場に前記放射線源が影響を及ぼさないように、前記放射線源と前記MRI装置を結合する、請求項15に記載の放射線源とMRIとの統合システム。
- 前記放射線源と前記MRI装置は、それらが一致して運動するように結合されている、請求項18に記載の放射線源とMRIとの統合システム。
- 前記接続器は前記放射線源のガントリーと前記MRI装置のガントリーを機械的に結合する、請求項19に記載の放射線源とMRIとの統合システム。
- 前記接続器は、前記放射線源と前記MRI装置を共通のガントリーに結合する、請求項20に記載の放射線源とMRIとの統合システム。
- 前記放射線源によって発生した電子ビームの位置を維持するビームステアリング装置をさらに有する、請求項15に記載の放射線源とMRIとの統合システム。
- 前記ビームステアリング装置は、前記放射線源の加速導波管に沿って配置されている、ビーム位置センサとステアリングコイルとの複数の構成体を含む、請求項22に記載の放射線源とMRIとの統合システム。
- 前記放射線源を取り囲むRFシールドをさらに有する、請求項22に記載の放射線源とMRIとの統合システム。
- 二次元イメージング装置をさらに有する、請求項7から14のいずれか1項に記載の放射線源とMRIとの統合システム。
- 前記イメージング装置は、メガ電圧の軸方向の算出されたトモグラフィ画像の1つを取得する、請求項25に記載の放射線源とMRIとの統合システム。
- メガ電圧の軸方向の、または算出されたトモグラフィ画像は、治療計画の計算で使用される、ビームの検証及び位置決めと減衰データの生成とのために、MR画像と同時に取得される、請求項26に記載の放射線源とMRIとの統合システム。
- CT画像とMR画像とが同時に取得される、請求項26に記載の放射線源とMRIとの統合システム。
- 前記イメージング装置はSPECT画像を取得する、請求項25に記載の放射線源とMRIとの統合システム。
- 前記SPECT画像が、改善された診断情報及び治療計画のためにMR画像と同時に取得される、請求項29に記載の放射線源とMRIとの統合システム。
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US72661305P | 2005-10-17 | 2005-10-17 | |
| US60/726,613 | 2005-10-17 | ||
| US77997106P | 2006-03-08 | 2006-03-08 | |
| US60/779,971 | 2006-03-08 | ||
| PCT/CA2006/001656 WO2007045076A1 (en) | 2005-10-17 | 2006-10-10 | Integrated external beam radiotherapy and mri system |
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|---|---|---|---|
| JP2013097688A Division JP2013146610A (ja) | 2005-10-17 | 2013-05-07 | 外部ビーム放射線治療とmriとの統合システム |
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| Publication Number | Publication Date |
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| JP2009511222A JP2009511222A (ja) | 2009-03-19 |
| JP5334582B2 true JP5334582B2 (ja) | 2013-11-06 |
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| JP2008535859A Active JP5334582B2 (ja) | 2005-10-17 | 2006-10-10 | 外部ビーム放射線治療とmriとの統合システム |
| JP2013097688A Pending JP2013146610A (ja) | 2005-10-17 | 2013-05-07 | 外部ビーム放射線治療とmriとの統合システム |
| JP2015022990A Active JP6082764B2 (ja) | 2005-10-17 | 2015-02-09 | 外部ビーム放射線治療とmriとの統合システム |
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| JP2013097688A Pending JP2013146610A (ja) | 2005-10-17 | 2013-05-07 | 外部ビーム放射線治療とmriとの統合システム |
| JP2015022990A Active JP6082764B2 (ja) | 2005-10-17 | 2015-02-09 | 外部ビーム放射線治療とmriとの統合システム |
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| US (1) | US9468777B2 (ja) |
| EP (1) | EP1948309B1 (ja) |
| JP (3) | JP5334582B2 (ja) |
| CN (2) | CN101378805B (ja) |
| AT (1) | ATE538841T1 (ja) |
| CA (1) | CA2626538C (ja) |
| ES (1) | ES2383983T3 (ja) |
| PL (1) | PL1948309T3 (ja) |
| WO (1) | WO2007045076A1 (ja) |
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| CN101378805A (zh) | 2009-03-04 |
| EP1948309A4 (en) | 2009-11-11 |
| CN103272337A (zh) | 2013-09-04 |
| CN103272337B (zh) | 2016-03-30 |
| PL1948309T3 (pl) | 2012-08-31 |
| JP6082764B2 (ja) | 2017-02-15 |
| JP2013146610A (ja) | 2013-08-01 |
| CN101378805B (zh) | 2013-03-27 |
| HK1129616A1 (zh) | 2009-12-04 |
| JP2015096241A (ja) | 2015-05-21 |
| EP1948309B1 (en) | 2011-12-28 |
| WO2007045076A1 (en) | 2007-04-26 |
| ES2383983T3 (es) | 2012-06-28 |
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