CA2904603C - Systems and methods for radiotherapy with magnetic resonance imaging - Google Patents

Systems and methods for radiotherapy with magnetic resonance imaging Download PDF

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Publication number
CA2904603C
CA2904603C CA2904603A CA2904603A CA2904603C CA 2904603 C CA2904603 C CA 2904603C CA 2904603 A CA2904603 A CA 2904603A CA 2904603 A CA2904603 A CA 2904603A CA 2904603 C CA2904603 C CA 2904603C
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CA
Canada
Prior art keywords
magnets
gantry
resonance imaging
magnetic resonance
radiation therapy
Prior art date
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Active
Application number
CA2904603A
Other languages
English (en)
French (fr)
Other versions
CA2904603A1 (en
Inventor
Shmaryu M. Shvartsman
James F. Dempsey
David NIKOLY
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Viewray Systems Inc
Original Assignee
ViewRay Technologies Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by ViewRay Technologies Inc filed Critical ViewRay Technologies Inc
Priority to CA3124185A priority Critical patent/CA3124185C/en
Publication of CA2904603A1 publication Critical patent/CA2904603A1/en
Application granted granted Critical
Publication of CA2904603C publication Critical patent/CA2904603C/en
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Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • 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
    • 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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/20—Arrangements or instruments for measuring magnetic variables involving magnetic resonance
    • G01R33/44—Arrangements or instruments for measuring magnetic variables involving magnetic resonance using nuclear magnetic resonance [NMR]
    • G01R33/48—NMR imaging systems
    • G01R33/4808—Multimodal MR, e.g. MR combined with positron emission tomography [PET], MR combined with ultrasound or MR combined with computed tomography [CT]
    • 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]
    • 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
    • A61N2005/1092—Details
    • A61N2005/1094—Shielding, protecting against radiation
    • 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
    • A61N5/1042—X-ray therapy; Gamma-ray therapy; Particle-irradiation therapy with spatial modulation of the radiation beam within the treatment head
    • A61N5/1045—X-ray therapy; Gamma-ray therapy; Particle-irradiation therapy with spatial modulation of the radiation beam within the treatment head using a multi-leaf collimator, e.g. for intensity modulated radiation therapy or IMRT
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/20—Arrangements or instruments for measuring magnetic variables involving magnetic resonance
    • G01R33/28—Details of apparatus provided for in groups G01R33/44 - G01R33/64
    • G01R33/38—Systems for generation, homogenisation or stabilisation of the main or gradient magnetic field
    • G01R33/387—Compensation of inhomogeneities
    • G01R33/3873—Compensation of inhomogeneities using ferromagnetic bodies ; Passive shimming

Landscapes

  • Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Biomedical Technology (AREA)
  • Radiology & Medical Imaging (AREA)
  • General Health & Medical Sciences (AREA)
  • Pathology (AREA)
  • Animal Behavior & Ethology (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Biophysics (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Pulmonology (AREA)
  • Theoretical Computer Science (AREA)
  • Radiation-Therapy Devices (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
CA2904603A 2013-03-13 2014-03-11 Systems and methods for radiotherapy with magnetic resonance imaging Active CA2904603C (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA3124185A CA3124185C (en) 2013-03-13 2014-03-11 Systems and methods for radiotherapy with magnetic resonance imaging

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US13/801,680 2013-03-13
US13/801,680 US9675271B2 (en) 2013-03-13 2013-03-13 Systems and methods for radiotherapy with magnetic resonance imaging
PCT/US2014/023556 WO2014164821A1 (en) 2013-03-13 2014-03-11 Systems and methods for radiotherapy with magnetic resonance imaging

Related Child Applications (1)

Application Number Title Priority Date Filing Date
CA3124185A Division CA3124185C (en) 2013-03-13 2014-03-11 Systems and methods for radiotherapy with magnetic resonance imaging

Publications (2)

Publication Number Publication Date
CA2904603A1 CA2904603A1 (en) 2014-10-09
CA2904603C true CA2904603C (en) 2021-08-24

Family

ID=50628910

Family Applications (2)

Application Number Title Priority Date Filing Date
CA2904603A Active CA2904603C (en) 2013-03-13 2014-03-11 Systems and methods for radiotherapy with magnetic resonance imaging
CA3124185A Active CA3124185C (en) 2013-03-13 2014-03-11 Systems and methods for radiotherapy with magnetic resonance imaging

Family Applications After (1)

Application Number Title Priority Date Filing Date
CA3124185A Active CA3124185C (en) 2013-03-13 2014-03-11 Systems and methods for radiotherapy with magnetic resonance imaging

Country Status (8)

Country Link
US (2) US9675271B2 (cg-RX-API-DMAC7.html)
EP (2) EP2968978B1 (cg-RX-API-DMAC7.html)
JP (2) JP6426141B2 (cg-RX-API-DMAC7.html)
KR (1) KR20150135348A (cg-RX-API-DMAC7.html)
CN (2) CN108992795B (cg-RX-API-DMAC7.html)
AU (2) AU2014248982B2 (cg-RX-API-DMAC7.html)
CA (2) CA2904603C (cg-RX-API-DMAC7.html)
WO (1) WO2014164821A1 (cg-RX-API-DMAC7.html)

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EP2353504B1 (en) 2004-02-20 2013-01-16 University of Florida Research Foundation, Inc. System for delivering conformal radiation therapy while simultaneously imaging soft tissue
WO2011008969A1 (en) 2009-07-15 2011-01-20 Viewray Incorporated Method and apparatus for shielding a linear accelerator and a magnetic resonance imaging device from each other
EP3572823B1 (en) 2010-02-24 2022-04-06 ViewRay Technologies, Inc. Split magnetic resonance imaging system
US8981779B2 (en) 2011-12-13 2015-03-17 Viewray Incorporated Active resistive shimming fro MRI devices
US10561861B2 (en) 2012-05-02 2020-02-18 Viewray Technologies, Inc. Videographic display of real-time medical treatment
EP2911745B1 (en) 2012-10-26 2019-08-07 ViewRay Technologies, Inc. Assessment and improvement of treatment using imaging of physiological responses to radiation therapy
US9446263B2 (en) 2013-03-15 2016-09-20 Viewray Technologies, Inc. Systems and methods for linear accelerator radiotherapy with magnetic resonance imaging
WO2014203190A1 (en) * 2013-06-21 2014-12-24 Koninklijke Philips N.V. Shim system for a magnetic resonance hybrid scanner
JP6475234B2 (ja) * 2013-06-21 2019-02-27 コーニンクレッカ フィリップス エヌ ヴェＫｏｎｉｎｋｌｉｊｋｅ Ｐｈｉｌｉｐｓ Ｎ．Ｖ． 組み合わされた磁気共鳴イメージング及び放射線治療のためのクライオスタット及びシステム
GB2519595B (en) * 2013-10-28 2015-09-23 Elekta Ab Image guided radiation therapy apparatus
EP4325235A3 (en) 2015-02-11 2024-05-22 ViewRay Technologies, Inc. Planning and control for magnetic resonance guided radiation therapy
CN109310879A (zh) 2016-03-02 2019-02-05 优瑞技术公司 利用磁共振成像的粒子疗法
JP7098539B2 (ja) 2016-06-22 2022-07-11 ビューレイ・テクノロジーズ・インコーポレイテッド 磁気共鳴イメージング
US11000706B2 (en) 2016-12-13 2021-05-11 Viewray Technologies, Inc. Radiation therapy systems and methods
GB2568080B (en) * 2017-11-03 2020-09-09 Elekta ltd Operation and control of magnetic resonance imaging apparatus
CN116036499A (zh) 2017-12-06 2023-05-02 优瑞技术公司 多模态放射疗法的优化
GB2569797B (en) * 2017-12-21 2020-03-25 Elekta ltd Light circuit for imaging device
US11209509B2 (en) 2018-05-16 2021-12-28 Viewray Technologies, Inc. Resistive electromagnet systems and methods
US10709905B2 (en) * 2018-06-29 2020-07-14 Victor Hernandez Method of calculating a tongue-and-groove effect of a multi-leaf collimator
GB2576579A (en) * 2018-08-24 2020-02-26 Magnetic Shields Ltd Magnetic shield device
EP3866919B1 (en) 2018-11-14 2023-09-20 Shanghai United Imaging Healthcare Co., Ltd. Radiation therapy system
CN111417436B (zh) * 2019-02-02 2022-07-15 上海联影医疗科技股份有限公司 放射治疗系统和方法
US12257456B2 (en) * 2019-11-25 2025-03-25 The Regents Of The University Of California Systems and methods for dynamic control of radiation dose in radiation therapy
US12487299B2 (en) 2022-06-20 2025-12-02 Shanghai United Imaging Healthcare Co., Ltd. Magnetic resonance imaging devices and radiation therapy systems including the magnetic resonance imaging devices

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US6591127B1 (en) * 1999-03-15 2003-07-08 General Electric Company Integrated multi-modality imaging system and method
JP2003024296A (ja) * 2001-07-04 2003-01-28 Ge Medical Systems Global Technology Co Llc 静磁界調整方法およびｍｒｉ装置
GB2382512A (en) 2001-07-20 2003-05-28 Elekta Oncology Syst Ltd MRI in guided radiotherapy and position verification
GB2393373A (en) 2002-09-13 2004-03-24 Elekta Ab MRI in guided radiotherapy and position verification
EP2353504B1 (en) * 2004-02-20 2013-01-16 University of Florida Research Foundation, Inc. System for delivering conformal radiation therapy while simultaneously imaging soft tissue
US7957507B2 (en) 2005-02-28 2011-06-07 Cadman Patrick F Method and apparatus for modulating a radiation beam
JP5416960B2 (ja) * 2008-12-17 2014-02-12 株式会社東芝 磁気共鳴イメージング装置
CN106154192B (zh) * 2009-06-19 2020-10-13 优瑞技术公司 用于执行断层图像获取和重构的系统和方法
WO2011008969A1 (en) * 2009-07-15 2011-01-20 Viewray Incorporated Method and apparatus for shielding a linear accelerator and a magnetic resonance imaging device from each other
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JP6018185B2 (ja) * 2011-05-31 2016-11-02 コーニンクレッカ フィリップス エヌ ヴェＫｏｎｉｎｋｌｉｊｋｅ Ｐｈｉｌｉｐｓ Ｎ．Ｖ． Ｍｒｉ放射線治療装置の静磁場補正
US8981779B2 (en) * 2011-12-13 2015-03-17 Viewray Incorporated Active resistive shimming fro MRI devices
US10561861B2 (en) * 2012-05-02 2020-02-18 Viewray Technologies, Inc. Videographic display of real-time medical treatment
EP2911745B1 (en) * 2012-10-26 2019-08-07 ViewRay Technologies, Inc. Assessment and improvement of treatment using imaging of physiological responses to radiation therapy
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Also Published As

Publication number Publication date
US9675271B2 (en) 2017-06-13
JP2019030716A (ja) 2019-02-28
EP2968978B1 (en) 2017-12-27
AU2014248982A1 (en) 2015-09-24
EP2968978A1 (en) 2016-01-20
AU2014248982B2 (en) 2018-04-26
AU2018204185A1 (en) 2018-07-05
JP2016512462A (ja) 2016-04-28
AU2018204185B2 (en) 2019-03-07
JP6791928B2 (ja) 2020-11-25
EP3360599B1 (en) 2020-05-06
CN105188846A (zh) 2015-12-23
EP3360599A1 (en) 2018-08-15
CN108992795A (zh) 2018-12-14
JP6426141B2 (ja) 2018-11-21
CN105188846B (zh) 2018-05-29
KR20150135348A (ko) 2015-12-02
US20170281043A1 (en) 2017-10-05
US20140275963A1 (en) 2014-09-18
WO2014164821A1 (en) 2014-10-09
CA3124185A1 (en) 2014-10-09
CA2904603A1 (en) 2014-10-09
CN108992795B (zh) 2021-02-19
CA3124185C (en) 2023-08-29
HK1219914A1 (en) 2017-04-21

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Effective date: 20190214