CA2760055C - Method and apparatus for shielding a linear accelerator and a magnetic resonance imaging device from each other - Google Patents

Method and apparatus for shielding a linear accelerator and a magnetic resonance imaging device from each other Download PDF

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Publication number
CA2760055C
CA2760055C CA2760055A CA2760055A CA2760055C CA 2760055 C CA2760055 C CA 2760055C CA 2760055 A CA2760055 A CA 2760055A CA 2760055 A CA2760055 A CA 2760055A CA 2760055 C CA2760055 C CA 2760055C
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Canada
Prior art keywords
magnetic shield
linac
shield shell
magnetic
radiation therapy
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CA2760055A
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English (en)
French (fr)
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CA2760055A1 (en
Inventor
Shmaryu Shvartsman
Gordon Demeester
James F. Dempsey
John Lester Ii Patrick
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Viewray Systems Inc
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ViewRay Technologies Inc
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Priority to CA3090069A priority Critical patent/CA3090069C/en
Publication of CA2760055A1 publication Critical patent/CA2760055A1/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
    • 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
    • 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
    • G01R33/3806—Open magnet assemblies for improved access to the sample, e.g. C-type or U-type magnets
    • 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
    • G01R33/42—Screening
    • 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
    • G01R33/42—Screening
    • G01R33/421—Screening of main or gradient magnetic field
    • 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
    • A61N2005/1085—X-ray therapy; Gamma-ray therapy; Particle-irradiation therapy characterised by the type of particles applied to the patient
    • A61N2005/1087—Ions; Protons
    • A61N2005/1088—Ions; Protons generated by laser 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
    • A61N2005/1085—X-ray therapy; Gamma-ray therapy; Particle-irradiation therapy characterised by the type of particles applied to the patient
    • A61N2005/1089—Electrons
    • 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
    • A61N5/103—Treatment planning systems
    • A61N5/1039—Treatment planning systems using functional images, e.g. PET or 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
    • 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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Biomedical Technology (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • General Health & Medical Sciences (AREA)
  • Radiology & Medical Imaging (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Public Health (AREA)
  • Animal Behavior & Ethology (AREA)
  • Pathology (AREA)
  • Veterinary Medicine (AREA)
  • Epidemiology (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Theoretical Computer Science (AREA)
  • Pulmonology (AREA)
  • Biophysics (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Radiation-Therapy Devices (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
  • Particle Accelerators (AREA)
CA2760055A 2009-07-15 2010-07-15 Method and apparatus for shielding a linear accelerator and a magnetic resonance imaging device from each other Active CA2760055C (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA3090069A CA3090069C (en) 2009-07-15 2010-07-15 Method and apparatus for shielding a linear accelerator and a magnetic resonance imaging device from each other

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US22577109P 2009-07-15 2009-07-15
US61/225,771 2009-07-15
PCT/US2010/042156 WO2011008969A1 (en) 2009-07-15 2010-07-15 Method and apparatus for shielding a linear accelerator and a magnetic resonance imaging device from each other

Related Child Applications (1)

Application Number Title Priority Date Filing Date
CA3090069A Division CA3090069C (en) 2009-07-15 2010-07-15 Method and apparatus for shielding a linear accelerator and a magnetic resonance imaging device from each other

Publications (2)

Publication Number Publication Date
CA2760055A1 CA2760055A1 (en) 2011-01-20
CA2760055C true CA2760055C (en) 2021-04-06

Family

ID=43449796

Family Applications (3)

Application Number Title Priority Date Filing Date
CA2760055A Active CA2760055C (en) 2009-07-15 2010-07-15 Method and apparatus for shielding a linear accelerator and a magnetic resonance imaging device from each other
CA3198109A Pending CA3198109A1 (en) 2009-07-15 2010-07-15 Method and apparatus for shielding a linear accelerator and a magnetic resonance imaging device from each other
CA3090069A Active CA3090069C (en) 2009-07-15 2010-07-15 Method and apparatus for shielding a linear accelerator and a magnetic resonance imaging device from each other

Family Applications After (2)

Application Number Title Priority Date Filing Date
CA3198109A Pending CA3198109A1 (en) 2009-07-15 2010-07-15 Method and apparatus for shielding a linear accelerator and a magnetic resonance imaging device from each other
CA3090069A Active CA3090069C (en) 2009-07-15 2010-07-15 Method and apparatus for shielding a linear accelerator and a magnetic resonance imaging device from each other

Country Status (7)

Country Link
US (6) US8836332B2 (enExample)
EP (1) EP2454617B1 (enExample)
JP (6) JP5719844B2 (enExample)
CN (3) CN102472830B (enExample)
AU (4) AU2010273298B2 (enExample)
CA (3) CA2760055C (enExample)
WO (1) WO2011008969A1 (enExample)

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