JP5100994B2 - 傾斜ボア冷却及びｒｆシールド - Google Patents

傾斜ボア冷却及びｒｆシールド Download PDF

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Publication number
JP5100994B2
JP5100994B2 JP2005293418A JP2005293418A JP5100994B2 JP 5100994 B2 JP5100994 B2 JP 5100994B2 JP 2005293418 A JP2005293418 A JP 2005293418A JP 2005293418 A JP2005293418 A JP 2005293418A JP 5100994 B2 JP5100994 B2 JP 5100994B2
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Prior art keywords
coil
cooling
gradient
gradient coil
cooling circuit
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JP2005293418A
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Japanese (ja)
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JP2006116300A5 (enExample
JP2006116300A (ja
Inventor
クリストファー・マーク・シレル
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General Electric Co
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General Electric Co
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    • 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
    • G01R33/385—Systems for generation, homogenisation or stabilisation of the main or gradient magnetic field using gradient magnetic field coils
    • G01R33/3856—Means for cooling the gradient coils or thermal shielding of the gradient coils
    • 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
    • G01R33/422—Screening of the radio frequency 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
    • G01R33/28—Details of apparatus provided for in groups G01R33/44 - G01R33/64
    • G01R33/32—Excitation or detection systems, e.g. using radio frequency signals
    • G01R33/34—Constructional details, e.g. resonators, specially adapted to MR
    • G01R33/34046—Volume type coils, e.g. bird-cage coils; Quadrature bird-cage coils; Circularly polarised coils

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  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Epidemiology (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
JP2005293418A 2004-10-20 2005-10-06 傾斜ボア冷却及びｒｆシールド Expired - Fee Related JP5100994B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB0423325A GB2419417B (en) 2004-10-20 2004-10-20 Gradient bore cooling and RF shield
GB0423325.0 2004-10-20

Publications (3)

Publication Number Publication Date
JP2006116300A JP2006116300A (ja) 2006-05-11
JP2006116300A5 JP2006116300A5 (enExample) 2011-04-21
JP5100994B2 true JP5100994B2 (ja) 2012-12-19

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ID=33484904

Family Applications (1)

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JP2005293418A Expired - Fee Related JP5100994B2 (ja) 2004-10-20 2005-10-06 傾斜ボア冷却及びｒｆシールド

Country Status (5)

Country Link
US (1) US7397244B2 (enExample)
EP (1) EP1650577B1 (enExample)
JP (1) JP5100994B2 (enExample)
CN (1) CN1763558B (enExample)
GB (1) GB2419417B (enExample)

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JP5582756B2 (ja) * 2008-11-28 2014-09-03 株式会社東芝 高周波コイルユニットおよび磁気共鳴診断装置
WO2010076682A1 (en) * 2008-12-31 2010-07-08 Koninklijke Philips Electronics N.V. Gradient coil assembly for mri with integrated rf transmit amplifiers
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JP5450224B2 (ja) * 2009-05-29 2014-03-26 株式会社東芝 磁気共鳴イメージング装置
JP5570910B2 (ja) * 2009-09-28 2014-08-13 株式会社東芝 磁気共鳴イメージング装置
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JP6058612B2 (ja) * 2009-09-28 2017-01-11 東芝メディカルシステムズ株式会社 磁気共鳴イメージング装置及び傾斜磁場コイル
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GB2483890A (en) * 2010-09-22 2012-03-28 Tesla Engineering Ltd MRIS gradient coil assembly with screening layers connected to respective coil layers
WO2012045153A1 (en) * 2010-10-05 2012-04-12 Satyapal Rathee Image guided radiation therapy system and shielded radiofrequency detector coil for use therein
US8676282B2 (en) 2010-10-29 2014-03-18 General Electric Company Superconducting magnet coil support with cooling and method for coil-cooling
US9013185B2 (en) 2011-03-07 2015-04-21 Robert W. Brown Optimized RF shield design
US8890529B2 (en) * 2011-05-31 2014-11-18 General Electric Company System and apparatus for providing interconnections in a gradient coil assembly
US20150008924A1 (en) * 2012-02-01 2015-01-08 Koninklike Philips N.V. Nanoparticle rf shield for use in an mri device
BR112014026062A2 (pt) * 2012-04-23 2017-06-27 Koninklijke Philips Nv módulo de eletrônica integrado
CN104166108B (zh) * 2014-04-03 2018-02-27 上海联影医疗科技有限公司 磁共振体线圈
CN111896903A (zh) 2014-09-05 2020-11-06 海珀菲纳研究股份有限公司 噪声抑制方法和设备
JP6462292B2 (ja) * 2014-09-26 2019-01-30 キヤノンメディカルシステムズ株式会社 磁気共鳴イメージング装置
CN106298148B (zh) * 2015-05-11 2019-04-23 通用电气公司 超导磁体系统及冷却件
EP3364206A1 (en) * 2017-02-20 2018-08-22 Koninklijke Philips N.V. Gradient system with controlled cooling in the individual gradient channels
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JP2024035534A (ja) 2022-09-02 2024-03-14 富士フイルムヘルスケア株式会社 磁気共鳴イメージング装置
US11994569B2 (en) * 2022-09-13 2024-05-28 GE Precision Healthcare LLC Radio frequency coil assemblies for magnetic resonance imaging systems and methods for making them

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GB2419417B (en) * 2004-10-20 2007-05-16 Gen Electric Gradient bore cooling and RF shield

Also Published As

Publication number Publication date
GB2419417A (en) 2006-04-26
GB0423325D0 (en) 2004-11-24
CN1763558B (zh) 2010-06-16
EP1650577A1 (en) 2006-04-26
EP1650577B1 (en) 2013-07-10
US7397244B2 (en) 2008-07-08
GB2419417B (en) 2007-05-16
JP2006116300A (ja) 2006-05-11
CN1763558A (zh) 2006-04-26
US20060082370A1 (en) 2006-04-20

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