CN101295011B - 用于梯度线圈直接冷却的系统与设备 - Google Patents

用于梯度线圈直接冷却的系统与设备 Download PDF

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Publication number
CN101295011B
CN101295011B CN200810093514.0A CN200810093514A CN101295011B CN 101295011 B CN101295011 B CN 101295011B CN 200810093514 A CN200810093514 A CN 200810093514A CN 101295011 B CN101295011 B CN 101295011B
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gradient coil
turn
gradient
coil
cooling
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Expired - Fee Related
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CN200810093514.0A
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CN101295011A (zh
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Y·利沃夫斯基
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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
    • G01R33/38—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
    • 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
    • G01R33/4215—Screening of main or gradient magnetic field of the gradient magnetic field, e.g. using passive or active shielding of the gradient magnetic field

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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)
CN200810093514.0A 2007-04-23 2008-04-23 用于梯度线圈直接冷却的系统与设备 Expired - Fee Related CN101295011B (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US11/738,786 US7489131B2 (en) 2007-04-23 2007-04-23 System and apparatus for direct cooling of gradient coils
US11/738786 2007-04-23

Publications (2)

Publication Number Publication Date
CN101295011A CN101295011A (zh) 2008-10-29
CN101295011B true CN101295011B (zh) 2014-03-26

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US (1) US7489131B2 (enExample)
JP (1) JP5364288B2 (enExample)
CN (1) CN101295011B (enExample)
GB (1) GB2448809B (enExample)

Families Citing this family (45)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007001463A2 (en) * 2004-11-23 2007-01-04 M2M Imaging Corp. Bandwidth expansion in magnetic resonance
US7560929B2 (en) * 2006-08-14 2009-07-14 Fonar Corporation Ferromagnetic frame magnet with superconducting coils
US7576542B1 (en) * 2008-06-26 2009-08-18 General Electric Co. System and apparatus for providing electrical and cooling interconnections in a magnetic resonance imaging (MRI) system
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
DE102009024226B4 (de) * 2009-06-08 2015-10-29 Siemens Aktiengesellschaft Optimiertes Kühlebenen-/Sattelspulensystem
EP2453250B1 (en) 2009-06-30 2019-06-12 Aspect Imaging Ltd. A cage in an magnetic resonance device with a fastening/attenuating system
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
US8461841B2 (en) 2009-08-30 2013-06-11 Aspect Imaging Ltd. Means and method for thermoregulating magnets within magnetic resonance devices
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
AU2010321714B2 (en) * 2009-11-20 2014-10-23 Viewray Technologies, Inc. Self shielded gradient coil
GB2483889A (en) * 2010-09-22 2012-03-28 Tesla Engineering Ltd Gradient coil sub assemblies
WO2012096380A1 (ja) * 2011-01-13 2012-07-19 株式会社東芝 磁気共鳴イメージング装置
US8981779B2 (en) 2011-12-13 2015-03-17 Viewray Incorporated Active resistive shimming fro MRI devices
CN103857334B (zh) * 2012-08-27 2017-02-22 东芝医疗系统株式会社 磁共振成像装置、磁共振成像装置用的梯度磁场线圈单元以及磁共振成像装置用的梯度磁场线圈单元的制造方法
AU2013334064A1 (en) 2012-10-26 2015-05-14 Viewray Technologies, Inc. Assessment and improvement of treatment using imaging of physiological responses to radiation therapy
US9355774B2 (en) * 2012-12-28 2016-05-31 General Electric Company System and method for manufacturing magnetic resonance imaging coils using ultrasonic consolidation
JP6490900B2 (ja) * 2013-03-01 2019-03-27 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及び傾斜磁場コイル
US9446263B2 (en) 2013-03-15 2016-09-20 Viewray Technologies, Inc. Systems and methods for linear accelerator radiotherapy with magnetic resonance imaging
EP3071984A1 (en) * 2013-11-22 2016-09-28 Koninklijke Philips N.V. Dynamic boil-off reduction with improved cryogenic vessel
CN104020428A (zh) * 2014-06-03 2014-09-03 南京工程学院 一种有源屏蔽梯度线圈结构
CN104062613B (zh) * 2014-06-13 2017-05-03 河海大学 一种有源屏蔽梯度线圈及其设计方法
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
CN105047351A (zh) * 2015-08-26 2015-11-11 哈尔滨工业大学 一种用于磁脉冲成形的平板线圈
WO2017077368A1 (en) * 2015-11-06 2017-05-11 Synaptive Medical (Barbados) Inc. Electromagnet current constraints
CN108369265B (zh) * 2015-12-02 2022-04-08 皇家飞利浦有限公司 用于质子治疗的可旋转磁体
EP3423153B1 (en) 2016-03-02 2021-05-19 ViewRay Technologies, Inc. Particle therapy with magnetic resonance imaging
CN105866717A (zh) * 2016-05-28 2016-08-17 苏州科技学院 梯度线圈组件以及磁共振设备
US11988730B2 (en) 2016-08-08 2024-05-21 Aspect Imaging Ltd. Device, system and method for obtaining a magnetic measurement with permanent magnets
US10224135B2 (en) 2016-08-08 2019-03-05 Aspect Imaging Ltd. Device, system and method for obtaining a magnetic measurement with permanent magnets
EP3364206A1 (en) * 2017-02-20 2018-08-22 Koninklijke Philips N.V. Gradient system with controlled cooling in the individual gradient channels
EP3401695A1 (en) * 2017-05-08 2018-11-14 Koninklijke Philips N.V. Cooling a gradient coil of a magnetic resonance imaging system
CN111712298B (zh) 2017-12-06 2023-04-04 优瑞技术公司 放射疗法系统
JP7094716B2 (ja) * 2018-02-19 2022-07-04 キヤノンメディカルシステムズ株式会社 傾斜磁場コイル
US11209509B2 (en) 2018-05-16 2021-12-28 Viewray Technologies, Inc. Resistive electromagnet systems and methods
JP7080746B2 (ja) * 2018-06-26 2022-06-06 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
JP7179514B2 (ja) * 2018-07-11 2022-11-29 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
EP3608929B1 (en) * 2018-08-09 2020-09-30 Siemens Healthcare GmbH A directly coolable multifilament conductor means
US10761162B2 (en) 2018-09-18 2020-09-01 General Electric Company Gradient coil cooling systems
US11202583B2 (en) * 2019-02-07 2021-12-21 Yale University Magnetic resonance gradient accessory providing tailored gradients for diffusion encoding
CN113009389B (zh) * 2019-12-19 2022-09-23 中国科学院宁波材料技术与工程研究所 一种激光加热高温核磁共振探头和装置
CN111505552B (zh) * 2020-04-30 2023-04-07 联影(常州)医疗科技有限公司 一种梯度线圈及梯度线圈制造方法
JP7387533B2 (ja) * 2020-06-16 2023-11-28 キヤノンメディカルシステムズ株式会社 傾斜磁場コイル製造方法および傾斜磁場コイル用含浸型
EP4134693A1 (en) * 2021-08-10 2023-02-15 Koninklijke Philips N.V. Shielded gradient coil assembly
JP2024508859A (ja) 2021-03-02 2024-02-28 コーニンクレッカ フィリップス エヌ ヴェ シールド付き勾配アセンブリ
DE102022210218A1 (de) * 2022-09-27 2024-03-28 Siemens Healthcare Gmbh Gradientenspuleneinheit mit separat ansteuerbaren Leiterstrukturpaaren

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4516404A (en) * 1984-03-30 1985-05-14 General Electric Company Foam filled insert for horizontal cryostat penetrations
JPH0654819A (ja) * 1992-08-06 1994-03-01 Hitachi Medical Corp 磁気共鳴イメージング装置
JP3273650B2 (ja) * 1993-03-19 2002-04-08 株式会社東芝 磁気共鳴イメージング装置
US6011394A (en) * 1997-08-07 2000-01-04 Picker International, Inc. Self-shielded gradient coil assembly and method of manufacturing the same
DE19835414C2 (de) * 1998-08-05 2000-05-31 Siemens Ag Spulensystem für MR-Anlagen mit integrierter Kühleinheit
DE19839987C2 (de) 1998-09-02 2000-07-06 Siemens Ag Direktgekühlte Magnetspule, insbesondere Gradientenspule, sowie Verfahren zur Herstellung von Leitern dazu
JP2000300534A (ja) * 1999-04-21 2000-10-31 Hitachi Medical Corp 磁気共鳴イメージング装置
DE19962182C2 (de) * 1999-12-22 2001-10-31 Siemens Ag Magnetresonanzgerät mit einem einkreisigen Kühlkreislauf
DE10018165C2 (de) 2000-04-12 2003-08-07 Siemens Ag Gradientenspule für MR-Anlagen mit direkter Kühlung
US6909283B2 (en) * 2001-04-12 2005-06-21 General Electric Company Method and system to regulate cooling of a medical imaging device
WO2003087879A1 (en) * 2002-04-05 2003-10-23 University Of Rochester Cryogenically cooled phased array rf receiver coil for magnetic resonance imaging
WO2003093853A1 (de) * 2002-05-02 2003-11-13 Siemens Aktiengesellschaft Gradientenspulensystem für ein magnet-resonanz-tomographiegerät mit effektiverer kühlung
US6980001B2 (en) * 2002-05-20 2005-12-27 The University Of Sheffield At Western Bank Methods & apparatus for magnetic resonance imaging
US7015692B2 (en) * 2003-08-07 2006-03-21 Ge Electric Company Apparatus for active cooling of an MRI patient bore in cylindrical MRI systems
US20050035764A1 (en) * 2003-08-14 2005-02-17 Anthony Mantone Method and apparatus for directly cooling hollow conductor wound transverse gradient coil boards
US6812705B1 (en) * 2003-12-05 2004-11-02 General Electric Company Coolant cooled RF body coil
GB2419417B (en) * 2004-10-20 2007-05-16 Gen Electric Gradient bore cooling and RF shield

Also Published As

Publication number Publication date
JP2008264536A (ja) 2008-11-06
CN101295011A (zh) 2008-10-29
GB0807164D0 (en) 2008-05-21
GB2448809B (en) 2010-10-27
GB2448809A (en) 2008-10-29
JP5364288B2 (ja) 2013-12-11
US7489131B2 (en) 2009-02-10
US20080259560A1 (en) 2008-10-23

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