CN103156607B - 磁共振成像装置 - Google Patents

磁共振成像装置 Download PDF

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Publication number
CN103156607B
CN103156607B CN201210536530.9A CN201210536530A CN103156607B CN 103156607 B CN103156607 B CN 103156607B CN 201210536530 A CN201210536530 A CN 201210536530A CN 103156607 B CN103156607 B CN 103156607B
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CN
China
Prior art keywords
fridge
unit
imaging apparatus
electric coils
superconducting electric
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
CN201210536530.9A
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English (en)
Chinese (zh)
Other versions
CN103156607A (zh
Inventor
横井基尚
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.)
Canon Medical Systems Corp
Original Assignee
Toshiba Corp
Toshiba Medical Systems Corp
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Publication of CN103156607A publication Critical patent/CN103156607A/zh
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Expired - Fee Related legal-status Critical Current
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Classifications

    • 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
    • G01R33/38—Systems for generation, homogenisation or stabilisation of the main or gradient magnetic field
    • G01R33/3804—Additional hardware for cooling or heating of the magnet assembly, for housing a cooled or heated part of the magnet assembly or for temperature control of the magnet assembly
    • 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
    • G01R33/381—Systems for generation, homogenisation or stabilisation of the main or gradient magnetic field using electromagnets
    • G01R33/3815—Systems for generation, homogenisation or stabilisation of the main or gradient magnetic field using electromagnets with superconducting coils, e.g. power supply therefor

Landscapes

  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
CN201210536530.9A 2011-12-12 2012-12-12 磁共振成像装置 Expired - Fee Related CN103156607B (zh)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP2011271570 2011-12-12
JP2011-271570 2011-12-12
JP2012231931A JP2013144099A (ja) 2011-12-12 2012-10-19 磁気共鳴イメージング装置
JP2012-231931 2012-10-19

Publications (2)

Publication Number Publication Date
CN103156607A CN103156607A (zh) 2013-06-19
CN103156607B true CN103156607B (zh) 2016-01-20

Family

ID=48571395

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201210536530.9A Expired - Fee Related CN103156607B (zh) 2011-12-12 2012-12-12 磁共振成像装置

Country Status (3)

Country Link
US (1) US20130147485A1 (enExample)
JP (1) JP2013144099A (enExample)
CN (1) CN103156607B (enExample)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9989602B2 (en) 2012-09-10 2018-06-05 Toshiba Medical Systems Corporation Magnetic resonance imaging apparatus and a power control method of a magnetic resonance imaging apparatus
US10048337B2 (en) 2012-09-10 2018-08-14 Toshiba Medical Systems Corporation Image diagnosis apparatus and power control method of an image diagnosis apparatus
JP6445752B2 (ja) * 2013-06-28 2018-12-26 株式会社東芝 超電導磁石装置
GB2523762A (en) * 2014-03-04 2015-09-09 Siemens Plc Active compensation of magnetic field generated by a recondensing refrigerator
EP3192085B1 (en) * 2014-09-09 2019-07-24 Koninklijke Philips N.V. Superconducting magnet with cryogenic thermal buffer
US11295935B2 (en) * 2015-05-11 2022-04-05 Ebara Corporation Electromagnet device, electromagnet controller, electromagnet control method, and electromagnet system
FR3046678B1 (fr) * 2016-01-12 2018-02-16 Commissariat A L'energie Atomique Et Aux Energies Alternatives Systeme de canalisation de fluide d'un systeme rmn et procede de fonctionnement d'un tel systeme.
DE102016203817B3 (de) * 2016-03-09 2017-04-13 Siemens Healthcare Gmbh Schaltungsanordnung zur Stromversorgung einer Magnetresonanzbildgebungsanlage, Magnetresonanzbildgebungsanlage und Verfahren zum Betrieb einer Magnetresonanzbildgebungsanlage
DE102016208107A1 (de) 2016-05-11 2017-11-16 Siemens Healthcare Gmbh Magnetresonanzanlage und Verfahren zur Ansteuerung einer Leistungsversorgungseinheit für eine supraleitende Spule
EP3475717B1 (en) * 2016-06-28 2023-12-20 Koninklijke Philips N.V. Magnetic resonance imaging with improved thermal performance
JP7608118B2 (ja) * 2020-11-09 2025-01-06 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システムおよび電力供給制御方法
JP7593786B2 (ja) * 2020-11-09 2024-12-03 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超電導磁石の制御方法
JP7669138B2 (ja) * 2020-11-09 2025-04-28 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および撮像管理方法
JP7483593B2 (ja) * 2020-11-09 2024-05-15 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システム、および電力制御方法
US11754323B2 (en) * 2021-01-08 2023-09-12 International Business Machines Corporation Asynchronous drive of cryocooling systems for low temperature applications
JP7405783B2 (ja) * 2021-02-02 2023-12-26 株式会社日立製作所 超伝導磁石装置、磁気共鳴イメージング装置および超伝導磁石の減磁方法
JP2022181615A (ja) * 2021-05-26 2022-12-08 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システム、磁気共鳴イメージング装置、冷却制御装置および冷却制御方法
CN113948268B (zh) * 2021-10-18 2025-03-21 上海电气(集团)总公司智惠医疗装备分公司 无液氦超导磁体系统
CN114740412A (zh) * 2022-05-18 2022-07-12 北京万东医疗科技股份有限公司 一种医用磁共振成像系统
JP2025077400A (ja) 2023-11-06 2025-05-19 富士フイルム株式会社 操作端末及び操作端末の作動方法、並びに磁気共鳴撮像システム
JP2025077402A (ja) 2023-11-06 2025-05-19 富士フイルム株式会社 操作端末及び操作端末の作動方法、並びに磁気共鳴撮像システム
JP2025077419A (ja) 2023-11-06 2025-05-19 富士フイルム株式会社 操作端末及び操作端末の作動方法、並びに磁気共鳴撮像システム

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101246204A (zh) * 2007-01-10 2008-08-20 西门子磁体技术有限公司 超导磁体用的紧急停止单元
CN101498770A (zh) * 2008-01-29 2009-08-05 西门子（中国）有限公司 一种磁共振成像系统的冷却方法及装置
CN102054554A (zh) * 2009-10-30 2011-05-11 通用电气公司 超导磁体的制冷系统和制冷方法

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2605937B2 (ja) * 1990-08-27 1997-04-30 三菱電機株式会社 極低温装置
JP2780928B2 (ja) * 1994-06-16 1998-07-30 住友重機械工業株式会社 蓄冷器式冷凍機を使用した低温装置及び冷却方法
JPH08203726A (ja) * 1995-01-27 1996-08-09 Mitsubishi Electric Corp 超電導コイル装置
GB2301674A (en) * 1995-06-01 1996-12-11 Hewlett Packard Co MRI magnet with superconducting gradient coils
JP2002043117A (ja) * 2000-07-26 2002-02-08 Sumitomo Heavy Ind Ltd 伝導冷却式超伝導磁石装置
DE10211568B4 (de) * 2002-03-15 2004-01-29 Siemens Ag Kälteanlage für zu kühlende Teile einer Einrichtung
JP4414636B2 (ja) * 2002-07-17 2010-02-10 住友重機械工業株式会社 超伝導磁石装置
US20050279094A1 (en) * 2003-09-02 2005-12-22 Kazutora Yoshino Almost-perpetual ecology system
US7515973B2 (en) * 2003-11-26 2009-04-07 Ge Medical Systems, Inc. Method and system for modeling of magnet cryogen cooler systems
JP4934067B2 (ja) * 2008-01-24 2012-05-16 株式会社日立製作所 超伝導磁石装置および磁気共鳴イメージング装置
JP4686572B2 (ja) * 2008-05-14 2011-05-25 住友重機械工業株式会社 クライオポンプ、真空排気システム、及びその診断方法
US9778718B2 (en) * 2009-02-13 2017-10-03 Schneider Electric It Corporation Power supply and data center control
US8253416B2 (en) * 2009-03-10 2012-08-28 Time Medical Holdings Company Limited Superconductor magnetic resonance imaging system and method (super-MRI)
JP2011112351A (ja) * 2009-11-30 2011-06-09 Sanyo Electric Co Ltd 冷凍装置
ES2617357T3 (es) * 2010-05-03 2017-06-16 Consejo Superior De Investigaciones Científicas (Csic) Sistema y método de licuefacción de gas
WO2012055890A1 (en) * 2010-10-26 2012-05-03 Ion Beam Applications S.A. Magnetic structure for circular ion accelerator

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101246204A (zh) * 2007-01-10 2008-08-20 西门子磁体技术有限公司 超导磁体用的紧急停止单元
CN101498770A (zh) * 2008-01-29 2009-08-05 西门子（中国）有限公司 一种磁共振成像系统的冷却方法及装置
CN102054554A (zh) * 2009-10-30 2011-05-11 通用电气公司 超导磁体的制冷系统和制冷方法

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Publication number Publication date
JP2013144099A (ja) 2013-07-25
CN103156607A (zh) 2013-06-19
US20130147485A1 (en) 2013-06-13

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Effective date of registration: 20160715

Address after: Japan Tochigi

Patentee after: Toshiba Medical System Co., Ltd.

Address before: Tokyo, Japan, Japan

Patentee before: Toshiba Corp

Patentee before: Toshiba Medical System Co., Ltd.

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20160120

Termination date: 20201212