CN103932709B - 磁共振成像装置 - Google Patents

磁共振成像装置 Download PDF

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Publication number
CN103932709B
CN103932709B CN201410145314.0A CN201410145314A CN103932709B CN 103932709 B CN103932709 B CN 103932709B CN 201410145314 A CN201410145314 A CN 201410145314A CN 103932709 B CN103932709 B CN 103932709B
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China
Prior art keywords
coil
magnetic field
gradient magnetic
cooling
field coil
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Active
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CN201410145314.0A
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Chinese (zh)
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CN103932709A (zh
Inventor
坂仓良知
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
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Toshiba Corp
Toshiba Medical Systems Corp
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Publication of CN103932709A publication Critical patent/CN103932709A/zh
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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

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  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
CN201410145314.0A 2009-09-28 2010-09-25 磁共振成像装置 Active CN103932709B (zh)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP2009-223239 2009-09-28
JP2009223239 2009-09-28
JP2010-182462 2010-08-17
JP2010182462A JP5570910B2 (ja) 2009-09-28 2010-08-17 磁気共鳴イメージング装置
CN201010292692.3A CN102028468B (zh) 2009-09-28 2010-09-25 磁共振成像装置

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
CN201010292692.3A Division CN102028468B (zh) 2009-09-28 2010-09-25 磁共振成像装置

Publications (2)

Publication Number Publication Date
CN103932709A CN103932709A (zh) 2014-07-23
CN103932709B true CN103932709B (zh) 2016-06-01

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Family Applications (2)

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CN201410145314.0A Active CN103932709B (zh) 2009-09-28 2010-09-25 磁共振成像装置
CN201010292692.3A Active CN102028468B (zh) 2009-09-28 2010-09-25 磁共振成像装置

Family Applications After (1)

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CN201010292692.3A Active CN102028468B (zh) 2009-09-28 2010-09-25 磁共振成像装置

Country Status (3)

Country Link
US (1) US8736266B2 (https=)
JP (1) JP5570910B2 (https=)
CN (2) CN103932709B (https=)

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JP2011087904A (ja) * 2009-09-28 2011-05-06 Toshiba Corp 磁気共鳴イメージング装置
WO2011065455A1 (ja) * 2009-11-27 2011-06-03 株式会社日立メディコ 傾斜磁場コイル、核磁気共鳴撮像装置およびコイルパターンの設計方法
DE102010015631B4 (de) * 2010-04-20 2012-09-27 Siemens Aktiengesellschaft Gradientenspulenanordnung und Herstellungsverfahren
GB2490325B (en) * 2011-04-21 2013-04-10 Siemens Plc Combined MRI and radiation therapy equipment
JP5738715B2 (ja) * 2011-08-11 2015-06-24 株式会社日立メディコ 磁気共鳴イメージング装置
JP5940378B2 (ja) 2012-06-01 2016-06-29 株式会社東芝 Ｍｒｉ装置ユニット用冷却装置及びｍｒｉ装置
DE102012212574B4 (de) * 2012-07-18 2017-01-12 Siemens Healthcare Gmbh Verfahren zur elektromagnetischen Abschirmung für eine Magnetresonanzanlage sowie entsprechend abgeschirmte Vorrichtung
WO2014034467A1 (ja) 2012-08-27 2014-03-06 株式会社 東芝 磁気共鳴イメージング装置、磁気共鳴イメージング装置用の傾斜磁場コイルユニット及び磁気共鳴イメージング装置用の傾斜磁場コイルユニットの製造方法
GB2506851B (en) * 2012-09-28 2014-11-12 Schlumberger Holdings NMR sample containment
AU2013378163C1 (en) * 2013-02-14 2019-01-17 J. S. Pasricha Enterprises, Llc Magnetic Resonance Imaging with a Single Thick Loop
JP2014168529A (ja) * 2013-03-01 2014-09-18 Toshiba Corp 磁気共鳴イメージング装置及び傾斜磁場コイル
KR101682198B1 (ko) * 2013-08-13 2016-12-02 삼성전자주식회사 자기공명영상장치 및 그 제조방법
US9817093B2 (en) 2014-09-05 2017-11-14 Hyperfine Research, Inc. Low field magnetic resonance imaging methods and apparatus
WO2016134437A1 (en) * 2015-02-23 2016-09-01 Synaptive Medical (Barbados) Inc. System and method for magnetic resonance coil arrangement
EP3364206A1 (en) * 2017-02-20 2018-08-22 Koninklijke Philips N.V. Gradient system with controlled cooling in the individual gradient channels
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
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
DE102021206392A1 (de) * 2021-06-22 2022-12-22 Bruker Biospin Gmbh Autonomes Herunterkühlen eines supraleitfähigen, trocken-gekühlten MR-Magnetspulensystems
CN116068472B (zh) * 2023-03-03 2023-06-06 山东奥新医疗科技有限公司 用于磁共振系统梯度系统的冷却系统及其制作方法
EP4589321A1 (de) * 2024-01-17 2025-07-23 Siemens Healthineers AG Magnetresonanzgerät für den transport durch standardisierte zugangswege

Citations (3)

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US6011394A (en) * 1997-08-07 2000-01-04 Picker International, Inc. Self-shielded gradient coil assembly and method of manufacturing the same
CN1623504A (zh) * 2003-08-07 2005-06-08 Ge医疗系统环球技术有限公司 用于有效冷却圆筒形磁共振成像系统中的患者膛的设备
CN101261313A (zh) * 2006-12-18 2008-09-10 通用电气公司 用于控制mri磁体暖孔的温度的系统、方法和设备

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US5489848A (en) * 1992-09-08 1996-02-06 Kabushiki Kaisha Toshiba Magnetic resonance imaging apparatus
US6441614B1 (en) * 1999-12-02 2002-08-27 General Electric Company Filler material for magnet resonant system self-shielded gradient coil assemblies
US7154270B2 (en) * 2002-05-02 2006-12-26 Siemens Aktiengesellschaft Gradient coil system for a magnetic resonance tomography device having a more effective cooling
US8203341B2 (en) * 2003-09-19 2012-06-19 Xbo Medical Systems Co., Ltd. Cylindrical bi-planar gradient coil for MRI
US7140420B2 (en) * 2003-11-05 2006-11-28 General Electric Company Thermal management apparatus and uses thereof
JP4330477B2 (ja) 2004-03-31 2009-09-16 株式会社日立メディコ 傾斜磁場コイル及びそれを用いた磁気共鳴イメージング装置
US7135863B2 (en) * 2004-09-30 2006-11-14 General Electric Company Thermal management system and method for MRI gradient coil
GB2419417B (en) * 2004-10-20 2007-05-16 Gen Electric Gradient bore cooling and RF shield
JP5052761B2 (ja) 2005-05-09 2012-10-17 株式会社日立メディコ 磁気共鳴イメージング装置
US7554326B2 (en) * 2006-05-17 2009-06-30 Kabushiki Kaisha Toshiba MRI gradient magnetic coil unit assembley using different resins within windings and between components
US7741847B2 (en) * 2006-10-13 2010-06-22 Kabushiki Kaisha Toshiba Magnetic resonance apparatus with temperature controlled magnet shim pieces
JP5209277B2 (ja) * 2007-01-17 2013-06-12 株式会社東芝 傾斜磁場コイルユニット、ｍｒｉ装置用ガントリ、及びｍｒｉ装置
US7489131B2 (en) * 2007-04-23 2009-02-10 General Electric Co. System and apparatus for direct cooling of gradient coils
US7449889B1 (en) * 2007-06-25 2008-11-11 General Electric Company Heat pipe cooled superconducting magnets with ceramic coil forms
US7868617B2 (en) * 2007-11-15 2011-01-11 General Electric Co. Cooling system and apparatus for controlling drift of a main magnetic field in an MRI system
CN101677781B (zh) * 2008-03-13 2012-11-28 株式会社东芝 磁共振成像装置以及冷却装置
US7570058B1 (en) * 2008-07-11 2009-08-04 General Electric Company System and method for treatment of liquid coolant in an MRI system
JP5554031B2 (ja) * 2008-10-03 2014-07-23 株式会社東芝 磁気共鳴イメージング装置および傾斜磁場コイル冷却制御方法
JP2010269136A (ja) * 2009-04-23 2010-12-02 Toshiba Corp 磁気共鳴イメージング装置

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6011394A (en) * 1997-08-07 2000-01-04 Picker International, Inc. Self-shielded gradient coil assembly and method of manufacturing the same
CN1623504A (zh) * 2003-08-07 2005-06-08 Ge医疗系统环球技术有限公司 用于有效冷却圆筒形磁共振成像系统中的患者膛的设备
CN101261313A (zh) * 2006-12-18 2008-09-10 通用电气公司 用于控制mri磁体暖孔的温度的系统、方法和设备

Also Published As

Publication number Publication date
US20110074421A1 (en) 2011-03-31
US8736266B2 (en) 2014-05-27
JP2011087915A (ja) 2011-05-06
CN102028468A (zh) 2011-04-27
CN102028468B (zh) 2014-05-07
CN103932709A (zh) 2014-07-23
JP5570910B2 (ja) 2014-08-13

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Effective date of registration: 20160714

Address after: Japan Tochigi Tian Yuan City

Patentee after: Toshiba Medical System Co., Ltd.

Address before: Tokyo, Japan, Japan

Patentee before: Toshiba Corp

Patentee before: Toshiba Medical System Co., Ltd.