DE69632112D1 - Offener supraleitender Magnet für die Bilderzeugung durch magnetische Resonanz mit Kühlung durch kryogenes Fluid - Google Patents

Offener supraleitender Magnet für die Bilderzeugung durch magnetische Resonanz mit Kühlung durch kryogenes Fluid

Info

Publication number
DE69632112D1
DE69632112D1 DE69632112T DE69632112T DE69632112D1 DE 69632112 D1 DE69632112 D1 DE 69632112D1 DE 69632112 T DE69632112 T DE 69632112T DE 69632112 T DE69632112 T DE 69632112T DE 69632112 D1 DE69632112 D1 DE 69632112D1
Authority
DE
Germany
Prior art keywords
magnetic resonance
resonance imaging
superconducting magnet
cryogenic fluid
fluid cooling
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
DE69632112T
Other languages
English (en)
Other versions
DE69632112T2 (de
Inventor
Evangelos Trifon Laskaris
Bizhan Dorri
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.)
General Electric Co
Original Assignee
General Electric Co
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by General Electric Co filed Critical General Electric Co
Publication of DE69632112D1 publication Critical patent/DE69632112D1/de
Application granted granted Critical
Publication of DE69632112T2 publication Critical patent/DE69632112T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

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
    • G01R33/3806—Open magnet assemblies for improved access to the sample, e.g. C-type or U-type magnets
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F6/00—Superconducting magnets; Superconducting coils
    • H01F6/04—Cooling
    • 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)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
DE69632112T 1995-10-23 1996-10-23 Offener supraleitender MRI Magnet mit Kühlung durch kryogenes Fluid Expired - Fee Related DE69632112T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US553738 1995-10-23
US08/553,738 US5568104A (en) 1995-10-23 1995-10-23 Open MRI superconductive magnet with cryogenic-fluid cooling

Publications (2)

Publication Number Publication Date
DE69632112D1 true DE69632112D1 (de) 2004-05-13
DE69632112T2 DE69632112T2 (de) 2005-07-28

Family

ID=24210554

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69632112T Expired - Fee Related DE69632112T2 (de) 1995-10-23 1996-10-23 Offener supraleitender MRI Magnet mit Kühlung durch kryogenes Fluid

Country Status (4)

Country Link
US (1) US5568104A (de)
EP (1) EP0770882B1 (de)
JP (1) JP3711660B2 (de)
DE (1) DE69632112T2 (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3731231B2 (ja) * 1995-11-30 2006-01-05 株式会社日立メディコ 超電導磁石装置
JPH10135027A (ja) * 1996-10-30 1998-05-22 Hitachi Medical Corp 超電導磁石装置
US5883558A (en) * 1998-02-19 1999-03-16 General Electric Company Open superconductive magnet having shielding
US6011454A (en) * 1998-12-30 2000-01-04 Huang; Xianrui Superconducting magnet suspension assembly
US6011456A (en) * 1998-12-30 2000-01-04 Eckels; Phillip W. Superconducting magnet split cryostat cryogen ride-through reserve
US6289681B1 (en) * 1999-11-17 2001-09-18 General Electric Company Superconducting magnet split cryostat interconnect assembly
JP4503405B2 (ja) * 2004-09-29 2010-07-14 株式会社日立メディコ 超電導磁石装置及びこれを用いた磁気共鳴イメージング装置
JP2007220907A (ja) * 2006-02-16 2007-08-30 Japan Superconductor Technology Inc 超電導磁石装置及びその運転方法
US8384387B1 (en) 2008-02-14 2013-02-26 Fonar Corporation Magnetic resonance imaging apparatus
US20090237192A1 (en) * 2008-03-20 2009-09-24 General Electric Company Magnetic resonance imaging system and apparatus having a multiple-section
US8598881B2 (en) * 2011-01-11 2013-12-03 General Electric Company Magnetic resonance imaging system with thermal reservoir and method for cooling
CN202120699U (zh) * 2011-01-26 2012-01-18 西门子(深圳)磁共振有限公司 预冷装置、超导磁体以及磁共振成像设备
WO2014203105A1 (en) * 2013-06-21 2014-12-24 Koninklijke Philips N.V. Cryostat and system for combined magnetic resonance imaging and radiation therapy
GB2547581B (en) 2014-11-04 2019-01-09 Shenzhen United Imaging Healthcare Co Ltd Displacer in magnetic resonance imaging system
GB2538788A (en) * 2015-05-29 2016-11-30 Siemens Healthcare Ltd Cryogen storage for superconducting magnets
KR101824314B1 (ko) 2016-02-03 2018-01-31 고려대학교 산학협력단 쉐이킹 코일을 포함하는 초전도 코일 모듈

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5412363A (en) * 1991-12-20 1995-05-02 Applied Superconetics, Inc. Open access superconducting MRI magnet
DE4230145C2 (de) * 1992-09-09 1996-09-05 Bruker Analytische Messtechnik NMR-Meßeinrichtung
US5291169A (en) * 1992-11-02 1994-03-01 General Electric Company Open architecture magnetic resonance imaging superconducting magnet assembly
US5410287A (en) * 1994-04-05 1995-04-25 General Electric Company Open MRI magnet with uniform magnetic field
DE4416907C1 (de) * 1994-05-13 1995-09-07 Bruker Analytische Messtechnik Therapietomograph mit Homogenisierungseinrichtung
US5448214A (en) * 1994-06-15 1995-09-05 General Electric Company Open MRI magnet with superconductive shielding

Also Published As

Publication number Publication date
JP3711660B2 (ja) 2005-11-02
EP0770882A1 (de) 1997-05-02
JPH09182731A (ja) 1997-07-15
EP0770882B1 (de) 2004-04-07
US5568104A (en) 1996-10-22
DE69632112T2 (de) 2005-07-28

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Legal Events

Date Code Title Description
8332 No legal effect for de
8370 Indication related to discontinuation of the patent is to be deleted
8328 Change in the person/name/address of the agent

Representative=s name: ROEGER UND KOLLEGEN, 73728 ESSLINGEN

8339 Ceased/non-payment of the annual fee