DE69600899D1 - Verbesserungen an Magneten für die bildgebende magnetische Resonanz - Google Patents

Verbesserungen an Magneten für die bildgebende magnetische Resonanz

Info

Publication number
DE69600899D1
DE69600899D1 DE69600899T DE69600899T DE69600899D1 DE 69600899 D1 DE69600899 D1 DE 69600899D1 DE 69600899 T DE69600899 T DE 69600899T DE 69600899 T DE69600899 T DE 69600899T DE 69600899 D1 DE69600899 D1 DE 69600899D1
Authority
DE
Germany
Prior art keywords
magnetic imaging
imaging enhancements
enhancements
magnetic
imaging
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
DE69600899T
Other languages
English (en)
Other versions
DE69600899T2 (de
Inventor
Russell Peter Gore
Francis John Davies
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.)
Siemens Magnet Technology Ltd
Original Assignee
Oxford Magnet Technology Ltd
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 Oxford Magnet Technology Ltd filed Critical Oxford Magnet Technology Ltd
Publication of DE69600899D1 publication Critical patent/DE69600899D1/de
Application granted granted Critical
Publication of DE69600899T2 publication Critical patent/DE69600899T2/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
    • G01R33/381—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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F6/00—Superconducting magnets; Superconducting coils
    • H01F6/06—Coils, e.g. winding, insulating, terminating or casing arrangements therefor
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
DE69600899T 1995-04-07 1996-03-12 Verbesserungen an Magneten für die bildgebende magnetische Resonanz Expired - Fee Related DE69600899T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9507212A GB2299673A (en) 1995-04-07 1995-04-07 MRI magnet with flared opening

Publications (2)

Publication Number Publication Date
DE69600899D1 true DE69600899D1 (de) 1998-12-10
DE69600899T2 DE69600899T2 (de) 1999-04-01

Family

ID=10772685

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69600899T Expired - Fee Related DE69600899T2 (de) 1995-04-07 1996-03-12 Verbesserungen an Magneten für die bildgebende magnetische Resonanz

Country Status (5)

Country Link
US (1) US5812043A (de)
EP (1) EP0738898B1 (de)
JP (1) JP4208099B2 (de)
DE (1) DE69600899T2 (de)
GB (1) GB2299673A (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5799653A (en) * 1995-10-03 1998-09-01 Toshiba America Mri, Inc. Magnetic resonance imaging apparatus with decreased patient claustrophobia and increased access to patient
US5721523A (en) * 1996-08-26 1998-02-24 General Electric Company Compact MRI superconducting magnet
US6411187B1 (en) 1997-07-23 2002-06-25 Odin Medical Technologies, Ltd. Adjustable hybrid magnetic apparatus
WO1999015914A1 (en) 1997-09-25 1999-04-01 Odin Technologies Ltd. Magnetic apparatus for mri
WO1999040593A1 (en) * 1998-02-09 1999-08-12 Odin Medical Technologies Ltd A method for designing open magnets and open magnetic apparatus for use in mri/mrt probes
US6011454A (en) * 1998-12-30 2000-01-04 Huang; Xianrui Superconducting magnet suspension assembly
US6717408B2 (en) 2001-04-05 2004-04-06 Intermagnetics General Corporation Support structure for open MRI apparatus
ITSV20010034A1 (it) * 2001-10-02 2003-04-02 Esaote Spa Magnete a superconduttore in particolare per macchine di rilevamento di immagini in risonanza magnetica nucleare
US6819210B2 (en) * 2001-11-13 2004-11-16 Kci Licensing, Inc. Static magnetic field, method of creation, and resting surface therein
US6822451B2 (en) * 2002-07-31 2004-11-23 Ge Medical Systems Global Technology Company Llc Non-coupling magnetic sheilding coil
GB2444508B (en) * 2006-12-06 2010-09-29 Siemens Magnet Technology Ltd Method of centralising and retaining moulded end coils in magnet formers
JP4762226B2 (ja) * 2007-12-20 2011-08-31 三菱電機株式会社 超電導磁石装置
JP4566232B2 (ja) * 2007-12-20 2010-10-20 三菱電機株式会社 超電導磁石装置

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3559126A (en) * 1968-01-02 1971-01-26 Gardner Cryogenics Corp Means to provide electrical and mechanical separation between turns in windings of a superconducting device
US5289128A (en) * 1992-03-27 1994-02-22 Picker International, Inc. Superconducting gradient shield coils
US5111172A (en) * 1989-08-17 1992-05-05 General Electric Company Demountable coil form for epoxy-impregnated coils
US5220800A (en) * 1990-12-10 1993-06-22 Bruker Analytische Messtechnik Gmbh Nmr magnet system with superconducting coil in a helium bath
US5359310A (en) * 1992-04-15 1994-10-25 Houston Advanced Research Center Ultrashort cylindrical shielded electromagnet for magnetic resonance imaging
US5307039A (en) * 1992-09-08 1994-04-26 General Electric Company Frustoconical magnet for magnetic resonance imaging
US5554929A (en) * 1993-03-12 1996-09-10 Doty Scientific, Inc. Crescent gradient coils
US5463364A (en) * 1994-04-13 1995-10-31 Bruker Analytische Messtechnik Gmbh Magnet system for NMR tomography

Also Published As

Publication number Publication date
JP4208099B2 (ja) 2009-01-14
GB9507212D0 (en) 1995-05-31
EP0738898B1 (de) 1998-11-04
GB2299673A (en) 1996-10-09
US5812043A (en) 1998-09-22
DE69600899T2 (de) 1999-04-01
JPH08288122A (ja) 1996-11-01
EP0738898A1 (de) 1996-10-23

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee