GB2070254B - Nuclear magnetic resonance apparatus and methods - Google Patents

Nuclear magnetic resonance apparatus and methods

Info

Publication number
GB2070254B
GB2070254B GB8101685A GB8101685A GB2070254B GB 2070254 B GB2070254 B GB 2070254B GB 8101685 A GB8101685 A GB 8101685A GB 8101685 A GB8101685 A GB 8101685A GB 2070254 B GB2070254 B GB 2070254B
Authority
GB
United Kingdom
Prior art keywords
methods
magnetic resonance
nuclear magnetic
resonance apparatus
nuclear
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
Application number
GB8101685A
Other versions
GB2070254A (en
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.)
Oxford Instruments Group Ltd
Original Assignee
Oxford Instruments Group 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
Priority claimed from US06/210,199 external-priority patent/US4385277A/en
Application filed by Oxford Instruments Group Ltd filed Critical Oxford Instruments Group Ltd
Publication of GB2070254A publication Critical patent/GB2070254A/en
Application granted granted Critical
Publication of GB2070254B publication Critical patent/GB2070254B/en
Expired 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
    • G01R33/387—Compensation of inhomogeneities
    • G01R33/3875—Compensation of inhomogeneities using correction coil assemblies, e.g. active shimming
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
GB8101685A 1980-01-21 1981-01-20 Nuclear magnetic resonance apparatus and methods Expired GB2070254B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB8001999 1980-01-21
US06/210,199 US4385277A (en) 1980-01-21 1980-11-25 Topical nuclear magnetic resonance spectrometer and method

Publications (2)

Publication Number Publication Date
GB2070254A GB2070254A (en) 1981-09-03
GB2070254B true GB2070254B (en) 1984-10-17

Family

ID=26274224

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8101685A Expired GB2070254B (en) 1980-01-21 1981-01-20 Nuclear magnetic resonance apparatus and methods

Country Status (1)

Country Link
GB (1) GB2070254B (en)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5841340A (en) * 1981-09-04 1983-03-10 Hitachi Ltd Inspecting device utilizing nucleus magnetic resonance
US4594550A (en) * 1982-09-07 1986-06-10 Utsunomiya University Method of scanning specifying magnetic field for nuclear magnetic resonance imaging
NL8203756A (en) * 1982-09-28 1984-04-16 Holec Nv MAGNETIC COILING DEVICE.
DE3304461A1 (en) * 1983-02-09 1984-08-09 Siemens AG, 1000 Berlin und 8000 München DEVICE FOR GENERATING IMAGES OF AN EXAMINATION OBJECT WITH A MAGNETIC CORE RESONANCE
US4563648A (en) * 1983-09-22 1986-01-07 Varian Associates, Inc. Geometric compensation of magnetic susceptibility perturbations in an RF spectrometer
USRE36782E (en) * 1983-11-11 2000-07-18 Oxford Medical Limited Magnet assembly for use in NMR apparatus
US4587504A (en) * 1983-11-11 1986-05-06 Oxford Magnet Technology Limited Magnet assembly for use in NMR apparatus
DE3400861A1 (en) * 1984-01-12 1985-07-18 Philips Patentverwaltung Gmbh, 2000 Hamburg CORE SPIN TOMOGRAPH
DE3411222A1 (en) * 1984-03-27 1985-10-10 Philips Patentverwaltung Gmbh, 2000 Hamburg CORE SPIN TOMOGRAPH
US4656447A (en) * 1984-06-27 1987-04-07 General Electric Company Superconducting filter coils for high homogeneity magnetic field
GB2162641B (en) * 1984-07-11 1989-05-17 Magnex Scient Limited Nuclear magnetic resonance
DE3511303A1 (en) * 1985-03-28 1986-10-02 Spectrospin AG, Fällanden, Zürich METHOD AND DEVICE FOR HOMOGENIZING THE FIELD OF A MAGNETIC COIL
DE3585534D1 (en) * 1985-07-25 1992-04-09 Gen Electric SUPER-CONDUCTING COILS FOR MAGNETIC FIELD CORRECTION FOR HIGH HOMOGENITY.
EP0236789A1 (en) * 1986-02-28 1987-09-16 Siemens Aktiengesellschaft Non-orthogonal Shim coil system for the correction of magnetic-field inhomogeneities in nuclear magnetic resonance apparatuses
FR2597977B1 (en) * 1986-04-24 1990-09-21 Commissariat Energie Atomique COIL SYSTEM FOR THE PRODUCTION OF VERY UNIFORM POLARIZATION MAGNETIC FIELD GRADIENTS IN AN NMR IMAGING OR SPECTROSCOPY FACILITY
JPS62264606A (en) * 1986-05-07 1987-11-17 Toshiba Corp Coil apparatus for correcting magnetic field
GB8615674D0 (en) * 1986-06-26 1986-07-30 Mansfield P Electrical coils
GB8615854D0 (en) * 1986-06-28 1986-08-06 Turner R Magnetic field coils
US5136273A (en) * 1988-10-17 1992-08-04 Kabushiki Kaisha Toshiba Magnet apparatus for use in a magnetic resonance imaging system
JPH03139328A (en) * 1989-10-25 1991-06-13 Toshiba Corp Superconductive magnet for mri apparatus
US5023554A (en) * 1989-05-22 1991-06-11 The Reagents Of The University Of California Fringe field MRI
GB9002863D0 (en) * 1990-02-08 1990-04-04 Oxford Instr Ltd Magnetic field generating assembly
US5818319A (en) * 1995-12-21 1998-10-06 The University Of Queensland Magnets for magnetic resonance systems
DE10331610B3 (en) * 2003-07-12 2005-03-24 Bruker Biospin Gmbh Method of homogenizing a superconducting NMR magnet

Also Published As

Publication number Publication date
GB2070254A (en) 1981-09-03

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Legal Events

Date Code Title Description
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PE20 Patent expired after termination of 20 years

Effective date: 20010119