DE3480427D1 - Offset gradient fields in nuclear magnetic resonance imaging systems - Google Patents

Offset gradient fields in nuclear magnetic resonance imaging systems

Info

Publication number
DE3480427D1
DE3480427D1 DE8484305284T DE3480427T DE3480427D1 DE 3480427 D1 DE3480427 D1 DE 3480427D1 DE 8484305284 T DE8484305284 T DE 8484305284T DE 3480427 T DE3480427 T DE 3480427T DE 3480427 D1 DE3480427 D1 DE 3480427D1
Authority
DE
Germany
Prior art keywords
field
offset
magnetic resonance
nuclear magnetic
resonance 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
Application number
DE8484305284T
Other languages
English (en)
Inventor
Russell Allen Compton
David Moses Kramer
Waldo Stephen Hinshaw
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 AG
Original Assignee
Technicare Corp
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 Technicare Corp filed Critical Technicare Corp
Application granted granted Critical
Publication of DE3480427D1 publication Critical patent/DE3480427D1/de
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
    • G01R33/385—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
    • G01R33/381—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)
  • Magnetic Resonance Imaging Apparatus (AREA)
  • Particle Accelerators (AREA)
DE8484305284T 1983-08-05 1984-08-03 Offset gradient fields in nuclear magnetic resonance imaging systems Expired DE3480427D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB838321236A GB8321236D0 (en) 1983-08-05 1983-08-05 Gradient null displacement coil

Publications (1)

Publication Number Publication Date
DE3480427D1 true DE3480427D1 (en) 1989-12-14

Family

ID=10546923

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8484305284T Expired DE3480427D1 (en) 1983-08-05 1984-08-03 Offset gradient fields in nuclear magnetic resonance imaging systems

Country Status (5)

Country Link
US (1) US4636728A (de)
EP (1) EP0134701B1 (de)
AT (1) ATE47912T1 (de)
DE (1) DE3480427D1 (de)
GB (1) GB8321236D0 (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5985651A (ja) * 1982-11-08 1984-05-17 株式会社東芝 診断用核磁気共鳴装置
US4617516A (en) * 1983-09-06 1986-10-14 General Electric Company Axial magnetic field gradient coil suitable for use with NMR apparatus
GB8500248D0 (en) * 1985-01-04 1985-02-13 Oxford Magnet Tech Solenoids
US4673880A (en) 1985-08-16 1987-06-16 Technicare Corporation Phase sensitive detection in multislice magnetic resonance imaging systems
US4733189A (en) * 1986-06-03 1988-03-22 Massachusetts Institute Of Technology Magnetic resonance imaging systems
NL8603076A (nl) * 1986-12-03 1988-07-01 Philips Nv Gradient spoel voor magnetisch kernspin apparaat.
FR2612641B1 (fr) * 1987-03-19 1989-06-09 Oreal Appareil pour l'examen d'un corps par resonance magnetique nucleaire par des methodes lentes et rapides, notamment pour l'examen de la couche superficielle de ce corps, dispositif pour creer un gradient de champ magnetique pour un tel appareil, et application a l'imagerie de la peau du corps humain
US4920316A (en) * 1989-03-30 1990-04-24 Siemens Medical Systems, Inc. Method and apparatus for reducing base field shifts in a magnetic resonance device due to pulsed magnetic field gradients
NL9002574A (nl) * 1990-11-27 1992-06-16 Philips Nv Magnetisch resonantieapparaat.
GB9105286D0 (en) * 1991-03-13 1991-04-24 Oxford Instr Ltd Magnetic field generating apparatus
US5379767A (en) * 1992-09-02 1995-01-10 The Regents Of The University Of California MRI RF coil using zero-pitch solenoidal winding
US5311135A (en) * 1992-12-11 1994-05-10 General Electric Company Multiple tap gradient field coil for magnetic resonance imaging
JP3283242B2 (ja) * 1999-06-21 2002-05-20 ジーイー横河メディカルシステム株式会社 勾配コイルの製造方法、勾配コイルおよびｍｒｉ装置
US6924644B2 (en) * 2003-09-12 2005-08-02 The United States Of America As Represented By The Secretary Of The Navy Radiofrequency surface detection coil
US7250762B2 (en) * 2005-07-07 2007-07-31 General Electric Company Method and system of MR imaging with reduced FSE cusp artifacts
MX2020003393A (es) 2017-10-16 2020-08-03 Halliburton Energy Services Inc Herramienta multibobina para la atenuacion del ruido inducido por el movimiento.

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4015196A (en) * 1974-04-05 1977-03-29 National Research Development Corporation Analysis of materials
GB1578910A (en) * 1978-05-25 1980-11-12 Emi Ltd Imaging systems
US4297637A (en) * 1978-07-20 1981-10-27 The Regents Of The University Of California Method and apparatus for mapping lines of nuclear density within an object using nuclear magnetic resonance
JPS574541A (en) * 1980-06-12 1982-01-11 Toshiba Corp Nuclear magnetic resonance apparatus
US4458203A (en) * 1980-12-11 1984-07-03 Picker International Limited Nuclear magnetic resonance imaging
US4475084A (en) * 1981-01-15 1984-10-02 Picker International Limited Nuclear magnetic resonance detector
DE3133873A1 (de) * 1981-08-27 1983-03-17 Siemens AG, 1000 Berlin und 8000 München Gradientenspulen-system fuer eine einrichtung der kernspinresonanz-technik
US4594550A (en) * 1982-09-07 1986-06-10 Utsunomiya University Method of scanning specifying magnetic field for nuclear magnetic resonance imaging
JPS5985651A (ja) * 1982-11-08 1984-05-17 株式会社東芝 診断用核磁気共鳴装置

Also Published As

Publication number Publication date
EP0134701A3 (en) 1986-02-05
EP0134701B1 (de) 1989-11-08
GB8321236D0 (en) 1983-09-07
ATE47912T1 (de) 1989-11-15
US4636728A (en) 1987-01-13
EP0134701A2 (de) 1985-03-20

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: SIEMENS AG, 8000 MUENCHEN, DE

8339 Ceased/non-payment of the annual fee