DE3482005D1 - Magnetischer kernresonanzapparat. - Google Patents

Magnetischer kernresonanzapparat.

Info

Publication number
DE3482005D1
DE3482005D1 DE8484200779T DE3482005T DE3482005D1 DE 3482005 D1 DE3482005 D1 DE 3482005D1 DE 8484200779 T DE8484200779 T DE 8484200779T DE 3482005 T DE3482005 T DE 3482005T DE 3482005 D1 DE3482005 D1 DE 3482005D1
Authority
DE
Germany
Prior art keywords
magnetic core
core resonator
resonator
magnetic
core
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 - Lifetime
Application number
DE8484200779T
Other languages
English (en)
Inventor
Hinne C O Int Octrooi Zijlstra
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of DE3482005D1 publication Critical patent/DE3482005D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • G01R33/42—Screening
    • G01R33/421—Screening of main or gradient magnetic field
    • 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
    • G01R33/3873—Compensation of inhomogeneities using ferromagnetic bodies ; Passive shimming
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S505/00—Superconductor technology: apparatus, material, process
    • Y10S505/825—Apparatus per se, device per se, or process of making or operating same
    • Y10S505/842—Measuring and testing
    • Y10S505/843—Electrical
    • Y10S505/844—Nuclear magnetic resonance, NMR, system or device
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S505/00—Superconductor technology: apparatus, material, process
    • Y10S505/825—Apparatus per se, device per se, or process of making or operating same
    • Y10S505/872—Magnetic field shield

Landscapes

  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Epidemiology (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
  • Details Of Measuring And Other Instruments (AREA)
DE8484200779T 1983-10-14 1984-05-30 Magnetischer kernresonanzapparat. Expired - Lifetime DE3482005D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL8303535A NL8303535A (nl) 1983-10-14 1983-10-14 Kernspinresonantie apparaat.

Publications (1)

Publication Number Publication Date
DE3482005D1 true DE3482005D1 (de) 1990-05-23

Family

ID=19842559

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8484200779T Expired - Lifetime DE3482005D1 (de) 1983-10-14 1984-05-30 Magnetischer kernresonanzapparat.

Country Status (6)

Country Link
US (1) US4612505A (de)
EP (1) EP0139308B1 (de)
JP (1) JPS6098343A (de)
DE (1) DE3482005D1 (de)
IL (1) IL72014A0 (de)
NL (1) NL8303535A (de)

Families Citing this family (46)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE36782E (en) * 1983-11-11 2000-07-18 Oxford Medical Limited Magnet assembly for use in NMR apparatus
DE8419763U1 (de) * 1984-07-02 1986-03-20 Siemens AG, 1000 Berlin und 8000 München Kernspin-Tomographiegerät
DE3572401D1 (en) * 1984-10-12 1989-09-21 Siemens Ag Magnet arrangement with a screen device for a nuclear spin tomography installation
US4646045A (en) * 1985-03-25 1987-02-24 General Electric Company Aperture sized disc shaped end caps of a ferromagnetic shield for magnetic resonance magnets
JPS6211192A (ja) * 1985-07-09 1987-01-20 株式会社　岡崎製作所 超伝導遮蔽装置
GB2180943B (en) * 1985-09-20 1990-07-04 Nat Res Dev Magnetic field screens
DE3540080A1 (de) * 1985-11-12 1987-05-14 Siemens Ag Kernspintomographiegeraet
US4737716A (en) * 1986-02-06 1988-04-12 General Electric Company Self-shielded gradient coils for nuclear magnetic resonance imaging
DE3769194D1 (de) * 1986-04-21 1991-05-16 Siemens Ag Rahmenstruktur fuer ein magnetsystem einer anlage zur kernspin-tomographie.
JPS6350003A (ja) * 1986-08-20 1988-03-02 Toshiba Corp 磁気共鳴イメ−ジング装置用磁石装置
JP2603944B2 (ja) * 1986-11-13 1997-04-23 株式会社東芝 Ｍｒｉ装置用磁石の磁気遮蔽体
NL8603252A (nl) * 1986-12-22 1988-07-18 Philips Nv Magnetisch resonantie-apparaat met verstemde rf-spoel.
GB8701363D0 (en) * 1987-01-22 1987-02-25 Oxford Instr Ltd Magnetic field generating assembly
JPS63229037A (ja) * 1987-03-18 1988-09-22 Mitsubishi Electric Corp 核磁気共鳴装置
US4822772A (en) * 1987-08-14 1989-04-18 Houston Area Research Center Electromagnet and method of forming same
US4783628A (en) * 1987-08-14 1988-11-08 Houston Area Research Center Unitary superconducting electromagnet
US4743880A (en) * 1987-09-28 1988-05-10 Ga Technologies Inc. MRI magnet system having shield and method of manufacture
US4881035A (en) * 1987-11-24 1989-11-14 Siemens Aktiengesellschaft Magnetic structural arrangement of an installation for nuclear magnetic resonance tomography with superconducting background field coils and normal-conducting gradient coils
JP2646687B2 (ja) * 1988-08-17 1997-08-27 株式会社島津製作所 超電導磁気シールド体
US4931759A (en) * 1989-04-06 1990-06-05 General Atomics Magnetic resonance imaging magnet having minimally symmetric ferromagnetic shield
IL90050A (en) * 1989-04-23 1992-07-15 Elscint Ltd Integrated active shielded magnet system
US5220302A (en) * 1990-01-22 1993-06-15 The University Of Texas System Board Of Regents Nmr clinical chemistry analyzer and method of forming a shield
NL9002621A (nl) * 1990-11-30 1992-06-16 Koninkl Philips Electronics Nv Magnetisch resonantie apparaat met afschermende magneet.
US5382904A (en) * 1992-04-15 1995-01-17 Houston Advanced Research Center Structured coil electromagnets for magnetic resonance imaging and method for fabricating the same
US5359310A (en) * 1992-04-15 1994-10-25 Houston Advanced Research Center Ultrashort cylindrical shielded electromagnet for magnetic resonance imaging
US5329165A (en) * 1992-05-26 1994-07-12 Midwest Superconductivity, Inc. Selectively switchable superconducting electromagnetic shield
US5479144A (en) * 1993-10-01 1995-12-26 Martin Marietta Corporation Multipole connector for accelerator magnet ends
DE69403768T2 (de) * 1993-12-28 1997-11-13 Tokyo Electron Ltd Dipolringmagnet für Magnetronzerstäubung oder Magnetronätzung
JP3028039B2 (ja) * 1995-02-28 2000-04-04 株式会社日立製作所 中空板状導体積層型超電導磁石
DE10046182C2 (de) * 2000-09-19 2002-08-01 Bruker Ag Faellanden Magnetanordnung mit einem supraleitenden Magnetspulensystem und einer magnetischen Feldform-Vorrichtung sowie Verfahren zur Dimensionierung
AUPS224702A0 (en) * 2002-05-10 2002-06-13 Thorlock International Limited Transmit - receive coil system for nuclear quadrupole resonance signal detection in substances
AUPS322802A0 (en) * 2002-06-26 2002-07-18 Thorlock International Limited Large volume scanner for nuclear quadrupole resonance measurements (#14)
DE102005020378B4 (de) * 2005-05-02 2010-01-07 Siemens Ag Magnetresonanzgerät mit Gradientenspule mit integrierten passiven Shimvorrichtungen
JP4960843B2 (ja) * 2007-11-29 2012-06-27 新日鉄エンジニアリング株式会社 磁気シールド装置、磁気シールドシステム
EP2399266A1 (de) * 2009-02-18 2011-12-28 ABB Research Ltd. Magnetischer shunt, magnetische shuntanordnung und leistungsgerät
EP2449412B1 (de) 2009-06-30 2019-04-24 Aspect Imaging Ltd. Magnetresonanzgerät mit magnetanordnungen in einem käfig
US10076266B2 (en) 2010-07-07 2018-09-18 Aspect Imaging Ltd. Devices and methods for a neonate incubator, capsule and cart
US11278461B2 (en) 2010-07-07 2022-03-22 Aspect Imaging Ltd. Devices and methods for a neonate incubator, capsule and cart
JP2013077698A (ja) * 2011-09-30 2013-04-25 Seiko Epson Corp 磁気シールド
DE102012215370B4 (de) * 2012-08-30 2016-10-13 Siemens Healthcare Gmbh Magnetische Abschirmung für MR-Magnet
EP3193184A1 (de) * 2016-01-17 2017-07-19 Eidgenössische Technische Hochschule (ETH) B0-abgleichsvorrichtung für mrt
US11287497B2 (en) 2016-08-08 2022-03-29 Aspect Imaging Ltd. Device, system and method for obtaining a magnetic measurement with permanent magnets
US10224135B2 (en) 2016-08-08 2019-03-05 Aspect Imaging Ltd. Device, system and method for obtaining a magnetic measurement with permanent magnets
US11988730B2 (en) 2016-08-08 2024-05-21 Aspect Imaging Ltd. Device, system and method for obtaining a magnetic measurement with permanent magnets
US10847294B2 (en) 2017-07-10 2020-11-24 Aspect Imaging Ltd. System for generating a magnetic field
WO2021091931A2 (en) * 2019-11-06 2021-05-14 Advanced Imaging Research, Inc. Accessible magnetic resonance imaging system

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2864963A (en) * 1957-06-24 1958-12-16 Knute E Dornstreich Magnetic shield
US3423670A (en) * 1964-08-07 1969-01-21 Perkin Elmer Ltd Magnetic shield arrangement for a high flux homogeneous field-producing magnet
FR2114063A5 (de) * 1970-11-13 1972-06-30 Anvar
JPS5423996A (en) * 1977-07-26 1979-02-22 Tomohiko Takano Method and apparatus for magnetic shield
DE2951018A1 (de) * 1979-12-19 1982-02-11 Wilfried H. Dr. 5483 Bad Neuenahr Bergmann Verfahren und vorrichtung zur verbesserung der empfindlichkeit und des signal-rausch-verhaeltnisses von spin-echo-messungen an proben, die bei ihrer eigentemperatur vermessen werden muessen und die elektrische leitfaehigkeit besitzen
DE3123493A1 (de) * 1981-06-13 1982-12-30 Bruker Analytische Meßtechnik GmbH, 7512 Rheinstetten Elektromagnet fuer die nmr-tomographie
DE3333755A1 (de) * 1983-09-19 1985-04-18 Siemens AG, 1000 Berlin und 8000 München Magneteinrichtung einer anlage der kernspin-tomographie mit einer abschirmvorrichtung

Also Published As

Publication number Publication date
JPS6098343A (ja) 1985-06-01
NL8303535A (nl) 1985-05-01
JPH0576592B2 (de) 1993-10-22
EP0139308A3 (en) 1985-06-19
EP0139308B1 (de) 1990-04-18
IL72014A0 (en) 1984-10-31
US4612505A (en) 1986-09-16
EP0139308A2 (de) 1985-05-02

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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: PHILIPS ELECTRONICS N.V., EINDHOVEN, NL

8327 Change in the person/name/address of the patent owner

Owner name: KONINKLIJKE PHILIPS ELECTRONICS N.V., EINDHOVEN, N

8339 Ceased/non-payment of the annual fee