NL7907663A - Winding voor een spoel voor quadrupolaire velden. - Google Patents

Winding voor een spoel voor quadrupolaire velden. Download PDF

Info

Publication number
NL7907663A
NL7907663A NL7907663A NL7907663A NL7907663A NL 7907663 A NL7907663 A NL 7907663A NL 7907663 A NL7907663 A NL 7907663A NL 7907663 A NL7907663 A NL 7907663A NL 7907663 A NL7907663 A NL 7907663A
Authority
NL
Netherlands
Prior art keywords
coil
field
conductors
winding
field gradient
Prior art date
Application number
NL7907663A
Other languages
English (en)
Dutch (nl)
Original Assignee
Nat Res Dev
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 Nat Res Dev filed Critical Nat Res Dev
Publication of NL7907663A publication Critical patent/NL7907663A/nl

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F7/00—Magnets
    • H01F7/06—Electromagnets; Actuators including electromagnets
    • H01F7/20—Electromagnets; Actuators including electromagnets without armatures
    • 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
    • G01R33/42—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
    • G01R33/42—Screening
    • G01R33/422—Screening of the radio frequency field
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F5/00—Coils
NL7907663A 1978-10-17 1979-10-17 Winding voor een spoel voor quadrupolaire velden. NL7907663A (nl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB7840779 1978-10-17
GB7840779 1978-10-17

Publications (1)

Publication Number Publication Date
NL7907663A true NL7907663A (nl) 1980-04-21

Family

ID=10500379

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7907663A NL7907663A (nl) 1978-10-17 1979-10-17 Winding voor een spoel voor quadrupolaire velden.

Country Status (5)

Country Link
US (1) US4310799A (de)
JP (1) JPS5557140A (de)
DE (1) DE2942020A1 (de)
GB (1) GB2034123B (de)
NL (1) NL7907663A (de)

Families Citing this family (37)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4385277A (en) * 1980-01-21 1983-05-24 The Oxford Instruments Group Limited Topical nuclear magnetic resonance spectrometer and method
DE3175414D1 (en) * 1980-08-29 1986-11-06 Technicare Corp Distributed phase rf coil
US4439733A (en) * 1980-08-29 1984-03-27 Technicare Corporation Distributed phase RF coil
US4433318A (en) * 1981-06-26 1984-02-21 Hitachi, Ltd. Deflection yoke for a picture tube of a projection color television receiver set
DE3133432A1 (de) * 1981-08-24 1983-03-03 Siemens AG, 1000 Berlin und 8000 München Hochfrequenzfeld-einrichtung in einer kernspinresonanz-apparatur
NL8203621A (nl) * 1982-09-20 1984-04-16 Philips Nv Kernspintomograaf met faraday kooi.
CA1198162A (en) * 1982-09-23 1985-12-17 Robert D. Hay Nmr imaging apparatus
USRE36782E (en) * 1983-11-11 2000-07-18 Oxford Medical Limited Magnet assembly for use in NMR apparatus
US4642569A (en) * 1983-12-16 1987-02-10 General Electric Company Shield for decoupling RF and gradient coils in an NMR apparatus
DE3410215A1 (de) * 1984-03-20 1985-10-03 Siemens AG, 1000 Berlin und 8000 München Hochfrequenz-antenneneinrichtung in einer kernspintomographie-apparatur und verfahren zu ihrem betrieb
FR2567647B1 (fr) * 1984-07-10 1987-12-18 Thomson Cgr Dispositif de creation et/ou de reception d'un champ magnetique alternatif pour appareil exploitant la resonance magnetique nucleaire
US4621236A (en) * 1985-02-11 1986-11-04 Field Effects, Inc. Cylindrical electromagnet for an NMR imaging system
FR2583165B1 (fr) * 1985-06-11 1987-08-07 Thomson Cgr Procede de fabrication d'un ecran et ecran, notamment pour appareil d'imagerie par resonance magnetique nucleaire
US4791370A (en) * 1985-08-23 1988-12-13 Resonex, Inc. Gradient field structure and method for use with magnetic resonance imaging apparatus
US4737716A (en) * 1986-02-06 1988-04-12 General Electric Company Self-shielded gradient coils for nuclear magnetic resonance imaging
US4751464A (en) * 1987-05-04 1988-06-14 Advanced Nmr Systems, Inc. Cavity resonator with improved magnetic field uniformity for high frequency operation and reduced dielectric heating in NMR imaging devices
JP2752156B2 (ja) * 1989-05-30 1998-05-18 株式会社東芝 Ｍｒｉ装置用コイル部品の製造方法
US5301884A (en) * 1991-12-16 1994-04-12 Litton Systems, Inc. Automatic fiber optic quadrupole coil winding machine
US5405485A (en) * 1994-01-14 1995-04-11 Litton Systems, Inc. Robotic fiber optic quadrupole coil winder
US5939883A (en) * 1996-07-17 1999-08-17 Fonar Corporation Magnetic resonance imaging excitation and reception methods and apparatus
US6783059B2 (en) * 2002-12-23 2004-08-31 General Electric Company Conduction cooled passively-shielded MRI magnet
JP4118833B2 (ja) * 2004-04-16 2008-07-16 ジーイー・メディカル・システムズ・グローバル・テクノロジー・カンパニー・エルエルシー Ｍｒｉ用コイル
DE102005033989B4 (de) * 2005-07-21 2008-07-10 Bruker Biospin Ag Kernspinresonanzapparatur mit Gradientenabschirmanordnung mit reduzierter Kopplung zum Resonatorsystem
US8219176B2 (en) 2007-03-08 2012-07-10 Allegheny-Singer Research Institute Single coil parallel imaging
US7541808B2 (en) 2007-04-11 2009-06-02 Allegheny-Singer Research Institute Rapid MRI dynamic imaging using MACH
DE102007054744B4 (de) * 2007-11-16 2009-09-10 Universitätsklinikum Freiburg NMR-Tomographieverfahren auf Basis von NBSEM mit 2D-Ortskodierung durch zwei gegeneinander verdrehte Multipol-Gradientenfelder
US8688193B2 (en) 2008-06-26 2014-04-01 Allegheny-Singer Research Institute Magnetic resonance imager, method and program which continuously applies steady-state free precession to k-space
US7834629B2 (en) * 2008-09-11 2010-11-16 Allegheny-Singer Research Institute Hybrid MRI and method
US8131046B2 (en) 2008-10-29 2012-03-06 Allegheny-Singer Research Institute Magnetic resonance imager using cylindrical offset region of excitation, and method
JP5394507B2 (ja) * 2009-03-06 2014-01-22 サン−ゴバン パフォーマンス プラスティックス コーポレイション 重ね合わせ型導電性ヘリカルスプリング
US8198892B2 (en) 2009-04-22 2012-06-12 Allegheny-Singer Research Institute Steady-state-free-precession (SSFP) magnetic resonance imaging (MRI) and method
US20110079962A1 (en) * 2009-10-02 2011-04-07 Saint-Gobain Performance Plastics Corporation Modular polymeric emi/rfi seal
US8405394B2 (en) 2009-10-20 2013-03-26 Allegheny-Singer Research Institute Targeted acquisition using holistic ordering (TACHO) approach for high signal to noise imaging
US20110215805A1 (en) * 2010-03-03 2011-09-08 Allegheny-Singer Research Institute MRI and method using multi-slice imaging
WO2011122929A1 (en) * 2010-03-30 2011-10-06 Sang Boon Lam Device and method of improving electricity
DE102011088406A1 (de) * 2011-12-13 2013-06-13 Robert Bosch Gmbh Metallsensor
DE102017213026A1 (de) * 2017-07-28 2019-01-31 Siemens Healthcare Gmbh Gradientenspule zur Erzeugung eines Magnetfeldgradienten und eines Magnetfeldes höherer Ordnung

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3287630A (en) * 1964-03-02 1966-11-22 Varian Associates Apparatus for improving the uniformity of magnetic fields
US3582779A (en) * 1966-01-20 1971-06-01 Varian Associates Apparatus for improving the homogeneity of magnetic fields
US3488541A (en) * 1966-04-06 1970-01-06 Rca Corp Geodesic electromagnetic deflection yoke
US3569823A (en) * 1968-10-18 1971-03-09 Perkin Elmer Corp Nuclear magnetic resonance apparatus
DE2155440C3 (de) * 1971-11-08 1975-01-09 Albertas Wazlowowitsch Bauschis Farbbildröhre mit einem den Röhrenhals umgebenden Ferritkern

Also Published As

Publication number Publication date
GB2034123B (en) 1982-11-10
GB2034123A (en) 1980-05-29
DE2942020C2 (de) 1991-06-13
US4310799A (en) 1982-01-12
DE2942020A1 (de) 1980-05-08
JPS6331090B2 (de) 1988-06-22
JPS5557140A (en) 1980-04-26

Similar Documents

Publication Publication Date Title
NL7907663A (nl) Winding voor een spoel voor quadrupolaire velden.
US4885539A (en) Volume NMR coil for optimum signal-to-noise ratio
US4439733A (en) Distributed phase RF coil
EP0957368B1 (de) Rf-Spulen für die Magnetresonanzbildgebung
US4686473A (en) Device for creating and/or receiving an alternating magnetic field for an apparatus using nuclear magnetic resonance
US5243286A (en) Split shield for magnetic resonance imaging
JP2001112738A (ja) 磁気共鳴装置のためのｒｆ発信コイル
FI88079C (fi) Tvaer gradientspole, speciellt en spole foer bruk i nukleaera magnetiska resonansavbildningssystem
JPH08238230A (ja) 磁気共鳴装置および方法
JPH0531417B2 (de)
US4700131A (en) Mutual inductor current sensor
EP2414859B1 (de) Einrichtungen und verkabelung zur verwendung in einem multiresonanten magnetresonanzsystem
US4707662A (en) MR-apparatus having a transmission-measuring coil for high frequencies
US4910461A (en) Magnetic resonance imaging apparatus including an interference-poor r.f. coil
US5235282A (en) Magnetic resonance apparatus comprising a superconducting shielding magnet
EP2376933A1 (de) Magnetresonanz-bildgebungssystem mit satellitengradientenspulen
JPH06277194A (ja) 遮蔽体を備えた核スピン断層撮影装置用アンテナ装置
US4595900A (en) Gradient field coils for NMR imaging
GB2315555A (en) NMR gradient coil with parallel paths
EP1576382B1 (de) Selbstabgeschirmte gradientenspulenanordnungen mit minimiertem risiko von teilentladungen
Vegh et al. The design of planar gradient coils. Part I: A winding path correction method
GB2277160A (en) Electric field screening arrangement for MRI RF coil
JP7049123B2 (ja) 磁気共鳴イメージング装置
RU2053520C1 (ru) Магнитная система томографа
US6661230B1 (en) Microstructured RF flux return yoke for increased sensitivity in NMR experiments

Legal Events

Date Code Title Description
A85 Still pending on 85-01-01
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
CNR Transfer of rights (patent application after its laying open for public inspection)

Free format text: BRITISH TECHNOLOGY GROUP LTD

BN A decision not to publish the application has become irrevocable