DE3484976D1 - Transversal ausgerichtete gradienten-feld-spule. - Google Patents

Transversal ausgerichtete gradienten-feld-spule.

Info

Publication number
DE3484976D1
DE3484976D1 DE8484112346T DE3484976T DE3484976D1 DE 3484976 D1 DE3484976 D1 DE 3484976D1 DE 8484112346 T DE8484112346 T DE 8484112346T DE 3484976 T DE3484976 T DE 3484976T DE 3484976 D1 DE3484976 D1 DE 3484976D1
Authority
DE
Germany
Prior art keywords
field coil
gradient field
transversally aligned
aligned gradient
transversally
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
DE8484112346T
Other languages
English (en)
Inventor
William Alan Edelstein
John Frederick Schenck
Moayyed Abdulhassain Hussain
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.)
General Electric Co
Original Assignee
General Electric Co
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 US06/548,174 external-priority patent/US4646024A/en
Application filed by General Electric Co filed Critical General Electric Co
Application granted granted Critical
Publication of DE3484976D1 publication Critical patent/DE3484976D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F5/00—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
    • G01R33/385—Systems for generation, homogenisation or stabilisation of the main or gradient magnetic field using gradient magnetic field coils
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
    • H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
    • H01F41/04—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing coils
    • H01F41/041—Printed circuit coils
    • H01F41/045—Trimming
DE8484112346T 1983-11-02 1984-10-13 Transversal ausgerichtete gradienten-feld-spule. Expired - Fee Related DE3484976D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US54804183A 1983-11-02 1983-11-02
US06/548,174 US4646024A (en) 1983-11-02 1983-11-02 Transverse gradient field coils for nuclear magnetic resonance imaging

Publications (1)

Publication Number Publication Date
DE3484976D1 true DE3484976D1 (de) 1991-10-02

Family

ID=27068746

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8484112346T Expired - Fee Related DE3484976D1 (de) 1983-11-02 1984-10-13 Transversal ausgerichtete gradienten-feld-spule.

Country Status (6)

Country Link
EP (1) EP0140259B1 (de)
JP (1) JPH0628206B2 (de)
KR (1) KR910001860B1 (de)
DE (1) DE3484976D1 (de)
FI (1) FI88079C (de)
IL (1) IL72931A (de)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4621236A (en) * 1985-02-11 1986-11-04 Field Effects, Inc. Cylindrical electromagnet for an NMR imaging system
DE3585534D1 (de) * 1985-07-25 1992-04-09 Gen Electric Supraleitende spulen zur magnetfeldkorrektur fuer hohe homogenitaet.
EP0216590B2 (de) * 1985-09-20 2001-06-06 Btg International Limited Magnetische Abschirmungen
US4737716A (en) * 1986-02-06 1988-04-12 General Electric Company Self-shielded gradient coils for nuclear magnetic resonance imaging
FR2597977B1 (fr) * 1986-04-24 1990-09-21 Commissariat Energie Atomique Systeme de bobines pour la production de gradients de champs magnetiques de polarisation tres uniformes dans une installation d'imagerie ou de spectroscopie par rmn
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
NL8603076A (nl) * 1986-12-03 1988-07-01 Philips Nv Gradient spoel voor magnetisch kernspin apparaat.
GB8729037D0 (en) * 1987-12-11 1988-01-27 Turner R Improvements in/relating to electrical coils
EP0372096A1 (de) * 1988-11-28 1990-06-13 Siemens Aktiengesellschaft Gradientenspulen-System für einen Kernspintomographen
US4910462A (en) * 1989-04-28 1990-03-20 General Electric Company Etched Z-axis gradient coils for NMR system
US5424643A (en) * 1989-06-16 1995-06-13 Picker International, Inc. Magnetic resonance gradient sheet coils
US5266913A (en) * 1991-08-27 1993-11-30 British Technology Group Usa Inc. Screened electromagnetic coil of restricted length having optimized field and method
DE4210217C2 (de) * 1992-03-28 1994-03-24 Bruker Analytische Messtechnik Verfahren zum Bau einer optimierten Magnetspulenanordnung
DE4425997C1 (de) * 1994-07-22 1996-01-25 Bruker Analytische Messtechnik Teilbares, bewegliches Gradientensystem für NMR-Tomographen
US5951881A (en) * 1996-07-22 1999-09-14 President And Fellows Of Harvard College Fabrication of small-scale cylindrical articles
WO1997044692A2 (en) * 1996-05-09 1997-11-27 President And Fellows Of Harvard College Fabrication of small-scale coils and bands as photomasks on optical fibers for generation of in-fiber gratings, electromagnets as micro-nmr coils, microtransformers, and intra-vascular stents
JP3670452B2 (ja) * 1996-07-31 2005-07-13 株式会社東芝 磁場発生用コイルユニットおよびコイル巻装方法
EP0893700A1 (de) * 1997-07-25 1999-01-27 Atlas Investments Ltd. Spulenförmiger Widerstandmagnet für die bildgebende Kernspinresonanz
GB0204023D0 (en) * 2002-02-20 2002-04-03 Tesla Engineering Ltd Gradient coil structure for magnetic resonance imaging
US7557578B1 (en) * 2008-08-29 2009-07-07 Varian, Inc. Low loss NMR sample holder
FR2978834B1 (fr) * 2011-08-01 2014-05-16 Commissariat Energie Atomique Procede et systeme de generation de gradients de champ magnetique pour machine d'imagerie a rmn

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3515979A (en) * 1957-11-04 1970-06-02 Perkin Elmer Corp Magnetic field control apparatus
US3376138A (en) * 1963-12-09 1968-04-02 Gilano Michael Nicholas Photosensitive prepolymer composition and method
US3622869A (en) * 1967-06-28 1971-11-23 Marcel J E Golay Homogenizing coils for nmr apparatus
US3736543A (en) * 1972-03-31 1973-05-29 Bendix Corp Photoetched induction coil assembly
JPS4978159A (de) * 1972-12-05 1974-07-27
DE2520934C3 (de) * 1975-05-10 1982-07-08 Blaupunkt-Werke Gmbh, 3200 Hildesheim Gedruckte Spule
JPS5945204B2 (ja) * 1978-03-16 1984-11-05 古河電気工業株式会社 双極コイル
JPS566498A (en) * 1979-06-26 1981-01-23 Hitachi Chemical Co Ltd Method of manufacturing flexible printed circuit board
KR890004585B1 (ko) * 1980-09-11 1989-11-16 아사히가세이고교가부시키가이샤 마이크로코일(microcoil)
DE3133873A1 (de) * 1981-08-27 1983-03-17 Siemens AG, 1000 Berlin und 8000 München Gradientenspulen-system fuer eine einrichtung der kernspinresonanz-technik
DE3148192A1 (de) * 1981-12-05 1983-06-09 Robert Bosch Gmbh, 7000 Stuttgart Elektrische spule aus leiterbahnen
US4456881A (en) * 1982-01-18 1984-06-26 Technicare Corporation Gradient-coil apparatus for a magnetic resonance system
JPS58190244A (ja) * 1982-04-30 1983-11-07 北海道大学長 電力無線送受用空中線

Also Published As

Publication number Publication date
JPH0628206B2 (ja) 1994-04-13
EP0140259A2 (de) 1985-05-08
KR910001860B1 (ko) 1991-03-28
IL72931A0 (en) 1984-12-31
FI88079B (fi) 1992-12-15
IL72931A (en) 1988-12-30
FI88079C (fi) 1993-03-25
JPS60132303A (ja) 1985-07-15
FI843378A0 (fi) 1984-08-27
FI843378A (fi) 1985-05-03
EP0140259A3 (en) 1985-11-06
EP0140259B1 (de) 1991-08-28
KR850003681A (ko) 1985-06-26

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8128 New person/name/address of the agent

Representative=s name: SIEB, R., DIPL.-CHEM. DR.RER.NAT., PAT.-ANW., 6947

8320 Willingness to grant licences declared (paragraph 23)
8339 Ceased/non-payment of the annual fee