FI843378A0 - Tvaergradienta faeltlindningar foer avbildning med kaernmagnetisk resonans. - Google Patents

Tvaergradienta faeltlindningar foer avbildning med kaernmagnetisk resonans.

Info

Publication number
FI843378A0
FI843378A0 FI843378A FI843378A FI843378A0 FI 843378 A0 FI843378 A0 FI 843378A0 FI 843378 A FI843378 A FI 843378A FI 843378 A FI843378 A FI 843378A FI 843378 A0 FI843378 A0 FI 843378A0
Authority
FI
Finland
Prior art keywords
explosion
derivatives
release factor
factor
release
Prior art date
Application number
FI843378A
Other languages
English (en)
Other versions
FI88079B (fi
FI843378A (fi
FI88079C (fi
Inventor
William Alan Edelstein
John Frederick Schenck
Moayyed Abdulhussain Hussain
Original Assignee
Gen Electric
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 Gen Electric filed Critical Gen Electric
Publication of FI843378A0 publication Critical patent/FI843378A0/fi
Publication of FI843378A publication Critical patent/FI843378A/fi
Publication of FI88079B publication Critical patent/FI88079B/fi
Application granted granted Critical
Publication of FI88079C publication Critical patent/FI88079C/fi

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Manufacturing & Machinery (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
  • Manufacturing Of Printed Circuit Boards (AREA)
FI843378A 1983-11-02 1984-08-27 Tvaer gradientspole, speciellt en spole foer bruk i nukleaera magnetiska resonansavbildningssystem FI88079C (fi)

Applications Claiming Priority (4)

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
US54817483 1983-11-02
US54804183 1983-11-02

Publications (4)

Publication Number Publication Date
FI843378A0 true FI843378A0 (fi) 1984-08-27
FI843378A FI843378A (fi) 1985-05-03
FI88079B FI88079B (fi) 1992-12-15
FI88079C FI88079C (fi) 1993-03-25

Family

ID=27068746

Family Applications (1)

Application Number Title Priority Date Filing Date
FI843378A FI88079C (fi) 1983-11-02 1984-08-27 Tvaer gradientspole, speciellt en spole foer bruk i nukleaera magnetiska resonansavbildningssystem

Country Status (6)

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

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
EP0210289B1 (en) * 1985-07-25 1992-03-04 General Electric Company Superconducting filter coils for high homogeneity magnetic field
EP0216590B2 (en) * 1985-09-20 2001-06-06 Btg International Limited Magnetic field screens
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
ATE259966T1 (de) * 1996-05-09 2004-03-15 Harvard College Herstellung von kleinen spulen und bändern als photomaske auf optischen faern zur erzeugung von fasergemittern, elektromagneten als mikro-nmr- spulen, mikrotransformatoren und intravskulären stants
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 (en) * 1997-07-25 1999-01-27 Atlas Investments Ltd. Solenoidal resistive magnet for nuclear magnetic resonance imaging
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 (fi) * 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
EP0140259B1 (en) 1991-08-28
IL72931A0 (en) 1984-12-31
IL72931A (en) 1988-12-30
KR850003681A (ko) 1985-06-26
EP0140259A3 (en) 1985-11-06
KR910001860B1 (ko) 1991-03-28
FI88079B (fi) 1992-12-15
FI843378A (fi) 1985-05-03
JPH0628206B2 (ja) 1994-04-13
JPS60132303A (ja) 1985-07-15
DE3484976D1 (de) 1991-10-02
FI88079C (fi) 1993-03-25
EP0140259A2 (en) 1985-05-08

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Legal Events

Date Code Title Description
MM Patent lapsed
MM Patent lapsed

Owner name: GENERAL ELECTRIC COMPANY