DE3669207D1 - Magnetischer resonanzapparat mit einer entkoppelten oberflaechenempfangsspule. - Google Patents

Magnetischer resonanzapparat mit einer entkoppelten oberflaechenempfangsspule.

Info

Publication number
DE3669207D1
DE3669207D1 DE8686201626T DE3669207T DE3669207D1 DE 3669207 D1 DE3669207 D1 DE 3669207D1 DE 8686201626 T DE8686201626 T DE 8686201626T DE 3669207 T DE3669207 T DE 3669207T DE 3669207 D1 DE3669207 D1 DE 3669207D1
Authority
DE
Germany
Prior art keywords
magnetic resonance
resonance device
surface receiver
decoupled
decoupled surface
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
DE8686201626T
Other languages
English (en)
Inventor
Eddy Benjamin Boskamp
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 DE3669207D1 publication Critical patent/DE3669207D1/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
    • G01R33/32—Excitation or detection systems, e.g. using radio frequency signals
    • G01R33/34—Constructional details, e.g. resonators, specially adapted to MR
    • G01R33/341—Constructional details, e.g. resonators, specially adapted to MR comprising surface 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
    • G01R33/32—Excitation or detection systems, e.g. using radio frequency signals
    • G01R33/36—Electrical details, e.g. matching or coupling of the coil to the receiver
    • G01R33/3642—Mutual coupling or decoupling of multiple coils, e.g. decoupling of a receive coil from a transmission coil, or intentional coupling of RF coils, e.g. for RF magnetic field amplification
    • G01R33/3657—Decoupling of multiple RF coils wherein the multiple RF coils do not have the same function in MR, e.g. decoupling of a transmission coil from a receive coil
DE8686201626T 1985-09-25 1986-09-23 Magnetischer resonanzapparat mit einer entkoppelten oberflaechenempfangsspule. Expired - Lifetime DE3669207D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL8502612A NL8502612A (nl) 1985-09-25 1985-09-25 Magnetisch resonantie apparaat met ontkoppelende detectie surface spoel.

Publications (1)

Publication Number Publication Date
DE3669207D1 true DE3669207D1 (de) 1990-04-05

Family

ID=19846610

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8686201626T Expired - Lifetime DE3669207D1 (de) 1985-09-25 1986-09-23 Magnetischer resonanzapparat mit einer entkoppelten oberflaechenempfangsspule.

Country Status (5)

Country Link
US (1) US4839595A (de)
EP (1) EP0218290B1 (de)
JP (1) JPH0755220B2 (de)
DE (1) DE3669207D1 (de)
NL (1) NL8502612A (de)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4918388A (en) * 1985-08-14 1990-04-17 Picker International, Inc. Quadrature surface coils for magnetic resonance imaging
NL8801018A (nl) * 1988-04-20 1989-11-16 Philips Nv Magnetisch resonantie apparaat met ontkoppelde rf-spoelen.
NL8603006A (nl) * 1986-11-27 1988-06-16 Philips Nv Magnetisch resonantie apparaat met gestapeld oppervlakte spoelenstelsel.
US4943775A (en) * 1986-11-27 1990-07-24 U.S. Philips Corporation Magnetic resonance apparatus with uncoupled rf coils
NL8603005A (nl) * 1986-11-27 1988-06-16 Philips Nv Magnetisch resonantie apparaat met flexibele quadratuur spoelenstelsel.
FR2615040B1 (fr) * 1987-05-07 1990-02-16 Thomson Cgr Antenne de reception a decouplage passif notamment pour appareil d'imagerie par resonnance magnetique nucleaire
GB8814187D0 (en) * 1988-06-15 1988-07-20 Mansfield P Improvements in/relating to surface electrical coil structures
EP0361190A1 (de) * 1988-09-23 1990-04-04 Siemens Aktiengesellschaft Oberflächenspulenanordnung für Untersuchungen mit Hilfe der kernnmagnetischen Resonanz
NL8802609A (nl) * 1988-10-24 1990-05-16 Philips Nv Magnetisch resonantie apparaat met geoptimaliseerd detectieveld.
US4975644A (en) * 1989-03-29 1990-12-04 Kabushiki Kaisha Toshiba Coil system for a magnetic resonance imaging system
US4973908A (en) * 1989-06-23 1990-11-27 General Electric Company NMR probe with multiple isolated coplanar surface coils
DE4038106C2 (de) * 1989-12-12 2002-04-18 Siemens Ag Oberflächenresonator für einen Kernspintomographen
NL9001298A (nl) * 1990-06-08 1992-01-02 Philips Nv Rf spoelenstelsel in magnetisch resonantie apparaat.
US5196796A (en) * 1991-08-06 1993-03-23 Medrad, Inc. Anatomically conformal quadrature mri surface coil
US5576622A (en) * 1991-11-14 1996-11-19 Fonar Corporation Shielded NMR radio frequency coil and method of performing an NMR experiment
US5278505A (en) * 1991-12-17 1994-01-11 The Regents Of The University Of California Self-cancelling RF receive coil used to decouple MRI transmit/receive RF coils
GB9209625D0 (en) * 1992-05-05 1992-06-17 Marconi Gec Ltd Magnetic resonance apparatus
DE4226814A1 (de) * 1992-08-13 1994-02-17 Philips Patentverwaltung Spulenanordnung für MR-Untersuchungen der Mamma
US5386191A (en) * 1993-03-01 1995-01-31 The Regents Of The University Of California RF coil providing reduced obstruction access to image volume in transverse magnet MRI system
US5385483A (en) * 1993-10-13 1995-01-31 Lin; Tse H. Connector device
US5751146A (en) * 1994-12-01 1998-05-12 Magnetic Vision Technologies, Inc. Surface coil for high resolution imaging
US6534983B1 (en) 2000-12-29 2003-03-18 Ge Medical Systems Global Technology Company, Llc Multi-channel phased array coils having minimum mutual inductance for magnetic resonance systems
US6812701B2 (en) * 2002-11-22 2004-11-02 Igc - Medical Advances, Inc. Phased array magnetic resonance imaging coil with improved spin localization
US7474098B2 (en) * 2003-07-25 2009-01-06 National Research Council Of Canada Stacked coil array for magnetic resonance experiments
WO2015102434A1 (ko) * 2014-01-03 2015-07-09 삼성전자 주식회사 알에프 코일

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2550668A (en) * 1949-04-08 1951-05-01 Standard Oil Dev Co Hypochlorite sweetening process
US4398149A (en) * 1981-02-02 1983-08-09 Varian Associates, Inc. NMR Probe coil system
DE3369885D1 (en) * 1982-06-28 1987-04-02 Oxford Res Syst Radiofrequency transducer and method of using same
SU1103132A1 (ru) * 1983-01-13 1984-07-15 Институт химии нефти СО АН СССР Датчик сигналов спинового эха
DE3340384A1 (de) * 1983-11-08 1985-05-15 Siemens AG, 1000 Berlin und 8000 München Hochfrequenz-einrichtung einer kernspinresonanz-apparatur mit einer oberflaechenspule
JPS60177250A (ja) * 1983-11-19 1985-09-11 ブル−カ−・メデイツインテヒニク・ゲゼルシヤフト・ミツト・ベシユレンクテル・ハフツング 高分解能核共鳴信号の検出用測定ヘツド
DE3343625C2 (de) * 1983-11-19 1986-10-23 Bruker Medizintechnik Gmbh, 7512 Rheinstetten Meßkopf und Verfahren zur Aufnahme hochaufgelöster Kernspinresonanzsignale
GB8405066D0 (en) * 1984-02-27 1984-04-04 Picker Int Ltd Coil arrangements
NL8401671A (nl) * 1984-05-25 1985-12-16 Philips Nv Kernspinresonantie apparaat met oppervlaktespoel detectie.
US4725779A (en) * 1985-05-08 1988-02-16 Mcw Research Foundation, Inc. NMR local coil with improved decoupling
US4724389A (en) * 1985-05-08 1988-02-09 Medical College Of Wisconsin, Inc. Loop-gap resonator for localized NMR imaging
US4658229A (en) * 1985-05-10 1987-04-14 Ga Technologies Inc. Magnet system providing a region of substantially homogeneous field strength

Also Published As

Publication number Publication date
JPS6274353A (ja) 1987-04-06
JPH0755220B2 (ja) 1995-06-14
NL8502612A (nl) 1987-04-16
EP0218290A1 (de) 1987-04-15
US4839595A (en) 1989-06-13
EP0218290B1 (de) 1990-02-28

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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