DE69312775D1 - Quadraturspulensystem zum Gebrauch in einem Kernresonanzgerät - Google Patents

Quadraturspulensystem zum Gebrauch in einem Kernresonanzgerät

Info

Publication number
DE69312775D1
DE69312775D1 DE69312775T DE69312775T DE69312775D1 DE 69312775 D1 DE69312775 D1 DE 69312775D1 DE 69312775 T DE69312775 T DE 69312775T DE 69312775 T DE69312775 T DE 69312775T DE 69312775 D1 DE69312775 D1 DE 69312775D1
Authority
DE
Germany
Prior art keywords
magnetic resonance
nuclear magnetic
coil system
resonance device
quadrature coil
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
DE69312775T
Other languages
English (en)
Other versions
DE69312775T2 (de
Inventor
Heelsbergen Teunis Robert Van
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 Electronics 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 Electronics NV filed Critical Philips Electronics NV
Publication of DE69312775D1 publication Critical patent/DE69312775D1/de
Application granted granted Critical
Publication of DE69312775T2 publication Critical patent/DE69312775T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G01R33/36—Electrical details, e.g. matching or coupling of the coil to the receiver
    • G01R33/3678—Electrical details, e.g. matching or coupling of the coil to the receiver involving quadrature drive or detection, e.g. a circularly polarized RF 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
    • G01R33/32—Excitation or detection systems, e.g. using radio frequency signals
    • G01R33/34—Constructional details, e.g. resonators, specially adapted to MR
    • G01R33/34007—Manufacture of RF coils, e.g. using printed circuit board technology; additional hardware for providing mechanical support to the RF coil assembly or to part thereof, e.g. a support for moving the coil assembly relative to the remainder of the MR system
    • 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
    • G01R33/34046—Volume type coils, e.g. bird-cage coils; Quadrature bird-cage coils; Circularly polarised 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
    • G01R33/34—Constructional details, e.g. resonators, specially adapted to MR
    • G01R33/34046—Volume type coils, e.g. bird-cage coils; Quadrature bird-cage coils; Circularly polarised coils
    • G01R33/34053—Solenoid coils; Toroidal 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
    • G01R33/34—Constructional details, e.g. resonators, specially adapted to MR
    • G01R33/34046—Volume type coils, e.g. bird-cage coils; Quadrature bird-cage coils; Circularly polarised coils
    • G01R33/34061—Helmholtz 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
    • G01R33/3628—Tuning/matching of the transmit/receive coil

Landscapes

  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
DE69312775T 1992-04-09 1993-04-01 Quadraturspulensystem zum Gebrauch in einem Kernresonanzgerät Expired - Fee Related DE69312775T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP92201017 1992-04-09

Publications (2)

Publication Number Publication Date
DE69312775D1 true DE69312775D1 (de) 1997-09-11
DE69312775T2 DE69312775T2 (de) 1998-02-12

Family

ID=8210539

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69312775T Expired - Fee Related DE69312775T2 (de) 1992-04-09 1993-04-01 Quadraturspulensystem zum Gebrauch in einem Kernresonanzgerät

Country Status (4)

Country Link
US (1) US5483159A (de)
EP (1) EP0565178B1 (de)
JP (1) JPH0647016A (de)
DE (1) DE69312775T2 (de)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4434949C2 (de) * 1994-09-29 1998-05-20 Siemens Ag Mammographie-Antennenanordnung für Magnetresonanzuntersuchungen einer weiblichen Brust
DE4434948C2 (de) * 1994-09-29 1998-05-20 Siemens Ag Mammographie-Antennenanordnung für Magnetresonanzuntersuchungen einer weiblichen Brust
DE19528260A1 (de) * 1995-08-01 1997-02-06 Siemens Ag Mammographie-Antenne für Magnetresonanzuntersuchungen
JP3562902B2 (ja) * 1996-04-26 2004-09-08 株式会社日立メディコ 磁気共鳴イメージング装置用ｒｆプローブ
US5757189A (en) * 1996-11-27 1998-05-26 Picker International, Inc. Arbitrary placement multimode coil system for MR imaging
CA2334929A1 (en) 2000-02-10 2001-08-10 Jarod Matwiy Quadrature rf field coil for use in magnetic resonance
US7391213B2 (en) * 2003-05-02 2008-06-24 General Electric Company Three axis angle invariant RF coil assembly and method and system employing same
DE102004022687B4 (de) * 2004-05-05 2012-01-05 Bruker Biospin Gmbh Time-Domain-Verfahren zum quantitativen Bestimmen des Gehalts zumindest einer Komponente einer Probe mittels eines niedrigauflösenden Kernresonanz-Pulsspektrometers
CN101256223B (zh) * 2007-02-28 2012-03-21 西门子（中国）有限公司 高场磁共振成像设备及其接收线圈获得高信噪比的方法
US7816918B2 (en) * 2007-05-24 2010-10-19 The Johns Hopkins University Optimized MRI strip array detectors and apparatus, systems and methods related thereto
US8610435B2 (en) * 2009-11-24 2013-12-17 Medrad, Inc. Focus coil array and interface devices therefor
US9519037B2 (en) * 2011-11-10 2016-12-13 Mayo Foundation For Medical Education And Research Spatially coincident MRI receiver coils and method for manufacturing
WO2015102434A1 (ko) * 2014-01-03 2015-07-09 삼성전자 주식회사 알에프 코일
KR102214831B1 (ko) 2014-06-12 2021-02-10 삼성전자주식회사 Rf 표면 코일부 및 이를 포함하는 자기공명영상 시스템
US20220229133A1 (en) * 2021-01-15 2022-07-21 Hyperfine, Inc. Radio frequency coil for magnetic resonance imaging

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4057777A (en) * 1975-11-19 1977-11-08 Trw Inc. Termination for electrical resistor and method of making same
US4721913A (en) * 1985-05-08 1988-01-26 Mcw Research Foundation, Inc. NMR local coil network
US4684895A (en) * 1985-08-05 1987-08-04 Picker International, Inc. Interface system for NMR spectrometer and quadrature probe
US4918388A (en) * 1985-08-14 1990-04-17 Picker International, Inc. Quadrature surface coils for magnetic resonance imaging
US4879516A (en) * 1985-08-14 1989-11-07 Picker International, Inc. Precision electrical adjustment of quadrature coil isolation
US4695801A (en) * 1986-02-10 1987-09-22 The Regents Of The University Of California Matched guadrature coils for MRI with minimized intercoil coupling
NL8603005A (nl) * 1986-11-27 1988-06-16 Philips Nv Magnetisch resonantie apparaat met flexibele quadratuur spoelenstelsel.
EP0281787A1 (de) * 1987-02-25 1988-09-14 Siemens Aktiengesellschaft Oberflächenresonator für Kernspin-Resonanzgeräte
IL85786A (en) * 1988-03-18 1991-06-10 Elscint Ltd Hybrid surface coil
US4985678A (en) * 1988-10-14 1991-01-15 Picker International, Inc. Horizontal field iron core magnetic resonance scanner
US5280248A (en) * 1992-07-24 1994-01-18 Picker International, Inc. Biplanar RF coil for magnetic resonance imaging systems
IL91805A (en) * 1989-09-27 1996-12-05 Elscint Ltd Quadrature surface coil
US5057777A (en) * 1990-04-26 1991-10-15 North American Philips Corporation Quadrature coil construction
US5075624A (en) * 1990-05-29 1991-12-24 North American Philips Corporation Radio frequency quadrature coil construction for magnetic resonance imaging (mri) apparatus
DE4035844A1 (de) * 1990-11-10 1992-05-14 Philips Patentverwaltung Quadraturspulenanordnung
US5256971A (en) * 1992-05-18 1993-10-26 Medical Advances, Inc. Multiple loop coil with improved decoupling

Also Published As

Publication number Publication date
EP0565178A1 (de) 1993-10-13
JPH0647016A (ja) 1994-02-22
US5483159A (en) 1996-01-09
EP0565178B1 (de) 1997-08-06
DE69312775T2 (de) 1998-02-12

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

8339 Ceased/non-payment of the annual fee