DE69631874D1 - Koaxialkabel für magnetische resonanzvorrichtung - Google Patents

Koaxialkabel für magnetische resonanzvorrichtung

Info

Publication number
DE69631874D1
DE69631874D1 DE69631874T DE69631874T DE69631874D1 DE 69631874 D1 DE69631874 D1 DE 69631874D1 DE 69631874 T DE69631874 T DE 69631874T DE 69631874 T DE69631874 T DE 69631874T DE 69631874 D1 DE69631874 D1 DE 69631874D1
Authority
DE
Germany
Prior art keywords
magnetic resonance
coaxial cable
resonance device
coaxial
cable
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
DE69631874T
Other languages
English (en)
Other versions
DE69631874T2 (de
Inventor
Jeroen Snelten
Hanzen Wardenier
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
Koninklijke 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 Koninklijke Philips Electronics NV filed Critical Koninklijke Philips Electronics NV
Publication of DE69631874D1 publication Critical patent/DE69631874D1/de
Application granted granted Critical
Publication of DE69631874T2 publication Critical patent/DE69631874T2/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
    • G01R33/3685—Means for reducing sheath currents, e.g. RF traps, baluns
    • 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
    • G01R33/36—Electrical details, e.g. matching or coupling of the coil to the receiver
    • G01R33/3628—Tuning/matching of the transmit/receive coil
DE69631874T 1995-11-14 1996-10-30 Koaxialkabel für magnetische resonanzvorrichtung Expired - Fee Related DE69631874T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP95203102 1995-11-14
EP95203102 1995-11-14
PCT/IB1996/001167 WO1997018482A1 (en) 1995-11-14 1996-10-30 Coaxial cable for use in magnetic resonance apparatus

Publications (2)

Publication Number Publication Date
DE69631874D1 true DE69631874D1 (de) 2004-04-22
DE69631874T2 DE69631874T2 (de) 2005-01-20

Family

ID=8220831

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69631874T Expired - Fee Related DE69631874T2 (de) 1995-11-14 1996-10-30 Koaxialkabel für magnetische resonanzvorrichtung

Country Status (5)

Country Link
US (1) US5742165A (de)
EP (1) EP0803069B1 (de)
JP (1) JP3773537B2 (de)
DE (1) DE69631874T2 (de)
WO (1) WO1997018482A1 (de)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0864102B1 (de) * 1996-09-02 2005-09-21 Philips Electronics N.V. Invasives gerät zum gebrauch in einem gerät zur bilderzeugung durch magnetische resonanz
US5861748A (en) * 1997-07-10 1999-01-19 Schaefer; Jacob Multi-tuned single coil transmission line probe for nuclear magnetic resonance spectrometer
DE19732503A1 (de) * 1997-07-29 1999-02-04 Alsthom Cge Alcatel Anordnung zur Übertragung, zur Abstrahlung und zum Empfang von Hochfrequenz-Signalen
US7598739B2 (en) * 1999-05-21 2009-10-06 Regents Of The University Of Minnesota Radio frequency gradient, shim and parallel imaging coil
DE10019990C2 (de) * 2000-04-22 2002-04-04 Bruker Analytik Gmbh Probenkopf für Kernresonanzmessungen
WO2002010786A2 (en) * 2000-07-31 2002-02-07 Regents Of The University Of Minnesota Open tem resonators for mri
DE10105984C1 (de) 2001-02-09 2002-10-31 Siemens Ag Koaxialkabel und Magnetresonanzanlage mit einem solchen Koaxialkabel
WO2003025608A2 (en) * 2001-09-14 2003-03-27 Koninklijke Philips Electronics N.V. Device for suppressing electromagnetic coupling phenomena
DE10211535B4 (de) * 2002-03-15 2004-03-25 Siemens Ag Mantelwellensperre
WO2004090914A1 (en) * 2003-04-09 2004-10-21 Philips Intellectual Property & Standards Gmbh Transmission cable
US6980000B2 (en) * 2003-04-29 2005-12-27 Varian, Inc. Coils for high frequency MRI
GB0409549D0 (en) * 2004-04-29 2004-06-02 Lem Heme Ltd Current measurement apparatus
US20050264291A1 (en) 2004-05-07 2005-12-01 Vaughan J T Multi-current elements for magnetic resonance radio frequency coils
WO2006030332A2 (en) * 2004-09-16 2006-03-23 Koninklijke Philips Electronics N.V. Magnetic resonance receive coils with compact inductive components
US8400153B2 (en) * 2006-07-25 2013-03-19 Koninklijke Philips Electronics N.V. Moulded cable traps
CN101600969B (zh) * 2007-01-30 2013-04-17 皇家飞利浦电子股份有限公司 无匹配网络的rf信号传输线
JP5398237B2 (ja) * 2008-11-27 2014-01-29 株式会社東芝 高周波コイルユニット
DE102013201685B4 (de) 2013-02-01 2019-04-04 Siemens Healthcare Gmbh Leiteranordnung mit dielektrischer Mantelwellensperre

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4725780A (en) * 1984-10-19 1988-02-16 Mitsubishi Denki Kabushiki Kaisha RF field generator and detector
JPS6252443A (ja) * 1985-08-30 1987-03-07 Toshiba Corp Ｍｒ装置のプロ−ブ同調回路
US4682125A (en) * 1986-02-10 1987-07-21 The Regents Of The University Of California RF coil coupling for MRI with tuned RF rejection circuit using coax shield choke
JPS62207942A (ja) * 1986-03-10 1987-09-12 Mitsubishi Electric Corp 高周波磁場発生・検出器
NL8801077A (nl) * 1988-04-26 1989-11-16 Philips Nv Magnetisch resonantie apparaat met ontkoppelde rf-spoelen.
JP3198140B2 (ja) * 1992-02-14 2001-08-13 株式会社東芝 Ｍｒｉ用受信プローブ
DE4418202C1 (de) * 1994-05-25 1995-05-11 Siemens Ag Mantelwellensperre

Also Published As

Publication number Publication date
EP0803069A1 (de) 1997-10-29
JP3773537B2 (ja) 2006-05-10
DE69631874T2 (de) 2005-01-20
JPH10512791A (ja) 1998-12-08
EP0803069B1 (de) 2004-03-17
US5742165A (en) 1998-04-21
WO1997018482A1 (en) 1997-05-22

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee