DE69123710D1 - Apparat und Verfahren zur Bilderzeugung mittels magnetischer Resonanz - Google Patents

Apparat und Verfahren zur Bilderzeugung mittels magnetischer Resonanz

Info

Publication number
DE69123710D1
DE69123710D1 DE69123710T DE69123710T DE69123710D1 DE 69123710 D1 DE69123710 D1 DE 69123710D1 DE 69123710 T DE69123710 T DE 69123710T DE 69123710 T DE69123710 T DE 69123710T DE 69123710 D1 DE69123710 D1 DE 69123710D1
Authority
DE
Germany
Prior art keywords
magnetic resonance
imaging apparatus
resonance imaging
magnetic
resonance
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
DE69123710T
Other languages
English (en)
Other versions
DE69123710T2 (de
Inventor
David A Molyneaux
William Mclemore
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.)
Philips Nuclear Medicine Inc
Original Assignee
Picker International Inc
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 Picker International Inc filed Critical Picker International Inc
Application granted granted Critical
Publication of DE69123710D1 publication Critical patent/DE69123710D1/de
Publication of DE69123710T2 publication Critical patent/DE69123710T2/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
    • G01R33/34—Constructional details, e.g. resonators, specially adapted to MR
    • G01R33/341—Constructional details, e.g. resonators, specially adapted to MR comprising surface coils
    • G01R33/3415—Constructional details, e.g. resonators, specially adapted to MR comprising surface coils comprising arrays of sub-coils, i.e. phased-array coils with flexible receiver channels
    • 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
    • G01R33/44—Arrangements or instruments for measuring magnetic variables involving magnetic resonance using nuclear magnetic resonance [NMR]
    • G01R33/48—NMR imaging systems
    • G01R33/54—Signal processing systems, e.g. using pulse sequences ; Generation or control of pulse sequences; Operator console

Landscapes

  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
DE69123710T 1990-11-21 1991-10-09 Apparat und Verfahren zur Bilderzeugung mittels magnetischer Resonanz Expired - Fee Related DE69123710T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/616,890 US5138260A (en) 1990-11-21 1990-11-21 Computer controlled switching of multiple rf coils

Publications (2)

Publication Number Publication Date
DE69123710D1 true DE69123710D1 (de) 1997-01-30
DE69123710T2 DE69123710T2 (de) 1997-04-10

Family

ID=24471398

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69123710T Expired - Fee Related DE69123710T2 (de) 1990-11-21 1991-10-09 Apparat und Verfahren zur Bilderzeugung mittels magnetischer Resonanz

Country Status (4)

Country Link
US (1) US5138260A (de)
EP (1) EP0487201B1 (de)
JP (1) JPH04307032A (de)
DE (1) DE69123710T2 (de)

Families Citing this family (33)

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FR2669754A1 (fr) * 1990-11-23 1992-05-29 Odam Moniteur de surveillance des parametres physiologiques vitaux d'un patient en cours d'examen dit irm.
JPH05228125A (ja) * 1992-02-21 1993-09-07 Toshiba Corp 磁気共鳴イメージング装置
US5374890A (en) * 1992-07-24 1994-12-20 Picker International, Inc. Simultaneous magnetic resonance imaging of multiple human organs
JP3498980B2 (ja) * 1992-09-16 2004-02-23 東芝医用システムエンジニアリング株式会社 磁気共鳴イメージング用スキャン位置決め方法及び磁気共鳴イメージング装置
US5457387A (en) * 1993-07-06 1995-10-10 Picker International, Inc. Magnetic resonance imager with removable element RF coil
US5438638A (en) * 1994-04-05 1995-08-01 Tektronix, Inc. Electrically controlled mechanical optical switch
DE4412446C2 (de) * 1994-04-12 1996-09-12 Bruker Medizintech Verfahren und Vorrichtung zur Erstellung eines NMR-Tomographiebildes
JP3483169B2 (ja) * 1995-03-29 2004-01-06 株式会社日立メディコ Ｍｒｉ装置
US5998999A (en) * 1996-12-12 1999-12-07 Picker International, Inc. Volume RF coils with integrated high resolution focus coils for magnetic resonance imaging
JPH10290793A (ja) * 1997-04-18 1998-11-04 Ge Yokogawa Medical Syst Ltd 磁気共鳴撮像方法および装置
JP4018218B2 (ja) * 1997-12-25 2007-12-05 キヤノン株式会社 光学装置及び測距点選択方法
EP0990170A1 (de) * 1998-04-17 2000-04-05 Koninklijke Philips Electronics N.V. Verfahren und Vorrichtung zur Abbildung eines Objektes mittels Magnetischen Resonanz.
DE19824203C2 (de) 1998-05-29 2000-05-11 Siemens Ag Kernspinresonanzgerät und Verfahren zum Betrieb eines Kernspinresonanzgeräts
US6134465A (en) * 1998-06-12 2000-10-17 General Electric Company Method for reducing artifacts in MR image acquired with phased array surface coil
US6377044B1 (en) 2000-03-01 2002-04-23 Philips Medical Systems(Cleveland), Inc. Multi-mode receiver coils for MRI
JP4718714B2 (ja) * 2000-04-25 2011-07-06 株式会社東芝 磁気共鳴イメージング装置及び磁気共鳴イメージング方法
US6946836B2 (en) * 2000-04-25 2005-09-20 Kabushiki Kaisha Toshiba Magnetic resonance imaging involving movement of patient's couch
EP1371327A4 (de) * 2001-02-23 2006-06-21 Hitachi Medical Corp Kernspintomographisches gerät und verfahren
US6738501B2 (en) * 2001-04-13 2004-05-18 Ge Medical Systems Global Technology Co., Llc Adaptive data differentiation and selection from multi-coil receiver to reduce artifacts in reconstruction
US6724923B2 (en) * 2001-04-13 2004-04-20 Ge Medical Systems Global Technology Co., Llc Automatic coil selection of multi-receiver MR data using fast prescan data analysis
US20030220558A1 (en) * 2002-05-22 2003-11-27 Reed Busse Automatic field of view optimization for maximization of resolution and elimination of aliasing artifact
US6876199B2 (en) * 2003-05-30 2005-04-05 General Electric Company Method and system for accelerated imaging using parallel MRI
WO2006016292A1 (en) * 2004-08-05 2006-02-16 Koninklijke Philips Electronics N.V. Automatic selection of a receiver element in an mri apparatus
JP2006175058A (ja) * 2004-12-22 2006-07-06 Ge Medical Systems Global Technology Co Llc コイルエレメント選択方法および磁気共鳴イメージング装置
DE102005013851B4 (de) 2005-03-24 2014-11-27 Siemens Aktiengesellschaft Verfahren zur Unterstützung einer Untersuchung mittels eines bildgebenden Diagnosegeräts
CN101512371B (zh) * 2006-08-30 2012-09-05 皇家飞利浦电子股份有限公司 多通道磁共振成像和波谱分析
US7352182B1 (en) 2006-11-10 2008-04-01 Hitachi Medical Systems America, Inc. Automated selection of elements within phased array RF coils
US8502535B2 (en) * 2008-03-14 2013-08-06 Koninklijke Philips N.V. Coil selection for parallel magnetic resonance imaging
JP5687419B2 (ja) * 2009-08-12 2015-03-18 株式会社日立メディコ 磁気共鳴イメージング装置
JP5456499B2 (ja) * 2010-01-29 2014-03-26 ジーイー・メディカル・システムズ・グローバル・テクノロジー・カンパニー・エルエルシー 磁気共鳴イメージング装置
WO2015169655A1 (en) * 2014-05-09 2015-11-12 Koninklijke Philips N.V. A therapy system containing an mri module and means for determining the position of an rf coil
CN105476635B (zh) 2015-12-29 2019-02-05 沈阳东软医疗***有限公司 一种核磁共振成像***中射频线圈的定位方法和装置
CN107479014B (zh) * 2016-06-03 2020-09-29 西门子(深圳)磁共振有限公司 磁共振线圈的选择方法和装置

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4728896A (en) * 1984-07-31 1988-03-01 Oxford Research Systems Limited Method and apparatus for obtaining N.M.R. spectra and coils for use therein
US4668915A (en) * 1985-03-15 1987-05-26 Honda Giken Kogyo Kabushiki Kaisha Non-uniform field magnetic resonance dual patient imaging system
JPS62122647A (ja) * 1985-11-25 1987-06-03 横河電機株式会社 画像診断装置
US4812761A (en) * 1987-09-24 1989-03-14 Board Of Regents, The University Of Texas System Electrically parallel equal phase resonant loops for nuclear magnetic resonance surface coils
US4825162A (en) * 1987-12-07 1989-04-25 General Electric Company Nuclear magnetic resonance (NMR) imaging with multiple surface coils
US4885541A (en) * 1988-08-19 1989-12-05 General Electric Company Apparatus and method for enhanced multiple coil nuclear magnetic resonance (NMR) imaging
US4881034A (en) * 1988-01-19 1989-11-14 The Regents Of The University Of California Switchable MRI RF coil array with individual coils having different and overlapping fields of view
JPH01207044A (ja) * 1988-02-15 1989-08-21 Yokogawa Medical Syst Ltd 核磁気共鳴画像診断装置の受信装置
NL8802959A (nl) * 1988-12-01 1990-07-02 Philips Nv Rf spoelensysteem met meerdere oppervlaktespoelen.
US4975644A (en) * 1989-03-29 1990-12-04 Kabushiki Kaisha Toshiba Coil system for a magnetic resonance imaging system
EP0394508A1 (de) * 1989-04-24 1990-10-31 Siemens Aktiengesellschaft Oberflächenspule für ein Kernspin-Resonanzgerät
DE3920997C1 (de) * 1989-06-27 1990-08-23 Bruker Analytische Messtechnik Gmbh, 7512 Rheinstetten, De
US5086275A (en) * 1990-08-20 1992-02-04 General Electric Company Time domain filtering for nmr phased array imaging

Also Published As

Publication number Publication date
DE69123710T2 (de) 1997-04-10
EP0487201B1 (de) 1996-12-18
EP0487201A1 (de) 1992-05-27
JPH04307032A (ja) 1992-10-29
US5138260A (en) 1992-08-11

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Free format text: PATENTANWAELTE REICHEL UND REICHEL, 60322 FRANKFURT

8327 Change in the person/name/address of the patent owner

Owner name: PHILIPS MEDICAL SYSTEMS (CLEVELAND), INC., CLEVELA

8339 Ceased/non-payment of the annual fee