DE69019579T2 - Spulensystem für einen Kernspinresonazapparat zur Abbildung. - Google Patents

Spulensystem für einen Kernspinresonazapparat zur Abbildung.

Info

Publication number
DE69019579T2
DE69019579T2 DE69019579T DE69019579T DE69019579T2 DE 69019579 T2 DE69019579 T2 DE 69019579T2 DE 69019579 T DE69019579 T DE 69019579T DE 69019579 T DE69019579 T DE 69019579T DE 69019579 T2 DE69019579 T2 DE 69019579T2
Authority
DE
Germany
Prior art keywords
illustration
magnetic resonance
coil system
resonance apparatus
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
DE69019579T
Other languages
English (en)
Other versions
DE69019579D1 (de
Inventor
Timothy R Fox
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.)
Toshiba Corp
Original Assignee
Toshiba Corp
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 Toshiba Corp filed Critical Toshiba Corp
Publication of DE69019579D1 publication Critical patent/DE69019579D1/de
Application granted granted Critical
Publication of DE69019579T2 publication Critical patent/DE69019579T2/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
    • G01R33/3664—Switching for purposes other than coil coupling or decoupling, e.g. switching between a phased array mode and a quadrature mode, switching between surface coil modes of different geometrical shapes, switching from a whole body reception coil to a local reception coil or switching for automatic coil selection in moving table MR or for changing the field-of-view
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
DE69019579T 1989-03-29 1990-03-27 Spulensystem für einen Kernspinresonazapparat zur Abbildung. Expired - Fee Related DE69019579T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/330,309 US4975644A (en) 1989-03-29 1989-03-29 Coil system for a magnetic resonance imaging system

Publications (2)

Publication Number Publication Date
DE69019579D1 DE69019579D1 (de) 1995-06-29
DE69019579T2 true DE69019579T2 (de) 1995-09-28

Family

ID=23289193

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69019579T Expired - Fee Related DE69019579T2 (de) 1989-03-29 1990-03-27 Spulensystem für einen Kernspinresonazapparat zur Abbildung.

Country Status (4)

Country Link
US (1) US4975644A (de)
EP (1) EP0390476B1 (de)
JP (1) JP2948258B2 (de)
DE (1) DE69019579T2 (de)

Families Citing this family (60)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5150710A (en) * 1989-04-21 1992-09-29 Webb Research Ii, Inc. Variable position surface coil stabilizer for magnetic resonance imaging
EP0394508A1 (de) * 1989-04-24 1990-10-31 Siemens Aktiengesellschaft Oberflächenspule für ein Kernspin-Resonanzgerät
EP0396804A1 (de) * 1989-05-11 1990-11-14 Siemens Aktiengesellschaft Oberflächenspule für ein Kernspin-Resonanzgerät
JPH03236829A (ja) * 1990-02-14 1991-10-22 Toshiba Corp 磁気共鳴イメージング装置
US5216367A (en) * 1990-02-21 1993-06-01 Kabushiki Kaisha Toshiba MR imaging apparatus capable of automatically selecting multiple surface coils
JP3110741B2 (ja) * 1990-07-18 2000-11-20 株式会社東芝 磁気共鳴イメージング装置
US5138260A (en) * 1990-11-21 1992-08-11 Picker International, Inc. Computer controlled switching of multiple rf coils
US5245286A (en) * 1991-04-18 1993-09-14 The Regents Of The University Of California Apparatus and method for stabilizing the background magnetic field during mri
DE4232827B4 (de) * 1992-09-30 2004-08-05 Siemens Ag Zirkular polarisierte Lokal-Antennenanordnung für ein Kernspintomographiegerät
JP2561055B2 (ja) * 1994-11-18 1996-12-04 インターナショナル・ビジネス・マシーンズ・コーポレイション 情報処理装置及びその制御方法
JP3025618U (ja) * 1995-10-06 1996-06-21 誠之助 真木 鋼製ハッチカバーの格納構造
GB2331587B (en) * 1996-06-03 2001-05-02 Samuel Roznitsky Antenna system for NMR and MRI apparatus
DE19709244C1 (de) * 1997-03-06 1998-06-10 Siemens Ag Schaltmatrix
US20010045832A1 (en) * 1997-11-26 2001-11-29 Kenneth W. Belt Peripheral vascular array
US6356081B1 (en) * 1998-11-25 2002-03-12 Medrad, Inc. Multimode operation of quadrature phased array MR coil systems
US6344745B1 (en) 1998-11-25 2002-02-05 Medrad, Inc. Tapered birdcage resonator for improved homogeneity in MRI
US6798206B2 (en) 1998-11-25 2004-09-28 Medrad, Inc. Neurovascular coil system and interface and system therefor and method of operating same in a multitude of modes
US6512374B1 (en) 1999-04-26 2003-01-28 Medrad, Inc. MR local imaging coil operable as a receive only or a transmit/receive coil
US6879263B2 (en) * 2000-11-15 2005-04-12 Federal Law Enforcement, Inc. LED warning light and communication system
US8188878B2 (en) 2000-11-15 2012-05-29 Federal Law Enforcement Development Services, Inc. LED light communication system
DE10124465A1 (de) * 2001-05-19 2002-11-21 Philips Corp Intellectual Pty Sende- und Empfangsspule für MR-Gerät
DE10134171A1 (de) * 2001-07-13 2003-01-23 Philips Corp Intellectual Pty Hochfrequenz-Spulenanordnung für ein MR-Gerät
JP3455530B1 (ja) * 2001-12-14 2003-10-14 株式会社東芝 Ｍｒ信号受信装置及び磁気共鳴イメージング装置
US6727703B2 (en) 2002-05-17 2004-04-27 General Electric Company Method and apparatus for decoupling RF detector arrays for magnetic resonance imaging
DE10226488A1 (de) 2002-06-14 2003-12-24 Philips Intellectual Property MR-Anordnung mit unterschiedlich optimierten Hochfrequenzspulenarrays
AU2003302444A1 (en) 2002-11-27 2004-06-18 Koninklijke Philips Electronics N.V. Degenerate birdcage coil and transmit/receive apparatus and method for same
US7084629B2 (en) 2002-11-27 2006-08-01 Medrad, Inc. Parallel imaging compatible birdcage resonator
CN1739037A (zh) 2003-01-20 2006-02-22 皇家飞利浦电子股份有限公司 子采样的移动平台mri
ATE505737T1 (de) 2003-07-09 2011-04-15 David O Walsh Mehrspulen-nmr-datenerfassungs- und - bearbeitungsverfahren
US20050275403A1 (en) * 2004-03-19 2005-12-15 Pinkerton Robert G Transceive surface coil array for magnetic resonance imaging and spectroscopy
US7253621B2 (en) * 2005-03-22 2007-08-07 General Electric Company Method and system to dynamically configure transmit receive coils to calibrate a magnetic resonance imaging system
US7446529B2 (en) * 2005-07-21 2008-11-04 Kabushiki Kaisha Toshiba Magnetic resonance imaging apparatus and radio frequency coil unit
US7853216B1 (en) * 2005-12-22 2010-12-14 Atheros Communications, Inc. Multi-channel RX/TX calibration and local oscillator mismatch mitigation
JP4822850B2 (ja) * 2006-01-16 2011-11-24 株式会社日立製作所 磁気共鳴測定方法
US9386939B1 (en) 2007-05-10 2016-07-12 Fonar Corporation Magnetic resonance imaging of the spine to detect scoliosis
US9414458B2 (en) 2007-05-24 2016-08-09 Federal Law Enforcement Development Services, Inc. LED light control assembly and system
US9258864B2 (en) 2007-05-24 2016-02-09 Federal Law Enforcement Development Services, Inc. LED light control and management system
US9294198B2 (en) 2007-05-24 2016-03-22 Federal Law Enforcement Development Services, Inc. Pulsed light communication key
WO2008148039A1 (en) 2007-05-24 2008-12-04 Federal Law Enforcement Development Services, Inc. Led light communication system
US11265082B2 (en) 2007-05-24 2022-03-01 Federal Law Enforcement Development Services, Inc. LED light control assembly and system
US9455783B2 (en) 2013-05-06 2016-09-27 Federal Law Enforcement Development Services, Inc. Network security and variable pulse wave form with continuous communication
US9100124B2 (en) 2007-05-24 2015-08-04 Federal Law Enforcement Development Services, Inc. LED Light Fixture
US7986143B2 (en) * 2007-11-09 2011-07-26 Vista Clara Inc. Multicoil low-field nuclear magnetic resonance detection and imaging apparatus and method
US7855559B2 (en) * 2008-09-30 2010-12-21 General Electric Co. Circuit and apparatus for decoupling RF surface coils
US8890773B1 (en) 2009-04-01 2014-11-18 Federal Law Enforcement Development Services, Inc. Visible light transceiver glasses
EP2270529A1 (de) * 2009-07-03 2011-01-05 Koninklijke Philips Electronics N.V. Verstimmbare RF-Empfangsantennenvorrichtung
US10162026B2 (en) 2009-11-09 2018-12-25 Vista Clara Inc. Noise canceling in-situ NMR detection
US8816684B2 (en) * 2009-11-09 2014-08-26 Vista Clara Inc. Noise canceling in-situ NMR detection
WO2012097291A1 (en) 2011-01-14 2012-07-19 Federal Law Enforcement Development Services, Inc. Method of providing lumens and tracking of lumen consumption
US9720060B2 (en) * 2011-05-23 2017-08-01 Koninklijke Philips N.V. FET switch as detune circuit for MRI RF coils
US10197652B2 (en) * 2012-03-08 2019-02-05 Schlumberger Technology Corporation Method and system for applying NMR pulse sequences with interacting shells
CN102788962B (zh) * 2012-06-04 2014-09-17 飞利浦(中国)投资有限公司 磁共振系统的射频线圈源选择方法和装置
US9766310B1 (en) 2013-03-13 2017-09-19 Fonar Corporation Method and apparatus for magnetic resonance imaging of the cranio-cervical junction
US9265112B2 (en) 2013-03-13 2016-02-16 Federal Law Enforcement Development Services, Inc. LED light control and management system
JP6100105B2 (ja) * 2013-06-21 2017-03-22 東芝メディカルシステムズ株式会社 磁気共鳴イメージング装置
US20150198941A1 (en) 2014-01-15 2015-07-16 John C. Pederson Cyber Life Electronic Networking and Commerce Operating Exchange
US9678182B2 (en) * 2014-03-14 2017-06-13 Schlumberger Technology Corporation System and method for processing magnetic resonance signals
US20170048953A1 (en) 2015-08-11 2017-02-16 Federal Law Enforcement Development Services, Inc. Programmable switch and system
KR101734998B1 (ko) * 2015-08-31 2017-05-12 삼성전자주식회사 자기공명영상장치 및 그 제어방법
DE102016213579A1 (de) * 2016-07-25 2018-01-25 Siemens Healthcare Gmbh Magnetresonanztomograph mit Sendeeinheit und Selektor sowie Verfahren zum Betrieb

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS49103693A (de) * 1973-02-02 1974-10-01
US4297637A (en) * 1978-07-20 1981-10-27 The Regents Of The University Of California Method and apparatus for mapping lines of nuclear density within an object using nuclear magnetic resonance
JPS60190846A (ja) * 1984-03-10 1985-09-28 Jeol Ltd 核磁気共鳴装置
NL8401671A (nl) * 1984-05-25 1985-12-16 Philips Nv Kernspinresonantie apparaat met oppervlaktespoel detectie.
US4649348A (en) * 1984-08-20 1987-03-10 Technicare Corporation Radio frequency coils for nuclear magnetic resonance imaging systems
NL8502612A (nl) * 1985-09-25 1987-04-16 Philips Nv Magnetisch resonantie apparaat met ontkoppelende detectie surface spoel.
US4717881A (en) * 1985-11-15 1988-01-05 Technicare Corporation Radio frequency coils for nuclear magnetic resonance imaging systems
NL8603006A (nl) * 1986-11-27 1988-06-16 Philips Nv Magnetisch resonantie apparaat met gestapeld oppervlakte spoelenstelsel.
JPS6443241A (en) * 1987-08-10 1989-02-15 Toshiba Corp Probe coil apparatus for magnetic resonance imaging apparatus
US4783641A (en) * 1987-08-13 1988-11-08 General Electric Company NMR radio frequecny field coil with distributed current
US4812764A (en) * 1988-03-31 1989-03-14 Varian Associates, Inc. Calibrated decoupling of tightly coupled concentric surface coils

Also Published As

Publication number Publication date
EP0390476A3 (de) 1991-07-31
EP0390476A2 (de) 1990-10-03
EP0390476B1 (de) 1995-05-24
US4975644A (en) 1990-12-04
DE69019579D1 (de) 1995-06-29
JPH0347235A (ja) 1991-02-28
JP2948258B2 (ja) 1999-09-13

Similar Documents

Publication Publication Date Title
DE69019579D1 (de) Spulensystem für einen Kernspinresonazapparat zur Abbildung.
DE68917630D1 (de) Apparat zur Abstimmung einer Feldspule für die magnetische Kernresonanz.
DE68909935D1 (de) Kontraststoffe für magnetische resonanzbildherstellung.
DE69528134D1 (de) Apparat für die magnetische Resonanz
DE69417155D1 (de) System für die bildgebende magnetische Resonanz
DE69427211D1 (de) Apparat zur Durchführung magnetischer Resonanzverfahren
DE69218479D1 (de) Magnetischer Resonanz-Apparat
DE59007187D1 (de) Suchspulenanordnung für ein induktives Suchgerät.
IL79759A0 (en) Magnetic resonance imaging apparatus including a bird-cage r.f.coil
DE69020113T2 (de) Empfangsspule für einen Apparat zur Bilderzeugung mit magnetischer Kernresonanz.
DE3875863T2 (de) Magnetisches resonanzgeraet mit gradientenspulensystem.
DE69430349T2 (de) Apparat für magnetische Resonanzuntersuchungen
DE632284T1 (de) Probenröhrchen für magnetischen Kernresonanz-Apparat.
DE69118274T2 (de) Zwei-Frequenzen-Spulenpaar für die magnetische Kernresonanz
DE3688764T2 (de) Nichtimprägnierte konische Wicklung für Kernresonanzmagnete.
DE3874964T2 (de) Apparat zur magnet-resonanz-abbildung.
DE69130590T2 (de) Magnetsystem für Kernspinresonanz
EP0173291A3 (en) Apparatus for varying the magnetic field for a magnetic resonance element
DE3866570D1 (de) Aufhaengesystem fuer einen magnetischen kernresonanz-kryostaten.
DE69128792T2 (de) Mehrfachresonanz-spulen für magnetische kernresonanz
DE69410354T2 (de) Gerät für magnetische Resonanz
DE3851510D1 (de) Spulenanordnungen für einen magnetischen Resonanzapparat.
DE69023683T2 (de) Verfahren zur Bilderzeugung mit magnetischer Resonanz.
DE3882427D1 (de) Geraet zur bildung eines magnetischen hilfsfeldes.
DE59103524D1 (de) Oberflächenspule für Kernresonanzuntersuchungen.

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8320 Willingness to grant licences declared (paragraph 23)
8339 Ceased/non-payment of the annual fee