FI893695A0 - Kaernmagnetisk resonans (nmr) -avbildning med ett flertal ytspolar. - Google Patents

Kaernmagnetisk resonans (nmr) -avbildning med ett flertal ytspolar.

Info

Publication number
FI893695A0
FI893695A0 FI893695A FI893695A FI893695A0 FI 893695 A0 FI893695 A0 FI 893695A0 FI 893695 A FI893695 A FI 893695A FI 893695 A FI893695 A FI 893695A FI 893695 A0 FI893695 A0 FI 893695A0
Authority
FI
Finland
Prior art keywords
ytspolar
resonans
kaernmagnetisk
avbildning
nmr
Prior art date
Application number
FI893695A
Other languages
English (en)
Inventor
Peter Bernard Roemer
William Alan Edelstein
Cecil Edward Hayes
Original Assignee
Gen Electric
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
Priority claimed from US07/130,046 external-priority patent/US4825162A/en
Priority claimed from US07/234,360 external-priority patent/US4885541A/en
Application filed by Gen Electric filed Critical Gen Electric
Publication of FI893695A0 publication Critical patent/FI893695A0/fi

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/05—Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves 
    • 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
FI893695A 1987-12-07 1989-08-04 Kaernmagnetisk resonans (nmr) -avbildning med ett flertal ytspolar. FI893695A0 (fi)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US07/130,046 US4825162A (en) 1987-12-07 1987-12-07 Nuclear magnetic resonance (NMR) imaging with multiple surface coils
US07/234,360 US4885541A (en) 1988-08-19 1988-08-19 Apparatus and method for enhanced multiple coil nuclear magnetic resonance (NMR) imaging
PCT/US1988/004339 WO1989005115A1 (en) 1987-12-07 1988-12-05 Nuclear magnetic resonance (nmr) imaging with multiple surface coils

Publications (1)

Publication Number Publication Date
FI893695A0 true FI893695A0 (fi) 1989-08-04

Family

ID=26828134

Family Applications (1)

Application Number Title Priority Date Filing Date
FI893695A FI893695A0 (fi) 1987-12-07 1989-08-04 Kaernmagnetisk resonans (nmr) -avbildning med ett flertal ytspolar.

Country Status (5)

Country Link
EP (2) EP0344293B1 (fi)
KR (1) KR910005916B1 (fi)
DE (1) DE3853356T2 (fi)
FI (1) FI893695A0 (fi)
WO (1) WO1989005115A1 (fi)

Families Citing this family (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8814187D0 (en) * 1988-06-15 1988-07-20 Mansfield P Improvements in/relating to surface electrical coil structures
US5208534A (en) * 1989-08-09 1993-05-04 Kabushiki Kaisha Toshiba Magnetic resonance imaging system
NL9001298A (nl) * 1990-06-08 1992-01-02 Philips Nv Rf spoelenstelsel in magnetisch resonantie apparaat.
US5086275A (en) * 1990-08-20 1992-02-04 General Electric Company Time domain filtering for nmr phased array imaging
US5185573A (en) * 1991-04-16 1993-02-09 Hewlett-Packard Company Method for focusing of magnetic resonance images
EP0554584A1 (en) * 1991-11-29 1993-08-11 Koninklijke Philips Electronics N.V. Magnetic resonance device and signal combination device
DE4232827B4 (de) * 1992-09-30 2004-08-05 Siemens Ag Zirkular polarisierte Lokal-Antennenanordnung für ein Kernspintomographiegerät
DE4309370A1 (de) * 1993-03-23 1994-09-29 Siemens Ag Hochfrequenz-Einrichtung einer Anlage zur Kernspintomographie mit einer Empfangsschleife und einem Vorverstärker
DE4444061A1 (de) * 1994-12-10 1996-06-13 Philips Patentverwaltung MR-Verfahren zur Bestimmung der Kernmagnetisierungsverteilung mit einer Oberflächenspulen-Anordnung
DE19515586A1 (de) * 1995-04-27 1996-10-31 Siemens Ag Hochfrequenz-Antennensystem eines Gerätes zur magnetischen Kernresonanz
GB9513545D0 (en) * 1995-07-04 1995-09-06 Marconi Gec Ltd Magnetic resonance methods and apparatus
DE19536531C2 (de) * 1995-09-29 1999-02-25 Siemens Ag Antennenanordnung für ein Magnetresonanzgerät
DE19616464A1 (de) * 1996-04-25 1997-11-06 Philips Patentverwaltung MR-Gerät mit einer Zylinderspulenanordnung und einer Oberflächenspulenanordnung
DE19854924C2 (de) 1998-11-27 2000-11-02 Siemens Ag Antennenarray für Magnetresonanzuntersuchungen
EP1122550A1 (en) * 2000-02-03 2001-08-08 Ge Yokogawa Medical Systems, Ltd. RF coil array with reduced intercoil coupling
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
US7747310B2 (en) 2002-05-16 2010-06-29 Medrad, Inc. System and method of obtaining images and spectra of intracavity structures using 3.0 Tesla magnetic resonance systems
WO2004092760A1 (en) 2003-04-18 2004-10-28 Koninklijke Philips Electronics N.V. Phased array coils utilizing selectable quadrature combination
US6914432B2 (en) * 2003-06-23 2005-07-05 General Electric Company Phased array coil assembly and method and system for employing the same
CN101642371B (zh) 2004-11-15 2013-01-30 梅德拉股份有限公司 在使用高磁场核磁共振系统获取腔内结构的图像和频谱时使用的腔内探针及其接口
US7898252B2 (en) * 2005-03-10 2011-03-01 University Of Queensland Phased array coil for MRI
EP2005218A4 (en) * 2006-04-07 2012-03-07 Us Gov Health & Human Serv INDUCTIVE DECOUPLING OF AN RF COIL NETWORK
US7923995B2 (en) 2006-08-11 2011-04-12 Koninklijke Philips Electronics N.V. Sensor coil array for magnetic inductance tomography with reduced mutual coil coupling
WO2008146256A2 (en) 2007-05-31 2008-12-04 Koninklijke Philips Electronics N.V. Integrated-circuit low-noise amplifier
DE102007026965A1 (de) 2007-06-12 2009-01-02 Siemens Ag Antennenarray
DE102007047022A1 (de) * 2007-10-01 2008-11-13 Siemens Ag Anordnung zur Übertragung von Magnetresonanzsignalen
DE102007047021B4 (de) * 2007-10-01 2011-07-28 Siemens AG, 80333 Anordnung zur Übertragung von Magnetresonanzsignalen
US20090224763A1 (en) * 2007-12-06 2009-09-10 Koninklijke Philips Electronics N.V. Method and apparatus for lossless or low loss coupling for many channel rf coil arrays
GB0724704D0 (en) * 2007-12-19 2008-01-30 Rhodes Mark Antenna formed of multiple planar arrayed loops
DE102009007510A1 (de) * 2009-02-05 2010-08-19 Siemens Aktiengesellschaft Medizinische Vorrichtung zur Durchführung von Kapselendoskopie
US8610435B2 (en) 2009-11-24 2013-12-17 Medrad, Inc. Focus coil array and interface devices therefor
RU2013140569A (ru) * 2011-02-03 2015-03-10 Конинклейке Филипс Электроникс Н.В. Компоновка планарных катушек для устройства измерения магнитоиндуктивного импеданса
EP3081951A4 (en) * 2013-12-13 2017-08-23 Olympus Corporation Magnetic field detection device
KR102214831B1 (ko) * 2014-06-12 2021-02-10 삼성전자주식회사 Rf 표면 코일부 및 이를 포함하는 자기공명영상 시스템

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60190846A (ja) * 1984-03-10 1985-09-28 Jeol Ltd 核磁気共鳴装置
US4707664A (en) * 1986-06-25 1987-11-17 The Regents Of The University Of California QD MRI RE coil using non-homogeneous and non-uniform RF field distribution
NL8603006A (nl) * 1986-11-27 1988-06-16 Philips Nv Magnetisch resonantie apparaat met gestapeld oppervlakte spoelenstelsel.
US4777438A (en) * 1987-04-27 1988-10-11 Picker International, Inc. Multiple imaging with improved signal-to-noise ratio

Also Published As

Publication number Publication date
EP0344293B1 (en) 1995-03-15
KR910005916B1 (ko) 1991-08-08
KR900700052A (ko) 1990-08-11
DE3853356T2 (de) 1995-10-26
EP0344293A1 (en) 1989-12-06
EP0696744A2 (en) 1996-02-14
DE3853356D1 (de) 1995-04-20
WO1989005115A1 (en) 1989-06-15

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Legal Events

Date Code Title Description
FD Application lapsed
FD Application lapsed

Owner name: GENERAL ELECTRIC COMPANY