DE69228691D1 - Anatomisch angepasste Quadratur-Oberflächenspule für die Bildgebung mittels magnetischer Resonanz. - Google Patents

Anatomisch angepasste Quadratur-Oberflächenspule für die Bildgebung mittels magnetischer Resonanz.

Info

Publication number
DE69228691D1
DE69228691D1 DE69228691T DE69228691T DE69228691D1 DE 69228691 D1 DE69228691 D1 DE 69228691D1 DE 69228691 T DE69228691 T DE 69228691T DE 69228691 T DE69228691 T DE 69228691T DE 69228691 D1 DE69228691 D1 DE 69228691D1
Authority
DE
Germany
Prior art keywords
magnetic resonance
resonance imaging
surface coil
anatomically adapted
quadrature surface
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
DE69228691T
Other languages
English (en)
Other versions
DE69228691T2 (de
Inventor
George Misic
Eric Reid
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.)
Bayer Medical Care Inc
Original Assignee
Medrad 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 Medrad Inc filed Critical Medrad Inc
Application granted granted Critical
Publication of DE69228691D1 publication Critical patent/DE69228691D1/de
Publication of DE69228691T2 publication Critical patent/DE69228691T2/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
    • 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 
    • A61B5/055—Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves  involving electronic [EMR] or nuclear [NMR] magnetic resonance, e.g. magnetic resonance imaging
    • 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
    • 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
    • G01R33/34084—Constructional details, e.g. resonators, specially adapted to MR implantable coils or coils being geometrically adaptable to the sample, e.g. flexible coils or coils comprising mutually movable parts

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Engineering & Computer Science (AREA)
  • Medical Informatics (AREA)
  • Biophysics (AREA)
  • Pathology (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Radiology & Medical Imaging (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
  • Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)
DE69228691T 1991-08-06 1992-08-05 Anatomisch angepasste Quadratur-Oberflächenspule für die Bildgebung mittels magnetischer Resonanz. Expired - Fee Related DE69228691T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/740,920 US5196796A (en) 1991-08-06 1991-08-06 Anatomically conformal quadrature mri surface coil
PCT/US1992/006491 WO1993003391A1 (en) 1991-08-06 1992-08-05 Anatomically conformal quadrature mri surface coil

Publications (2)

Publication Number Publication Date
DE69228691D1 true DE69228691D1 (de) 1999-04-22
DE69228691T2 DE69228691T2 (de) 1999-08-05

Family

ID=24978608

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69228691T Expired - Fee Related DE69228691T2 (de) 1991-08-06 1992-08-05 Anatomisch angepasste Quadratur-Oberflächenspule für die Bildgebung mittels magnetischer Resonanz.

Country Status (6)

Country Link
US (1) US5196796A (de)
EP (1) EP0598013B1 (de)
JP (1) JPH06508785A (de)
CA (1) CA2075419A1 (de)
DE (1) DE69228691T2 (de)
WO (1) WO1993003391A1 (de)

Families Citing this family (54)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5645065A (en) * 1991-09-04 1997-07-08 Navion Biomedical Corporation Catheter depth, position and orientation location system
US5425367A (en) * 1991-09-04 1995-06-20 Navion Biomedical Corporation Catheter depth, position and orientation location system
GB9209625D0 (en) * 1992-05-05 1992-06-17 Marconi Gec Ltd Magnetic resonance apparatus
DE4232827B4 (de) * 1992-09-30 2004-08-05 Siemens Ag Zirkular polarisierte Lokal-Antennenanordnung für ein Kernspintomographiegerät
JP3216938B2 (ja) * 1993-06-08 2001-10-09 株式会社日立製作所 Ｍｒｉ用ｒｆプローブ及び磁気共鳴撮影装置
US5394087A (en) * 1993-08-11 1995-02-28 Picker International, Inc. Multiple quadrature surface coil system for simultaneous imaging in magnetic resonance systems
US5351688A (en) * 1993-08-16 1994-10-04 Univ. Of Ne Board Of Regents NMR quadrature detection solenoidal coils
JP3411631B2 (ja) * 1993-08-30 2003-06-03 株式会社日立メディコ Ｒｆプローブ及び磁気共鳴イメージング装置
US5477146A (en) * 1994-02-22 1995-12-19 Board Of Regents - Univ Of Ne NMR adjustable volume array
US5543710A (en) * 1994-02-22 1996-08-06 Board Of Regents Of Univ. Of Ne NMR conformal solenoidal coil
DE69533692T2 (de) * 1994-07-28 2005-10-27 Koninklijke Philips Electronics N.V. Anordnung von rf-spulen für ein gerät der magnetischen resonanz
US5543711A (en) * 1994-11-22 1996-08-06 Picker International, Inc. Multiple quadrature volume coils for magnetic resonance imaging
US5594339A (en) * 1995-07-11 1997-01-14 Picker International, Inc. Flexible nuclear magnetic resonance receiver coils and systems
US5942819A (en) * 1996-03-15 1999-08-24 Alcoa Fujikura Ltd. Motor brush assembly with noise suppression
US5898306A (en) * 1997-04-09 1999-04-27 Regents Of The University Of Minnesota Single circuit ladder resonator quadrature surface RF coil
US6323648B1 (en) 1997-11-26 2001-11-27 Medrad, Inc. Peripheral vascular array
US6356081B1 (en) 1998-11-25 2002-03-12 Medrad, Inc. Multimode operation of quadrature phased array MR coil systems
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
US6344745B1 (en) 1998-11-25 2002-02-05 Medrad, Inc. Tapered birdcage resonator for improved homogeneity in MRI
US6512374B1 (en) 1999-04-26 2003-01-28 Medrad, Inc. MR local imaging coil operable as a receive only or a transmit/receive coil
US8565860B2 (en) 2000-08-21 2013-10-22 Biosensors International Group, Ltd. Radioactive emission detector equipped with a position tracking system
US8489176B1 (en) 2000-08-21 2013-07-16 Spectrum Dynamics Llc Radioactive emission detector equipped with a position tracking system and utilization thereof with medical systems and in medical procedures
US8909325B2 (en) 2000-08-21 2014-12-09 Biosensors International Group, Ltd. Radioactive emission detector equipped with a position tracking system and utilization thereof with medical systems and in medical procedures
US20060173284A1 (en) * 2002-10-21 2006-08-03 Ackerman Jerome L Radiofrequency coil and catheter for surface nmr imaging and spectroscopy
US7084629B2 (en) 2002-11-27 2006-08-01 Medrad, Inc. Parallel imaging compatible birdcage resonator
US9470801B2 (en) 2004-01-13 2016-10-18 Spectrum Dynamics Llc Gating with anatomically varying durations
WO2007010534A2 (en) 2005-07-19 2007-01-25 Spectrum Dynamics Llc Imaging protocols
US7968851B2 (en) 2004-01-13 2011-06-28 Spectrum Dynamics Llc Dynamic spect camera
US9040016B2 (en) 2004-01-13 2015-05-26 Biosensors International Group, Ltd. Diagnostic kit and methods for radioimaging myocardial perfusion
US8586932B2 (en) * 2004-11-09 2013-11-19 Spectrum Dynamics Llc System and method for radioactive emission measurement
US7176466B2 (en) 2004-01-13 2007-02-13 Spectrum Dynamics Llc Multi-dimensional image reconstruction
US8571881B2 (en) 2004-11-09 2013-10-29 Spectrum Dynamics, Llc Radiopharmaceutical dispensing, administration, and imaging
EP1778957A4 (de) 2004-06-01 2015-12-23 Biosensors Int Group Ltd Optimierung der messung radioaktiver strahlung an besonderen körperstrukturen
US8423125B2 (en) 2004-11-09 2013-04-16 Spectrum Dynamics Llc Radioimaging
EP1827505A4 (de) 2004-11-09 2017-07-12 Biosensors International Group, Ltd. Radiodarstellung
US8615405B2 (en) 2004-11-09 2013-12-24 Biosensors International Group, Ltd. Imaging system customization using data from radiopharmaceutical-associated data carrier
US9943274B2 (en) 2004-11-09 2018-04-17 Spectrum Dynamics Medical Limited Radioimaging using low dose isotope
US9316743B2 (en) 2004-11-09 2016-04-19 Biosensors International Group, Ltd. System and method for radioactive emission measurement
WO2008059489A2 (en) 2006-11-13 2008-05-22 Spectrum Dynamics Llc Radioimaging applications of and novel formulations of teboroxime
US7976518B2 (en) 2005-01-13 2011-07-12 Corpak Medsystems, Inc. Tubing assembly and signal generator placement control device and method for use with catheter guidance systems
AU2006252764B2 (en) * 2005-05-27 2009-10-01 The Cleveland Clinic Foundation Method and apparatus for determining a characteristic of an in vivo sensor
US8837793B2 (en) 2005-07-19 2014-09-16 Biosensors International Group, Ltd. Reconstruction stabilizer and active vision
CN101297211A (zh) * 2005-10-28 2008-10-29 皇家飞利浦电子股份有限公司 用于进行mri的非圆柱形rf线圈
US8894974B2 (en) 2006-05-11 2014-11-25 Spectrum Dynamics Llc Radiopharmaceuticals for diagnosis and therapy
US8197494B2 (en) 2006-09-08 2012-06-12 Corpak Medsystems, Inc. Medical device position guidance system with wireless connectivity between a noninvasive device and an invasive device
US9275451B2 (en) 2006-12-20 2016-03-01 Biosensors International Group, Ltd. Method, a system, and an apparatus for using and processing multidimensional data
WO2008114195A2 (en) * 2007-03-20 2008-09-25 Koninklijke Philips Electronics N.V. Rf receiver for an mri system comprising a susceptibility matched padding device
US8521253B2 (en) 2007-10-29 2013-08-27 Spectrum Dynamics Llc Prostate imaging
US8338788B2 (en) 2009-07-29 2012-12-25 Spectrum Dynamics Llc Method and system of optimized volumetric imaging
US20130123609A1 (en) * 2011-05-06 2013-05-16 Rapid Biomedical Gmbh Flexible Coil for MR Experiments on Small Animals
US9028441B2 (en) 2011-09-08 2015-05-12 Corpak Medsystems, Inc. Apparatus and method used with guidance system for feeding and suctioning
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
DE102017107708A1 (de) * 2017-04-10 2018-10-11 Prüftechnik Dieter Busch AG Differenzsonde, Prüfvorrichtung und Herstellungsverfahren

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3131946A1 (de) * 1981-08-12 1983-03-17 Siemens AG, 1000 Berlin und 8000 München "hochfrequenz-magnetsystem in einer einrichtung der kernspinresonanz-technik"
US4920318A (en) * 1985-08-14 1990-04-24 Picker International, Inc. Surface coil system for magnetic resonance imaging
US4918388A (en) * 1985-08-14 1990-04-17 Picker International, Inc. Quadrature surface coils for magnetic resonance imaging
NL8502612A (nl) * 1985-09-25 1987-04-16 Philips Nv Magnetisch resonantie apparaat met ontkoppelende detectie surface spoel.
DE3675339D1 (de) * 1985-11-18 1990-12-06 Siemens Ag Oberflaechenspule fuer die untersuchung mit hilfe der kernmagnetischen resonanz.
US4843549A (en) * 1986-02-21 1989-06-27 U.S. Philips Corporation Method of determining the spectral distribution of the nuclear magnetization in a limited volume, and device for performing the method
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
US4752736A (en) * 1986-07-22 1988-06-21 The Regents Of The University Of California Center fed QD MRI RF coil
NL8603005A (nl) * 1986-11-27 1988-06-16 Philips Nv Magnetisch resonantie apparaat met flexibele quadratuur spoelenstelsel.
US4940941A (en) * 1986-12-03 1990-07-10 Advanced Nmr Systems, Inc. Method of high-speed magnetic resonance imaging
US4818942A (en) * 1986-12-03 1989-04-04 Advanced Nmr Systems, Inc. Method of high-speed magnetic resonance imaging employing continuous wave readout gradient
IL85785A (en) * 1988-03-18 1991-07-18 Elscint Ltd Quadrature surface coil for resonance spectroscopy or imaging system
NL8801594A (nl) * 1988-06-23 1990-01-16 Philips Nv Werkwijze en inrichting voor het bepalen van een spinresonantieverdeling.
IL91805A (en) * 1989-09-27 1996-12-05 Elscint Ltd Quadrature surface coil
US5030915A (en) * 1990-02-20 1991-07-09 U.S. Philips Corporation Quadrature surface coil construction for magnetic resonance imaging apparatus
US5075624A (en) * 1990-05-29 1991-12-24 North American Philips Corporation Radio frequency quadrature coil construction for magnetic resonance imaging (mri) apparatus
US5091708A (en) * 1990-07-30 1992-02-25 North American Philips Corporation Transmission line transformer

Also Published As

Publication number Publication date
JPH06508785A (ja) 1994-10-06
EP0598013A4 (en) 1994-06-15
CA2075419A1 (en) 1993-02-07
DE69228691T2 (de) 1999-08-05
WO1993003391A1 (en) 1993-02-18
EP0598013B1 (de) 1999-03-17
US5196796A (en) 1993-03-23
EP0598013A1 (de) 1994-05-25

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Legal Events

Date Code Title Description
8339 Ceased/non-payment of the annual fee