DE69409833T2 - Bilderzeugungssystem mittels magnetischer resonanz zur fokal-graphischen darstellung von nerven - Google Patents

Bilderzeugungssystem mittels magnetischer resonanz zur fokal-graphischen darstellung von nerven

Info

Publication number
DE69409833T2
DE69409833T2 DE69409833T DE69409833T DE69409833T2 DE 69409833 T2 DE69409833 T2 DE 69409833T2 DE 69409833 T DE69409833 T DE 69409833T DE 69409833 T DE69409833 T DE 69409833T DE 69409833 T2 DE69409833 T2 DE 69409833T2
Authority
DE
Germany
Prior art keywords
splint
nerves
focal
coil assembly
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 - Lifetime
Application number
DE69409833T
Other languages
English (en)
Other versions
DE69409833D1 (de
Inventor
Aaron Filler
Franklyn Howe
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.)
ST GEORG S HOSPITAL MEDICAL SC
Cancer Research Campaign Technology Ltd
Wellcome Trust Ltd
University of Washington
Original Assignee
ST GEORG S HOSPITAL MEDICAL SC
Cancer Research Campaign Technology Ltd
Wellcome Trust Ltd
University of Washington
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 ST GEORG S HOSPITAL MEDICAL SC, Cancer Research Campaign Technology Ltd, Wellcome Trust Ltd, University of Washington filed Critical ST GEORG S HOSPITAL MEDICAL SC
Publication of DE69409833D1 publication Critical patent/DE69409833D1/de
Application granted granted Critical
Publication of DE69409833T2 publication Critical patent/DE69409833T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • G01R33/34084—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
    • 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
    • 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
    • G01R33/38—Systems for generation, homogenisation or stabilisation of the main or gradient magnetic field
    • G01R33/3806—Open magnet assemblies for improved access to the sample, e.g. C-type or U-type magnets
    • 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
    • G01R33/38—Systems for generation, homogenisation or stabilisation of the main or gradient magnetic field
    • G01R33/385—Systems for generation, homogenisation or stabilisation of the main or gradient magnetic field using gradient magnetic field 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
    • G01R33/44—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
    • G01R33/56—Image enhancement or correction, e.g. subtraction or averaging techniques, e.g. improvement of signal-to-noise ratio and resolution
    • G01R33/563—Image enhancement or correction, e.g. subtraction or averaging techniques, e.g. improvement of signal-to-noise ratio and resolution of moving material, e.g. flow contrast angiography
    • G01R33/56341—Diffusion imaging

Landscapes

  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Vascular Medicine (AREA)
  • General Health & Medical Sciences (AREA)
  • Radiology & Medical Imaging (AREA)
  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
DE69409833T 1993-06-04 1994-06-06 Bilderzeugungssystem mittels magnetischer resonanz zur fokal-graphischen darstellung von nerven Expired - Lifetime DE69409833T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US7262593A 1993-06-04 1993-06-04
PCT/US1994/006337 WO1994029741A1 (en) 1993-06-04 1994-06-06 Focal neurographic magnetic resonance imaging system

Publications (2)

Publication Number Publication Date
DE69409833D1 DE69409833D1 (de) 1998-05-28
DE69409833T2 true DE69409833T2 (de) 1998-09-10

Family

ID=22108799

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69409833T Expired - Lifetime DE69409833T2 (de) 1993-06-04 1994-06-06 Bilderzeugungssystem mittels magnetischer resonanz zur fokal-graphischen darstellung von nerven

Country Status (7)

Country Link
EP (1) EP0737319B1 (de)
JP (1) JPH09501330A (de)
AT (1) ATE165449T1 (de)
AU (1) AU7054094A (de)
CA (1) CA2163449C (de)
DE (1) DE69409833T2 (de)
WO (1) WO1994029741A1 (de)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102014207314A1 (de) * 2014-04-16 2015-10-22 Siemens Aktiengesellschaft Verfahren, System und Magnetresonanzanlage zum Ausgleichen von Inhomogenitäten des Magnetfelds
DE102014213857A1 (de) 2014-07-16 2016-01-21 Siemens Aktiengesellschaft Gerät mit MR-Spule

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009511105A (ja) * 2005-10-06 2009-03-19 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ 無ケーブルｍｒコイル
US8219176B2 (en) 2007-03-08 2012-07-10 Allegheny-Singer Research Institute Single coil parallel imaging
US7541808B2 (en) 2007-04-11 2009-06-02 Allegheny-Singer Research Institute Rapid MRI dynamic imaging using MACH
US8688193B2 (en) 2008-06-26 2014-04-01 Allegheny-Singer Research Institute Magnetic resonance imager, method and program which continuously applies steady-state free precession to k-space
US7834629B2 (en) * 2008-09-11 2010-11-16 Allegheny-Singer Research Institute Hybrid MRI and method
US8131046B2 (en) 2008-10-29 2012-03-06 Allegheny-Singer Research Institute Magnetic resonance imager using cylindrical offset region of excitation, and method
US8487729B2 (en) * 2009-02-02 2013-07-16 Northrop Grumman Guidance & Electronics Magnetic solenoid for generating a substantially uniform magnetic field
US8198892B2 (en) 2009-04-22 2012-06-12 Allegheny-Singer Research Institute Steady-state-free-precession (SSFP) magnetic resonance imaging (MRI) and method
US8405394B2 (en) 2009-10-20 2013-03-26 Allegheny-Singer Research Institute Targeted acquisition using holistic ordering (TACHO) approach for high signal to noise imaging
EP3123190B1 (de) * 2014-03-27 2018-02-28 Koninklijke Philips N.V. Vakuumsplint mit radiofrequenzspule für magnetresonanzbildgebung
DE102014219682B4 (de) 2014-09-29 2019-06-06 Siemens Healthcare Gmbh Shimspulenvorrichtung sowie ein Magnetresonanzspulensystem mit einer Shimspulenvorrichtung
KR20190064919A (ko) * 2017-12-01 2019-06-11 삼성전자주식회사 코일 장치, 자기공명영상장치, 및 코일 장치의 제어방법
EP4152030A1 (de) * 2021-09-17 2023-03-22 Siemens Healthcare GmbH Gradientenspulenanordnung für eine magnetresonanzbildgebungsvorrichtung und magnetresonanzbildgebungsvorrichtung

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4793356A (en) * 1985-08-14 1988-12-27 Picker International, Inc. Surface coil system for magnetic resonance imaging
JPS62117541A (ja) * 1985-11-18 1987-05-29 株式会社東芝 磁気共鳴イメ−ジング装置
IT1227365B (it) * 1988-11-18 1991-04-08 Istituto Neurologico Carlo Bes Procedimento ed apparecchiatura particolarmente per la guida di opera zioni neurochirurgiche
US5150710A (en) * 1989-04-21 1992-09-29 Webb Research Ii, Inc. Variable position surface coil stabilizer for magnetic resonance imaging
GB9009577D0 (en) * 1990-04-27 1990-06-20 Oxford Advanced Tech Magnetic field generating assembly
FI86687C (fi) * 1990-06-14 1992-10-12 Instrumentarium Oy Patientbaedd foer magnetavbildningsanordning
US5185576A (en) * 1991-08-12 1993-02-09 General Electric Company Local gradient coil
DE69325508T2 (de) * 1992-03-09 2000-01-27 Univ Washington Seattle Neurographische abbildungsverfahren und diffusions-anistropie

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102014207314A1 (de) * 2014-04-16 2015-10-22 Siemens Aktiengesellschaft Verfahren, System und Magnetresonanzanlage zum Ausgleichen von Inhomogenitäten des Magnetfelds
DE102014207314B4 (de) * 2014-04-16 2017-08-10 Siemens Healthcare Gmbh Verfahren, System und Magnetresonanzanlage zum Ausgleichen von Inhomogenitäten des Magnetfelds
US10488478B2 (en) 2014-04-16 2019-11-26 Siemens Aktiengesellschaft Method, system and magnetic resonance apparatus for compensating for inhomogeneities in the magnetic field
DE102014213857A1 (de) 2014-07-16 2016-01-21 Siemens Aktiengesellschaft Gerät mit MR-Spule

Also Published As

Publication number Publication date
JPH09501330A (ja) 1997-02-10
ATE165449T1 (de) 1998-05-15
AU7054094A (en) 1995-01-03
CA2163449A1 (en) 1994-12-22
DE69409833D1 (de) 1998-05-28
CA2163449C (en) 2002-11-26
EP0737319A1 (de) 1996-10-16
EP0737319B1 (de) 1998-04-22
WO1994029741A1 (en) 1994-12-22

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