[go: up one dir, main page]
More Web Proxy on the site http://driver.im/

JPS54156597A - Method and device for checking by gyromagnetic resonance - Google Patents

Method and device for checking by gyromagnetic resonance

Info

Publication number
JPS54156597A
JPS54156597A JP6551679A JP6551679A JPS54156597A JP S54156597 A JPS54156597 A JP S54156597A JP 6551679 A JP6551679 A JP 6551679A JP 6551679 A JP6551679 A JP 6551679A JP S54156597 A JPS54156597 A JP S54156597A
Authority
JP
Japan
Prior art keywords
checking
gyromagnetic resonance
gyromagnetic
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.)
Granted
Application number
JP6551679A
Other languages
English (en)
Other versions
JPH0146145B2 (ja
Inventor
Jiyooji Harison Korin
Robaato Yangu Aian
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.)
EMI Ltd
Original Assignee
EMI Ltd
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 EMI Ltd filed Critical EMI Ltd
Publication of JPS54156597A publication Critical patent/JPS54156597A/ja
Publication of JPH0146145B2 publication Critical patent/JPH0146145B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
    • G05F7/00—Regulating magnetic variables
    • 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
    • G01R33/24—Arrangements or instruments for measuring magnetic variables involving magnetic resonance for measuring direction or magnitude of magnetic fields or magnetic flux
    • 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
    • G01R33/387—Compensation of inhomogeneities
    • G01R33/3875—Compensation of inhomogeneities using correction coil assemblies, e.g. active shimming
    • 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
    • G01R33/389—Field stabilisation, e.g. by field measurements and control means or indirectly by current stabilisation

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Automation & Control Theory (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
JP6551679A 1978-05-25 1979-05-25 Method and device for checking by gyromagnetic resonance Granted JPS54156597A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB22295/78A GB1584950A (en) 1978-05-25 1978-05-25 Imaging systems

Publications (2)

Publication Number Publication Date
JPS54156597A true JPS54156597A (en) 1979-12-10
JPH0146145B2 JPH0146145B2 (ja) 1989-10-06

Family

ID=10177069

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6551679A Granted JPS54156597A (en) 1978-05-25 1979-05-25 Method and device for checking by gyromagnetic resonance

Country Status (4)

Country Link
US (1) US4300096A (ja)
JP (1) JPS54156597A (ja)
DE (1) DE2921253A1 (ja)
GB (1) GB1584950A (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6082841A (ja) * 1983-10-12 1985-05-11 Yokogawa Hokushin Electric Corp 核磁気共鳴による検査装置

Families Citing this family (41)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7904986A (nl) * 1979-06-27 1980-12-30 Philips Nv Werkwijze en inrichting voor het bepalen van een kernspindichtheidsverdeling in een deel van een lichaam.
US4384255A (en) * 1979-08-10 1983-05-17 Picker International Limited Nuclear magnetic resonance systems
JPH055502B2 (ja) * 1980-03-14 1993-01-22 Nat Res Dev
JPS574541A (en) * 1980-06-12 1982-01-11 Toshiba Corp Nuclear magnetic resonance apparatus
DE3044396A1 (de) * 1980-11-25 1982-06-24 Siemens AG, 1000 Berlin und 8000 München Verfahren und vorrichtung zur erstellung von kernresonanzbildern
DE3122686A1 (de) * 1981-06-06 1983-02-03 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Anordnung zur kompensation magnetischer eigenfelder von beweglichen koerpern
DE3131946A1 (de) * 1981-08-12 1983-03-17 Siemens AG, 1000 Berlin und 8000 München "hochfrequenz-magnetsystem in einer einrichtung der kernspinresonanz-technik"
DE3135335A1 (de) * 1981-09-07 1983-08-18 Siemens AG, 1000 Berlin und 8000 München Kernspin-tomographie-verfahren
DE3209264A1 (de) * 1982-03-13 1983-09-22 Bruker Medizintechnik Gmbh, 7512 Rheinstetten Verfahren zum messen der magnetischen kernresonanz fuer die nmr-tomographie
JPS5946546A (ja) * 1982-09-09 1984-03-15 Yokogawa Hokushin Electric Corp 核磁気共鳴による検査方法及び検査装置
NL8203519A (nl) * 1982-09-10 1984-04-02 Philips Nv Werkwijze en inrichting voor het bepalen van een kernmagnetisatieverdeling in een deel van een lichaam.
DE3378654D1 (en) * 1982-10-13 1989-01-12 Picker Int Ltd Nuclear magnetic resonance method
JPS5985651A (ja) * 1982-11-08 1984-05-17 株式会社東芝 診断用核磁気共鳴装置
US4577152A (en) * 1983-04-11 1986-03-18 Albert Macovski Selective material projection imaging system using nuclear magnetic resonance
JPS59190643A (ja) * 1983-04-14 1984-10-29 Hitachi Ltd 核磁気共鳴を用いた検査装置
US4549139A (en) * 1983-06-03 1985-10-22 General Electric Company Method of accurate and rapid NMR imaging of computed T1 and spin density
US4549140A (en) * 1983-06-03 1985-10-22 General Electric Company Method utilizing combined, interleaved pulse sequences for reducing motion artifacts in computed T1,T2 and M0 NMR imaging
US4689562A (en) * 1983-10-11 1987-08-25 Elscint Ltd. NMR Imaging method and system
US4573014A (en) * 1983-11-09 1986-02-25 Duke University NMR Imaging method and apparatus
US4585992A (en) * 1984-02-03 1986-04-29 Philips Medical Systems, Inc. NMR imaging methods
JPS60222043A (ja) * 1984-04-20 1985-11-06 横河電機株式会社 核磁気共鳴による診断装置
FR2574945B1 (fr) * 1984-12-14 1987-01-16 Thomson Cgr Procede de regulation du champ magnetique delivre par un aimant resistif, systeme d'aimant resistif mettant en oeuvre ce procede et installation d'imagerie par resonance magnetique nucleaire incorporant un tel systeme
DE3511303A1 (de) * 1985-03-28 1986-10-02 Spectrospin AG, Fällanden, Zürich Verfahren und vorrichtung zum homogenisieren des feldes einer magnetspule
US4678996A (en) * 1985-05-07 1987-07-07 Picker International, Inc. Magnetic resonance imaging method
US4761612A (en) * 1985-07-25 1988-08-02 Picker International, Inc. Programmable eddy current correction
US4703275A (en) * 1985-07-25 1987-10-27 Picker International, Inc. Method and apparatus to compensate for eddy currents in magnetic resonance imaging
US4743851A (en) * 1985-08-27 1988-05-10 Resonex, Inc. Apparatus and method for creating non-orthogonal magnetic resonance imaging
EP0216523A3 (en) * 1985-08-27 1989-04-05 Resonex, Inc. Process for non-orthogonal nmr imaging
JPS62176442A (ja) * 1986-01-29 1987-08-03 横河メディカルシステム株式会社 核磁気共鳴断層撮影装置用スキヤンコントロ−ラ
DE3618432A1 (de) * 1986-05-31 1987-12-03 Philips Patentverwaltung Kernspintomographieverfahren
JPS63229039A (ja) * 1987-03-18 1988-09-22 株式会社東芝 磁気共鳴イメ−ジング装置
US4928063A (en) * 1987-11-09 1990-05-22 Picker International, Inc. Automatic eddy current correction
US4837513A (en) * 1988-04-14 1989-06-06 The Regents Of The University Of California MRI using asymmetric RF nutation pulses and asymmetric synthesis of complex conjugated SE data to reduce TE and T2 decay NMR spin echo responses
IL86570A (en) * 1988-05-31 1991-07-18 Elscint Ltd Reduction of truncation caused artifacts
US4970457A (en) * 1989-04-05 1990-11-13 The Regents Of The University Of California MRI compensated for spurious rapid variations in static magnetic field during a single MRI sequence
NL9100138A (nl) * 1991-01-28 1992-08-17 Philips Nv Magnetische resonantie werkwijze en inrichting ter reductie van beeldfouten in een magnetisch resonantiebeeld.
US6272370B1 (en) 1998-08-07 2001-08-07 The Regents Of University Of Minnesota MR-visible medical device for neurological interventions using nonlinear magnetic stereotaxis and a method imaging
US6463317B1 (en) 1998-05-19 2002-10-08 Regents Of The University Of Minnesota Device and method for the endovascular treatment of aneurysms
US6266387B1 (en) * 1999-09-16 2001-07-24 Ge Medical Systems Global Technology Company Llc Command sequencer for a CT imaging system
US6952100B1 (en) * 2004-04-29 2005-10-04 Ge Medical Systems Global Technology, Inc. Phase controlled surface coil magnetic resonance imaging
CN102470250B (zh) 2009-08-11 2015-02-25 皇家飞利浦电子股份有限公司 用于在心脏刺激装置中使用的非磁性高压充电系统

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52127387A (en) * 1976-04-19 1977-10-25 Nippon Steel Corp Ultrasonic locator for hot operation

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1283915A (en) * 1968-08-23 1972-08-02 Emi Ltd A method of and apparatus for examination of a body by radiation such as x or gamma radiation
US3789832A (en) * 1972-03-17 1974-02-05 R Damadian Apparatus and method for detecting cancer in tissue
JPS49103693A (ja) * 1973-02-02 1974-10-01
GB1471531A (en) * 1973-04-25 1977-04-27 Emi Ltd Radiography
US4015196A (en) * 1974-04-05 1977-03-29 National Research Development Corporation Analysis of materials
US4021726A (en) * 1974-09-11 1977-05-03 National Research Development Corporation Image formation using nuclear magnetic resonance
CA1052861A (en) * 1975-03-18 1979-04-17 Varian Associates Gyromagnetic resonance fourier transform zeugmatography

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52127387A (en) * 1976-04-19 1977-10-25 Nippon Steel Corp Ultrasonic locator for hot operation

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6082841A (ja) * 1983-10-12 1985-05-11 Yokogawa Hokushin Electric Corp 核磁気共鳴による検査装置
JPH0252497B2 (ja) * 1983-10-12 1990-11-13 Yokogawa Electric Corp

Also Published As

Publication number Publication date
DE2921253C2 (ja) 1992-07-09
US4300096A (en) 1981-11-10
JPH0146145B2 (ja) 1989-10-06
DE2921253A1 (de) 1979-12-13
GB1584950A (en) 1981-02-18

Similar Documents

Publication Publication Date Title
JPS54156597A (en) Method and device for checking by gyromagnetic resonance
JPS54156596A (en) Method and device for checking by nuclear magnetic resonance
JPS5523499A (en) Method and apparatus for magnetogyric resonance test
JPS5569044A (en) Inspection method and device using nuclear magnetic resonance
JPS5381288A (en) Nuclear magnetic resonance method
JPS55160840A (en) Nuclear magnetic resonator method and apparatus
JPS54161977A (en) Method and device for testing rubber
JPS5494080A (en) Method and device for measuring electromagnetic quantity
JPS51143384A (en) Method and device for measuring surface characteristics by resonance
JPS5510594A (en) Method and device for checking leakage
JPS5697866A (en) Method and device for monitoring elongated magneticallyytransparent parts
JPS5510589A (en) Method and device for testing battery condition
JPS55152292A (en) Method and device for testing well
JPS5518800A (en) Method for testing logic device and logic device
GB1547872A (en) Method and hydraulic testing device for carrying out resonance testing
JPS5542892A (en) Device for managing nonnhardening tire and its method
JPS55103403A (en) Method and device for measuring distance
JPS52109413A (en) Method and apparatus for magnetic field compensation
JPS5350882A (en) Device and method for measuring imbalance
JPS5694285A (en) Method and device for dopplerrradar measurement
JPS54155089A (en) Method and device for automatically fixing relation between magnetic field and frequency in nmr spectrometer
JPS56100339A (en) Shock testing method and device therefor
JPS5353791A (en) Method and device for szztwisting
JPS5559841A (en) Method for heatttreating partcle materilal and its device
JPS5292371A (en) Method and device for fixing electronic parts