FI843067A - Foerfaringssaett foer anskaffning av en snabb nmr-vetskap. - Google Patents

Foerfaringssaett foer anskaffning av en snabb nmr-vetskap. Download PDF

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Publication number
FI843067A
FI843067A FI843067A FI843067A FI843067A FI 843067 A FI843067 A FI 843067A FI 843067 A FI843067 A FI 843067A FI 843067 A FI843067 A FI 843067A FI 843067 A FI843067 A FI 843067A
Authority
FI
Finland
Prior art keywords
vetskap
anskaffning
snabb
nmr
foerfaringssaett
Prior art date
Application number
FI843067A
Other languages
English (en)
Other versions
FI843067A0 (fi
Inventor
Felix Werner Wehrli
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
Application filed by Gen Electric filed Critical Gen Electric
Publication of FI843067A0 publication Critical patent/FI843067A0/fi
Publication of FI843067A publication Critical patent/FI843067A/fi

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
    • G01R33/44—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
    • G01R33/561—Image enhancement or correction, e.g. subtraction or averaging techniques, e.g. improvement of signal-to-noise ratio and resolution by reduction of the scanning time, i.e. fast acquiring systems, e.g. using echo-planar pulse sequences

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Radiology & Medical Imaging (AREA)
  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
  • Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
FI843067A 1983-10-07 1984-08-03 Foerfaringssaett foer anskaffning av en snabb nmr-vetskap. FI843067A (fi)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/539,780 US4587489A (en) 1983-10-07 1983-10-07 Method for rapid acquisition of NMR data

Publications (2)

Publication Number Publication Date
FI843067A0 FI843067A0 (fi) 1984-08-03
FI843067A true FI843067A (fi) 1985-04-08

Family

ID=24152611

Family Applications (1)

Application Number Title Priority Date Filing Date
FI843067A FI843067A (fi) 1983-10-07 1984-08-03 Foerfaringssaett foer anskaffning av en snabb nmr-vetskap.

Country Status (5)

Country Link
US (1) US4587489A (fi)
EP (1) EP0137420A3 (fi)
JP (1) JPH0673525B2 (fi)
FI (1) FI843067A (fi)
IL (1) IL72786A0 (fi)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61106140A (ja) * 1984-10-31 1986-05-24 株式会社日立製作所 高分解能核磁気共鳴イメ−ジング方式
US4656424A (en) * 1984-11-07 1987-04-07 Yuval Tsur Apparatus and methods for selective excitation
DE3504734C2 (de) * 1985-02-12 1998-12-10 Max Planck Gesellschaft Verfahren und Vorrichtung zur Aufnahme von Spinresonanzdaten
NL8502249A (nl) * 1985-06-12 1987-01-02 Koninkl Philips Electronics Nv Mri werkwijze met kleine excitatiepulsen.
JPH0657205B2 (ja) * 1985-07-11 1994-08-03 株式会社東芝 磁気共鳴イメージング方法および装置
US4684891A (en) * 1985-07-31 1987-08-04 The Regents Of The University Of California Rapid magnetic resonance imaging using multiple phase encoded spin echoes in each of plural measurement cycles
DE3538464A1 (de) * 1985-10-29 1987-04-30 Siemens Ag Verfahren zum betrieb eines kernspinresonanzgeraetes fuer die schnelle bestimmung der laengsrelaxationszeit t(pfeil abwaerts)1(pfeil abwaerts)
GB8528551D0 (en) * 1985-11-20 1985-12-24 Oxford Research Systems Ltd Performing n m r experiment
US4714081A (en) * 1986-03-03 1987-12-22 General Electric Company Methods for NMR angiography
JPH0685768B2 (ja) * 1986-06-04 1994-11-02 株式会社日立製作所 核磁気共鳴を用いた検査方法
US4739766A (en) * 1986-08-18 1988-04-26 Duke University NMR blood vessel imaging method and apparatus
FR2613076B1 (fr) * 1987-03-25 1990-05-18 Thomson Cgr Procede d'imagerie rapide par resonance magnetique nucleaire
NL8700700A (nl) * 1987-03-25 1988-10-17 Philips Nv Werkwijze voor het verkrijgen van een kernspinresonantiesignaal van een bewegend fluidum en inrichting voor het uitvoeren hiervan.
US4800889A (en) * 1987-04-06 1989-01-31 General Electric Company Rapid-scan NMR angiography
US4792758A (en) * 1987-11-19 1988-12-20 Picker International, Inc. Steady-state echo magnetic resonance imaging
DE3938370A1 (de) * 1989-11-18 1991-05-23 Philips Patentverwaltung Kernspintomographieverfahren und kernspintomograph zur durchfuehrung des verfahrens
FI83820C (fi) * 1989-11-27 1991-08-26 Instrumentarium Oy Bildtagningsfoerfarande.
JPH0763460B2 (ja) * 1992-02-28 1995-07-12 株式会社日立メディコ 磁気共鳴イメージング装置
JPH0654817A (ja) * 1992-04-24 1994-03-01 Philips Electron Nv 磁気共鳴画像方法及び装置
US6249120B1 (en) * 1998-07-22 2001-06-19 General Electric Company Modular timemasking sequence programming for imaging system
US6671536B2 (en) * 2001-09-25 2003-12-30 Wisconsin Alumni Research Foundation Magnetic resonance angiography using floating table projection imaging

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1580787A (en) * 1976-04-14 1980-12-03 Mansfield P Nuclear magnetic resonance apparatus and methods
GB2052753B (en) * 1979-05-23 1983-08-03 Emi Ltd Nmr system
DE3135335A1 (de) * 1981-09-07 1983-08-18 Siemens AG, 1000 Berlin und 8000 München Kernspin-tomographie-verfahren
US4438400A (en) * 1982-01-18 1984-03-20 Varian Associates, Inc. Method for suppression of acoustic ringing in NMR measurements
US4431968A (en) * 1982-04-05 1984-02-14 General Electric Company Method of three-dimensional NMR imaging using selective excitation
US4484138A (en) * 1982-07-01 1984-11-20 General Electric Company Method of eliminating effects of spurious free induction decay NMR signal caused by imperfect 180 degrees RF pulses
US4621235A (en) * 1983-06-07 1986-11-04 U.S. Philips Corporation Method of and device for determining a nuclear magnetization distribution in a region of a body

Also Published As

Publication number Publication date
US4587489A (en) 1986-05-06
JPH0673525B2 (ja) 1994-09-21
EP0137420A2 (en) 1985-04-17
JPS60111647A (ja) 1985-06-18
EP0137420A3 (en) 1986-06-11
FI843067A0 (fi) 1984-08-03
IL72786A0 (en) 1984-11-30

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Legal Events

Date Code Title Description
FA Application withdrawn

Owner name: GENERAL ELECTRIC COMPANY