FI896016A0 - Foerfarande och anordning foer samtidigt aostadkommande av tredimensionella nmr angiogram och nmr-bilder av stationaera vaevnader. - Google Patents

Foerfarande och anordning foer samtidigt aostadkommande av tredimensionella nmr angiogram och nmr-bilder av stationaera vaevnader.

Info

Publication number
FI896016A0
FI896016A0 FI896016A FI896016A FI896016A0 FI 896016 A0 FI896016 A0 FI 896016A0 FI 896016 A FI896016 A FI 896016A FI 896016 A FI896016 A FI 896016A FI 896016 A0 FI896016 A0 FI 896016A0
Authority
FI
Finland
Prior art keywords
nmr
och
vaevnader
tredimensionella
stationaera
Prior art date
Application number
FI896016A
Other languages
English (en)
Finnish (fi)
Inventor
Charles Lucian Dumoulin
Steven Peter Souza
Harvey Ellis Cline
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 FI896016A0 publication Critical patent/FI896016A0/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 
    • 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
    • G01R33/44—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
    • G01R33/56308—Characterization of motion or flow; Dynamic 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
    • G01R33/44—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
    • 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
    • G01R33/56308—Characterization of motion or flow; Dynamic imaging
    • G01R33/56316—Characterization of motion or flow; Dynamic imaging involving phase contrast techniques

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • General Health & Medical Sciences (AREA)
  • Radiology & Medical Imaging (AREA)
  • Engineering & Computer Science (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Signal Processing (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Vascular Medicine (AREA)
  • Biophysics (AREA)
  • Pathology (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
  • Image Processing (AREA)
  • Image Analysis (AREA)
  • Medical Treatment And Welfare Office Work (AREA)
FI896016A 1988-12-23 1989-12-15 Foerfarande och anordning foer samtidigt aostadkommande av tredimensionella nmr angiogram och nmr-bilder av stationaera vaevnader. FI896016A0 (fi)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/288,849 US4918386A (en) 1988-12-23 1988-12-23 Method for simultaneously obtaining three-dimensional NMR angiograms and stationary tissue NMR images

Publications (1)

Publication Number Publication Date
FI896016A0 true FI896016A0 (fi) 1989-12-15

Family

ID=23108926

Family Applications (1)

Application Number Title Priority Date Filing Date
FI896016A FI896016A0 (fi) 1988-12-23 1989-12-15 Foerfarande och anordning foer samtidigt aostadkommande av tredimensionella nmr angiogram och nmr-bilder av stationaera vaevnader.

Country Status (6)

Country Link
US (1) US4918386A (fr)
EP (1) EP0375314A3 (fr)
JP (1) JPH02224741A (fr)
KR (1) KR920008156B1 (fr)
FI (1) FI896016A0 (fr)
IL (1) IL92645A (fr)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4004185C2 (de) * 1989-02-24 1997-08-07 Siemens Ag Verfahren zur Gewinnung von flußkompensierten, T¶2¶- gewichteten Bildern mittels der kernmagnetischen Resonanz
US4973906A (en) * 1989-08-17 1990-11-27 General Electric Company Flow compensated NMR fast pulse sequence
US5034694A (en) * 1989-11-22 1991-07-23 Picker International, Inc. Minimum basis set MR angiography
US5051697A (en) * 1990-06-15 1991-09-24 Tesla Imaging Corporation Flow angiology with static signal suppression
US5204625A (en) * 1990-12-20 1993-04-20 General Electric Company Segmentation of stationary and vascular surfaces in magnetic resonance imaging
US5271399A (en) * 1991-11-27 1993-12-21 Trustees Of The University Of Pennsylvania Three dimensional Fourier transform, fast spin echo, black blood magnetic resonance angtography
DE19529512C2 (de) * 1995-08-10 2000-11-23 Siemens Ag Verfahren zur Phasenkontrast-MR-Angiographie und Anordnung zur Durchführung des Verfahrens
US5697370A (en) * 1996-01-17 1997-12-16 General Electric Company Method for increasing temporal resolution of MR fluoroscopy
WO2000002059A2 (fr) * 1998-07-02 2000-01-13 Koninklijke Philips Electronics N.V. Procede de reduction des artefacts, dus a des signaux magnetiques parasites, dans des images obtenues par resonance magnetique
KR100367419B1 (ko) * 2000-01-25 2003-01-10 주식회사 메디슨 Ｋ공간을 공유함으로써 ＦＳＥ기법에 3-포인트 Ｄｉｘｏｎ기법을 적용한 방법
JP3891799B2 (ja) * 2001-06-21 2007-03-14 ジーイー・メディカル・システムズ・グローバル・テクノロジー・カンパニー・エルエルシー Ｍｒｉ装置
DE10256208B4 (de) * 2002-12-02 2008-05-15 Siemens Ag Verfahren zur verbesserten Flussmessung in der Magnetresonanz-Tomographie
KR20040017027A (ko) * 2002-08-20 2004-02-26 주식회사 아이솔테크놀로지 3차원 혈관조영술의 기울어진 여기특성 개선방법
US7307420B2 (en) * 2005-10-12 2007-12-11 General Electric Company MRI method for simultaneous phase contrast angiography and invasive device tracking
US8583213B2 (en) * 2006-09-12 2013-11-12 General Electric Company Combined MR imaging and tracking
JP4771490B2 (ja) * 2008-10-03 2011-09-14 学校法人東海大学 磁気共鳴イメージング装置
JP5416960B2 (ja) * 2008-12-17 2014-02-12 株式会社東芝 磁気共鳴イメージング装置
US9513358B2 (en) * 2013-03-12 2016-12-06 Vaposun Inc. Method and apparatus for magnetic resonance imaging

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4595879A (en) * 1983-11-14 1986-06-17 Technicare Corporation Nuclear magnetic resonance flow imaging
US4609872A (en) * 1984-08-10 1986-09-02 General Electric Company NMR multiple-echo phase-contrast blood flow imaging
US4625169A (en) * 1984-08-10 1986-11-25 The General Hospital Corporation Flow imaging by means of nuclear magnetic resonance
US4689560A (en) * 1985-08-16 1987-08-25 Picker International, Inc. Low R.F. dosage magnetic resonance imaging of high velocity flows
US4714081A (en) * 1986-03-03 1987-12-22 General Electric Company Methods for NMR angiography
US4796635A (en) * 1987-02-11 1989-01-10 General Electric Company Multiple-echo, multiple-view NMR angiography
US4800889A (en) * 1987-04-06 1989-01-31 General Electric Company Rapid-scan NMR angiography

Also Published As

Publication number Publication date
US4918386A (en) 1990-04-17
KR900009023A (ko) 1990-07-02
KR920008156B1 (ko) 1992-09-24
EP0375314A2 (fr) 1990-06-27
IL92645A0 (en) 1990-08-31
JPH02224741A (ja) 1990-09-06
IL92645A (en) 1993-04-04
EP0375314A3 (fr) 1990-12-12

Similar Documents

Publication Publication Date Title
FI892019A0 (fi) Foerfarande och anordning foer kontinuerlig kokning av sellulosa.
FI896016A0 (fi) Foerfarande och anordning foer samtidigt aostadkommande av tredimensionella nmr angiogram och nmr-bilder av stationaera vaevnader.
FI891655A (fi) Foerfarande och anordning foer reglering av en bergborrningsmaskin.
FI902724A0 (fi) Vaetskebehandling och vaetske-extraktion av pappersmassa.
FI890395A0 (fi) Foerfarande och anlaeggning foer framstaellning av nickelfinsten.
FI905473A0 (fi) Rengoeringssammansaettningar av vaetehaltiga fluorklorkolvaeten och partiellt fluorerade alkanoler.
FI890287A0 (fi) Foerfarande och tejp foer sammanfogning av pappersbanor.
FI905847A (fi) Kombination av tryckvaetskemekanism och en daertill kopplad skivbroms.
FI890756A0 (fi) Foerfarande foer sortering av massasuspension och sorteringsapparat.
FI890504A (fi) Foerfarande och anordning foer kontroll av trafikfoerhaollanden.
FI890581A0 (fi) Foerfarande och anordning foer traening av rygg.
FI893934A (fi) Foerfarande och kylarrangemang foer avkylning av en byggnad.
FI890250A0 (fi) Foerfarande och anordning foer provtagning av en roerlig materialbana.
FI891343A0 (fi) Foerfarande och anordning foer upphettning av en pappers- eller kartongbana.
FI895736A0 (fi) Foerfarande och anordning foer foervaring av flytande tvaettmedel under anvaendning.
FI893373A0 (fi) Foerfarande och avgreningsstycke foer avgrening av avloppsroer under sanering.
FI904973A0 (fi) Foerfarande och komposition foer smaeltning av en vattenhaltig fast substans.
FI892749A0 (fi) Fast baeraraemne foer mikrobprodukter och foerfarande foer odling av mikrober.
FI890434A (fi) Skyddsyta foer foerhindrande av korrosion och slitage av industrimaskiner och -anordningar.
FI890639A (fi) Foerfarande och anlaeggning foer genomfoerande av en energiproduktionsprocess.
FI890808A (fi) Foerfarande och anordning foer flyttning av klumpplantor.
FI890400A0 (fi) Foerbaettrat stroematerial foer djur och foerfarande foer framstaellning av stroematerialet.
FI891016A (fi) Anordning foer gruppkvistning och kapning av traedstammar.
FI891047A (fi) Anlaeggning foer framstaellning och anvaendning av betongmassa.
FI891317A0 (fi) Foerfarande och anordning foer torkning av bulkvara.

Legal Events

Date Code Title Description
FD Application lapsed
MM Patent lapsed

Owner name: GENERAL ELECTRIC COMPANY