EP0877917A4 - Appareil de controle d'un systeme dans lequel s'ecoule un fluide - Google Patents

Appareil de controle d'un systeme dans lequel s'ecoule un fluide

Info

Publication number
EP0877917A4
EP0877917A4 EP97902992A EP97902992A EP0877917A4 EP 0877917 A4 EP0877917 A4 EP 0877917A4 EP 97902992 A EP97902992 A EP 97902992A EP 97902992 A EP97902992 A EP 97902992A EP 0877917 A4 EP0877917 A4 EP 0877917A4
Authority
EP
European Patent Office
Prior art keywords
monitoring
fluid flows
flows
fluid
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.)
Withdrawn
Application number
EP97902992A
Other languages
German (de)
English (en)
Other versions
EP0877917A1 (fr
Inventor
Hadassa Degani
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.)
Yeda Research and Development Co Ltd
Original Assignee
Yeda Research and Development Co 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 Yeda Research and Development Co Ltd filed Critical Yeda Research and Development Co Ltd
Priority to EP10170834A priority Critical patent/EP2339303A3/fr
Publication of EP0877917A1 publication Critical patent/EP0877917A1/fr
Publication of EP0877917A4 publication Critical patent/EP0877917A4/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T11/00—2D [Two Dimensional] image generation
    • G06T11/20—Drawing from basic elements, e.g. lines or circles
    • G06T11/206—Drawing of charts or graphs
    • 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
    • G01R33/5608—Data processing and visualization specially adapted for MR, e.g. for feature analysis and pattern recognition on the basis of measured MR data, segmentation of measured MR data, edge contour detection on the basis of measured MR data, for enhancing measured MR data in terms of signal-to-noise ratio by means of noise filtering or apodization, for enhancing measured MR data in terms of resolution by means for deblurring, windowing, zero filling, or generation of gray-scaled images, colour-coded images or images displaying vectors instead of pixels
    • 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
    • G01R33/56366—Perfusion imaging

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Signal Processing (AREA)
  • Radiology & Medical Imaging (AREA)
  • General Health & Medical Sciences (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Vascular Medicine (AREA)
  • Artificial Intelligence (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Theoretical Computer Science (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
  • Indicating Or Recording The Presence, Absence, Or Direction Of Movement (AREA)
  • Image Processing (AREA)
EP97902992A 1996-01-18 1997-01-21 Appareil de controle d'un systeme dans lequel s'ecoule un fluide Withdrawn EP0877917A4 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP10170834A EP2339303A3 (fr) 1996-01-18 1997-01-21 Appareil de surveillance d'un système dans lequel s'écoule un liquide

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
IL11681096A IL116810A0 (en) 1996-01-18 1996-01-18 A method of diagnosis of living tissues
IL11681096 1996-01-18
PCT/US1997/000801 WO1997026507A1 (fr) 1996-01-18 1997-01-21 Appareil de controle d'un systeme dans lequel s'ecoule un fluide

Publications (2)

Publication Number Publication Date
EP0877917A1 EP0877917A1 (fr) 1998-11-18
EP0877917A4 true EP0877917A4 (fr) 2003-05-07

Family

ID=11068451

Family Applications (2)

Application Number Title Priority Date Filing Date
EP97902992A Withdrawn EP0877917A4 (fr) 1996-01-18 1997-01-21 Appareil de controle d'un systeme dans lequel s'ecoule un fluide
EP10170834A Withdrawn EP2339303A3 (fr) 1996-01-18 1997-01-21 Appareil de surveillance d'un système dans lequel s'écoule un liquide

Family Applications After (1)

Application Number Title Priority Date Filing Date
EP10170834A Withdrawn EP2339303A3 (fr) 1996-01-18 1997-01-21 Appareil de surveillance d'un système dans lequel s'écoule un liquide

Country Status (7)

Country Link
EP (2) EP0877917A4 (fr)
JP (1) JP2000504411A (fr)
CN (1) CN1134747C (fr)
AU (1) AU721771B2 (fr)
CA (1) CA2242599C (fr)
IL (1) IL116810A0 (fr)
WO (1) WO1997026507A1 (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6549803B1 (en) * 2000-05-08 2003-04-15 Image-Guided Neurologics Inc. Method and apparatus for targeting material delivery to tissue
EP1420367A1 (fr) 2002-11-15 2004-05-19 MeVis GmbH Méthode pour colorer des voxels et traitement de données d'image et système de visualisation
GB0326381D0 (en) * 2003-11-12 2003-12-17 Inst Of Cancer Res The A method and means for image processing
EP1846890A2 (fr) 2005-01-26 2007-10-24 Vu Medisch Centrum Appareil et procede d'imagerie destines a former une image composite a partir d'une pluralite d'images sources
US8963919B2 (en) * 2011-06-15 2015-02-24 Mistretta Medical, Llc System and method for four dimensional angiography and fluoroscopy
JP6222829B2 (ja) * 2012-12-18 2017-11-01 東芝メディカルシステムズ株式会社 超音波診断装置、画像処理装置及び画像処理方法
JP6147716B2 (ja) * 2014-11-06 2017-06-14 株式会社ジェイマックシステム 診断支援装置、診断支援方法および診断支援プログラム
CN104457918B (zh) * 2014-12-03 2017-12-01 金川集团股份有限公司 一种回水流量检测偏差修正方法

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5051922A (en) * 1988-07-21 1991-09-24 Haluk Toral Method and apparatus for the measurement of gas/liquid flow
US5432718A (en) * 1990-07-12 1995-07-11 Massachusetts Institute Of Technology Particle interaction processing system

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5150292A (en) * 1989-10-27 1992-09-22 Arch Development Corporation Method and system for determination of instantaneous and average blood flow rates from digital angiograms
US5377681A (en) * 1989-11-13 1995-01-03 University Of Florida Method of diagnosing impaired blood flow
FR2655260A1 (fr) * 1989-12-01 1991-06-07 Philips Electronique Lab Dispositif de mesure et de visualisation par echographie ultrasonore de parametres physiologiques d'un ecoulement sanguin.
DE4142726C2 (de) * 1991-12-21 1993-10-07 Bruker Medizintech Verfahren zur Beobachtung von zeitlichen Veränderungen der Signalintensitäten eines Kernspintomographie-Bildes
US5469059A (en) * 1993-12-30 1995-11-21 General Electric Company Method for the simultaneous detection of acceleration and velocity distribution in moving fluids
US5521502A (en) * 1994-04-25 1996-05-28 Georgia Tech Research Corporation Flow differentiation scheme for magnetic resonance angiography
US5602891A (en) * 1995-11-13 1997-02-11 Beth Israel Imaging apparatus and method with compensation for object motion

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5051922A (en) * 1988-07-21 1991-09-24 Haluk Toral Method and apparatus for the measurement of gas/liquid flow
US5432718A (en) * 1990-07-12 1995-07-11 Massachusetts Institute Of Technology Particle interaction processing system

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
GULLBERG G T ET AL: "Efficient estimation of dynamic cardiac SPECT kinetic parameters using weighted least squares estimates of dynamic reconstructions", 1995 IEEE NUCLEAR SCIENCE SYMPOSIUM AND MEDICAL IMAGING CONFERENCE RECORD (CAT. NO.95CH35898), 1995 IEEE NUCLEAR SCIENCE SYMPOSIUM AND MEDICAL IMAGING CONFERENCE RECORD, SAN FRANCISCO, CA, USA, 21-28 OCT. 1995, 1995, New York, NY, USA, IEEE, USA, pages 1684 - 1688 vol.3, XP002233696, ISBN: 0-7803-3180-X *
See also references of WO9726507A1 *

Also Published As

Publication number Publication date
WO1997026507A1 (fr) 1997-07-24
CN1134747C (zh) 2004-01-14
JP2000504411A (ja) 2000-04-11
EP2339303A3 (fr) 2011-08-10
AU721771B2 (en) 2000-07-13
CA2242599C (fr) 2005-04-05
IL116810A0 (en) 1996-05-14
CA2242599A1 (fr) 1997-07-24
AU1703397A (en) 1997-08-11
EP0877917A1 (fr) 1998-11-18
EP2339303A2 (fr) 2011-06-29
CN1213430A (zh) 1999-04-07

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Legal Events

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PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

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Effective date: 19980814

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Designated state(s): AT BE CH DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

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RIC1 Information provided on ipc code assigned before grant

Ipc: 7G 06T 11/20 B

Ipc: 7G 01R 33/48 B

Ipc: 7G 01F 1/716 A

A4 Supplementary search report drawn up and despatched

Effective date: 20030320

17Q First examination report despatched

Effective date: 20060907

RAP1 Party data changed (applicant data changed or rights of an application transferred)

Owner name: YEDA RESEARCH AND DEVELOPMEMT CO., LTD.

RAP1 Party data changed (applicant data changed or rights of an application transferred)

Owner name: YEDA RESEARCH AND DEVELOPMENT CO., LTD.

STAA Information on the status of an ep patent application or granted ep patent

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Effective date: 20140801