WO2005010546A3 - Verfahren zur untersuchung eines objektes - Google Patents

Verfahren zur untersuchung eines objektes Download PDF

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Publication number
WO2005010546A3
WO2005010546A3 PCT/DE2004/001423 DE2004001423W WO2005010546A3 WO 2005010546 A3 WO2005010546 A3 WO 2005010546A3 DE 2004001423 W DE2004001423 W DE 2004001423W WO 2005010546 A3 WO2005010546 A3 WO 2005010546A3
Authority
WO
WIPO (PCT)
Prior art keywords
analyzing
rapid
properties
detected
carried out
Prior art date
Application number
PCT/DE2004/001423
Other languages
English (en)
French (fr)
Other versions
WO2005010546A2 (de
Inventor
Nadim Joni Shah
Maxim Zaitsev
Heiko Neeb
Thomas Dierkes
Original Assignee
Forschungszentrum Juelich Gmbh
Nadim Joni Shah
Maxim Zaitsev
Heiko Neeb
Thomas Dierkes
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 Forschungszentrum Juelich Gmbh, Nadim Joni Shah, Maxim Zaitsev, Heiko Neeb, Thomas Dierkes filed Critical Forschungszentrum Juelich Gmbh
Publication of WO2005010546A2 publication Critical patent/WO2005010546A2/de
Publication of WO2005010546A3 publication Critical patent/WO2005010546A3/de

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
    • 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
    • G01R33/50—NMR imaging systems based on the determination of relaxation times, e.g. T1 measurement by IR sequences; T2 measurement by multiple-echo sequences
    • 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
    • G01R33/5619—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 by temporal sharing of data, e.g. keyhole, block regional interpolation scheme for k-Space [BRISK]

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)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)

Abstract

Die Erfindung betrifft ein MR-Verfahren zur Untersuchung von wenigstens einem Objekt, wobei Eigenschaften des Objektes innerhalb eines durch Ortsfrequenzen gebildeten Ortsfrequenzraumes zu verschiedenen Zeiten erfasst werden. Hierzu werden schnelle Tl, T2 und T2*-gewichtete Aufnahmen vorgenommen.
PCT/DE2004/001423 2003-07-23 2004-07-03 Verfahren zur untersuchung eines objektes WO2005010546A2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE2003133746 DE10333746B4 (de) 2003-07-23 2003-07-23 MRI-Verfahren mit keyhole-Technik
DE10333746.6 2003-07-23

Publications (2)

Publication Number Publication Date
WO2005010546A2 WO2005010546A2 (de) 2005-02-03
WO2005010546A3 true WO2005010546A3 (de) 2005-03-31

Family

ID=34088800

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/DE2004/001423 WO2005010546A2 (de) 2003-07-23 2004-07-03 Verfahren zur untersuchung eines objektes

Country Status (2)

Country Link
DE (1) DE10333746B4 (de)
WO (1) WO2005010546A2 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2457911B (en) 2008-02-27 2010-05-12 Rue De Int Ltd Improved method for producing an optically varible security device
GB2474903B (en) 2009-10-30 2012-02-01 Rue De Int Ltd Improvements in security devices
GB2476228B (en) 2009-11-19 2012-02-01 Rue De Int Ltd Improvements in security devices
DE102018118469A1 (de) 2017-08-04 2019-02-07 Bernhard Sander Verfahren und vorrichtung zur visualisierung von nmr-signalen

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1993001509A1 (en) * 1991-07-05 1993-01-21 Brigham & Women's Hospital, Inc. Ultra-fast multi-section whole body mri using gradient and spin echo (grase) imaging
EP0685747A1 (de) * 1994-05-31 1995-12-06 Shimadzu Corporation Verfahren und Apparat zur Bilderzeugung mittels magnetischer Resonanz
JPH10234705A (ja) * 1997-02-28 1998-09-08 Shimadzu Corp Ｍｒイメージング装置
JPH10234702A (ja) * 1997-02-28 1998-09-08 Ge Yokogawa Medical Syst Ltd 磁気共鳴撮像方法および装置
WO1999014616A1 (en) * 1997-09-15 1999-03-25 Ge Medical Systems Israel, Ltd. Keyhole mri

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19901171C2 (de) * 1999-01-14 2001-12-13 Axel Haase Verfahren und Vorrichtung zum Gewinnen von Daten für Magnetresonanz-Bildgebung

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1993001509A1 (en) * 1991-07-05 1993-01-21 Brigham & Women's Hospital, Inc. Ultra-fast multi-section whole body mri using gradient and spin echo (grase) imaging
EP0685747A1 (de) * 1994-05-31 1995-12-06 Shimadzu Corporation Verfahren und Apparat zur Bilderzeugung mittels magnetischer Resonanz
JPH10234705A (ja) * 1997-02-28 1998-09-08 Shimadzu Corp Ｍｒイメージング装置
JPH10234702A (ja) * 1997-02-28 1998-09-08 Ge Yokogawa Medical Syst Ltd 磁気共鳴撮像方法および装置
WO1999014616A1 (en) * 1997-09-15 1999-03-25 Ge Medical Systems Israel, Ltd. Keyhole mri

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
M. ZAITSEV ET AL.: "Shared k-space echo planar imaging with keyhole", MAGNETIC RESONANCE IN MEDICINE, vol. 45, 2001, pages 109 - 117, XP002311925, ISSN: 0740-3194 *
N.J. SHAH, M. ZAITSEV: "Dual-Contrast Echo Planar Imaging with Keyhole for Dynamic Contrast-Enhanced Applications", PROCEEDINGS OF THE INTERNATIONAL SOCIETY FOR MAGNETIC RESONANCE IN MEDICINE. SCIENTIFIC MEETING AND EXHIBITION, XX, XX, vol. 11, 2003, pages 990, XP002254706 *
PATENT ABSTRACTS OF JAPAN vol. 1998, no. 14 31 December 1998 (1998-12-31) *

Also Published As

Publication number Publication date
WO2005010546A2 (de) 2005-02-03
DE10333746B4 (de) 2009-04-09
DE10333746A1 (de) 2005-03-03

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