AU2003233476A8 - Chemical species suppression using re-traversal around the k-space center in interleaved reversed spiral imaging - Google Patents

Chemical species suppression using re-traversal around the k-space center in interleaved reversed spiral imaging

Info

Publication number: AU2003233476A8
Authority: AU; Australia
Prior art keywords: interleaved; chemical species; space center; spiral imaging; reversed spiral
Prior art date: 2002-05-17
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.): Abandoned

Application number

AU2003233476A

Other versions

AU2003233476A1 (en

Inventor

Hisamoto Moriguchi

Jonathan S Lewin

Jeffrey L Duerk

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.)

Case Western Reserve University

Original Assignee

Case Western Reserve University

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.)

2002-05-17

Filing date

2003-04-01

Publication date

2003-12-12

2003-04-01 Application filed by Case Western Reserve University filed Critical Case Western Reserve University

2003-12-12 Publication of AU2003233476A1 publication Critical patent/AU2003233476A1/en

2003-12-12 Publication of AU2003233476A8 publication Critical patent/AU2003233476A8/en

Status Abandoned legal-status Critical Current

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
- G01R33/4818—MR characterised by data acquisition along a specific k-space trajectory or by the temporal order of k-space coverage, e.g. centric or segmented coverage of k-space
- G01R33/4824—MR characterised by data acquisition along a specific k-space trajectory or by the temporal order of k-space coverage, e.g. centric or segmented coverage of k-space using a non-Cartesian trajectory
- 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
- G01R33/4828—Resolving the MR signals of different chemical species, e.g. water-fat 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
- G01R33/561—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)
High Energy & Nuclear Physics (AREA)
Condensed Matter Physics & Semiconductors (AREA)
General Physics & Mathematics (AREA)
Magnetic Resonance Imaging Apparatus (AREA)

AU2003233476A 2002-05-17 2003-04-01 Chemical species suppression using re-traversal around the k-space center in interleaved reversed spiral imaging Abandoned AU2003233476A1 (en)

Applications Claiming Priority (3)

Application Number	Priority Date	Filing Date	Title
US38148702P	2002-05-17	2002-05-17
US60/381,487		2002-05-17
PCT/US2003/010145 WO2003100378A2 (en)	2002-05-17	2003-04-01	Chemical species suppression using re-traversal around the k-space center in interleaved reversed spiral imaging

Publications (2)

Publication Number	Publication Date
AU2003233476A1 AU2003233476A1 (en)	2003-12-12
AU2003233476A8 true AU2003233476A8 (en)	2003-12-12

Family

ID=29584315

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
AU2003233476A Abandoned AU2003233476A1 (en)	2002-05-17	2003-04-01	Chemical species suppression using re-traversal around the k-space center in interleaved reversed spiral imaging

Country Status (2)

Country	Link
AU (1)	AU2003233476A1 (en)
WO (1)	WO2003100378A2 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP3540453A1 (en)	2018-03-13	2019-09-18	Koninklijke Philips N.V.	Mr imaging with spiral acquisition
EP3748385A1 (en) *	2019-06-04	2020-12-09	Koninklijke Philips N.V.	Optimized k-space profile ordering for 3d radial or spiral mr imaging

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5270653A (en) *	1992-04-10	1993-12-14	The Board Of Trustees Of The Leland Stanford Junior University	Selective three dimensional excitation for magnetic resonance applications
US5402067A (en) *	1993-08-04	1995-03-28	Board Of Trustees Of The Leland Stanford Junior University	Apparatus and method for rare echo imaging using k-space spiral coverage
US6281681B1 (en) *	1999-01-28	2001-08-28	General Electric Company	Magnetic resonance imaging with interleaved Fibonacci spiral scanning

2003
- 2003-04-01 AU AU2003233476A patent/AU2003233476A1/en not_active Abandoned
- 2003-04-01 WO PCT/US2003/010145 patent/WO2003100378A2/en not_active Ceased

Also Published As

Publication number	Publication date
AU2003233476A1 (en)	2003-12-12
WO2003100378A3 (en)	2004-02-26
WO2003100378A2 (en)	2003-12-04

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Legal Events

Date	Code	Title	Description
2005-02-03	MK6	Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase