WO2003024327A1 - Technique d'imagerie par resonance magnetique, dispositif et appareil de reception rf a bobine - Google Patents

Technique d'imagerie par resonance magnetique, dispositif et appareil de reception rf a bobine Download PDF

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Publication number
WO2003024327A1
WO2003024327A1 PCT/JP2002/009392 JP0209392W WO03024327A1 WO 2003024327 A1 WO2003024327 A1 WO 2003024327A1 JP 0209392 W JP0209392 W JP 0209392W WO 03024327 A1 WO03024327 A1 WO 03024327A1
Authority
WO
WIPO (PCT)
Prior art keywords
magnetic resonance
resonance imaging
imaging method
reception coil
phase encode
Prior art date
Application number
PCT/JP2002/009392
Other languages
English (en)
French (fr)
Inventor
Tetsuhiko Takahashi
Masahiro Takizawa
Original Assignee
Hitachi Medical Corporation
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 Hitachi Medical Corporation filed Critical Hitachi Medical Corporation
Priority to US10/489,069 priority Critical patent/US7877129B2/en
Publication of WO2003024327A1 publication Critical patent/WO2003024327A1/ja

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Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K31/00—Medicinal preparations containing organic active ingredients
    • A61K31/33—Heterocyclic compounds
    • A61K31/395—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins
    • A61K31/40—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having five-membered rings with one nitrogen as the only ring hetero atom, e.g. sulpiride, succinimide, tolmetin, buflomedil
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P1/00—Drugs for disorders of the alimentary tract or the digestive system
    • A61P1/14—Prodigestives, e.g. acids, enzymes, appetite stimulants, antidyspeptics, tonics, antiflatulents
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D207/00—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom
    • C07D207/02—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom
    • C07D207/04—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having no double bonds between ring members or between ring members and non-ring members
    • C07D207/10—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having no double bonds between ring members or between ring members and non-ring members with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
    • C07D207/14—Nitrogen atoms not forming part of a nitro radical
    • 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
    • G01R33/28—Details of apparatus provided for in groups G01R33/44 - G01R33/64
    • G01R33/32—Excitation or detection systems, e.g. using radio frequency signals
    • G01R33/34—Constructional details, e.g. resonators, specially adapted to MR
    • G01R33/341—Constructional details, e.g. resonators, specially adapted to MR comprising surface coils
    • G01R33/3415—Constructional details, e.g. resonators, specially adapted to MR comprising surface coils comprising arrays of sub-coils, i.e. phased-array coils with flexible receiver channels
    • 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
    • G01R33/5611—Parallel magnetic resonance imaging, e.g. sensitivity encoding [SENSE], simultaneous acquisition of spatial harmonics [SMASH], unaliasing by Fourier encoding of the overlaps using the temporal dimension [UNFOLD], k-t-broad-use linear acquisition speed-up technique [k-t-BLAST], k-t-SENSE
    • 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
    • G01R33/28—Details of apparatus provided for in groups G01R33/44 - G01R33/64
    • G01R33/38—Systems for generation, homogenisation or stabilisation of the main or gradient magnetic field
    • G01R33/3806—Open magnet assemblies for improved access to the sample, e.g. C-type or U-type magnets
PCT/JP2002/009392 2001-09-13 2002-09-13 Technique d'imagerie par resonance magnetique, dispositif et appareil de reception rf a bobine WO2003024327A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US10/489,069 US7877129B2 (en) 2001-09-13 2002-09-13 Magnetic resonance imaging apparatus and RF reception coil apparatus

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2001277891A JP4443079B2 (ja) 2001-09-13 2001-09-13 磁気共鳴イメージング装置及び磁気共鳴イメージング装置用ｒｆ受信コイル
JP2001/277891 2001-09-13

Publications (1)

Publication Number Publication Date
WO2003024327A1 true WO2003024327A1 (fr) 2003-03-27

Family

ID=19102344

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2002/009392 WO2003024327A1 (fr) 2001-09-13 2002-09-13 Technique d'imagerie par resonance magnetique, dispositif et appareil de reception rf a bobine

Country Status (4)

Country Link
US (1) US7877129B2 (ja)
JP (1) JP4443079B2 (ja)
CN (1) CN100563555C (ja)
WO (1) WO2003024327A1 (ja)

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US7808241B2 (en) 2006-05-09 2010-10-05 Hitachi, Ltd. Magnetic resonance imaging apparatus
US8188740B2 (en) 2006-12-28 2012-05-29 Hitachi, Ltd. Magnetic resonance imaging apparatus

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JP3825685B2 (ja) * 2001-11-22 2006-09-27 株式会社東芝 高周波コイルを使用した磁気共鳴映像装置
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JP4817715B2 (ja) * 2005-05-24 2011-11-16 株式会社日立メディコ 磁気共鳴イメージング装置
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