KR102345856B9 - 자기공명영상시스템 내에서 타핵종 핵자기공명신호를 얻을 수 있는 고주파코일장치 및 동작방법 - Google Patents

자기공명영상시스템 내에서 타핵종 핵자기공명신호를 얻을 수 있는 고주파코일장치 및 동작방법

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Publication number
KR102345856B9
KR102345856B9 KR1020200036845A KR20200036845A KR102345856B9 KR 102345856 B9 KR102345856 B9 KR 102345856B9 KR 1020200036845 A KR1020200036845 A KR 1020200036845A KR 20200036845 A KR20200036845 A KR 20200036845A KR 102345856 B9 KR102345856 B9 KR 102345856B9
Authority
KR
South Korea
Prior art keywords
magnetic resonance
nuclei
methods
radio frequency
imaging system
Prior art date
Application number
KR1020200036845A
Other languages
English (en)
Other versions
KR102345856B1 (ko
KR20210070158A (ko
Inventor
오창현
윤준식
김종민
정광우
Original Assignee
고려대학교 세종산학협력단
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 고려대학교 세종산학협력단 filed Critical 고려대학교 세종산학협력단
Priority to US17/782,700 priority Critical patent/US20230009401A1/en
Priority to PCT/KR2020/016232 priority patent/WO2021112454A1/ko
Publication of KR20210070158A publication Critical patent/KR20210070158A/ko
Application granted granted Critical
Publication of KR102345856B1 publication Critical patent/KR102345856B1/ko
Publication of KR102345856B9 publication Critical patent/KR102345856B9/ko

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
    • G01R33/28—Details of apparatus provided for in groups G01R33/44 - G01R33/64
    • G01R33/32—Excitation or detection systems, e.g. using radio frequency signals
    • G01R33/36—Electrical details, e.g. matching or coupling of the coil to the receiver
    • G01R33/3628—Tuning/matching of the transmit/receive coil
    • 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
    • G01R33/34046—Volume type coils, e.g. bird-cage coils; Quadrature bird-cage coils; Circularly polarised coils
    • G01R33/34076—Birdcage coils
    • 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
    • G01R33/36—Electrical details, e.g. matching or coupling of the coil to the receiver
    • G01R33/3664—Switching for purposes other than coil coupling or decoupling, e.g. switching between a phased array mode and a quadrature mode, switching between surface coil modes of different geometrical shapes, switching from a whole body reception coil to a local reception coil or switching for automatic coil selection in moving table MR or for changing the field-of-view
    • 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
    • G01R33/36—Electrical details, e.g. matching or coupling of the coil to the receiver
    • G01R33/3692—Electrical details, e.g. matching or coupling of the coil to the receiver involving signal transmission without using electrically conductive connections, e.g. wireless communication or optical communication of the MR signal or an auxiliary signal other than the MR signal
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
KR1020200036845A 2019-12-04 2020-03-26 자기공명영상시스템 내에서 타핵종 핵자기공명신호를 얻을 수 있는 고주파코일장치 및 동작방법 KR102345856B1 (ko)

Priority Applications (2)

Application Number Priority Date Filing Date Title
US17/782,700 US20230009401A1 (en) 2019-12-04 2020-11-18 High frequency coil apparatus for obtaining nuclear magnetic resonance signals of other nuclides within magnetic resonance imaging system, and method for operating same
PCT/KR2020/016232 WO2021112454A1 (ko) 2019-12-04 2020-11-18 자기공명영상시스템 내에서 타핵종 핵자기공명신호를 얻을 수 있는 고주파코일장치 및 동작방법

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020190159797 2019-12-04
KR20190159797 2019-12-04

Publications (3)

Publication Number Publication Date
KR20210070158A KR20210070158A (ko) 2021-06-14
KR102345856B1 KR102345856B1 (ko) 2022-01-03
KR102345856B9 true KR102345856B9 (ko) 2022-10-21

Family

ID=76417754

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020200036845A KR102345856B1 (ko) 2019-12-04 2020-03-26 자기공명영상시스템 내에서 타핵종 핵자기공명신호를 얻을 수 있는 고주파코일장치 및 동작방법

Country Status (1)

Country Link
KR (1) KR102345856B1 (ko)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3699968B2 (ja) * 2003-12-17 2005-09-28 株式会社東芝 多重同調ｒｆコイル
CN101438181A (zh) * 2006-04-05 2009-05-20 皇家飞利浦电子股份有限公司 用于mri的双共振发射接收螺线管线圈
JP5207662B2 (ja) * 2007-05-31 2013-06-12 株式会社日立製作所 磁場コイル及び磁気共鳴撮像装置
JP5247214B2 (ja) * 2008-04-04 2013-07-24 株式会社日立製作所 高周波磁場コイル及び磁気共鳴撮影装置
JP5705884B2 (ja) * 2011-02-14 2015-04-22 株式会社日立製作所 Ｒｆコイル及び磁気共鳴撮像装置

Also Published As

Publication number Publication date
KR102345856B1 (ko) 2022-01-03
KR20210070158A (ko) 2021-06-14

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E902 Notification of reason for refusal
E701 Decision to grant or registration of patent right
GRNT Written decision to grant
G170 Re-publication after modification of scope of protection [patent]
G170 Re-publication after modification of scope of protection [patent]
G170 Re-publication after modification of scope of protection [patent]