JP6679467B2 - 磁気共鳴イメージング装置および酸素摂取率算出方法 - Google Patents

磁気共鳴イメージング装置および酸素摂取率算出方法 Download PDF

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JP6679467B2
JP6679467B2 JP2016217307A JP2016217307A JP6679467B2 JP 6679467 B2 JP6679467 B2 JP 6679467B2 JP 2016217307 A JP2016217307 A JP 2016217307A JP 2016217307 A JP2016217307 A JP 2016217307A JP 6679467 B2 JP6679467 B2 JP 6679467B2
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image
oxygen uptake
uptake rate
magnetic resonance
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亨 白猪
亨 白猪
良太 佐藤
良太 佐藤
陽 谷口
陽 谷口
久晃 越智
久晃 越智
悦久 五月女
悦久 五月女
尾藤　良孝
良孝 尾藤
毅倫 村瀬
毅倫 村瀬
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Hitachi Ltd
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    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/145—Measuring characteristics of blood in vivo, e.g. gas concentration or pH-value ; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid or cerebral tissue
    • A61B5/14542—Measuring characteristics of blood in vivo, e.g. gas concentration or pH-value ; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid or cerebral tissue for measuring blood gases
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/0033—Features or image-related aspects of imaging apparatus, e.g. for MRI, optical tomography or impedance tomography apparatus; Arrangements of imaging apparatus in a room
    • A61B5/004—Features or image-related aspects of imaging apparatus, e.g. for MRI, optical tomography or impedance tomography apparatus; Arrangements of imaging apparatus in a room adapted for image acquisition of a particular organ or body part
    • A61B5/0042—Features or image-related aspects of imaging apparatus, e.g. for MRI, optical tomography or impedance tomography apparatus; Arrangements of imaging apparatus in a room adapted for image acquisition of a particular organ or body part for the brain
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/05—Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves
    • A61B5/055—Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves involving electronic [EMR] or nuclear [NMR] magnetic resonance, e.g. magnetic resonance imaging
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/145—Measuring characteristics of blood in vivo, e.g. gas concentration or pH-value ; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid or cerebral tissue
    • A61B5/1455—Measuring characteristics of blood in vivo, e.g. gas concentration or pH-value ; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid or cerebral tissue using optical sensors, e.g. spectral photometrical oximeters
    • A61B5/14551—Measuring characteristics of blood in vivo, e.g. gas concentration or pH-value ; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid or cerebral tissue using optical sensors, e.g. spectral photometrical oximeters for measuring blood gases
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
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    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
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    • G01R33/54—Signal processing systems, e.g. using pulse sequences ; Generation or control of pulse sequences; Operator console
    • G01R33/543—Control of the operation of the MR system, e.g. setting of acquisition parameters prior to or during MR data acquisition, dynamic shimming, use of one or more scout images for scan plane prescription
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    • G—PHYSICS
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    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
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    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
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    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N24/00—Investigating or analyzing materials by the use of nuclear magnetic resonance, electron paramagnetic resonance or other spin effects
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    • 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
    • G01R33/5615—Echo train techniques involving acquiring plural, differently encoded, echo signals after one RF excitation, e.g. using gradient refocusing in echo planar imaging [EPI], RF refocusing in rapid acquisition with relaxation enhancement [RARE] or using both RF and gradient refocusing in gradient and spin echo imaging [GRASE]
    • G01R33/5616—Echo train techniques involving acquiring plural, differently encoded, echo signals after one RF excitation, e.g. using gradient refocusing in echo planar imaging [EPI], RF refocusing in rapid acquisition with relaxation enhancement [RARE] or using both RF and gradient refocusing in gradient and spin echo imaging [GRASE] using gradient refocusing, e.g. EPI
    • 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
    • G01R33/5615—Echo train techniques involving acquiring plural, differently encoded, echo signals after one RF excitation, e.g. using gradient refocusing in echo planar imaging [EPI], RF refocusing in rapid acquisition with relaxation enhancement [RARE] or using both RF and gradient refocusing in gradient and spin echo imaging [GRASE]
    • G01R33/5617—Echo train techniques involving acquiring plural, differently encoded, echo signals after one RF excitation, e.g. using gradient refocusing in echo planar imaging [EPI], RF refocusing in rapid acquisition with relaxation enhancement [RARE] or using both RF and gradient refocusing in gradient and spin echo imaging [GRASE] using RF refocusing, e.g. RARE

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JP2016217307A 2016-11-07 2016-11-07 磁気共鳴イメージング装置および酸素摂取率算出方法 Active JP6679467B2 (ja)

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JP2016217307A JP6679467B2 (ja) 2016-11-07 2016-11-07 磁気共鳴イメージング装置および酸素摂取率算出方法
PCT/JP2017/036826 WO2018083952A1 (ja) 2016-11-07 2017-10-11 磁気共鳴イメージング装置および酸素摂取率算出方法
US16/342,612 US10765349B2 (en) 2016-11-07 2017-10-11 Magnetic resonance imaging device and method for calculating oxygen extraction fractions

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US10890641B2 (en) 2017-04-07 2021-01-12 Cornell University System and method of robust quantitative susceptibility mapping
EP3301649B1 (en) * 2017-09-07 2019-10-30 Siemens Healthcare GmbH Method for processing medical image data and image processing system for medical image data
KR102675266B1 (ko) * 2017-12-04 2024-06-14 신에쓰 가가꾸 고교 가부시끼가이샤 탄화탄탈 피복 탄소 재료 및 그 제조 방법, 반도체 단결정 제조 장치용 부재
US11547313B2 (en) * 2018-06-15 2023-01-10 Covidien Lp Systems and methods for video-based patient monitoring during surgery
CN108829639B (zh) * 2018-07-06 2023-10-27 上海联影医疗科技股份有限公司 一种磁共振成像方法和设备
JP7280997B2 (ja) * 2018-08-29 2023-05-24 富士フイルムヘルスケア株式会社 画像処理装置及び磁気共鳴イメージング装置
JP7140606B2 (ja) * 2018-08-29 2022-09-21 富士フイルムヘルスケア株式会社 画像処理装置、画像処理方法、画像処理プログラム及び磁気共鳴イメージング装置
CN111096748B (zh) * 2019-12-19 2023-06-02 首都医科大学宣武医院 一种动态测量脑氧代谢率的方法
KR102097738B1 (ko) * 2020-03-03 2020-04-06 주식회사 휴런 인공지능 기반 파킨슨 병 진단 장치 및 방법
CN113009398B (zh) * 2021-04-08 2021-12-17 浙江大学 结合k空间和图像空间重建的成像方法和装置
CN113571188A (zh) * 2021-08-02 2021-10-29 首都医科大学宣武医院 一种氧摄取分数的计算方法
CN115530820B (zh) * 2022-11-30 2023-01-31 脑玺(苏州)智能科技有限公司 一种氧摄取分数测量方法、装置、设备及存储介质

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WO2007149971A2 (en) * 2006-06-22 2007-12-27 General Hospital Corporation Cancer detection by optical measurement of compression-induced transients
US8958866B2 (en) * 2008-03-31 2015-02-17 The General Hospital Corporation System and method to analyze blood parameters using magnetic resonance imaging
CN103764025B (zh) * 2011-10-12 2015-12-09 株式会社日立制作所 磁共振成像装置以及磁化率强调图像生成方法
JP6085545B2 (ja) 2013-09-26 2017-02-22 株式会社日立製作所 磁気共鳴イメージング装置、画像処理装置および磁化率画像算出方法
WO2016167047A1 (ja) * 2015-04-15 2016-10-20 学校法人岩手医科大学 磁気共鳴イメージング装置及び画像作成方法

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