CN116583221B - 对象特异性血液动力学响应函数的确定 - Google Patents

对象特异性血液动力学响应函数的确定 Download PDF

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Publication number
CN116583221B
CN116583221B CN202280007916.2A CN202280007916A CN116583221B CN 116583221 B CN116583221 B CN 116583221B CN 202280007916 A CN202280007916 A CN 202280007916A CN 116583221 B CN116583221 B CN 116583221B
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weighted
echo
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time series
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CN116583221A (zh
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R·M·J·N·拉默里奇斯
T·R·M·勒弗肯斯
J·H·D·M·韦斯特林克
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Koninklijke Philips NV
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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
    • A61B5/05—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
    • 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
    • G01R33/4806—Functional imaging of brain activation
    • 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
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/40—Detecting, measuring or recording for evaluating the nervous system
    • A61B5/4058—Detecting, measuring or recording for evaluating the nervous system for evaluating the central nervous system
    • A61B5/4064—Evaluating the brain
    • 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
    • G01R33/565—Correction of image distortions, e.g. due to magnetic field inhomogeneities
    • G01R33/56554—Correction of image distortions, e.g. due to magnetic field inhomogeneities caused by acquiring plural, differently encoded echo signals after one RF excitation, e.g. correction for readout gradients of alternating polarity in EPI

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  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Radiology & Medical Imaging (AREA)
  • General Health & Medical Sciences (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Pathology (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • Biophysics (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Neurosurgery (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
CN202280007916.2A 2021-09-17 2022-09-01 对象特异性血液动力学响应函数的确定 Active CN116583221B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP21197367.2A EP4152032A1 (en) 2021-09-17 2021-09-17 Determination of a subject specific hemodynamic response function
EP21197367.2 2021-09-17
PCT/EP2022/074297 WO2023041339A1 (en) 2021-09-17 2022-09-01 Determination of a subject specific hemodynamic response function

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CN116583221A CN116583221A (zh) 2023-08-11
CN116583221B true CN116583221B (zh) 2024-10-18

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US (1) US12282079B2 (https=)
EP (2) EP4152032A1 (https=)
JP (1) JP7823178B2 (https=)
CN (1) CN116583221B (https=)
WO (1) WO2023041339A1 (https=)

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Publication number Priority date Publication date Assignee Title
EP4471447A1 (en) * 2023-06-01 2024-12-04 Koninklijke Philips N.V. Functional magnetic resonance imaging using r2* maps
CN120870992B (zh) * 2025-09-24 2025-12-12 中国人民解放军陆军军医大学第一附属医院 基于压缩感知的实时动态mri肿瘤成像方法和系统

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US20050197560A1 (en) * 2004-03-05 2005-09-08 Rao Stephen M. System for detecting symptoms, determining staging and gauging drug efficacy in cases of Alzheimer's disease
US20070287904A1 (en) * 2006-04-20 2007-12-13 Yu Li Method and apparatus for determining a hemodynamic response function for event-related functional magnetic resonance imaging
CN101292871B (zh) * 2007-04-25 2010-05-26 中国科学院自动化研究所 一种基于模式识别分类提取磁共振成像脑激活区的方法
US8571634B2 (en) * 2010-07-23 2013-10-29 David R. Hubbard Method to diagnose and measure vascular drainage insufficiency in the central nervous system
US8886283B1 (en) * 2011-06-21 2014-11-11 Stc.Unm 3D and 4D magnetic susceptibility tomography based on complex MR images
US10478639B2 (en) * 2011-09-09 2019-11-19 The Regents Of The University Of California In vivo visualization and control of patholigical changes in neural circuits
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EP2950715A4 (en) * 2013-01-31 2016-11-30 Univ California SYSTEM AND METHOD FOR MODELING BRAIN DYNAMICS IN NORMAL AND ILLNESS STATES
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CN105699923A (zh) * 2015-09-12 2016-06-22 北京大学 一种无创动态测量组织r2，r2*和r2`参数图像的磁共振成像方法
CN105513058B (zh) * 2015-12-01 2019-04-23 中国科学院苏州生物医学工程技术研究所 一种脑激活区检测方法和装置
KR101674326B1 (ko) * 2015-12-14 2016-11-09 (의료)길의료재단 기준상태 데이터에 대한 시간대 정보 없이 T2* 변화 성분만 반영할 수 있는 fMRI 영상법
WO2018130665A1 (en) * 2017-01-13 2018-07-19 INSERM (Institut National de la Santé et de la Recherche Médicale) Method for investigating cerebral blood flow in a subject
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WO2019191311A1 (en) * 2018-03-28 2019-10-03 Icahn School Of Medicine At Mount Sinai Systems and methods for processing connectivity values between sub-processing regions
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Also Published As

Publication number Publication date
EP4237868A1 (en) 2023-09-06
EP4237868B1 (en) 2024-02-21
CN116583221A (zh) 2023-08-11
EP4152032A1 (en) 2023-03-22
JP7823178B2 (ja) 2026-03-03
US12282079B2 (en) 2025-04-22
US20240272257A1 (en) 2024-08-15
JP2024535813A (ja) 2024-10-02
WO2023041339A1 (en) 2023-03-23

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