JP2024517820A - 動的造影磁気共鳴断層撮影を使用した肝臓における病変の特性決定 - Google Patents

動的造影磁気共鳴断層撮影を使用した肝臓における病変の特性決定 Download PDF

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JP2024517820A
JP2024517820A JP2023567939A JP2023567939A JP2024517820A JP 2024517820 A JP2024517820 A JP 2024517820A JP 2023567939 A JP2023567939 A JP 2023567939A JP 2023567939 A JP2023567939 A JP 2023567939A JP 2024517820 A JP2024517820 A JP 2024517820A
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liver
phase
image
reference tissue
contrast
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JP2024517820A5 (https=
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シュッツ，グンナー
クノーブロッホ，ゲジネ
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バイエル・アクチエンゲゼルシヤフト
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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
    • A61B5/0033—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
    • 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
    • A61B5/42—Detecting, measuring or recording for evaluating the gastrointestinal, the endocrine or the exocrine systems
    • A61B5/4222—Evaluating particular parts, e.g. particular organs
    • A61B5/4244—Evaluating particular parts, e.g. particular organs liver
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K49/00—Preparations for testing in vivo
    • A61K49/06—Nuclear magnetic resonance [NMR] contrast preparations; Magnetic resonance imaging [MRI] contrast preparations
    • A61K49/08—Nuclear magnetic resonance [NMR] contrast preparations; Magnetic resonance imaging [MRI] contrast preparations characterised by the carrier
    • A61K49/10—Organic compounds
    • A61K49/101—Organic compounds the carrier being a complex-forming compound able to form MRI-active complexes with paramagnetic metals
    • A61K49/103—Organic compounds the carrier being a complex-forming compound able to form MRI-active complexes with paramagnetic metals the complex-forming compound being acyclic, e.g. DTPA
    • 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
    • G01R33/5601—Image enhancement or correction, e.g. subtraction or averaging techniques, e.g. improvement of signal-to-noise ratio and resolution involving use of a contrast agent for contrast manipulation, e.g. a paramagnetic, super-paramagnetic, ferromagnetic or hyperpolarised contrast agent
    • 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
    • G01R33/5602—Image enhancement or correction, e.g. subtraction or averaging techniques, e.g. improvement of signal-to-noise ratio and resolution by filtering or weighting based on different relaxation times within the sample, e.g. T1 weighting using an inversion pulse
    • 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
    • G01R33/5608—Data processing and visualization specially adapted for MR, e.g. for feature analysis and pattern recognition on the basis of measured MR data, segmentation of measured MR data, edge contour detection on the basis of measured MR data, for enhancing measured MR data in terms of signal-to-noise ratio by means of noise filtering or apodization, for enhancing measured MR data in terms of resolution by means for deblurring, windowing, zero filling, or generation of gray-scaled images, colour-coded images or images displaying vectors instead of pixels
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/0002—Inspection of images, e.g. flaw detection
    • G06T7/0012—Biomedical image inspection
    • G06T7/0014—Biomedical image inspection using an image reference approach
    • G06T7/0016—Biomedical image inspection using an image reference approach involving temporal comparison
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/30—Determination of transform parameters for the alignment of images, i.e. image registration
    • G06T7/33—Determination of transform parameters for the alignment of images, i.e. image registration using feature-based methods
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/10—Image acquisition modality
    • G06T2207/10072—Tomographic images
    • G06T2207/10088—Magnetic resonance imaging [MRI]
    • G06T2207/10096—Dynamic contrast-enhanced magnetic resonance imaging [DCE-MRI]
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/30—Subject of image; Context of image processing
    • G06T2207/30004—Biomedical image processing
    • G06T2207/30056—Liver; Hepatic
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/30—Subject of image; Context of image processing
    • G06T2207/30004—Biomedical image processing
    • G06T2207/30096—Tumor; Lesion

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  • Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Radiology & Medical Imaging (AREA)
  • High Energy & Nuclear Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Veterinary Medicine (AREA)
  • Public Health (AREA)
  • Animal Behavior & Ethology (AREA)
  • Medical Informatics (AREA)
  • Signal Processing (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Biophysics (AREA)
  • Pathology (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Gastroenterology & Hepatology (AREA)
  • Artificial Intelligence (AREA)
  • Theoretical Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Epidemiology (AREA)
  • Endocrinology (AREA)
  • Physiology (AREA)
  • Quality & Reliability (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
  • Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
JP2023567939A 2021-05-07 2022-04-28 動的造影磁気共鳴断層撮影を使用した肝臓における病変の特性決定 Pending JP2024517820A (ja)

Applications Claiming Priority (3)

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EP21172677.3 2021-05-07
EP21172677 2021-05-07
PCT/EP2022/061289 WO2022233689A1 (de) 2021-05-07 2022-04-28 Charakterisierung von läsionen in der leber mittels dynamischer kontrastverstärkter magnetresonanztomographie

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JP2024517820A true JP2024517820A (ja) 2024-04-23
JP2024517820A5 JP2024517820A5 (https=) 2025-04-10

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US (1) US20240225448A1 (https=)
EP (1) EP4334733B1 (https=)
JP (1) JP2024517820A (https=)
CN (1) CN117242362A (https=)
CA (1) CA3219070A1 (https=)
WO (1) WO2022233689A1 (https=)

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JP7803779B2 (ja) * 2022-04-27 2026-01-21 富士フイルム株式会社 磁気共鳴イメージング装置、及び、その制御方法
CN118902432A (zh) * 2024-07-19 2024-11-08 暨南大学附属第一医院（广州华侨医院） 磁共振肝脏半智能化一站式检查方法

Citations (6)

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US20060064396A1 (en) * 2004-04-14 2006-03-23 Guo-Qing Wei Liver disease diagnosis system, method and graphical user interface
JP2010119850A (ja) * 2008-11-22 2010-06-03 General Electric Co <Ge> 統計モデルを用いた医療画像自動セグメンテーションシステム、装置並びにプロセッサ
US20120070055A1 (en) * 2010-09-22 2012-03-22 Siemens Aktiengesellschaft Method and System for Liver Lesion Detection
JP2018521017A (ja) * 2015-06-04 2018-08-02 バイエル・ファルマ・アクティエンゲゼルシャフト 磁気共鳴画像法における使用のための新規ガドリニウムキレート化合物
WO2021069343A1 (de) * 2019-10-11 2021-04-15 Bayer Aktiengesellschaft Beschleunigung von mrt-untersuchungen
US20220318991A1 (en) * 2021-04-01 2022-10-06 GE Precision Healthcare LLC Artificial intelligence assisted diagnosis and classification of liver cancer from image data

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US6039931A (en) 1989-06-30 2000-03-21 Schering Aktiengesellschaft Derivatized DTPA complexes, pharmaceutical agents containing these compounds, their use, and processes for their production
CN101421745B (zh) 2004-04-15 2016-05-11 美国医软科技公司 空间-时间肿瘤检测，分割和诊断信息提取系统及方法
US9251585B2 (en) 2007-07-12 2016-02-02 Siemens Aktiengesellschaft Coregistration and analysis of multi-modal images obtained in different geometries
US8229188B2 (en) * 2007-10-12 2012-07-24 General Electric Company Systems, methods and apparatus automatic segmentation of liver in multiphase contrast-enhanced medical images
EP3629898A4 (en) 2017-05-30 2021-01-20 Arterys Inc. AUTOMATED LESION DETECTION, SEGMENTATION AND LENGTH IDENTIFICATION
CN110709943B (zh) 2017-06-16 2023-11-28 珀金埃尔默细胞科技德国公司 使用沿骨骼的人造界标进行三维图像的自动失真校正和/或共同配准的系统和方法
US11633146B2 (en) 2019-01-04 2023-04-25 Regents Of The University Of Minnesota Automated co-registration of prostate MRI data
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US20060064396A1 (en) * 2004-04-14 2006-03-23 Guo-Qing Wei Liver disease diagnosis system, method and graphical user interface
JP2010119850A (ja) * 2008-11-22 2010-06-03 General Electric Co <Ge> 統計モデルを用いた医療画像自動セグメンテーションシステム、装置並びにプロセッサ
US20120070055A1 (en) * 2010-09-22 2012-03-22 Siemens Aktiengesellschaft Method and System for Liver Lesion Detection
JP2018521017A (ja) * 2015-06-04 2018-08-02 バイエル・ファルマ・アクティエンゲゼルシャフト 磁気共鳴画像法における使用のための新規ガドリニウムキレート化合物
WO2021069343A1 (de) * 2019-10-11 2021-04-15 Bayer Aktiengesellschaft Beschleunigung von mrt-untersuchungen
US20220318991A1 (en) * 2021-04-01 2022-10-06 GE Precision Healthcare LLC Artificial intelligence assisted diagnosis and classification of liver cancer from image data

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CN117242362A (zh) 2023-12-15
CA3219070A1 (en) 2022-11-10
EP4334733A1 (de) 2024-03-13
US20240225448A1 (en) 2024-07-11
EP4334733B1 (de) 2026-01-21
WO2022233689A1 (de) 2022-11-10

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