BR112016006914A2 - método de caracterização de patologia de perfusão miocárdica por meio da análise de uma pluralidade de imagens médicas de ao menos uma porção do coração de um indivíduo de interesse, sistema para a caracterização de patologia de perfusão miocárdica por meio da análise de uma pluralidade de imagens médicas de ao menos uma porção do coração de um indivíduo de interesse, modalidade de imageamento médico, e, módulo de software - Google Patents

método de caracterização de patologia de perfusão miocárdica por meio da análise de uma pluralidade de imagens médicas de ao menos uma porção do coração de um indivíduo de interesse, sistema para a caracterização de patologia de perfusão miocárdica por meio da análise de uma pluralidade de imagens médicas de ao menos uma porção do coração de um indivíduo de interesse, modalidade de imageamento médico, e, módulo de software

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Publication number
BR112016006914A2
BR112016006914A2 BR112016006914A BR112016006914A BR112016006914A2 BR 112016006914 A2 BR112016006914 A2 BR 112016006914A2 BR 112016006914 A BR112016006914 A BR 112016006914A BR 112016006914 A BR112016006914 A BR 112016006914A BR 112016006914 A2 BR112016006914 A2 BR 112016006914A2
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BR
Brazil
Prior art keywords
analyzing
interest
heart
individual
medical images
Prior art date
Application number
BR112016006914A
Other languages
English (en)
Inventor
Chiribiri Amedeo
Nagel Eike
Breeuwer Marcel
Original Assignee
King S College London
Koninklijke Philips Nv
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 King S College London, Koninklijke Philips Nv filed Critical King S College London
Publication of BR112016006914A2 publication Critical patent/BR112016006914A2/pt

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Classifications

    • 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
    • A61B5/0033—Features or image-related aspects of imaging apparatus classified in A61B5/00, 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 classified in A61B5/00, 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
    • A61B5/0044—Features or image-related aspects of imaging apparatus classified in A61B5/00, 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 heart
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/02—Detecting, measuring or recording pulse, heart rate, blood pressure or blood flow; Combined pulse/heart-rate/blood pressure determination; Evaluating a cardiovascular condition not otherwise provided for, e.g. using combinations of techniques provided for in this group with electrocardiography or electroauscultation; Heart catheters for measuring blood pressure
    • A61B5/026—Measuring blood flow
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/24—Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
    • A61B5/316—Modalities, i.e. specific diagnostic methods
    • A61B5/318—Heart-related electrical modalities, e.g. electrocardiography [ECG]
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
    • A61B6/02—Arrangements for diagnosis sequentially in different planes; Stereoscopic radiation diagnosis
    • A61B6/03—Computed tomography [CT]
    • A61B6/032—Transmission computed tomography [CT]
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
    • A61B6/02—Arrangements for diagnosis sequentially in different planes; Stereoscopic radiation diagnosis
    • A61B6/03—Computed tomography [CT]
    • A61B6/037—Emission tomography
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
    • A61B6/48—Diagnostic techniques
    • A61B6/481—Diagnostic techniques involving the use of contrast agents
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
    • A61B6/50—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment specially adapted for specific body parts; specially adapted for specific clinical applications
    • A61B6/503—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment specially adapted for specific body parts; specially adapted for specific clinical applications for diagnosis of the heart
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
    • A61B6/50—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment specially adapted for specific body parts; specially adapted for specific clinical applications
    • A61B6/507—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment specially adapted for specific body parts; specially adapted for specific clinical applications for determination of haemodynamic parameters, e.g. perfusion CT
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
    • A61B8/06—Measuring blood flow
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
    • A61B8/48—Diagnostic techniques
    • A61B8/481—Diagnostic techniques involving the use of contrast agent, e.g. microbubbles introduced into the bloodstream
    • 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
    • G01R33/563—Image enhancement or correction, e.g. subtraction or averaging techniques, e.g. improvement of signal-to-noise ratio and resolution of moving material, e.g. flow contrast angiography
    • G01R33/56366—Perfusion imaging
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/10—Segmentation; Edge detection
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
    • A61B8/08—Detecting organic movements or changes, e.g. tumours, cysts, swellings
    • A61B8/0883—Detecting organic movements or changes, e.g. tumours, cysts, swellings for diagnosis of the heart
    • 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; CALCULATING OR 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
    • G06T2207/10076—4D tomography; Time-sequential 3D tomography
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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
    • G06T2207/30048—Heart; Cardiac
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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
    • G06T2207/30101—Blood vessel; Artery; Vein; Vascular
    • G06T2207/30104—Vascular flow; Blood flow; Perfusion

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Medical Informatics (AREA)
  • Physics & Mathematics (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • General Health & Medical Sciences (AREA)
  • Radiology & Medical Imaging (AREA)
  • Public Health (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Pathology (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • Biophysics (AREA)
  • Biomedical Technology (AREA)
  • Veterinary Medicine (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Optics & Photonics (AREA)
  • Hematology (AREA)
  • Cardiology (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Dentistry (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Physiology (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Signal Processing (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Vascular Medicine (AREA)
  • Pulmonology (AREA)
  • Quality & Reliability (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Measuring And Recording Apparatus For Diagnosis (AREA)

Abstract

resumo método de caracterização de patologia de perfusão miocárdica por meio da análise de uma pluralidade de imagens médicas de ao menos uma porção do coração de um indivíduo de interesse, sistema para a caracterização de patologia de perfusão miocárdica por meio da análise de uma pluralidade de imagens médicas de ao menos uma porção do coração de um indivíduo de interesse, modalidade de imageamento médico, e, módulo de software trata-se de um método de caracterização de patologia de perfusão miocárdica mediante a análise de uma pluralidade de imagens médicas de ao menos uma porção do coração de um indivíduo de interesse (20), capturadas consecutivamente por uma modalidade de imageamento médico (10), sendo que o método compreende as seguintes etapas: - amostrar intensidades de posições de imagem miocárdica selecionadas dentre a pluralidade de imagens médicas e atribuir um índice que representa uma ordem de captura às respectivas intensidades amostradas das posições de imagem miocárdica para obter curvas de intensidade (60); e - calcular um índice (64, 66) indicativo de uma não homogeneidade de perfusão espaço-temporal ou defasagem de perfusão dentre ao menos um subconjunto de segmentos miocárdicos da pluralidade de segmentos miocárdicos, com base nas curvas de intensidade obtidas (60). um sistema (52) para a caracterização de patologia de perfusão miocárdica por meio da análise de uma pluralidade de imagens médicas mediante a execução de tal método; uma modalidade de imageamento médico (10) compreendendo tal sistema (52); um módulo de software (48) para executar tal método. 1/1
BR112016006914A 2013-10-01 2014-10-01 método de caracterização de patologia de perfusão miocárdica por meio da análise de uma pluralidade de imagens médicas de ao menos uma porção do coração de um indivíduo de interesse, sistema para a caracterização de patologia de perfusão miocárdica por meio da análise de uma pluralidade de imagens médicas de ao menos uma porção do coração de um indivíduo de interesse, modalidade de imageamento médico, e, módulo de software BR112016006914A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP13186934 2013-10-01
PCT/EP2014/071109 WO2015049324A1 (en) 2013-10-01 2014-10-01 System and method for myocardial perfusion pathology characterization

Publications (1)

Publication Number Publication Date
BR112016006914A2 true BR112016006914A2 (pt) 2017-09-12

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Country Status (7)

Country Link
US (1) US10806367B2 (pt)
EP (1) EP3052019B1 (pt)
JP (1) JP6382960B2 (pt)
CN (1) CN105848577B (pt)
BR (1) BR112016006914A2 (pt)
RU (1) RU2677009C2 (pt)
WO (1) WO2015049324A1 (pt)

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US11415655B2 (en) * 2016-05-27 2022-08-16 University Of Virginia Patent Foundation Reduced field-of-view perfusion imaging with high spatiotemporal resolution
DE102016117889B3 (de) * 2016-09-22 2018-03-15 Tomtec Imaging Systems Gmbh Verfahren und Vorrichtung zur Korrektur von durch Tracking-Verfahren ermittelten dynamischen Modellen
GB201706149D0 (en) * 2017-04-18 2017-05-31 King's College London System and method for medical imaging
EP3437559B1 (de) 2017-08-03 2020-06-24 Siemens Healthcare GmbH Ermitteln eines funktionsparameters betreffend eine lokale gewebefunktion für mehrere gewebebereiche
JP7002901B2 (ja) * 2017-09-28 2022-02-10 キヤノンメディカルシステムズ株式会社 医用画像診断装置及び医用画像処理装置
CN110428420B (zh) * 2018-09-05 2022-05-17 深圳科亚医疗科技有限公司 基于患者的冠状动脉ct血管造影图像来确定冠状动脉的流动信息的方法、装置和介质
DE102020213938A1 (de) * 2020-11-05 2022-05-05 Siemens Healthcare Gmbh Verfahren und Vorrichtung zur Störunterdrückung für MR-Ganzkörperantennen

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JP4537681B2 (ja) 2003-09-24 2010-09-01 株式会社東芝 血流解析装置
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Also Published As

Publication number Publication date
EP3052019A1 (en) 2016-08-10
RU2016116785A (ru) 2017-11-13
RU2016116785A3 (pt) 2018-06-08
US20160235330A1 (en) 2016-08-18
EP3052019B1 (en) 2018-03-07
CN105848577B (zh) 2019-11-05
JP2016531630A (ja) 2016-10-13
CN105848577A (zh) 2016-08-10
WO2015049324A1 (en) 2015-04-09
JP6382960B2 (ja) 2018-08-29
RU2677009C2 (ru) 2019-01-14
US10806367B2 (en) 2020-10-20

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