CA2903109A1 - System and method for reconstructing cardiac activation information - Google Patents

System and method for reconstructing cardiac activation information Download PDF

Info

Publication number
CA2903109A1
CA2903109A1 CA2903109A CA2903109A CA2903109A1 CA 2903109 A1 CA2903109 A1 CA 2903109A1 CA 2903109 A CA2903109 A CA 2903109A CA 2903109 A CA2903109 A CA 2903109A CA 2903109 A1 CA2903109 A1 CA 2903109A1
Authority
CA
Canada
Prior art keywords
point
change
cardiac signal
analysis
signal
Prior art date
Legal status (The legal status 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 status listed.)
Abandoned
Application number
CA2903109A
Other languages
English (en)
French (fr)
Inventor
Sanjiv Narayan
Carey Robert Briggs
Ruchir Sehra
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Topera Inc
University of California, San Diego
Original Assignee
Topera Inc
University of California, San Diego
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
Priority claimed from US13/840,334 external-priority patent/US9050006B2/en
Application filed by Topera Inc, University of California, San Diego filed Critical Topera Inc
Publication of CA2903109A1 publication Critical patent/CA2903109A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • 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]
    • A61B5/346—Analysis of electrocardiograms
    • A61B5/349—Detecting specific parameters of the electrocardiograph cycle
    • 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 for evaluating the cardiovascular system, e.g. pulse, heart rate, blood pressure or blood flow
    • A61B5/024—Measuring pulse rate or heart rate
    • A61B5/02405—Determining heart rate variability
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/72—Signal processing specially adapted for physiological signals or for diagnostic purposes
    • A61B5/7235—Details of waveform analysis
    • A61B5/7239—Details of waveform analysis using differentiation including higher order derivatives
    • 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 for evaluating the cardiovascular system, e.g. pulse, heart rate, blood pressure or blood flow
    • A61B5/0205—Simultaneously evaluating both cardiovascular conditions and different types of body conditions, e.g. heart and respiratory condition
    • 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 for evaluating the cardiovascular system, e.g. pulse, heart rate, blood pressure or blood flow
    • A61B5/024—Measuring pulse rate or heart rate
    • A61B5/0255—Recording instruments specially adapted therefor
    • 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
    • A61B5/25—Bioelectric electrodes therefor
    • A61B5/279—Bioelectric electrodes therefor specially adapted for particular uses
    • A61B5/28—Bioelectric electrodes therefor specially adapted for particular uses for electrocardiography [ECG]
    • A61B5/283—Invasive
    • A61B5/287—Holders for multiple electrodes, e.g. electrode catheters for electrophysiological study [EPS]
    • 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]
    • A61B5/339—Displays specially adapted therefor
    • A61B5/341—Vectorcardiography [VCG]
    • 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]
    • A61B5/346—Analysis of electrocardiograms
    • A61B5/349—Detecting specific parameters of the electrocardiograph cycle
    • A61B5/361—Detecting fibrillation
    • 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]
    • A61B5/346—Analysis of electrocardiograms
    • A61B5/349—Detecting specific parameters of the electrocardiograph cycle
    • A61B5/363—Detecting tachycardia or bradycardia
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/72—Signal processing specially adapted for physiological signals or for diagnostic purposes
    • A61B5/7203—Signal processing specially adapted for physiological signals or for diagnostic purposes for noise prevention, reduction or removal
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/72—Signal processing specially adapted for physiological signals or for diagnostic purposes
    • A61B5/7203—Signal processing specially adapted for physiological signals or for diagnostic purposes for noise prevention, reduction or removal
    • A61B5/7217—Signal processing specially adapted for physiological signals or for diagnostic purposes for noise prevention, reduction or removal of noise originating from a therapeutic or surgical apparatus, e.g. from a pacemaker
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/72—Signal processing specially adapted for physiological signals or for diagnostic purposes
    • A61B5/7235—Details of waveform analysis
    • A61B5/7246—Details of waveform analysis using correlation, e.g. template matching or determination of similarity
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/72—Signal processing specially adapted for physiological signals or for diagnostic purposes
    • A61B5/7271—Specific aspects of physiological measurement analysis
    • A61B5/7278—Artificial waveform generation or derivation, e.g. synthesizing signals from measured signals
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/74—Details of notification to user or communication with user or patient; User input means
    • A61B5/742—Details of notification to user or communication with user or patient; User input means using visual displays
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B2562/00—Details of sensors; Constructional details of sensor housings or probes; Accessories for sensors
    • A61B2562/04—Arrangements of multiple sensors of the same type
    • A61B2562/046—Arrangements of multiple sensors of the same type in a matrix array

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Cardiology (AREA)
  • Engineering & Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • Biophysics (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • Physics & Mathematics (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Pathology (AREA)
  • Physiology (AREA)
  • Signal Processing (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Psychiatry (AREA)
  • Artificial Intelligence (AREA)
  • Pulmonology (AREA)
  • Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
  • Electrotherapy Devices (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
CA2903109A 2013-03-15 2014-03-14 System and method for reconstructing cardiac activation information Abandoned CA2903109A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US13/840,334 2013-03-15
US13/840,334 US9050006B2 (en) 2011-05-02 2013-03-15 System and method for reconstructing cardiac activation information
PCT/US2014/029616 WO2014144983A2 (en) 2011-05-02 2014-03-14 System and method for reconstructing cardiac activation information

Publications (1)

Publication Number Publication Date
CA2903109A1 true CA2903109A1 (en) 2014-09-18

Family

ID=53836261

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2903109A Abandoned CA2903109A1 (en) 2013-03-15 2014-03-14 System and method for reconstructing cardiac activation information

Country Status (9)

Country Link
EP (1) EP2967399A4 (enExample)
JP (1) JP6386024B2 (enExample)
KR (1) KR20150141965A (enExample)
CN (1) CN105142509B (enExample)
AU (1) AU2014233461A1 (enExample)
BR (1) BR112015022401A2 (enExample)
CA (1) CA2903109A1 (enExample)
MX (1) MX2015011697A (enExample)
RU (1) RU2015141382A (enExample)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108601941B (zh) * 2016-02-12 2021-12-28 心脏起搏器股份公司 触发对生理状况起始的存储
JP6700421B2 (ja) * 2016-05-18 2020-05-27 トペラ インコーポレイテッド 生体リズム障害に関連付けられた遠隔ソースを識別するためのシステム及び方法
US11058342B2 (en) * 2016-08-11 2021-07-13 Biosense Webster (Israel) Ltd. Classifying ECG signals
US10383534B2 (en) * 2016-08-11 2019-08-20 Biosense Webster (Israel) Ltd. Annotation of a wavefront
GB2573109B (en) * 2018-04-23 2022-09-14 Barts Health Nhs Trust Methods and systems useful in mapping heart rhythm abnormalities
CN109512424B (zh) * 2018-11-16 2021-07-13 福州大学 一种高密度或多通道肌电信号的肌肉激活起点检测方法
EP4041066A4 (en) * 2019-10-09 2023-10-11 University of Washington Reference canceling systems, devices, and methods for determining tissue characteristics in vitro
CN118845026B (zh) * 2023-04-28 2025-09-05 合源医疗器械(上海)有限公司 植入性医疗器械

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5433198A (en) * 1993-03-11 1995-07-18 Desai; Jawahar M. Apparatus and method for cardiac ablation
US7328063B2 (en) * 2004-11-30 2008-02-05 Cardiac Pacemakers, Inc. Method and apparatus for arrhythmia classification using atrial signal mapping
CN102917638B (zh) * 2010-04-08 2015-11-25 加利福尼亚大学董事会 用于检测、诊断和治疗生物节律紊乱的方法、系统和设备
US8165666B1 (en) * 2011-05-02 2012-04-24 Topera, Inc. System and method for reconstructing cardiac activation information

Also Published As

Publication number Publication date
AU2014233461A1 (en) 2015-08-13
CN105142509B (zh) 2018-05-11
EP2967399A2 (en) 2016-01-20
CN105142509A (zh) 2015-12-09
JP6386024B2 (ja) 2018-09-05
BR112015022401A2 (pt) 2017-07-18
KR20150141965A (ko) 2015-12-21
RU2015141382A (ru) 2017-04-21
JP2016518166A (ja) 2016-06-23
EP2967399A4 (en) 2016-11-23
MX2015011697A (es) 2016-07-14

Similar Documents

Publication Publication Date Title
US9913615B2 (en) System and method for reconstructing cardiac activation information
US8165666B1 (en) System and method for reconstructing cardiac activation information
US10271786B2 (en) System and method for reconstructing cardiac activation information
AU2014233461A1 (en) System and method for reconstructing cardiac activation information
WO2011127211A2 (en) Methods, system and apparatus for the detection, diagnosis and treatment of biological rhythm disorders
EP3185768A1 (en) System and method for reconstructing cardiac activation information

Legal Events

Date Code Title Description
FZDE Discontinued

Effective date: 20200831