CA3072851A1 - Methods and apparatus to estimate ventricular pressure - Google Patents

Methods and apparatus to estimate ventricular pressure Download PDF

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Publication number
CA3072851A1
CA3072851A1 CA3072851A CA3072851A CA3072851A1 CA 3072851 A1 CA3072851 A1 CA 3072851A1 CA 3072851 A CA3072851 A CA 3072851A CA 3072851 A CA3072851 A CA 3072851A CA 3072851 A1 CA3072851 A1 CA 3072851A1
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CA
Canada
Prior art keywords
pressure
heart
time curve
data
scaling
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.)
Pending
Application number
CA3072851A
Other languages
English (en)
French (fr)
Inventor
Espen Wattenberg Remme
Original Assignee
Cardiaccs AS
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 Cardiaccs AS filed Critical Cardiaccs AS
Publication of CA3072851A1 publication Critical patent/CA3072851A1/en
Pending legal-status Critical Current

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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
    • A61B5/02—Detecting, measuring or recording for evaluating the cardiovascular system, e.g. pulse, heart rate, blood pressure or blood flow
    • A61B5/02028—Determining haemodynamic parameters not otherwise provided for, e.g. cardiac contractility or left ventricular ejection fraction
    • 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
    • A61B5/0002—Remote monitoring of patients using telemetry, e.g. transmission of vital signals via a communication network
    • A61B5/0031—Implanted circuitry
    • 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
    • A61B5/021—Measuring pressure in heart or blood vessels
    • 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
    • A61B5/021—Measuring pressure in heart or blood vessels
    • A61B5/0215—Measuring pressure in heart or blood vessels by means inserted into the body
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/103—Measuring devices for testing the shape, pattern, colour, size or movement of the body or parts thereof, for diagnostic purposes
    • A61B5/11—Measuring movement of the entire body or parts thereof, e.g. head or hand tremor or mobility of a limb
    • A61B5/1107—Measuring contraction of parts of the body, e.g. organ or muscle
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/68—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient
    • A61B5/6846—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be brought in contact with an internal body part, i.e. invasive
    • A61B5/6847—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be brought in contact with an internal body part, i.e. invasive mounted on an invasive device
    • A61B5/686—Permanently implanted devices, e.g. pacemakers, other stimulators, biochips
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/68—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient
    • A61B5/6846—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be brought in contact with an internal body part, i.e. invasive
    • A61B5/6867—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be brought in contact with an internal body part, i.e. invasive specially adapted to be attached or implanted in a specific body part
    • A61B5/6869—Heart
    • 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
    • A61B2562/00—Details of sensors; Constructional details of sensor housings or probes; Accessories for sensors
    • A61B2562/02—Details of sensors specially adapted for in-vivo measurements
    • A61B2562/0219—Inertial sensors, e.g. accelerometers, gyroscopes, tilt switches
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/103—Measuring devices for testing the shape, pattern, colour, size or movement of the body or parts thereof, for diagnostic purposes
    • A61B5/11—Measuring movement of the entire body or parts thereof, e.g. head or hand tremor or mobility of a limb
    • A61B5/1102—Ballistocardiography

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Public Health (AREA)
  • Molecular Biology (AREA)
  • Veterinary Medicine (AREA)
  • General Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Animal Behavior & Ethology (AREA)
  • Biophysics (AREA)
  • Pathology (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Surgery (AREA)
  • Cardiology (AREA)
  • Physiology (AREA)
  • Vascular Medicine (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Dentistry (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Signal Processing (AREA)
  • Artificial Intelligence (AREA)
  • Psychiatry (AREA)
  • Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
CA3072851A 2017-08-17 2018-08-16 Methods and apparatus to estimate ventricular pressure Pending CA3072851A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB1713215.0A GB2565583A (en) 2017-08-17 2017-08-17 Estimating ventricular pressure
GB1713215.0 2017-08-17
PCT/IB2018/056192 WO2019035052A1 (en) 2017-08-17 2018-08-16 METHODS AND APPARATUS FOR ESTIMATING VENTRICULAR PRESSURE

Publications (1)

Publication Number Publication Date
CA3072851A1 true CA3072851A1 (en) 2019-02-21

Family

ID=59996584

Family Applications (1)

Application Number Title Priority Date Filing Date
CA3072851A Pending CA3072851A1 (en) 2017-08-17 2018-08-16 Methods and apparatus to estimate ventricular pressure

Country Status (6)

Country Link
US (1) US11559210B2 (https=)
EP (1) EP3668376B1 (https=)
JP (1) JP2020531109A (https=)
CA (1) CA3072851A1 (https=)
GB (1) GB2565583A (https=)
WO (1) WO2019035052A1 (https=)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB201917582D0 (en) 2019-12-02 2020-01-15 Cardiaccs As Estimating ventricular preload
RU2762165C1 (ru) * 2020-07-13 2021-12-16 Федеральное государственное бюджетное научное учреждение "Томский национальный исследовательский медицинский центр Российской академии наук" (Томский НИМЦ) Способ прямого интраоперационного измерения градиента давления между левым желудочком сердца и аортой
US12343542B2 (en) 2021-03-19 2025-07-01 Medtronic Bakken Research Center B.V. Indirect sensing mechanism for cardiac monitoring
EP4307991A1 (en) * 2021-03-19 2024-01-24 Medtronic Bakken Research Center B.V. Indirect sensing mechanism for cardiac monitoring
JP2023074595A (ja) * 2021-11-18 2023-05-30 拓也 水上 圧波形の標準化処理装置及びそのプログラム
US20230320602A1 (en) * 2022-04-12 2023-10-12 Biointellisense, Inc. Wearable system blood pressure measurements

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6738667B2 (en) * 2000-12-28 2004-05-18 Medtronic, Inc. Implantable medical device for treating cardiac mechanical dysfunction by electrical stimulation
NO20016385L (no) 2001-12-27 2003-06-30 Medinnova Sf System for å overvåke pulsendringer, fortrinnsvis en hjertemuskel
US7513864B2 (en) 2004-07-09 2009-04-07 Kantrowitz Allen B Synchronization system between aortic valve and cardiac assist device
US20080021336A1 (en) 2006-04-24 2008-01-24 Dobak John D Iii Devices and methods for accelerometer-based characterization of cardiac synchrony and dyssynchrony
US7404800B2 (en) 2005-04-13 2008-07-29 Mcintyre Kevin M Hybrid LVEDP monitor
US8406864B2 (en) * 2006-02-07 2013-03-26 Impulse Dynamics Nv Assessing cardiac activity
US7853327B2 (en) 2007-04-17 2010-12-14 Cardiac Pacemakers, Inc. Heart sound tracking system and method
US8282568B2 (en) 2007-04-30 2012-10-09 Bio-Medisinsk Innovasjon As Method for estimating cardiac pumping capacity
US8340750B2 (en) 2007-07-19 2012-12-25 Medtronic, Inc. Mechanical function marker channel for cardiac monitoring and therapy control
WO2012055498A1 (en) * 2010-10-26 2012-05-03 Osio Universitetssykehus Hf Method for myocardial segment work analysis
US8961185B2 (en) * 2011-08-19 2015-02-24 Pulson, Inc. System and method for reliably coordinating musculoskeletal and cardiovascular hemodynamics
EP2561811A1 (de) 2011-08-23 2013-02-27 BIOTRONIK SE & Co. KG Vergleich der rechts- und linksventrikulären Kontraktion mittels Akzelerometer in einer herznahen Arterie
WO2013121431A1 (en) 2012-02-16 2013-08-22 D.H.S Medical Ltd. Systems and methods for monitoring heart performance
WO2017100185A1 (en) * 2015-12-07 2017-06-15 Medici Technologies, LLC Observational heart failure monitoring system

Also Published As

Publication number Publication date
US20200288990A1 (en) 2020-09-17
JP2020531109A (ja) 2020-11-05
US11559210B2 (en) 2023-01-24
EP3668376A1 (en) 2020-06-24
GB201713215D0 (en) 2017-10-04
WO2019035052A1 (en) 2019-02-21
GB2565583A (en) 2019-02-20
EP3668376B1 (en) 2025-10-08

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