IL263689A - A method for detecting blockage in a vessel with liquid flow - Google Patents

A method for detecting blockage in a vessel with liquid flow

Info

Publication number
IL263689A
IL263689A IL263689A IL26368918A IL263689A IL 263689 A IL263689 A IL 263689A IL 263689 A IL263689 A IL 263689A IL 26368918 A IL26368918 A IL 26368918A IL 263689 A IL263689 A IL 263689A
Authority
IL
Israel
Prior art keywords
fluid flow
flow vessel
detecting blockage
blockage
detecting
Prior art date
Application number
IL263689A
Other languages
English (en)
Hebrew (he)
Original Assignee
Cvr Global Inc
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 Cvr Global Inc filed Critical Cvr Global Inc
Publication of IL263689A publication Critical patent/IL263689A/en

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/02—Detecting, measuring or recording for evaluating the cardiovascular system, e.g. pulse, heart rate, blood pressure or blood flow
    • A61B5/026—Measuring blood flow
    • A61B5/0285—Measuring or recording phase velocity of blood waves
    • 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
    • A61B5/02007—Evaluating blood vessel condition, e.g. elasticity, compliance
    • 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
    • A61B5/6801—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be attached to or worn on the body surface
    • A61B5/6813—Specially adapted to be attached to a specific body part
    • A61B5/6822—Neck
    • 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
    • A61B5/7221—Determining signal validity, reliability or quality
    • 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
    • A61B5/7253—Details of waveform analysis characterised by using transforms
    • A61B5/726—Details of waveform analysis characterised by using transforms using Wavelet transforms
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B7/00—Instruments for auscultation
    • A61B7/02—Stethoscopes
    • A61B7/04—Electric stethoscopes
    • 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
    • A61B2560/00—Constructional details of operational features of apparatus; Accessories for medical measuring apparatus
    • A61B2560/02—Operational features
    • A61B2560/0266—Operational features for monitoring or limiting apparatus function
    • A61B2560/0276—Determining malfunction
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B2560/00—Constructional details of operational features of apparatus; Accessories for medical measuring apparatus
    • A61B2560/04—Constructional details of apparatus
    • A61B2560/0406—Constructional details of apparatus specially shaped apparatus housings
    • A61B2560/0425—Ergonomically shaped housings
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B2560/00—Constructional details of operational features of apparatus; Accessories for medical measuring apparatus
    • A61B2560/04—Constructional details of apparatus
    • A61B2560/0431—Portable apparatus, e.g. comprising a handle or case
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B2560/00—Constructional details of operational features of apparatus; Accessories for medical measuring apparatus
    • A61B2560/04—Constructional details of apparatus
    • A61B2560/0462—Apparatus with built-in sensors
    • 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
    • A61B2562/0204—Acoustic sensors
    • 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
    • A61B2562/16—Details of sensor housings or probes; Details of structural supports for sensors
    • A61B2562/166—Details of sensor housings or probes; Details of structural supports for sensors the sensor is mounted on a specially adapted printed circuit board
    • 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
    • A61B5/6801—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be attached to or worn on the body surface
    • A61B5/684—Indicating the position of the sensor on the body
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/68—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient
    • A61B5/6801—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be attached to or worn on the body surface
    • A61B5/6843—Monitoring or controlling sensor contact pressure
    • 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
    • A61B5/6801—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be attached to or worn on the body surface
    • A61B5/6844—Monitoring or controlling distance between sensor and tissue
    • 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
    • A61B5/7235—Details of waveform analysis
    • A61B5/7253—Details of waveform analysis characterised by using transforms
    • A61B5/7257—Details of waveform analysis characterised by using transforms using Fourier transforms
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R29/00—Monitoring arrangements; Testing arrangements

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Surgery (AREA)
  • Public Health (AREA)
  • General Health & Medical Sciences (AREA)
  • Veterinary Medicine (AREA)
  • Animal Behavior & Ethology (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Pathology (AREA)
  • Biophysics (AREA)
  • Physiology (AREA)
  • Hematology (AREA)
  • Acoustics & Sound (AREA)
  • Cardiology (AREA)
  • Artificial Intelligence (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Psychiatry (AREA)
  • Signal Processing (AREA)
  • Radiology & Medical Imaging (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Vascular Medicine (AREA)
  • Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
IL263689A 2016-06-15 2018-12-13 A method for detecting blockage in a vessel with liquid flow IL263689A (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201662350268P 2016-06-15 2016-06-15
US201662350576P 2016-06-15 2016-06-15
US201662350617P 2016-06-15 2016-06-15
US201662350614P 2016-06-15 2016-06-15
PCT/US2017/037805 WO2017218857A1 (en) 2016-06-15 2017-06-15 Method for detecting blockage in a fluid flow vessel

Publications (1)

Publication Number Publication Date
IL263689A true IL263689A (en) 2019-01-31

Family

ID=60663544

Family Applications (1)

Application Number Title Priority Date Filing Date
IL263689A IL263689A (en) 2016-06-15 2018-12-13 A method for detecting blockage in a vessel with liquid flow

Country Status (10)

Country Link
US (2) US11452460B2 (https=)
EP (1) EP3471606A4 (https=)
JP (1) JP2019521756A (https=)
CN (1) CN109475310A (https=)
AU (1) AU2017285321A1 (https=)
BR (1) BR112018076293A2 (https=)
CA (1) CA3027339A1 (https=)
IL (1) IL263689A (https=)
MX (1) MX2018015751A (https=)
WO (1) WO2017218857A1 (https=)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
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WO2016205365A1 (en) * 2015-06-15 2016-12-22 Cvr Global, Inc. Non-invasive method for measuring sound frequencies created by vortices in a carotid artery
CN111107789B (zh) * 2017-09-20 2022-05-27 心脏起搏器股份公司 用于心音检测的设备和方法
US20190117165A1 (en) * 2017-10-20 2019-04-25 Jikang ZENG Coronary artery disease detection signal processing system and method
JP7199074B2 (ja) * 2018-02-28 2023-01-05 学校法人東京理科大学 生体音検出装置、生体音検出方法、生体音検出プログラムおよび記録媒体
EP3677175A1 (en) * 2019-01-07 2020-07-08 Nokia Technologies Oy Artery sensing
US11412898B2 (en) * 2019-02-18 2022-08-16 Israel Menashko Personal hygiene device
US12083290B2 (en) * 2019-04-08 2024-09-10 Becton, Dickinson And Company Catheter assembly clamp having an acoustic sensor
EP3969892A1 (en) * 2019-05-14 2022-03-23 MSA Technology, LLC Detection of blockage in a porous member using pressure waves
JP7364389B2 (ja) * 2019-08-08 2023-10-18 フクダ電子株式会社 生体情報計測装置
CN110720898B (zh) * 2019-10-14 2020-08-25 浙江大学 一种基于听诊声学信号music功率谱特征的动静脉血管通路狭窄检测系统
WO2021131585A1 (ja) * 2019-12-27 2021-07-01 テルモ株式会社 音検出システム及び情報処理装置
AU2021269362A1 (en) * 2020-12-18 2022-07-07 The Boeing Company Systems and methods for real-time network traffic analysis
CN112971840A (zh) * 2021-02-05 2021-06-18 复旦大学附属中山医院 一种动脉搏动声波掌式分析仪
CN113012816B (zh) * 2021-04-12 2023-09-01 东北大学 脑分区风险预测方法及装置、电子设备和存储介质
EP4382050A1 (en) * 2022-12-08 2024-06-12 Decentralized Biotechnology Intelligence Co., Ltd. Wearable stethoscope

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US5494043A (en) * 1993-05-04 1996-02-27 Vital Insite, Inc. Arterial sensor
US6371924B1 (en) 1998-11-09 2002-04-16 Medacoustics, Inc. Acoustic window identification
US7527597B2 (en) * 2001-01-16 2009-05-05 Biomedical Acoustic Research Corporation Acoustic detection of vascular conditions
JP2002291709A (ja) * 2001-03-30 2002-10-08 Nippon Colin Co Ltd 圧脈波検出装置
ES2832803T3 (es) * 2003-12-05 2021-06-11 3M Innovative Properties Co Método y aparato para la evaluación objetiva del rendimiento acústico de un dispositivo intrauricular
EP1722686A4 (en) 2004-02-10 2009-07-22 Cardiovascular Resonances Llc METHODS, SYSTEMS AND COMPUTER PROGRAM PRODUCTS FOR ANALYZING CARDIOVASCULAR SOUNDS USING OWN FUNCTIONS
US20080039733A1 (en) * 2006-08-08 2008-02-14 Kamil Unver Systems and methods for calibration of heart sounds
US8280469B2 (en) * 2007-03-09 2012-10-02 Nellcor Puritan Bennett Llc Method for detection of aberrant tissue spectra
WO2011114669A1 (ja) 2010-03-18 2011-09-22 パナソニック株式会社 生体音検査装置
US9101274B2 (en) 2010-06-24 2015-08-11 Cvr Global, Inc. Sensor, sensor pad and sensor array for detecting infrasonic acoustic signals
US11413653B2 (en) * 2010-06-24 2022-08-16 Cvr Global, Inc. Sensor, sensor pad and sensor array for detecting infrasonic acoustic signals
US9955937B2 (en) 2012-09-20 2018-05-01 Masimo Corporation Acoustic patient sensor coupler
WO2015011525A1 (en) * 2013-07-23 2015-01-29 Advanced Bionics Ag System for detecting microphone degradation comprising signal classification means and a method for its use
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CN107920744A (zh) * 2015-06-15 2018-04-17 Cvr 环球股份有限公司 用于感测颈动脉狭窄的支架

Also Published As

Publication number Publication date
CN109475310A (zh) 2019-03-15
US20190125196A1 (en) 2019-05-02
US11452460B2 (en) 2022-09-27
CA3027339A1 (en) 2017-12-21
US20230016673A1 (en) 2023-01-19
WO2017218857A1 (en) 2017-12-21
AU2017285321A1 (en) 2019-01-17
JP2019521756A (ja) 2019-08-08
EP3471606A4 (en) 2020-02-19
MX2018015751A (es) 2019-08-05
EP3471606A1 (en) 2019-04-24
BR112018076293A2 (pt) 2019-03-26

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