BR112018076293A2 - método para detectar bloqueio em um vaso de fluxo de fluido - Google Patents

método para detectar bloqueio em um vaso de fluxo de fluido

Info

Publication number
BR112018076293A2
BR112018076293A2 BR112018076293-8A BR112018076293A BR112018076293A2 BR 112018076293 A2 BR112018076293 A2 BR 112018076293A2 BR 112018076293 A BR112018076293 A BR 112018076293A BR 112018076293 A2 BR112018076293 A2 BR 112018076293A2
Authority
BR
Brazil
Prior art keywords
sounds
carotid artery
quality control
sound
sensor
Prior art date
Application number
BR112018076293-8A
Other languages
English (en)
Portuguese (pt)
Inventor
Kline Bret
Bakema Peter
Truong Young
finlayson Richard
Day Orville
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 BR112018076293A2 publication Critical patent/BR112018076293A2/pt

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; DEAF-AID SETS; 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)
  • Public Health (AREA)
  • Medical Informatics (AREA)
  • Veterinary Medicine (AREA)
  • General Health & Medical Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Surgery (AREA)
  • Molecular Biology (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Pathology (AREA)
  • Biophysics (AREA)
  • Physiology (AREA)
  • Hematology (AREA)
  • Cardiology (AREA)
  • Acoustics & Sound (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Artificial Intelligence (AREA)
  • Signal Processing (AREA)
  • Psychiatry (AREA)
  • Vascular Medicine (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Radiology & Medical Imaging (AREA)
  • Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
BR112018076293-8A 2016-06-15 2017-06-15 método para detectar bloqueio em um vaso de fluxo de fluido BR112018076293A2 (pt)

Applications Claiming Priority (9)

Application Number Priority Date Filing Date Title
US201662350576P 2016-06-15 2016-06-15
US201662350617P 2016-06-15 2016-06-15
US201662350268P 2016-06-15 2016-06-15
US201662350614P 2016-06-15 2016-06-15
US62/350,268 2016-06-15
US62/350,614 2016-06-15
US62/350,617 2016-06-15
US62/350,576 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
BR112018076293A2 true BR112018076293A2 (pt) 2019-03-26

Family

ID=60663544

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112018076293-8A BR112018076293A2 (pt) 2016-06-15 2017-06-15 método para detectar bloqueio em um vaso de fluxo de fluido

Country Status (10)

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

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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
EP3684260B1 (en) * 2017-09-20 2023-01-25 Cardiac Pacemakers, Inc. Devices and methods for heart sound detection
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
AU2020275864B2 (en) * 2019-05-14 2024-08-15 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
CN114845641B (zh) * 2019-12-27 2025-08-08 泰尔茂株式会社 声音检测系统及信息处理装置
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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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
US7688983B2 (en) * 2003-12-05 2010-03-30 3M Innovative Properties Company Method and apparatus for objective assessment of in-ear device acoustical performance
WO2005077004A2 (en) 2004-02-10 2005-08-25 Cardiovascular Resonances, Llc Methods, systems, and computer program products for analyzing cardiovascular sounds using eigen functions
US20080039733A1 (en) * 2006-08-08 2008-02-14 Kamil Unver Systems and methods for calibration of heart sounds
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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

Also Published As

Publication number Publication date
US20190125196A1 (en) 2019-05-02
WO2017218857A1 (en) 2017-12-21
US20230016673A1 (en) 2023-01-19
EP3471606A4 (en) 2020-02-19
US11452460B2 (en) 2022-09-27
AU2017285321A1 (en) 2019-01-17
JP2019521756A (ja) 2019-08-08
CA3027339A1 (en) 2017-12-21
CN109475310A (zh) 2019-03-15
MX2018015751A (es) 2019-08-05
IL263689A (en) 2019-01-31
EP3471606A1 (en) 2019-04-24

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B11A Dismissal acc. art.33 of ipl - examination not requested within 36 months of filing
B11Y Definitive dismissal - extension of time limit for request of examination expired [chapter 11.1.1 patent gazette]
B350 Update of information on the portal [chapter 15.35 patent gazette]