IL141460A0 - Apparatus and method for measuring pulse transit time - Google Patents

Apparatus and method for measuring pulse transit time

Info

Publication number
IL141460A0
IL141460A0 IL14146099A IL14146099A IL141460A0 IL 141460 A0 IL141460 A0 IL 141460A0 IL 14146099 A IL14146099 A IL 14146099A IL 14146099 A IL14146099 A IL 14146099A IL 141460 A0 IL141460 A0 IL 141460A0
Authority
IL
Israel
Prior art keywords
transit time
pulse transit
measuring pulse
measuring
time
Prior art date
Application number
IL14146099A
Inventor
Martin C Baruch
Charles Adkins
David W Gerdt
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 filed Critical
Publication of IL141460A0 publication Critical patent/IL141460A0/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
    • A61B5/68—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient
    • A61B5/6887—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient mounted on external non-worn devices, e.g. non-medical devices
    • A61B5/6892—Mats
    • 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
    • A61B5/021—Measuring pressure in heart or blood vessels
    • A61B5/02108—Measuring pressure in heart or blood vessels from analysis of pulse wave characteristics
    • A61B5/02125—Measuring pressure in heart or blood vessels from analysis of pulse wave characteristics of pulse wave propagation time
    • 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
    • A61B5/024—Detecting, measuring or recording pulse rate or heart rate
    • A61B5/02416—Detecting, measuring or recording pulse rate or heart rate using photoplethysmograph signals, e.g. generated by infrared radiation
    • 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
    • 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
    • A61B5/72—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
    • 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
    • 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
    • A61B2562/02—Details of sensors specially adapted for in-vivo measurements
    • A61B2562/0261—Strain gauges
    • A61B2562/0266—Optical strain gauges
    • 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
    • A61B2562/168—Fluid filled sensor housings

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Animal Behavior & Ethology (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Cardiology (AREA)
  • Biophysics (AREA)
  • Pathology (AREA)
  • Physiology (AREA)
  • Hematology (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Artificial Intelligence (AREA)
  • Psychiatry (AREA)
  • Signal Processing (AREA)
  • Vascular Medicine (AREA)
  • Acoustics & Sound (AREA)
  • Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
  • Micromachines (AREA)
  • Measuring Fluid Pressure (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
IL14146099A 1998-08-24 1999-08-24 Apparatus and method for measuring pulse transit time IL141460A0 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US9761898P 1998-08-24 1998-08-24
US12633999P 1999-03-26 1999-03-26
PCT/US1999/019258 WO2000010453A1 (en) 1998-08-24 1999-08-24 Apparatus and method for measuring pulse transit time

Publications (1)

Publication Number Publication Date
IL141460A0 true IL141460A0 (en) 2002-03-10

Family

ID=26793478

Family Applications (1)

Application Number Title Priority Date Filing Date
IL14146099A IL141460A0 (en) 1998-08-24 1999-08-24 Apparatus and method for measuring pulse transit time

Country Status (8)

Country Link
EP (2) EP1107691A4 (en)
JP (2) JP2002523122A (en)
KR (1) KR20010074845A (en)
CN (1) CN1325285A (en)
AU (2) AU5582599A (en)
CA (2) CA2341450A1 (en)
IL (1) IL141460A0 (en)
WO (2) WO2000010447A2 (en)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2001054575A1 (en) 2000-01-26 2001-08-02 Vsm Medtech Ltd. Continuous blood pressure monitoring method and apparatus
GB0008883D0 (en) * 2000-04-12 2000-05-31 Univ Ulster Bodily flow measuring system
DE10061189A1 (en) * 2000-12-08 2002-06-27 Ingo Stoermer Method for continuous determination of mean, systolic and diastolic arterial blood pressure by measurement of the pulse transition time using electrodes measuring impedance of separate body regions
US6893401B2 (en) 2001-07-27 2005-05-17 Vsm Medtech Ltd. Continuous non-invasive blood pressure monitoring method and apparatus
ITBO20020564A1 (en) 2002-09-06 2004-03-07 Alfa Wassermann Spa BIFIDOBACTERIA AND PREPARATIONS THAT CONTAIN THEM.
GB2407154B8 (en) * 2003-10-13 2007-02-20 Univ Cranfield Improvements in and relating to fibre optic sensors
JP4714017B2 (en) * 2005-12-22 2011-06-29 日本電信電話株式会社 Biosensor
CN100518634C (en) * 2006-06-05 2009-07-29 中国科学院力学研究所 Device and method for measuring pulse waving speed
JP5175289B2 (en) * 2006-10-05 2013-04-03 デラウェア ステイト ユニバーシティ ファウンデーション，インコーポレイティド Fiber optic acoustic detector
JPWO2008149558A1 (en) * 2007-06-08 2010-08-19 パナソニック株式会社 Device control apparatus and device control method
KR100908997B1 (en) * 2007-09-12 2009-07-22 한국 한의학 연구원 Pulse system using fiber grating sensor
US9408542B1 (en) 2010-07-22 2016-08-09 Masimo Corporation Non-invasive blood pressure measurement system
TWI563969B (en) * 2012-10-24 2017-01-01 財團法人工業技術研究院 Computerized method and device for analyzing physiological signal
CN103584845B (en) * 2013-11-06 2016-07-20 康尚医疗技术（丹阳）有限公司 The measuring method of pulse signal transmission time difference
CN103705224B (en) * 2013-11-06 2016-04-27 康尚医疗技术（丹阳）有限公司 Arteriosclerosis measuring device
US10709383B2 (en) 2015-04-02 2020-07-14 Microsoft Technology Licnesing, Llc Wrist-worn pulse transit time sensor
JP6662167B2 (en) * 2016-04-15 2020-03-11 オムロンヘルスケア株式会社 Pulse wave detection device, biological information measurement device, mounting aid for pulse wave detection device
CN110403580B (en) * 2018-04-28 2023-01-17 深圳市大耳马科技有限公司 Pulse wave conduction parameter measuring method and pulse wave conduction parameter processing equipment
EP3818930A4 (en) * 2018-07-06 2022-04-20 Samsung Electronics Co., Ltd. Biometric information measurement device and method
KR20200005445A (en) * 2018-07-06 2020-01-15 삼성전자주식회사 Apparatus and method for measuring bio-information
DE102019206361A1 (en) * 2019-05-03 2020-11-05 Audi Ag Spectrometry device for the non-invasive measurement of at least one medical characteristic value on a biological tissue
WO2022006634A1 (en) * 2020-07-08 2022-01-13 The University Of Sydney Blood pressure measurement system

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4245648A (en) * 1978-09-20 1981-01-20 Trimmer Gordon A Method and apparatus for measuring blood pressure and pulse rate
US4634858A (en) * 1984-10-17 1987-01-06 Sperry Corporation Variable coupler fiberoptic sensor
US4947859A (en) * 1989-01-25 1990-08-14 Cherne Medical, Inc. Bio-acoustic signal sensing device
US5671191A (en) 1989-07-06 1997-09-23 Sperry Marine Inc. Variable coupler fiber optic sensor hydrophone
US5074309A (en) * 1989-12-04 1991-12-24 Sperry Marine Inc. Device for monitoring cardiovascular signals and fiber optic coupler phonocardio sensor therefor
US5222165A (en) * 1992-05-29 1993-06-22 Bohlinger J Jerry Optical fiber elastomeric switch device
JPH07241288A (en) * 1994-03-04 1995-09-19 Hitachi Ltd Ultrasonic device
US5684460A (en) * 1994-04-22 1997-11-04 The United States Of America As Represented By The Secretary Of The Army Motion and sound monitor and stimulator
JP3318727B2 (en) * 1994-06-06 2002-08-26 日本光電工業株式会社 Pulse wave transit time sphygmomanometer
US5743856A (en) * 1995-11-06 1998-04-28 Colin Corporation Apparatus for measuring pulse-wave propagation velocity

Also Published As

Publication number Publication date
CA2341450A1 (en) 2000-03-02
CN1325285A (en) 2001-12-05
WO2000010447A2 (en) 2000-03-02
JP2002523122A (en) 2002-07-30
AU5582599A (en) 2000-03-14
CA2341416A1 (en) 2000-03-02
EP1116055A2 (en) 2001-07-18
EP1107691A1 (en) 2001-06-20
WO2000010447A3 (en) 2000-12-07
KR20010074845A (en) 2001-08-09
AU5582499A (en) 2000-03-14
AU756142B2 (en) 2003-01-02
WO2000010453A1 (en) 2000-03-02
JP2002523118A (en) 2002-07-30
EP1107691A4 (en) 2005-04-06

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