FR2669819B1 - Systeme de tonometrie pour la determination de pression sanguine. - Google Patents

Systeme de tonometrie pour la determination de pression sanguine.

Info

Publication number
FR2669819B1
FR2669819B1 FR9114719A FR9114719A FR2669819B1 FR 2669819 B1 FR2669819 B1 FR 2669819B1 FR 9114719 A FR9114719 A FR 9114719A FR 9114719 A FR9114719 A FR 9114719A FR 2669819 B1 FR2669819 B1 FR 2669819B1
Authority
FR
France
Prior art keywords
blood pressure
determining blood
tonometry system
tonometry
determining
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.)
Expired - Fee Related
Application number
FR9114719A
Other languages
English (en)
Other versions
FR2669819A1 (fr
Inventor
Robert D Butterfield
Kenneth J Pytel
Charles R Holdaway
Stephen A Martin
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.)
Ivac Medical Systems Inc
Original Assignee
Ivac Medical Systems 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 Ivac Medical Systems Inc filed Critical Ivac Medical Systems Inc
Publication of FR2669819A1 publication Critical patent/FR2669819A1/fr
Application granted granted Critical
Publication of FR2669819B1 publication Critical patent/FR2669819B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • A61B5/02—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
    • 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
    • A61B5/02422—Detecting, measuring or recording pulse rate or heart rate using photoplethysmograph signals, e.g. generated by infrared radiation within occluders
    • 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
    • A61B2560/0242—Operational features adapted to measure environmental factors, e.g. temperature, pollution
    • A61B2560/0247—Operational features adapted to measure environmental factors, e.g. temperature, pollution for compensation or correction of the measured physiological value
    • A61B2560/0252—Operational features adapted to measure environmental factors, e.g. temperature, pollution for compensation or correction of the measured physiological value using ambient temperature
    • 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
    • A61B2562/0247—Pressure 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
    • A61B2562/04—Arrangements of multiple sensors of the same type
    • A61B2562/043—Arrangements of multiple sensors of the same type in a linear array
    • 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

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Cardiology (AREA)
  • Biomedical Technology (AREA)
  • Medical Informatics (AREA)
  • Physics & Mathematics (AREA)
  • Vascular Medicine (AREA)
  • Biophysics (AREA)
  • Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • Veterinary Medicine (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Physiology (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Dentistry (AREA)
  • Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
  • Measuring Fluid Pressure (AREA)
FR9114719A 1990-11-30 1991-11-28 Systeme de tonometrie pour la determination de pression sanguine. Expired - Fee Related FR2669819B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/621,165 US5158091A (en) 1990-11-30 1990-11-30 Tonometry system for determining blood pressure

Publications (2)

Publication Number Publication Date
FR2669819A1 FR2669819A1 (fr) 1992-06-05
FR2669819B1 true FR2669819B1 (fr) 1998-05-07

Family

ID=24489012

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9114719A Expired - Fee Related FR2669819B1 (fr) 1990-11-30 1991-11-28 Systeme de tonometrie pour la determination de pression sanguine.

Country Status (7)

Country Link
US (2) US5158091A (fr)
JP (2) JPH06292659A (fr)
CA (1) CA2055850C (fr)
DE (1) DE4139171A1 (fr)
ES (1) ES2081733B1 (fr)
FR (1) FR2669819B1 (fr)
GB (1) GB2250816B (fr)

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Also Published As

Publication number Publication date
US5284150A (en) 1994-02-08
DE4139171A1 (de) 1992-06-04
US5158091A (en) 1992-10-27
CA2055850C (fr) 2001-08-14
GB9125385D0 (en) 1992-01-29
ES2081733R (fr) 1996-04-16
CA2055850A1 (fr) 1992-05-31
JP2002330931A (ja) 2002-11-19
JPH06292659A (ja) 1994-10-21
GB2250816B (en) 1994-09-14
FR2669819A1 (fr) 1992-06-05
GB2250816A (en) 1992-06-17
ES2081733B1 (es) 1996-11-16
ES2081733A2 (es) 1996-03-01

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