AU471144B2 - Method and apparatus for detecting and monitoring venous blood volume changes - Google Patents

Method and apparatus for detecting and monitoring venous blood volume changes

Info

Publication number
AU471144B2
AU471144B2 AU33841/71A AU3384171A AU471144B2 AU 471144 B2 AU471144 B2 AU 471144B2 AU 33841/71 A AU33841/71 A AU 33841/71A AU 3384171 A AU3384171 A AU 3384171A AU 471144 B2 AU471144 B2 AU 471144B2
Authority
AU
Australia
Prior art keywords
detecting
blood volume
venous blood
volume changes
monitoring venous
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
Application number
AU33841/71A
Other versions
AU3384171A (en
Inventor
Brownell Wheeler Hewitt
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.)
Hewitt Brownell Wheeler Codman & Shurtleff Inc
Original Assignee
Hewitt Brownell Wheeler Codman & Shurtleff 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 Hewitt Brownell Wheeler Codman & Shurtleff Inc filed Critical Hewitt Brownell Wheeler Codman & Shurtleff Inc
Publication of AU3384171A publication Critical patent/AU3384171A/en
Application granted granted Critical
Publication of AU471144B2 publication Critical patent/AU471144B2/en
Expired 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
    • A61B5/026—Measuring blood flow
    • A61B5/0295—Measuring blood flow using plethysmography, i.e. measuring the variations in the volume of a body part as modified by the circulation of blood therethrough, e.g. impedance plethysmography
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/05—Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves 
    • A61B5/053—Measuring electrical impedance or conductance of a portion of the body
    • A61B5/0535—Impedance plethysmography

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Physics & Mathematics (AREA)
  • Veterinary Medicine (AREA)
  • Biophysics (AREA)
  • Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Hematology (AREA)
  • Public Health (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Radiology & Medical Imaging (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Cardiology (AREA)
  • Physiology (AREA)
  • Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
  • Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
AU33841/71A 1970-09-24 1971-09-23 Method and apparatus for detecting and monitoring venous blood volume changes Expired AU471144B2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US7522770A 1970-09-24 1970-09-24

Publications (2)

Publication Number Publication Date
AU3384171A AU3384171A (en) 1973-03-29
AU471144B2 true AU471144B2 (en) 1976-04-08

Family

ID=22124371

Family Applications (1)

Application Number Title Priority Date Filing Date
AU33841/71A Expired AU471144B2 (en) 1970-09-24 1971-09-23 Method and apparatus for detecting and monitoring venous blood volume changes

Country Status (6)

Country Link
AU (1) AU471144B2 (en)
CA (1) CA992155A (en)
DE (1) DE2147368B2 (en)
FR (1) FR2106315A5 (en)
GB (1) GB1359531A (en)
SE (1) SE378755B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3835839A (en) * 1972-12-08 1974-09-17 Systron Donner Corp Impedance plethysmograph and flow rate computer adjunct and method for use therewith
RU2127999C1 (en) * 1997-01-24 1999-03-27 Лузянин Андрей Геннадьевич Noninvasive method and device for determining hemodynamic parameters in biological objects
WO2015017420A1 (en) * 2013-07-29 2015-02-05 The Regents Of The University Of Michigan Evaluating cardiovascular health using intravascular volume
CN106377259B (en) * 2016-08-30 2019-05-31 苏州涵轩信息科技有限公司 A kind of blood status detection device and the method for obtaining impedance variations value

Also Published As

Publication number Publication date
AU3384171A (en) 1973-03-29
DE2147368A1 (en) 1972-04-06
SE378755B (en) 1975-09-15
GB1359531A (en) 1974-07-10
DE2147368B2 (en) 1979-09-20
FR2106315A5 (en) 1972-04-28
CA992155A (en) 1976-06-29

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