GB1340542A - Apparatus for measuring the urea between a fluctuating signal and an inclined baseline - Google Patents

Apparatus for measuring the urea between a fluctuating signal and an inclined baseline

Info

Publication number
GB1340542A
GB1340542A GB3057371A GB1340542DA GB1340542A GB 1340542 A GB1340542 A GB 1340542A GB 3057371 A GB3057371 A GB 3057371A GB 1340542D A GB1340542D A GB 1340542DA GB 1340542 A GB1340542 A GB 1340542A
Authority
GB
United Kingdom
Prior art keywords
area
baseline
measuring
integrator
waveform
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
GB3057371A
Other languages
English (en)
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.)
Thales Optronics Ltd
Original Assignee
Thales Optronics Ltd
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 Thales Optronics Ltd filed Critical Thales Optronics Ltd
Publication of GB1340542A publication Critical patent/GB1340542A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06G—ANALOGUE COMPUTERS
    • G06G7/00—Devices in which the computing operation is performed by varying electric or magnetic quantities
    • G06G7/12—Arrangements for performing computing operations, e.g. operational amplifiers specially adapted therefor
    • G06G7/18—Arrangements for performing computing operations, e.g. operational amplifiers specially adapted therefor for integration or differentiation; for forming integrals
    • 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

Landscapes

  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Theoretical Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Biophysics (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Hematology (AREA)
  • Cardiology (AREA)
  • Physiology (AREA)
  • Computer Hardware Design (AREA)
  • Software Systems (AREA)
  • Pathology (AREA)
  • Biomedical Technology (AREA)
  • General Physics & Mathematics (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
GB3057371A 1971-06-30 1971-06-30 Apparatus for measuring the urea between a fluctuating signal and an inclined baseline Expired GB1340542A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3057371 1971-06-30

Publications (1)

Publication Number Publication Date
GB1340542A true GB1340542A (en) 1973-12-12

Family

ID=10309762

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3057371A Expired GB1340542A (en) 1971-06-30 1971-06-30 Apparatus for measuring the urea between a fluctuating signal and an inclined baseline

Country Status (4)

Country Link
US (1) US3831590A (cg-RX-API-DMAC7.html)
DE (1) DE2223490A1 (cg-RX-API-DMAC7.html)
FR (1) FR2144377A5 (cg-RX-API-DMAC7.html)
GB (1) GB1340542A (cg-RX-API-DMAC7.html)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2406987A1 (fr) * 1977-10-25 1979-05-25 Ivac Corp Perfectionnement a un sphygmomanometre electronique
US4205688A (en) * 1977-05-23 1980-06-03 Doll Research, Inc. Method and apparatus for developing and measuring pulsed blood flow
US4442845A (en) * 1981-11-10 1984-04-17 Stephens Frederick R N Pulse curve analyser

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3965339A (en) * 1975-04-03 1976-06-22 City Of Hope-A National Medical Center Apparatus and method for measuring heart condition
US3985123A (en) * 1975-07-17 1976-10-12 Avco Everett Research Laboratory, Inc. Method and means for monitoring cardiac output
US4289141A (en) * 1976-08-19 1981-09-15 Cormier Cardiac Systems, Inc. Method and apparatus for extracting systolic valvular events from heart sounds
US4203451A (en) * 1978-03-17 1980-05-20 Panico Joseph J Cardiovascular analysis, method and apparatus
US4404974A (en) * 1981-08-07 1983-09-20 Possis Medical, Inc. Method and apparatus for monitoring and displaying heart rate and blood pressure product information
US4649928A (en) * 1985-10-21 1987-03-17 Gms Engineering Corporation Noise-immune blood pressure measurement technique and system
US5183051A (en) * 1991-01-14 1993-02-02 Jonathan Kraidin Means and apparatus for continuously determining cardiac output in a subject
EP0666056B1 (en) 1994-02-07 1999-10-27 Azriel Prof. Perel Method of assessing cardiovascular function
CN114528629B (zh) * 2022-02-21 2024-06-25 北京源清慧虹信息科技有限公司 数据基线的确定方法、装置和计算机设备

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3051165A (en) * 1959-10-14 1962-08-28 Honeywell Regulator Co Apparatus for automatically measuring blood pressure and pulse rate
US3549874A (en) * 1967-03-01 1970-12-22 Dranetz Eng Lab Inc Computer for simultaneous computation of a reference signal and an information signal until reference signal reaches a predetermined value
US3486499A (en) * 1967-03-06 1969-12-30 Statham Instrument Inc Blood pressure apparatus with means for obtaining peak and average voltage measurements of fluctuating voltage waves
US3552381A (en) * 1967-05-23 1971-01-05 Bell Telephone Labor Inc Sphygmomanometric method and apparatus
US3652842A (en) * 1970-02-05 1972-03-28 John Ernest Lewin Area measurement
US3678922A (en) * 1971-01-14 1972-07-25 Univ Temple Dilution method and apparatus for measurement of fluid flow rate

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4205688A (en) * 1977-05-23 1980-06-03 Doll Research, Inc. Method and apparatus for developing and measuring pulsed blood flow
FR2406987A1 (fr) * 1977-10-25 1979-05-25 Ivac Corp Perfectionnement a un sphygmomanometre electronique
US4442845A (en) * 1981-11-10 1984-04-17 Stephens Frederick R N Pulse curve analyser

Also Published As

Publication number Publication date
DE2223490A1 (de) 1973-01-11
FR2144377A5 (cg-RX-API-DMAC7.html) 1973-02-09
US3831590A (en) 1974-08-27

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee