DE3240191C2 - - Google Patents

Info

Publication number
DE3240191C2
DE3240191C2 DE3240191A DE3240191A DE3240191C2 DE 3240191 C2 DE3240191 C2 DE 3240191C2 DE 3240191 A DE3240191 A DE 3240191A DE 3240191 A DE3240191 A DE 3240191A DE 3240191 C2 DE3240191 C2 DE 3240191C2
Authority
DE
Germany
Prior art keywords
container
liquid
measuring
measuring system
measured
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 - Lifetime
Application number
DE3240191A
Other languages
German (de)
English (en)
Other versions
DE3240191A1 (de
Inventor
John H. La Jolla Calif. Us Parrish
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.)
CR Bard Inc
Original Assignee
CR Bard 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 CR Bard Inc filed Critical CR Bard Inc
Publication of DE3240191A1 publication Critical patent/DE3240191A1/de
Application granted granted Critical
Publication of DE3240191C2 publication Critical patent/DE3240191C2/de
Granted 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
    • A61B5/20—Measuring for diagnostic purposes; Identification of persons for measuring urological functions restricted to the evaluation of the urinary system
    • A61B5/201—Assessing renal or kidney functions
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/20—Measuring for diagnostic purposes; Identification of persons for measuring urological functions restricted to the evaluation of the urinary system
    • A61B5/207—Sensing devices adapted to collect urine
    • A61B5/208—Sensing devices adapted to collect urine adapted to determine urine quantity, e.g. flow, volume
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
    • G01F23/22—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
    • G01F23/28—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring the variations of parameters of electromagnetic or acoustic waves applied directly to the liquid or fluent solid material
    • G01F23/296—Acoustic waves
    • G01F23/2962—Measuring transit time of reflected waves

Landscapes

  • Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • Veterinary Medicine (AREA)
  • Public Health (AREA)
  • Physiology (AREA)
  • Urology & Nephrology (AREA)
  • Animal Behavior & Ethology (AREA)
  • Biophysics (AREA)
  • Pathology (AREA)
  • Surgery (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Acoustics & Sound (AREA)
  • Electromagnetism (AREA)
  • Fluid Mechanics (AREA)
  • Thermal Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
  • Measuring And Recording Apparatus For Diagnosis (AREA)
  • Investigating Or Analysing Biological Materials (AREA)
  • Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
DE19823240191 1981-11-03 1982-10-29 Fluessigkeitsmesssystem fuer medizinische zwecke Granted DE3240191A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/317,611 US4448207A (en) 1981-11-03 1981-11-03 Medical fluid measuring system

Publications (2)

Publication Number Publication Date
DE3240191A1 DE3240191A1 (de) 1983-07-07
DE3240191C2 true DE3240191C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1993-07-01

Family

ID=23234467

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19823240191 Granted DE3240191A1 (de) 1981-11-03 1982-10-29 Fluessigkeitsmesssystem fuer medizinische zwecke

Country Status (5)

Country Link
US (1) US4448207A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JPS58130026A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CA (1) CA1188786A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE3240191A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB2109934B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19635012A1 (de) * 1995-12-22 1997-06-26 Deutsche Forsch Luft Raumfahrt Vorrichtung und Verfahren zur Volumenbestimmung von Flüssigkeiten

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US4664124A (en) * 1984-12-20 1987-05-12 The Kendall Company Biological fluid specific gravity monitor with ultrasonic sensor circuit
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US4972844A (en) * 1985-05-06 1990-11-27 The Kendall Company Sampling chamber assembly for in-line measurements of fluid within a collection system
US4834104A (en) * 1985-08-01 1989-05-30 C. R. Bard, Inc. Method and apparatus for measuring specific gravity of a flowing liquid
US4745929A (en) * 1985-12-27 1988-05-24 The Kendall Company Liquid drainage system with light emitters and detectors
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US4938066A (en) * 1988-01-29 1990-07-03 Xecutek Corporation Ultrasonic apparatus for measuring the speed of sound in a gaseous medium
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19635012A1 (de) * 1995-12-22 1997-06-26 Deutsche Forsch Luft Raumfahrt Vorrichtung und Verfahren zur Volumenbestimmung von Flüssigkeiten
DE19635012C2 (de) * 1995-12-22 1999-02-04 Deutsch Zentr Luft & Raumfahrt Vorrichtung und Verfahren zur Volumenbestimmung von Flüssigkeiten

Also Published As

Publication number Publication date
DE3240191A1 (de) 1983-07-07
JPS58130026A (ja) 1983-08-03
CA1188786A (en) 1985-06-11
GB2109934A (en) 1983-06-08
US4448207A (en) 1984-05-15
JPH0326044B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1991-04-09
GB2109934B (en) 1985-12-04

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