AU465144B2 - Pressure transducers - Google Patents

Pressure transducers

Info

Publication number
AU465144B2
AU465144B2 AU53938/73A AU5393873A AU465144B2 AU 465144 B2 AU465144 B2 AU 465144B2 AU 53938/73 A AU53938/73 A AU 53938/73A AU 5393873 A AU5393873 A AU 5393873A AU 465144 B2 AU465144 B2 AU 465144B2
Authority
AU
Australia
Prior art keywords
pressure transducers
transducers
pressure
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
AU53938/73A
Other versions
AU5393873A (en
Inventor
Drummond Millar Huntly
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.)
Millar Instruments Inc
Original Assignee
Millar Instruments 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 Millar Instruments Inc filed Critical Millar Instruments Inc
Priority to AU53938/73A priority Critical patent/AU465144B2/en
Publication of AU5393873A publication Critical patent/AU5393873A/en
Application granted granted Critical
Publication of AU465144B2 publication Critical patent/AU465144B2/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L9/00—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means
    • G01L9/0041—Transmitting or indicating the displacement of flexible diaphragms
    • G01L9/0051—Transmitting or indicating the displacement of flexible diaphragms using variations in ohmic resistance
    • G01L9/0052—Transmitting or indicating the displacement of flexible diaphragms using variations in ohmic resistance of piezoresistive elements
    • 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
    • A61B5/0215—Measuring pressure in heart or blood vessels by means inserted into the body
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L19/00—Details of, or accessories for, apparatus for measuring steady or quasi-steady pressure of a fluent medium insofar as such details or accessories are not special to particular types of pressure gauges
    • G01L19/0007—Fluidic connecting means
    • G01L19/003—Fluidic connecting means using a detachable interface or adapter between the process medium and the pressure gauge
    • 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

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Cardiology (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Molecular Biology (AREA)
  • Pathology (AREA)
  • Physiology (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Biophysics (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Vascular Medicine (AREA)
AU53938/73A 1973-03-29 1973-03-29 Pressure transducers Expired AU465144B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU53938/73A AU465144B2 (en) 1973-03-29 1973-03-29 Pressure transducers

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AU53938/73A AU465144B2 (en) 1973-03-29 1973-03-29 Pressure transducers

Publications (2)

Publication Number Publication Date
AU5393873A AU5393873A (en) 1974-10-03
AU465144B2 true AU465144B2 (en) 1975-08-28

Family

ID=3739923

Family Applications (1)

Application Number Title Priority Date Filing Date
AU53938/73A Expired AU465144B2 (en) 1973-03-29 1973-03-29 Pressure transducers

Country Status (1)

Country Link
AU (1) AU465144B2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0238846A2 (en) * 1986-03-24 1987-09-30 Motorola, Inc. Axial pressure sensor

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0238846A2 (en) * 1986-03-24 1987-09-30 Motorola, Inc. Axial pressure sensor
EP0238846A3 (en) * 1986-03-24 1989-06-14 Motorola, Inc. Axial pressure sensor

Also Published As

Publication number Publication date
AU5393873A (en) 1974-10-03

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