IT972231B - BLOOD PRESSURE TRANSDUCER - Google Patents

BLOOD PRESSURE TRANSDUCER

Info

Publication number
IT972231B
IT972231B IT2648572A IT2648572A IT972231B IT 972231 B IT972231 B IT 972231B IT 2648572 A IT2648572 A IT 2648572A IT 2648572 A IT2648572 A IT 2648572A IT 972231 B IT972231 B IT 972231B
Authority
IT
Italy
Prior art keywords
blood pressure
pressure transducer
transducer
blood
pressure
Prior art date
Application number
IT2648572A
Other languages
Italian (it)
Original Assignee
Millar Instruments
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 filed Critical Millar Instruments
Application granted granted Critical
Publication of IT972231B publication Critical patent/IT972231B/en

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
    • 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)
  • Biomedical Technology (AREA)
  • Molecular Biology (AREA)
  • Vascular Medicine (AREA)
  • Biophysics (AREA)
  • Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Physiology (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)
  • Measuring Fluid Pressure (AREA)
  • Measuring And Recording Apparatus For Diagnosis (AREA)
IT2648572A 1971-07-01 1972-06-30 BLOOD PRESSURE TRANSDUCER IT972231B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US15888471A 1971-07-01 1971-07-01

Publications (1)

Publication Number Publication Date
IT972231B true IT972231B (en) 1974-05-20

Family

ID=22570137

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2648572A IT972231B (en) 1971-07-01 1972-06-30 BLOOD PRESSURE TRANSDUCER

Country Status (6)

Country Link
JP (1) JPS522636B1 (en)
DE (1) DE2231491C3 (en)
FR (1) FR2144399A5 (en)
GB (1) GB1344758A (en)
IT (1) IT972231B (en)
NL (1) NL155364B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5918051B2 (en) * 1976-02-29 1984-04-25 三菱油化株式会社 catheter
IT1153144B (en) * 1982-07-30 1987-01-14 Cise Spa PERFECTED TRANSDUCER FOR MEASURING THE PRESSURE OF A FLUID, IN PARTICULAR AN AGGRESSIVE AND HIGH TEMPERATURE FLUID
GB2154323B (en) * 1984-02-14 1987-02-18 Plessey Co Plc Pressure sensor
DD260863A1 (en) * 1987-06-29 1988-10-12 Messgeraetewerk Zwonitz Veb K PRESSURE TRANSDUCER
DE50107545D1 (en) 2000-07-22 2006-02-09 Biotronik Mess & Therapieg Implantable measuring device, in particular pressure measuring device for determining the intracardiac or intraluminal blood pressure
US7536919B2 (en) 2003-12-05 2009-05-26 The Commonwealth Of Australia - Department Of Defence Strain gauge
JP6213527B2 (en) * 2015-06-30 2017-10-18 株式会社デンソー Pressure sensor

Also Published As

Publication number Publication date
DE2231491C3 (en) 1980-03-20
FR2144399A5 (en) 1973-02-09
NL155364B (en) 1977-12-15
NL7208976A (en) 1973-01-03
GB1344758A (en) 1974-01-23
DE2231491A1 (en) 1973-01-11
DE2231491B2 (en) 1979-07-19
JPS522636B1 (en) 1977-01-22

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