DE3483660D1 - Fiberoptischer messwandler. - Google Patents

Fiberoptischer messwandler.

Info

Publication number
DE3483660D1
DE3483660D1 DE8484303583T DE3483660T DE3483660D1 DE 3483660 D1 DE3483660 D1 DE 3483660D1 DE 8484303583 T DE8484303583 T DE 8484303583T DE 3483660 T DE3483660 T DE 3483660T DE 3483660 D1 DE3483660 D1 DE 3483660D1
Authority
DE
Germany
Prior art keywords
catheter
bending
produce
optical fibers
light beam
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
DE8484303583T
Other languages
English (en)
Inventor
Wallace L Knute
Wilber H Bailey
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.)
Camino Laboratorties Inc
Original Assignee
Camino Laboratorties 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 Camino Laboratorties Inc filed Critical Camino Laboratorties Inc
Application granted granted Critical
Publication of DE3483660D1 publication Critical patent/DE3483660D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • A61B5/021—Measuring pressure in heart or blood vessels
    • A61B5/0215—Measuring pressure in heart or blood vessels by means inserted into the body
    • A61B5/02154—Measuring pressure in heart or blood vessels by means inserted into the body by optical transmission
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D3/00—Indicating or recording apparatus with provision for the special purposes referred to in the subgroups
    • G01D3/02—Indicating or recording apparatus with provision for the special purposes referred to in the subgroups with provision for altering or correcting the law of variation
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D3/00—Indicating or recording apparatus with provision for the special purposes referred to in the subgroups
    • G01D3/028—Indicating or recording apparatus with provision for the special purposes referred to in the subgroups mitigating undesired influences, e.g. temperature, pressure
    • G01D3/036—Indicating or recording apparatus with provision for the special purposes referred to in the subgroups mitigating undesired influences, e.g. temperature, pressure on measuring arrangements themselves
    • G01D3/0365—Indicating or recording apparatus with provision for the special purposes referred to in the subgroups mitigating undesired influences, e.g. temperature, pressure on measuring arrangements themselves the undesired influence being measured using a separate sensor, which produces an influence related signal
    • 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
    • G01L9/0033—Transmitting or indicating the displacement of bellows by electric, electromechanical, magnetic, or electromagnetic means
    • G01L9/0039—Transmitting or indicating the displacement of bellows by electric, electromechanical, magnetic, or electromagnetic means using photoelectric means

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Cardiology (AREA)
  • Engineering & Computer Science (AREA)
  • Public Health (AREA)
  • Medical Informatics (AREA)
  • Biophysics (AREA)
  • Pathology (AREA)
  • Vascular Medicine (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Physiology (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Electromagnetism (AREA)
  • Veterinary Medicine (AREA)
  • Technology Law (AREA)
  • Measuring Fluid Pressure (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
  • Surface Treatment Of Glass Fibres Or Filaments (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Measuring And Recording Apparatus For Diagnosis (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Paper (AREA)
  • Measuring Temperature Or Quantity Of Heat (AREA)
  • Optical Transform (AREA)
  • Light Guides In General And Applications Therefor (AREA)
  • Glass Compositions (AREA)
  • Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Mechanical Coupling Of Light Guides (AREA)
  • Cable Accessories (AREA)
DE8484303583T 1983-05-25 1984-05-25 Fiberoptischer messwandler. Expired - Lifetime DE3483660D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US49809283A 1983-05-25 1983-05-25

Publications (1)

Publication Number Publication Date
DE3483660D1 true DE3483660D1 (de) 1991-01-10

Family

ID=23979572

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8484303583T Expired - Lifetime DE3483660D1 (de) 1983-05-25 1984-05-25 Fiberoptischer messwandler.

Country Status (8)

Country Link
EP (1) EP0127476B1 (de)
JP (1) JPH0610620B2 (de)
AT (1) ATE58790T1 (de)
AU (1) AU580733B2 (de)
CA (1) CA1237914A (de)
DE (1) DE3483660D1 (de)
ES (1) ES8600913A1 (de)
IL (1) IL71935A (de)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4599901A (en) * 1982-09-30 1986-07-15 University Of California Pressure-sensitive optrode
AU580733B2 (en) * 1983-05-25 1989-02-02 Camino Laboratories, Inc. Fiber-optic transducer apparatus
JPS61231412A (ja) * 1985-04-08 1986-10-15 Sanyo Denki Kk 光フアイバを用いた光電式エンコ−ダ
JPS6247335A (ja) * 1985-08-23 1987-03-02 カミノ　ラボラトリ−ズ　インク カテ−テル装置
GB2193310A (en) * 1986-08-01 1988-02-03 Boc Group Plc Pressure sensor
FR2639238B1 (fr) * 1988-11-21 1991-02-22 Technomed Int Sa Appareil de traitement chirurgical de tissus par hyperthermie, de preference la prostate, comprenant des moyens de protection thermique comprenant de preference des moyens formant ecran radioreflechissant
EP0374295B1 (de) * 1988-12-22 1992-01-15 Siemens Aktiengesellschaft Verfahren und Vorrichtung zur langzeitkonstanten und störgrössenfreien Messsignalerfassung bei einem optisch abgetasteten Winkellagegeber
WO1991005575A1 (en) 1989-10-11 1991-05-02 Baxter International Inc. Integral intracranial pressure monitor and drainage catheter assembly
WO1993006459A1 (en) * 1991-09-18 1993-04-01 Iowa State University Research Foundation, Inc. Dual-wavelength photometer and fiber optic sensor probe
AU2262397A (en) * 1997-02-06 1998-08-26 Optrand, Inc. Fuel injectors with integral fiber optic pressure sensors and associated compensation and status monitoring devices
DE19751875C2 (de) * 1997-11-22 2001-07-05 Karlsruhe Forschzent Herzkatheter mit Messung der Anpreßkraft
CA2271918A1 (en) * 1999-05-11 2000-11-11 Lee A. Danisch Transversely coupled fiber optic sensor for measuring and classifying contact and shape
DE102013213991A1 (de) * 2013-07-17 2015-01-22 Continental Teves Ag & Co. Ohg Reflektormodul und Verwendung des Reflektormoduls
EP2829226B1 (de) 2013-07-24 2021-03-24 novalung GmbH Perfusionskanüle mit integrierter Sensorik
US10028667B2 (en) 2013-10-25 2018-07-24 Neubrex Co., Ltd. Fiber optic in vivo diagnostic sensor system and blood vessel insertable pressure distribution measurement device

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3068739A (en) * 1958-06-23 1962-12-18 American Optical Corp Flexible optical probe
JPS53107381A (en) * 1977-03-01 1978-09-19 Hitachi Cable Ltd Measuring method of temperature or pressure
CH639196A5 (de) * 1977-11-23 1983-10-31 Asea Ab Messgeraet zum messen von physikalischen groessen mittels optischer mittel.
FR2417753A1 (fr) * 1978-02-15 1979-09-14 Hitachi Ltd Systeme de mesure optique a distance et de controle d'un objet subissant une transformation physique
US4358960A (en) 1979-05-04 1982-11-16 Ladd Research Industries, Inc. Differential fiber optic proximity sensor
JPS6020024Y2 (ja) * 1980-06-11 1985-06-15 株式会社日立製作所 光形圧力測定装置
US4446715A (en) 1982-06-07 1984-05-08 Camino Laboratories, Inc. Transducer calibration system
AU580733B2 (en) * 1983-05-25 1989-02-02 Camino Laboratories, Inc. Fiber-optic transducer apparatus

Also Published As

Publication number Publication date
JPS6057211A (ja) 1985-04-03
IL71935A0 (en) 1984-09-30
CA1237914A (en) 1988-06-14
EP0127476B1 (de) 1990-11-28
EP0127476A3 (en) 1985-10-30
ATE58790T1 (de) 1990-12-15
ES532844A0 (es) 1985-10-16
IL71935A (en) 1989-09-10
AU580733B2 (en) 1989-02-02
ES8600913A1 (es) 1985-10-16
AU2870284A (en) 1984-11-29
JPH0610620B2 (ja) 1994-02-09
EP0127476A2 (de) 1984-12-05

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee