ES8600913A1 - Un aparato transductor optico - Google Patents

Un aparato transductor optico

Info

Publication number
ES8600913A1
ES8600913A1 ES532844A ES532844A ES8600913A1 ES 8600913 A1 ES8600913 A1 ES 8600913A1 ES 532844 A ES532844 A ES 532844A ES 532844 A ES532844 A ES 532844A ES 8600913 A1 ES8600913 A1 ES 8600913A1
Authority
ES
Spain
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
Application number
ES532844A
Other languages
English (en)
Other versions
ES532844A0 (es
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
Publication of ES532844A0 publication Critical patent/ES532844A0/es
Publication of ES8600913A1 publication Critical patent/ES8600913A1/es
Expired 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 for evaluating the cardiovascular system, e.g. pulse, heart rate, blood pressure or blood flow
    • 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

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

Abstract

APARATO TRANSDUCTOR OPTICO DEL TIPO QUE TRANSMITE UN RAYO DE LUZ MODULADO A TRAVES DE UNA FIBRA OPTICA Y QUE ES EMPLEADO EN LA MEDICION DE UNA VARIABLE FISICA PREDETERMINADA PRODUCIENDO LA CORRESPONDIENTE SEÑAL DE MEDIDA. CONSTA DE UN CATETER (11) QUE COMPRENDE UNA FUNDA (13) DE POLIURETANO Y UN PRIMER JUEGO DE FIBRAS OPTICAS SITUADO DENTRO DE LA FUNDA COMPRENDIENDO DICHO PRIMER JUEGO DE FIBRAS OPTICAS UNA FIBRA DE EMISION (15) Y UNA FIBRA DE RETORNO (17) PARA TRANSMITIR UN PRIMER RAYO DE LUZ; DE UN TRANSDUCTOR DE PRESION QUE TIENE UN FUELLE (19) PROVISTO DE UNA SUPERFICIE (21) REFLECTORA DE LA LUZ QUE SE MUEVE DE ACUERDO CON LA PRESION EL CUAL ESTA SITUADO EN EL EXTREMO LEJANO DEL CATETER PARA MODULAR LA INTENSIDAD DEL PRIMER RAYO DE LUZ; Y DE UN EMISOR DE LUZ (23) QUE PRODUCE EL RAYO DE LUZ.
ES532844A 1983-05-25 1984-05-25 Un aparato transductor optico Expired ES8600913A1 (es)

Applications Claiming Priority (1)

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

Publications (2)

Publication Number Publication Date
ES532844A0 ES532844A0 (es) 1985-10-16
ES8600913A1 true ES8600913A1 (es) 1985-10-16

Family

ID=23979572

Family Applications (1)

Application Number Title Priority Date Filing Date
ES532844A Expired ES8600913A1 (es) 1983-05-25 1984-05-25 Un aparato transductor optico

Country Status (8)

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

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
IL71935A (en) * 1983-05-25 1989-09-10 Camino Lab Inc Optic fiber 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
EP0447545B1 (en) 1989-10-11 1994-03-16 Baxter International Inc. Integral intracranial pressure monitor and drainage catheter assembly
EP0604582A1 (en) * 1991-09-18 1994-07-06 Iowa State University Research Foundation, Inc. Dual-wavelength photometer and fiber optic sensor probe
JP2001512564A (ja) * 1997-02-06 2001-08-21 オプトランド，インコーポレイテッド 内蔵光ファイバー圧力センサーを具えた注入器および付設補償状態モニター装置
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
WO2015059969A1 (ja) 2013-10-25 2015-04-30 ニューブレクス株式会社 光ファイバ式生体診断用センサシステム及び血管挿入式分布圧力測定装置

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
IL71935A (en) * 1983-05-25 1989-09-10 Camino Lab Inc Optic fiber transducer apparatus

Also Published As

Publication number Publication date
EP0127476A2 (en) 1984-12-05
IL71935A0 (en) 1984-09-30
ATE58790T1 (de) 1990-12-15
ES532844A0 (es) 1985-10-16
JPS6057211A (ja) 1985-04-03
CA1237914A (en) 1988-06-14
IL71935A (en) 1989-09-10
EP0127476B1 (en) 1990-11-28
AU2870284A (en) 1984-11-29
DE3483660D1 (de) 1991-01-10
EP0127476A3 (en) 1985-10-30
JPH0610620B2 (ja) 1994-02-09
AU580733B2 (en) 1989-02-02

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 20041102