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ES2139867T3 - Dispositivo de deteccion de un conducto y de determinacion de al menos una caracteristica de su contenido. - Google Patents

Dispositivo de deteccion de un conducto y de determinacion de al menos una caracteristica de su contenido.

Info

Publication number
ES2139867T3
ES2139867T3 ES95420229T ES95420229T ES2139867T3 ES 2139867 T3 ES2139867 T3 ES 2139867T3 ES 95420229 T ES95420229 T ES 95420229T ES 95420229 T ES95420229 T ES 95420229T ES 2139867 T3 ES2139867 T3 ES 2139867T3
Authority
ES
Spain
Prior art keywords
duct
light
emission
zone
cavity
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
ES95420229T
Other languages
English (en)
Inventor
Jacques Chevallet
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.)
Gambro Industries SAS
Original Assignee
Hospal Industrie SAS
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 Hospal Industrie SAS filed Critical Hospal Industrie SAS
Application granted granted Critical
Publication of ES2139867T3 publication Critical patent/ES2139867T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/47—Scattering, i.e. diffuse reflection
    • G01N21/49—Scattering, i.e. diffuse reflection within a body or fluid
    • G01N21/53—Scattering, i.e. diffuse reflection within a body or fluid within a flowing fluid, e.g. smoke
    • G01N21/534—Scattering, i.e. diffuse reflection within a body or fluid within a flowing fluid, e.g. smoke by measuring transmission alone, i.e. determining opacity
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
    • A61M1/14—Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis
    • A61M1/16—Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis with membranes
    • A61M1/1692—Detection of blood traces in dialysate
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/84—Systems specially adapted for particular applications
    • G01N21/85—Investigating moving fluids or granular solids
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M2205/00—General characteristics of the apparatus
    • A61M2205/14—Detection of the presence or absence of a tube, a connector or a container in an apparatus
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M2205/00—General characteristics of the apparatus
    • A61M2205/33—Controlling, regulating or measuring
    • A61M2205/3306—Optical measuring means
    • A61M2205/3313—Optical measuring means used specific wavelengths

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Urology & Nephrology (AREA)
  • Pathology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Immunology (AREA)
  • General Physics & Mathematics (AREA)
  • Biochemistry (AREA)
  • Analytical Chemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • Anesthesiology (AREA)
  • Veterinary Medicine (AREA)
  • Public Health (AREA)
  • Animal Behavior & Ethology (AREA)
  • Hematology (AREA)
  • Biomedical Technology (AREA)
  • Engineering & Computer Science (AREA)
  • Vascular Medicine (AREA)
  • Emergency Medicine (AREA)
  • External Artificial Organs (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Infusion, Injection, And Reservoir Apparatuses (AREA)
  • Geophysics And Detection Of Objects (AREA)

Abstract

UN DISPOSITIVO DE DETECCION DE UN CONDUCTO (2) Y DE DETERMINACION DE AL MENOS UNA CARACTERISTICA DE SU CONTENIDO COMPRENDE: - UN ASIENTO (1) PARA ALOJAR AL MENOS UNA PARTE DEL CONDUCTO (2), QUE COMPRENDE UNA PRIMERA Y UNA SEGUNDA ZONA OPUESTAS (3,4) RESPECTO DE UNA CAVIDAD DESTINADA A RECIBIR EL CONDUCTO (2), - MEDIOS DE EMISION DE LUZ (6), DISPUESTOS EN LA PRIMERA ZONA (3), QUE TIENE UNA DIRECCION PREFERENCIAL DE EMISION ORIENTADA HACIA LA CAVIDAD Y MEDIOS DE RECEPCION (7) SENSIBLES A LA LUZ EMITIDA POR LOS MEDIOS DE EMISION (6) QUE TIENE UNA DIRECCION PREFERENCIAL DE RECEPCION ORIENTADA HACIA LA CAVIDAD; Y PRIMEROS MEDIOS DE DESVIO DE LUZ (8) PARA DESVIAR, EN DIRECCION DE LA PRIMERA ZONA (3) AL MENOS UNA PARTE DE LA LUZ EMITIDA POR LOS MEDIO DE EMISION (6): - SEGUNDOS MEDIOS DE DESVIO DE LUZ (9) PARA DESVIAR EN DIRECCION DE LA SEGUNDA ZONA (4) AL MENOS UNA PARTE DE LA LUZ DESVIADA POR LOS PRIMEROS MEDIOS DE DESVIO (8) DE MANERA QUE, CUANDO UN CONDUCTO (2) QUE COMPRENDE UN LIQUIDO SENSIBLEMENTE TRANSPARENTE SE INTRODUCE EN EL ASIENTO , AL MENOS UNA PARTE DE LA LUZ EMITIDA POR LOS MEDIOS DE EMISION (6) ALCANZA LOS MEDIOS DE RECEPCION (7), TRAS HABER ATRAVESADO EL CONDUCTO (2) AL MENOS DOS VECES EN OBLICUO RESPECTO DE UN EJE LONGITUDINAL (5) DE LA CAVIDAD.
ES95420229T 1994-10-07 1995-08-08 Dispositivo de deteccion de un conducto y de determinacion de al menos una caracteristica de su contenido. Expired - Lifetime ES2139867T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9412252A FR2725522B1 (fr) 1994-10-07 1994-10-07 Dispositif de detection d'un conduit et de determination d'au moins une caracteristique de son contenu

Publications (1)

Publication Number Publication Date
ES2139867T3 true ES2139867T3 (es) 2000-02-16

Family

ID=9467840

Family Applications (1)

Application Number Title Priority Date Filing Date
ES95420229T Expired - Lifetime ES2139867T3 (es) 1994-10-07 1995-08-08 Dispositivo de deteccion de un conducto y de determinacion de al menos una caracteristica de su contenido.

Country Status (5)

Country Link
US (1) US5644402A (es)
EP (1) EP0706044B1 (es)
DE (1) DE69513619T2 (es)
ES (1) ES2139867T3 (es)
FR (1) FR2725522B1 (es)

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SE506546C2 (sv) * 1996-03-07 1998-01-12 Octagon Ab Bubbeldetektor
DE69833367T2 (de) 1997-04-29 2006-08-03 Medtronic, Inc., Minneapolis Optische erkennung und quantifizierung von mikrobläschen in blut
SE525639C2 (sv) * 1998-06-04 2005-03-22 Thore Falkvall Bestämning av slaggprodukter i dialysvätska med hjälp av optisk sensor
DE19825518C2 (de) * 1998-06-08 2001-10-04 Fresenius Ag Vorrichtung zur Messung von Parameteränderungen an lichtdurchlässigen Objekten
SE513522C2 (sv) 1998-09-10 2000-09-25 Gambro Ab Anordning för övervakande av ett fluidrör
US6580504B1 (en) * 1999-01-25 2003-06-17 Amnis Corporation Multipass cavity for illumination and excitation of moving objects
US6678052B1 (en) * 2000-10-03 2004-01-13 General Electric Company On-line system for measuring properties of a product
WO2002031467A1 (en) 2000-10-12 2002-04-18 Amnis Corporation Multipass cavity for illumination and excitation of moving objects
GB2389177B (en) * 2002-05-31 2006-03-15 Marconi Applied Techn Ltd Gas sensors
GB2395259A (en) * 2002-11-07 2004-05-19 E2V Tech Uk Ltd Gas sensor with predetermined optical paths between its different detectors
ITMO20030259A1 (it) 2003-09-25 2005-03-26 Gambro Lundia Ab User interface per una macchina per il trattamento
GB0417337D0 (en) * 2004-08-04 2004-09-08 Chu Andrew C Low cost air bubble detector and alarm system for fluid administrative applications
WO2007093374A1 (en) * 2006-02-13 2007-08-23 Ashland Deutschland Gmbh Measuring system for the acquisition of the layer thickness of a deposit
DE102006029899B4 (de) 2006-06-29 2009-06-04 Fresenius Medical Care Deutschland Gmbh Spektroskopischer Detektor und Verfahren zur Bestimmung von Blut und biologischen Markersubstanzen in Flüssigkeiten
US8631683B2 (en) * 2007-02-06 2014-01-21 Fresenius Medical Care Holdings, Inc. Dialysis systems including non-invasive multi-function sensor systems
US9078971B2 (en) 2008-01-23 2015-07-14 Deka Products Limited Partnership Medical treatment system and methods using a plurality of fluid lines
MX383655B (es) 2008-01-23 2025-03-14 Deka Products Lp Cassette de bomba y métodos para uso en sistema de tratamiento médico mediante el uso de una pluralidad de líneas de fluido.
WO2010133319A1 (de) * 2009-05-19 2010-11-25 Fresenius Medical Care Deutschland Gmbh Vorrichtung und verfahren zur erkennung eines schlauchleitungssystems für eine extrakorporale blutbehandlungsvorrichtung
DE102009040104A1 (de) * 2009-09-04 2011-03-10 B. Braun Avitum Ag Vorrichtung zur extrakorporalen Blutbehandlung
JP2013509271A (ja) 2009-10-30 2013-03-14 デカ・プロダクツ・リミテッド・パートナーシップ 血管アクセスデバイスの離脱を検知するための装置および方法
WO2012161744A2 (en) 2011-05-24 2012-11-29 Deka Products Limited Partnership Blood treatment systems and methods
SG10201408587VA (en) 2010-07-07 2015-02-27 Deka Products Lp Medical treatment system and methods using a plurality of fluid lines
JP5535002B2 (ja) * 2010-08-13 2014-07-02 旭化成メディカル株式会社 血液成分濃度測定装置
US9999717B2 (en) 2011-05-24 2018-06-19 Deka Products Limited Partnership Systems and methods for detecting vascular access disconnection
US9033923B2 (en) * 2011-07-25 2015-05-19 Nestec S.A. Infrared reflective air-in-line sensor system
JP6385095B2 (ja) * 2014-03-26 2018-09-05 旭化成メディカル株式会社 血液浄化装置
US9618393B2 (en) * 2014-09-24 2017-04-11 Freestone Environmental Services, Inc. Apparatus for measuring hexavalent chromium in water
US10901228B2 (en) * 2017-06-27 2021-01-26 The Boeing Company Cavity with curved beam replicator and method of determining a characteristic of a medium therein
EP3569274B1 (en) 2018-05-14 2022-07-06 Gambro Lundia AB Fluid temperature control device for an extracorporeal blood treatment apparatus and extracorporeal blood treatment apparatus

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2188146B1 (es) * 1972-06-02 1976-08-06 Instr Con Analyse
US3999861A (en) * 1975-06-30 1976-12-28 Technicon Instruments Corporation Flow cell
US4114144A (en) * 1976-08-12 1978-09-12 Imed Corporation Automatic air-in-line fluid detector
US4297588A (en) * 1979-02-06 1981-10-27 Hastbacka Albin A Electro-optical level
US4366384A (en) * 1980-06-18 1982-12-28 Cutter Laboratories, Inc. Air bubble detector
SE455134B (sv) * 1981-01-14 1988-06-20 Leon Carlson Sett och anordning vid optisk analys i genomstromningskuvett
JPS60140141A (ja) * 1983-12-27 1985-07-25 Fujitsu Ltd 光ガスセンサ
DE3515890A1 (de) * 1985-05-03 1986-11-06 PKL Verpackungssysteme GmbH, 4000 Düsseldorf Niveaustandsmesseinrichtung fuer fluessigkeiten, insbesondere h(pfeil abwaerts)2(pfeil abwaerts)o(pfeil abwaerts)2(pfeil abwaerts)
US4857050A (en) * 1987-09-23 1989-08-15 Fisher Scientific Company Ratiometric air-in-line detector
DE3910250A1 (de) * 1989-03-30 1990-10-11 Fresenius Ag Fotoelektrische ueberwachungsanordnung fuer schlauchleitungen in der medizintechnik
FR2660755A1 (fr) * 1990-04-06 1991-10-11 Hemocare Procede de detection de bulles dans un tube vehiculant un liquide, dispositif mettant en óoeuvre le procede et support pour dispositif.
US5261874A (en) * 1991-09-16 1993-11-16 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Extra-corporeal blood access, sensing, and radiation methods and apparatuses

Also Published As

Publication number Publication date
FR2725522B1 (fr) 1997-01-03
FR2725522A1 (fr) 1996-04-12
DE69513619D1 (de) 2000-01-05
EP0706044B1 (fr) 1999-12-01
EP0706044A1 (fr) 1996-04-10
DE69513619T2 (de) 2000-06-08
US5644402A (en) 1997-07-01

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