DE69934125D1 - Gerät zur überwachung einer flüssigkeitsleitung - Google Patents

Gerät zur überwachung einer flüssigkeitsleitung

Info

Publication number
DE69934125D1
DE69934125D1 DE69934125T DE69934125T DE69934125D1 DE 69934125 D1 DE69934125 D1 DE 69934125D1 DE 69934125 T DE69934125 T DE 69934125T DE 69934125 T DE69934125 T DE 69934125T DE 69934125 D1 DE69934125 D1 DE 69934125D1
Authority
DE
Germany
Prior art keywords
fluid conduit
radiated light
monitoring
predetermined location
liquid channel
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
DE69934125T
Other languages
English (en)
Other versions
DE69934125T2 (de
Inventor
Olof Ekdahl
Per-Ola Wictor
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 Lundia AB
Original Assignee
Gambro AB
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 Gambro AB filed Critical Gambro AB
Publication of DE69934125D1 publication Critical patent/DE69934125D1/de
Application granted granted Critical
Publication of DE69934125T2 publication Critical patent/DE69934125T2/de
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
    • G01N21/84—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
    • A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
    • A61M1/36—Other treatment of blood in a by-pass of the natural circulatory system, e.g. temperature adaptation, irradiation ; Extra-corporeal blood circuits
    • A61M1/3621—Extra-corporeal blood circuits
    • A61M1/3626—Gas bubble detectors
    • 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
    • A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/36—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests with means for eliminating or preventing injection or infusion of air into body
    • A61M5/365—Air detectors
DE69934125T 1998-09-10 1999-09-06 Gerät zur überwachung einer flüssigkeitsleitung Expired - Lifetime DE69934125T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
SE9803055A SE513522C2 (sv) 1998-09-10 1998-09-10 Anordning för övervakande av ett fluidrör
SE9803055 1998-09-10
PCT/SE1999/001541 WO2000015278A1 (en) 1998-09-10 1999-09-06 Apparatus for monitoring a fluid conduit

Publications (2)

Publication Number Publication Date
DE69934125D1 true DE69934125D1 (de) 2007-01-04
DE69934125T2 DE69934125T2 (de) 2007-10-11

Family

ID=20412539

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69934125T Expired - Lifetime DE69934125T2 (de) 1998-09-10 1999-09-06 Gerät zur überwachung einer flüssigkeitsleitung

Country Status (10)

Country Link
US (1) US6806947B1 (de)
EP (1) EP1112099B1 (de)
JP (1) JP4261774B2 (de)
AT (1) ATE345826T1 (de)
AU (1) AU758269B2 (de)
CA (1) CA2341993C (de)
DE (1) DE69934125T2 (de)
ES (1) ES2278456T3 (de)
SE (1) SE513522C2 (de)
WO (1) WO2000015278A1 (de)

Families Citing this family (63)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6969865B2 (en) 2001-02-15 2005-11-29 Acist Medical Systems, Inc. Systems and methods for detection and measurement of elements in a medium
US7473897B2 (en) * 2001-09-12 2009-01-06 Tecan Trading Ag System, method, and computer program for conducting optical transmission measurements and evaluating determined measuring variables
US7052480B2 (en) 2002-04-10 2006-05-30 Baxter International Inc. Access disconnection systems and methods
US10155082B2 (en) 2002-04-10 2018-12-18 Baxter International Inc. Enhanced signal detection for access disconnection systems
US20040254513A1 (en) 2002-04-10 2004-12-16 Sherwin Shang Conductive polymer materials and applications thereof including monitoring and providing effective therapy
US7022098B2 (en) 2002-04-10 2006-04-04 Baxter International Inc. Access disconnection systems and methods
AU2003230862A1 (en) 2002-04-11 2003-10-27 Deka Products Limited Partnership System and method for delivering a target volume of fluid
JP4129866B2 (ja) * 2002-07-18 2008-08-06 日機装株式会社 血液処理装置
US7152469B2 (en) 2004-01-13 2006-12-26 Baxter International Inc. Fluid flow sensor, method and system
TWI245537B (en) * 2004-07-23 2005-12-11 Avision Inc Scan device capable of detecting an open/close state of a cover
US7409260B2 (en) * 2005-08-22 2008-08-05 Applied Materials, Inc. Substrate thickness measuring during polishing
US10537671B2 (en) 2006-04-14 2020-01-21 Deka Products Limited Partnership Automated control mechanisms in a hemodialysis apparatus
US8366316B2 (en) 2006-04-14 2013-02-05 Deka Products Limited Partnership Sensor apparatus systems, devices and methods
CA2970214C (en) 2006-04-14 2021-08-17 Deka Products Limited Partnership System for pumping a biological fluid
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
US8888470B2 (en) 2007-02-27 2014-11-18 Deka Products Limited Partnership Pumping cassette
KR20230165373A (ko) 2007-02-27 2023-12-05 데카 프로덕츠 리미티드 파트너쉽 혈액투석 시스템
US8491184B2 (en) 2007-02-27 2013-07-23 Deka Products Limited Partnership Sensor apparatus systems, devices and methods
US10463774B2 (en) 2007-02-27 2019-11-05 Deka Products Limited Partnership Control systems and methods for blood or fluid handling medical devices
US9028691B2 (en) 2007-02-27 2015-05-12 Deka Products Limited Partnership Blood circuit assembly for a hemodialysis system
US9517295B2 (en) 2007-02-27 2016-12-13 Deka Products Limited Partnership Blood treatment systems and methods
US8409441B2 (en) 2007-02-27 2013-04-02 Deka Products Limited Partnership Blood treatment systems and methods
US8393690B2 (en) 2007-02-27 2013-03-12 Deka Products Limited Partnership Enclosure for a portable hemodialysis system
US8187184B2 (en) * 2007-09-21 2012-05-29 Baxter International, Inc. Access disconnect system with optical and other sensors
US11833281B2 (en) 2008-01-23 2023-12-05 Deka Products Limited Partnership Pump cassette and methods for use in medical treatment system using a plurality of fluid lines
US9078971B2 (en) 2008-01-23 2015-07-14 Deka Products Limited Partnership Medical treatment system and methods using a plurality of fluid lines
US20220280706A1 (en) * 2008-01-23 2022-09-08 Deka Products Limited Partnership Medical treatment system and methods using a plurality of fluid lines
EP3594959A1 (de) 2008-01-23 2020-01-15 DEKA Products Limited Partnership System und verfahren zur medizinischen behandlung unter verwendung einer vielzahl von flüssigkeitsleitungen
US10201647B2 (en) 2008-01-23 2019-02-12 Deka Products Limited Partnership Medical treatment system and methods using a plurality of fluid lines
EP2432518B1 (de) * 2009-05-19 2014-01-08 Fresenius Medical Care Deutschland GmbH Vorrichtung und verfahren zur erkennung eines schlauchleitungssystems für eine extrakorporale blutbehandlungsvorrichtung
EP3072545B1 (de) 2009-10-30 2019-05-08 DEKA Products Limited Partnership Vorrichtung zur erkennung der trennung einer intravaskulären zugangsvorrichtung
US8753515B2 (en) 2009-12-05 2014-06-17 Home Dialysis Plus, Ltd. Dialysis system with ultrafiltration control
CA2784524C (en) 2009-12-17 2017-07-04 Gambro Lundia Ab Apparatus for extracorporeal blood treatment and method of operation
US8501009B2 (en) 2010-06-07 2013-08-06 State Of Oregon Acting By And Through The State Board Of Higher Education On Behalf Of Oregon State University Fluid purification system
EP3279703B2 (de) 2010-07-07 2022-06-29 DEKA Products Limited Partnership Medizinisches behandlungssystem und verfahren anhand der verwendung mehrerer flüssigkeitsleitungen
US9333286B2 (en) * 2011-05-12 2016-05-10 Fresenius Medical Care Holdings, Inc. Medical tubing installation detection
US8836519B2 (en) 2011-05-12 2014-09-16 Fresenius Medical Care Holdings, Inc. Determining the absence or presence of fluid in a dialysis system
US9999717B2 (en) 2011-05-24 2018-06-19 Deka Products Limited Partnership Systems and methods for detecting vascular access disconnection
SG10201604142SA (en) 2011-05-24 2016-07-28 Deka Products Lp Hemodialysis System
EP2763719B1 (de) 2011-10-07 2017-08-09 Outset Medical, Inc. Wärmeaustauschflüssigkeitsreinigung für ein dialysesystem
EP3219342B1 (de) 2011-11-04 2019-01-09 DEKA Products Limited Partnership Medizinisches behandlungssystem und verfahren anhand der verwendung mehrerer flüssigkeitsleitungen
US9364655B2 (en) 2012-05-24 2016-06-14 Deka Products Limited Partnership Flexible tubing occlusion assembly
US20150122997A1 (en) * 2012-11-09 2015-05-07 Fenwal, Inc. Non-Invasive Identification Of Solutions
CN104837518B (zh) * 2012-12-13 2017-09-12 美迪康创新合伙股份公司 检测设备和包括检测设备的注射设备
US9895822B2 (en) * 2013-03-15 2018-02-20 Fenwal, Inc. Automated frangible cannula breaker
US9868653B2 (en) * 2013-05-01 2018-01-16 Nch Corporation System and method for treating water systems with high voltage discharge and ozone
JP2015021932A (ja) * 2013-07-23 2015-02-02 パイオニア株式会社 気泡検出器及び気泡検出方法
ES2864727T3 (es) 2014-04-29 2021-10-14 Outset Medical Inc Sistema y métodos de diálisis
US10653345B2 (en) 2014-08-29 2020-05-19 Fresenius Kabi Deutschland Gmbh Blood processing apparatus comprising a holder device for a measurement device
US10016550B2 (en) * 2014-09-12 2018-07-10 Easydial, Inc. Portable hemodialysis assembly with ammonia sensor
EP3043169A1 (de) * 2015-01-06 2016-07-13 Fenwal, Inc. Nichtinvasive identifizierung von lösungen
DE102016107024A1 (de) * 2016-04-15 2017-10-19 B. Braun Avitum Ag Verfahren und Vorrichtung zur extrakorporalen Blutbehandlung
US10072962B2 (en) 2016-07-05 2018-09-11 Ecolab Usa Inc. Liquid out-of-product alarm system and method
US11534537B2 (en) 2016-08-19 2022-12-27 Outset Medical, Inc. Peritoneal dialysis system and methods
DE102017117448A1 (de) * 2017-08-01 2019-02-07 Jörg Hartmut Schwingel Verfahren zur Detektion von Einschlüsseln von Gasen in Flüssigkeiten sowie Verwendung des Verfahrens
US10352866B1 (en) * 2018-04-09 2019-07-16 Mehmet Arbatli System and method of detecting within a liquid flow of a pipe
JP2018163163A (ja) * 2018-06-04 2018-10-18 パイオニア株式会社 気泡検出器
DE102018118110B4 (de) * 2018-07-26 2023-01-05 OSRAM Opto Semiconductors Gesellschaft mit beschränkter Haftung Sensorvorrichtung und verfahren zur herstellung einer sensorvorrichtung
MX2021011442A (es) 2019-03-19 2021-10-13 Deka Products Lp Sistemas, metodos y aparatos de tratamiento medico que utilizan una pluralidad de lineas de fluido.
JP2020091299A (ja) * 2020-03-03 2020-06-11 パイオニア株式会社 気泡検出器
JP7285350B2 (ja) * 2020-03-03 2023-06-01 エア・ウォーター・バイオデザイン株式会社 気泡検出器
US11338072B2 (en) * 2020-04-14 2022-05-24 Fresenius Medical Care Holdings, Inc. Blood treatment systems and related components and methods
CA3205696A1 (en) * 2021-02-23 2022-09-01 Christopher Carl JUNG Method for determining a characteristic of an optical pathway corresponding to a fluid pathway of a medical device

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3998551A (en) 1975-11-20 1976-12-21 Shigeru Suga Device for measuring stimulus values of the color of a liquid
US4366384A (en) * 1980-06-18 1982-12-28 Cutter Laboratories, Inc. Air bubble detector
US4681563A (en) * 1985-04-26 1987-07-21 Centaur Sciences, Inc. Flow control system
SE459641B (sv) 1986-03-24 1989-07-24 Gambro Ab Detektorsystem foer kontroll av en foer ledning av blod alternerande med en vaesentligen faergloes vaetska avsedd vaetskeslang
JPS63119887A (ja) * 1986-11-06 1988-05-24 カネボウ株式会社 選別装置
US4884065A (en) * 1988-06-13 1989-11-28 Pacesetter Infusion, Ltd. Monitor for detecting tube position and air bubbles in tube
IT1240404B (it) * 1990-07-17 1993-12-10 Hospal Dasco Spa Apparecchiatura per la rilevazione della presenza di un tubo e/o della presenza di sangue al suo interno
US5319182A (en) * 1992-03-04 1994-06-07 Welch Allyn, Inc. Integrated solid state light emitting and detecting array and apparatus employing said array
US5680111A (en) 1994-02-05 1997-10-21 Baxter International Inc. Dual sensor air-in-line detector
FR2725522B1 (fr) 1994-10-07 1997-01-03 Hospal Ind Dispositif de detection d'un conduit et de determination d'au moins une caracteristique de son contenu
US5820579A (en) * 1996-04-30 1998-10-13 Medtronic, Inc. Method and apparatus for creating pulsatile flow in a cardiopulmonary bypass circuit

Also Published As

Publication number Publication date
SE513522C2 (sv) 2000-09-25
ES2278456T3 (es) 2007-08-01
CA2341993A1 (en) 2000-03-23
SE9803055L (sv) 2000-03-11
EP1112099A1 (de) 2001-07-04
EP1112099B1 (de) 2006-11-22
WO2000015278A1 (en) 2000-03-23
SE9803055D0 (sv) 1998-09-10
CA2341993C (en) 2008-04-01
JP2002524211A (ja) 2002-08-06
AU6235499A (en) 2000-04-03
DE69934125T2 (de) 2007-10-11
ATE345826T1 (de) 2006-12-15
AU758269B2 (en) 2003-03-20
US6806947B1 (en) 2004-10-19
JP4261774B2 (ja) 2009-04-30

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: GAMBRO LUNDIA AB, LUND, SE