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GB0503769D0 - A fluid detector and alarm system - Google Patents

A fluid detector and alarm system

Info

Publication number
GB0503769D0
GB0503769D0 GBGB0503769.2A GB0503769A GB0503769D0 GB 0503769 D0 GB0503769 D0 GB 0503769D0 GB 0503769 A GB0503769 A GB 0503769A GB 0503769 D0 GB0503769 D0 GB 0503769D0
Authority
GB
United Kingdom
Prior art keywords
alarm system
fluid detector
detector
fluid
alarm
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.)
Withdrawn
Application number
GBGB0503769.2A
Other versions
GB2416837A (en
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.)
University College London Hospitals NHS Foundation Trust (UCLH)
Original Assignee
University College London Hospitals NHS Foundation Trust (UCLH)
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 University College London Hospitals NHS Foundation Trust (UCLH) filed Critical University College London Hospitals NHS Foundation Trust (UCLH)
Publication of GB0503769D0 publication Critical patent/GB0503769D0/en
Priority to PCT/GB2005/002074 priority Critical patent/WO2006013312A1/en
Publication of GB2416837A publication Critical patent/GB2416837A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • 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
    • A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
    • A61M5/168—Means for controlling media flow to the body or for metering media to the body, e.g. drip meters, counters ; Monitoring media flow to the body
    • A61M5/16831—Monitoring, detecting, signalling or eliminating infusion flow anomalies
    • 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
    • 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
    • G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
    • G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
    • G01N21/35—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light
    • G01N21/3577—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light for analysing liquids, e.g. polluted water
    • 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
    • G01N21/41—Refractivity; Phase-affecting properties, e.g. optical path length
    • G01N21/43—Refractivity; Phase-affecting properties, e.g. optical path length by measuring critical angle
    • 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
    • A61M2205/18—General characteristics of the apparatus with alarm
    • 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
    • A61M2205/35—Communication
    • A61M2205/3546—Range
    • A61M2205/3561—Range local, e.g. within room or hospital
    • 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
    • G01N21/01—Arrangements or apparatus for facilitating the optical investigation
    • G01N21/03—Cuvette constructions
    • G01N2021/0364—Cuvette constructions flexible, compressible
    • 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
    • G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
    • G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
    • G01N21/35—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light
    • 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
    • G01N21/41—Refractivity; Phase-affecting properties, e.g. optical path length

Landscapes

  • Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Vascular Medicine (AREA)
  • Engineering & Computer Science (AREA)
  • Anesthesiology (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Hematology (AREA)
  • Animal Behavior & Ethology (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Emergency Medicine (AREA)
  • Infusion, Injection, And Reservoir Apparatuses (AREA)
GB0503769A 2004-08-04 2005-02-23 A fluid detector having lateral offset along its emitter to receiver radiation paths Withdrawn GB2416837A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/GB2005/002074 WO2006013312A1 (en) 2004-08-04 2005-05-26 A fluid detector and alarm system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB0417337.3A GB0417337D0 (en) 2004-08-04 2004-08-04 Low cost air bubble detector and alarm system for fluid administrative applications

Publications (2)

Publication Number Publication Date
GB0503769D0 true GB0503769D0 (en) 2005-03-30
GB2416837A GB2416837A (en) 2006-02-08

Family

ID=32982489

Family Applications (2)

Application Number Title Priority Date Filing Date
GBGB0417337.3A Ceased GB0417337D0 (en) 2004-08-04 2004-08-04 Low cost air bubble detector and alarm system for fluid administrative applications
GB0503769A Withdrawn GB2416837A (en) 2004-08-04 2005-02-23 A fluid detector having lateral offset along its emitter to receiver radiation paths

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GBGB0417337.3A Ceased GB0417337D0 (en) 2004-08-04 2004-08-04 Low cost air bubble detector and alarm system for fluid administrative applications

Country Status (2)

Country Link
GB (2) GB0417337D0 (en)
WO (1) WO2006013312A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8193091B2 (en) * 2002-01-09 2012-06-05 Panasonic Corporation Resin encapsulated semiconductor device and method for manufacturing the same

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7377148B2 (en) * 2004-05-28 2008-05-27 Enginivity, Llc Capacitor-based gas detection in an intravenous fluid delivery system
US9078971B2 (en) 2008-01-23 2015-07-14 Deka Products Limited Partnership Medical treatment system and methods using a plurality of fluid lines
MX2010008015A (en) 2008-01-23 2010-08-11 Deka Products Lp Medical treatment system and methods using a plurality of fluid lines.
DK200801722A (en) 2008-12-05 2010-06-06 Unisensor As Optical sectioning of a sample and detection of particles in a sample
MX353433B (en) 2009-10-30 2018-01-11 Deka Products Lp Apparatus and method for detecting disconnection of an intravascular access device.
KR20120089769A (en) 2009-12-04 2012-08-13 유니센서 에이/에스 System and method for time-related microscopy of biological organisms
WO2011107102A1 (en) * 2010-03-04 2011-09-09 Unisensor A/S Flexible sample container
EP3282289B1 (en) 2010-07-07 2023-06-14 DEKA Products Limited Partnership Medical treatment system and methods using a plurality of fluid lines
US9999717B2 (en) 2011-05-24 2018-06-19 Deka Products Limited Partnership Systems and methods for detecting vascular access disconnection
EP2714123B1 (en) 2011-05-24 2017-08-09 DEKA Products Limited Partnership Blood treatment systems and methods
US11464905B2 (en) 2013-02-25 2022-10-11 Shift Labs, Inc. Monitoring device including an emitter emitting electromagnetic radiation and a detector positioned to receive the radiation to determine one or more rolling average flow rates
CA2940284C (en) 2013-02-25 2021-02-09 Shift Labs, Inc. Device, method, and system for monitoring the delivery of fluids through a drip chamber
DE102015117638A1 (en) 2015-10-16 2017-04-20 Endress+Hauser Conducta Gmbh+Co. Kg A method of dosing a liquid in a wet chemical analyzer to determine a parameter of a liquid sample
EP3673255A4 (en) * 2017-08-21 2021-05-26 Tokyo Electron Limited Optical sensor for phase determination
CN114303053A (en) * 2019-06-19 2022-04-08 韦恩加油系统有限公司 Optical Fuel Quality Sensor
US11796464B2 (en) 2019-06-19 2023-10-24 Wayne Fueling Systems Llc Fuel quality sensor

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4371786A (en) * 1980-10-29 1983-02-01 Miles Laboratories, Inc. Method and apparatus for detecting bubbles in a liquid
GB8501367D0 (en) * 1985-01-18 1985-02-20 Univ Manchester Detecting presence/absence of liquid in vessel
US4952055A (en) * 1988-10-03 1990-08-28 Wyatt Technology Corporation Differential refractometer
US5139482A (en) * 1990-01-18 1992-08-18 Simeon Paula S Fluid infusion line monitor
FR2660755A1 (en) * 1990-04-06 1991-10-11 Hemocare Method for detecting bubbles in a tube conveying a liquid, device implementing the method and support for device
FR2725522B1 (en) * 1994-10-07 1997-01-03 Hospal Ind DEVICE FOR DETECTING A CONDUIT AND DETERMINING AT LEAST ONE CHARACTERISTIC OF ITS CONTENT
US20010034475A1 (en) * 1995-11-13 2001-10-25 Flach Terry E. Wireless lan system with cellular architecture
US5672887A (en) * 1995-11-29 1997-09-30 Shaw; Benjamin G. Optical detector for air in fluid line the same
SE506546C2 (en) * 1996-03-07 1998-01-12 Octagon Ab bubble detector
JPH1130547A (en) * 1997-07-10 1999-02-02 Sekisui Plant Syst Kk Photoelectric liquid level-detecting apparatus
US5960129A (en) * 1997-12-22 1999-09-28 Bayer Corporation Method and apparatus for detecting liquid and gas segment flow through a tube

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8193091B2 (en) * 2002-01-09 2012-06-05 Panasonic Corporation Resin encapsulated semiconductor device and method for manufacturing the same

Also Published As

Publication number Publication date
GB2416837A (en) 2006-02-08
GB0417337D0 (en) 2004-09-08
WO2006013312A1 (en) 2006-02-09

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)