EP0694163A4 - TWO-SENSOR DETECTOR FOR DETECTING THE PRESENCE OF AIR IN A LIQUID LINE - Google Patents

TWO-SENSOR DETECTOR FOR DETECTING THE PRESENCE OF AIR IN A LIQUID LINE

Info

Publication number
EP0694163A4
EP0694163A4 EP95911606A EP95911606A EP0694163A4 EP 0694163 A4 EP0694163 A4 EP 0694163A4 EP 95911606 A EP95911606 A EP 95911606A EP 95911606 A EP95911606 A EP 95911606A EP 0694163 A4 EP0694163 A4 EP 0694163A4
Authority
EP
European Patent Office
Prior art keywords
line detector
dual sensor
sensor air
air
dual
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Withdrawn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
EP95911606A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP0694163A1 (en
Inventor
Hal C Danby
Alan Keith Brundle
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.)
Baxter International Inc
Original Assignee
Baxter International 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 Baxter International Inc filed Critical Baxter International Inc
Publication of EP0694163A1 publication Critical patent/EP0694163A1/en
Publication of EP0694163A4 publication Critical patent/EP0694163A4/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Withdrawn legal-status Critical Current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
    • A61M5/36—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
    • G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
    • G01N15/06—Investigating concentration of particle suspensions
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N35/00—Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor
    • G01N35/10—Devices for transferring samples or any liquids to, in, or from, the analysis apparatus, e.g. suction devices, injection devices
    • G01N35/1009—Characterised by arrangements for controlling the aspiration or dispense of liquids
    • G01N35/1016—Control of the volume dispensed or introduced
    • G01N2035/1018—Detecting inhomogeneities, e.g. foam, bubbles, clots

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • Biochemistry (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Dispersion Chemistry (AREA)
  • Emergency Medicine (AREA)
  • Vascular Medicine (AREA)
  • Analytical Chemistry (AREA)
  • Anesthesiology (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Hematology (AREA)
  • Animal Behavior & Ethology (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Infusion, Injection, And Reservoir Apparatuses (AREA)
EP95911606A 1994-02-05 1995-02-03 TWO-SENSOR DETECTOR FOR DETECTING THE PRESENCE OF AIR IN A LIQUID LINE Withdrawn EP0694163A4 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB9402256A GB9402256D0 (en) 1994-02-05 1994-02-05 Dual sensor air-in-line detector
GB9402256 1994-02-05
PCT/US1995/001424 WO1995021374A1 (en) 1994-02-05 1995-02-03 Dual sensor air-in-line detector

Publications (2)

Publication Number Publication Date
EP0694163A1 EP0694163A1 (en) 1996-01-31
EP0694163A4 true EP0694163A4 (en) 2000-02-23

Family

ID=10749956

Family Applications (1)

Application Number Title Priority Date Filing Date
EP95911606A Withdrawn EP0694163A4 (en) 1994-02-05 1995-02-03 TWO-SENSOR DETECTOR FOR DETECTING THE PRESENCE OF AIR IN A LIQUID LINE

Country Status (9)

Country Link
EP (1) EP0694163A4 (no)
JP (1) JPH08508920A (no)
KR (1) KR100344609B1 (no)
AU (1) AU678709B2 (no)
CA (1) CA2157582A1 (no)
GB (1) GB9402256D0 (no)
NO (1) NO953946L (no)
NZ (1) NZ282105A (no)
WO (1) WO1995021374A1 (no)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102009038495A1 (de) * 2009-08-21 2011-02-24 Medtron Ag Vorrichtung zur Detektion von Gasansammlungen
JP6404446B2 (ja) * 2015-02-19 2018-10-10 愛知時計電機株式会社 流速計測装置とそれに用いる管
CN110455718A (zh) * 2019-08-16 2019-11-15 佛山市川东磁电股份有限公司 一种液体及其浊度检测装置
CN111879665B (zh) * 2020-06-19 2022-03-08 西安交通大学 一种测量制冷剂/润滑油体系扩散性质的装置和方法

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4344429A (en) * 1979-12-13 1982-08-17 Baxter Travenol Laboratories, Inc. Bubble detector with feedback circuit for improved sensitivity
US4658244A (en) * 1985-03-28 1987-04-14 Imed Corporation Air-in-line detector
US4829448A (en) * 1984-09-24 1989-05-09 Vi-Tal Hospital Products Ltd. Air-in-line detector
EP0346548A1 (en) * 1988-06-13 1989-12-20 PACESETTER INFUSION LTD. trading as MINIMED TECHNOLOGIES Empty container detector

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4366384A (en) * 1980-06-18 1982-12-28 Cutter Laboratories, Inc. Air bubble detector
US4857050A (en) * 1987-09-23 1989-08-15 Fisher Scientific Company Ratiometric air-in-line detector
US4920336A (en) * 1988-11-22 1990-04-24 Fisher Scientific Company Method and apparatus for monitoring the level of the contents in a container

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4344429A (en) * 1979-12-13 1982-08-17 Baxter Travenol Laboratories, Inc. Bubble detector with feedback circuit for improved sensitivity
US4829448A (en) * 1984-09-24 1989-05-09 Vi-Tal Hospital Products Ltd. Air-in-line detector
US4658244A (en) * 1985-03-28 1987-04-14 Imed Corporation Air-in-line detector
EP0346548A1 (en) * 1988-06-13 1989-12-20 PACESETTER INFUSION LTD. trading as MINIMED TECHNOLOGIES Empty container detector

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO9521374A1 *

Also Published As

Publication number Publication date
JPH08508920A (ja) 1996-09-24
NZ282105A (en) 1997-09-22
AU678709B2 (en) 1997-06-05
KR100344609B1 (ko) 2002-11-23
KR960702104A (ko) 1996-03-28
EP0694163A1 (en) 1996-01-31
NO953946D0 (no) 1995-10-04
WO1995021374A1 (en) 1995-08-10
CA2157582A1 (en) 1995-08-10
AU1910995A (en) 1995-08-21
GB9402256D0 (en) 1994-03-30
NO953946L (no) 1995-12-04

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