CA1227553A - Differential occlusion sensing method and apparatus - Google Patents

Differential occlusion sensing method and apparatus

Info

Publication number
CA1227553A
CA1227553A CA000454614A CA454614A CA1227553A CA 1227553 A CA1227553 A CA 1227553A CA 000454614 A CA000454614 A CA 000454614A CA 454614 A CA454614 A CA 454614A CA 1227553 A CA1227553 A CA 1227553A
Authority
CA
Canada
Prior art keywords
pressure
value
alarm
initial
tubing
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
CA000454614A
Other languages
English (en)
French (fr)
Inventor
Michael O. Pekkarinen
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 Travenol Laboratories 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=23976578&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=CA1227553(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Baxter Travenol Laboratories Inc filed Critical Baxter Travenol Laboratories Inc
Application granted granted Critical
Publication of CA1227553A publication Critical patent/CA1227553A/en
Expired 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
    • A61M5/16854—Monitoring, detecting, signalling or eliminating infusion flow anomalies by monitoring line pressure
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S128/00—Surgery
    • Y10S128/13—Infusion monitoring

Landscapes

  • Health & Medical Sciences (AREA)
  • Vascular Medicine (AREA)
  • Engineering & Computer Science (AREA)
  • Anesthesiology (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Hematology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Infusion, Injection, And Reservoir Apparatuses (AREA)
  • Investigating Or Analysing Biological Materials (AREA)
  • Investigating Or Analysing Materials By The Use Of Chemical Reactions (AREA)
CA000454614A 1983-05-23 1984-05-17 Differential occlusion sensing method and apparatus Expired CA1227553A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/497,369 US4526574A (en) 1983-05-23 1983-05-23 Differential occlusion sensing method and apparatus
US497,369 1983-05-23

Publications (1)

Publication Number Publication Date
CA1227553A true CA1227553A (en) 1987-09-29

Family

ID=23976578

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000454614A Expired CA1227553A (en) 1983-05-23 1984-05-17 Differential occlusion sensing method and apparatus

Country Status (7)

Country Link
US (1) US4526574A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
EP (1) EP0149618B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JPS60501393A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
AU (1) AU571521B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CA (1) CA1227553A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE3482550D1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
WO (1) WO1984004685A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

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Also Published As

Publication number Publication date
AU571521B2 (en) 1988-04-21
AU2823084A (en) 1984-12-18
JPS60501393A (ja) 1985-08-29
EP0149618B1 (en) 1990-06-20
EP0149618A1 (en) 1985-07-31
EP0149618A4 (en) 1987-02-03
DE3482550D1 (de) 1990-07-26
US4526574A (en) 1985-07-02
WO1984004685A1 (en) 1984-12-06
JPH0432666B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1992-05-29

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