DE69633731D1 - System zum feststellen von stromaufwärts gelegenen strömungsunterbrechungen - Google Patents

System zum feststellen von stromaufwärts gelegenen strömungsunterbrechungen

Info

Publication number
DE69633731D1
DE69633731D1 DE69633731T DE69633731T DE69633731D1 DE 69633731 D1 DE69633731 D1 DE 69633731D1 DE 69633731 T DE69633731 T DE 69633731T DE 69633731 T DE69633731 T DE 69633731T DE 69633731 D1 DE69633731 D1 DE 69633731D1
Authority
DE
Germany
Prior art keywords
pressure
fluid
upstream
segment
pressure difference
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
DE69633731T
Other languages
English (en)
Other versions
DE69633731T2 (de
Inventor
D Butterfield
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.)
CareFusion 303 Inc
Original Assignee
Alaris Medical Systems 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 Alaris Medical Systems Inc filed Critical Alaris Medical Systems Inc
Publication of DE69633731D1 publication Critical patent/DE69633731D1/de
Application granted granted Critical
Publication of DE69633731T2 publication Critical patent/DE69633731T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • A61M5/16859—Evaluation of pressure response, e.g. to an applied pulse
    • 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
    • A61M2005/16863—Occlusion detection
    • A61M2005/16872—Upstream occlusion sensors
DE69633731T 1995-08-31 1996-08-29 System zum feststellen von stromaufwärts gelegenen strömungsunterbrechungen Expired - Lifetime DE69633731T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US522001 1995-08-31
US08/522,001 US5827223A (en) 1995-08-31 1995-08-31 Upstream occulsion detection system
PCT/US1996/013881 WO1997007843A1 (en) 1995-08-31 1996-08-29 Upstream occlusion detection system

Publications (2)

Publication Number Publication Date
DE69633731D1 true DE69633731D1 (de) 2004-12-02
DE69633731T2 DE69633731T2 (de) 2005-11-10

Family

ID=24079023

Family Applications (2)

Application Number Title Priority Date Filing Date
DE0847288T Pending DE847288T1 (de) 1995-08-31 1996-08-29 System zum feststellen von stromaufwärts gelegenen strömungsunterbrechungen
DE69633731T Expired - Lifetime DE69633731T2 (de) 1995-08-31 1996-08-29 System zum feststellen von stromaufwärts gelegenen strömungsunterbrechungen

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE0847288T Pending DE847288T1 (de) 1995-08-31 1996-08-29 System zum feststellen von stromaufwärts gelegenen strömungsunterbrechungen

Country Status (9)

Country Link
US (2) US5827223A (de)
EP (1) EP0847288B1 (de)
JP (1) JP3670293B2 (de)
AT (1) ATE280600T1 (de)
CA (1) CA2230844C (de)
DE (2) DE847288T1 (de)
ES (1) ES2123478T3 (de)
HK (1) HK1009407A1 (de)
WO (1) WO1997007843A1 (de)

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HK1009407A1 (en) 1999-08-13
EP0847288A1 (de) 1998-06-17
DE847288T1 (de) 1998-11-12
WO1997007843A1 (en) 1997-03-06
JP3670293B2 (ja) 2005-07-13
CA2230844C (en) 2003-02-04
US5827223A (en) 1998-10-27
ATE280600T1 (de) 2004-11-15
US6358225B1 (en) 2002-03-19
EP0847288B1 (de) 2004-10-27
DE69633731T2 (de) 2005-11-10
ES2123478T1 (es) 1999-01-16
CA2230844A1 (en) 1997-03-06
ES2123478T3 (es) 2005-07-01
JPH11500338A (ja) 1999-01-12

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Owner name: CAREFUSION 303, INC. (N.D.GES.D. STAATES DELAW, US