DK0708666T3 - System til måling af øjeblikkeligt volumen og fremgangsmåde til noninvasiv måling af væskeparametre - Google Patents

System til måling af øjeblikkeligt volumen og fremgangsmåde til noninvasiv måling af væskeparametre

Info

Publication number
DK0708666T3
DK0708666T3 DK95917087T DK95917087T DK0708666T3 DK 0708666 T3 DK0708666 T3 DK 0708666T3 DK 95917087 T DK95917087 T DK 95917087T DK 95917087 T DK95917087 T DK 95917087T DK 0708666 T3 DK0708666 T3 DK 0708666T3
Authority
DK
Denmark
Prior art keywords
liquid
pump
gas
fluid parameters
noninvasive
Prior art date
Application number
DK95917087T
Other languages
English (en)
Inventor
Warren J Packard
Kenneth E Pawlak
Original Assignee
Baxter Int
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 Int filed Critical Baxter Int
Application granted granted Critical
Publication of DK0708666T3 publication Critical patent/DK0708666T3/da

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
    • 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
    • A61M5/16886—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 for measuring fluid flow rate, i.e. flowmeters
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
    • G01F1/76—Devices for measuring mass flow of a fluid or a fluent solid material
    • G01F1/86—Indirect mass flowmeters, e.g. measuring volume flow and density, temperature or pressure
    • 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
    • A61M5/16804—Flow controllers
    • A61M5/16809—Flow controllers by repeated filling and emptying of an intermediate volume

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • General Health & Medical Sciences (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)
  • Vascular Medicine (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • External Artificial Organs (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
  • Reciprocating Pumps (AREA)
  • Measurement Of Radiation (AREA)
  • Sampling And Sample Adjustment (AREA)
  • Control Of Positive-Displacement Pumps (AREA)
  • Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
  • Medical Preparation Storing Or Oral Administration Devices (AREA)
  • Infusion, Injection, And Reservoir Apparatuses (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
DK95917087T 1994-05-19 1995-04-21 System til måling af øjeblikkeligt volumen og fremgangsmåde til noninvasiv måling af væskeparametre DK0708666T3 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/245,781 US5421208A (en) 1994-05-19 1994-05-19 Instantaneous volume measurement system and method for non-invasively measuring liquid parameters
PCT/US1995/004874 WO1995032014A1 (en) 1994-05-19 1995-04-21 Instantaneous volume measurement system and method for non-invasively measuring liquid parameters

Publications (1)

Publication Number Publication Date
DK0708666T3 true DK0708666T3 (da) 2002-03-18

Family

ID=22928047

Family Applications (1)

Application Number Title Priority Date Filing Date
DK95917087T DK0708666T3 (da) 1994-05-19 1995-04-21 System til måling af øjeblikkeligt volumen og fremgangsmåde til noninvasiv måling af væskeparametre

Country Status (13)

Country Link
US (1) US5421208A (da)
EP (1) EP0708666B1 (da)
JP (2) JPH09500813A (da)
AT (1) ATE210475T1 (da)
BR (1) BR9506252A (da)
CA (1) CA2165422A1 (da)
DE (1) DE69524538T2 (da)
DK (1) DK0708666T3 (da)
ES (1) ES2169757T3 (da)
MX (1) MX9600252A (da)
PT (1) PT708666E (da)
TW (1) TW312618B (da)
WO (1) WO1995032014A1 (da)

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Also Published As

Publication number Publication date
WO1995032014A1 (en) 1995-11-30
DE69524538D1 (de) 2002-01-24
MX9600252A (es) 1998-11-30
EP0708666A1 (en) 1996-05-01
JP2003293960A (ja) 2003-10-15
DE69524538T2 (de) 2002-08-01
TW312618B (da) 1997-08-11
US5421208A (en) 1995-06-06
EP0708666B1 (en) 2001-12-12
ATE210475T1 (de) 2001-12-15
ES2169757T3 (es) 2002-07-16
JPH09500813A (ja) 1997-01-28
PT708666E (pt) 2002-05-31
CA2165422A1 (en) 1995-11-20
BR9506252A (pt) 1996-04-16

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