PT708666E - Sistema de medicao do volume instantaneo e metedo para medicao nao invasivo de parametros do liquido - Google Patents

Sistema de medicao do volume instantaneo e metedo para medicao nao invasivo de parametros do liquido

Info

Publication number
PT708666E
PT708666E PT95917087T PT95917087T PT708666E PT 708666 E PT708666 E PT 708666E PT 95917087 T PT95917087 T PT 95917087T PT 95917087 T PT95917087 T PT 95917087T PT 708666 E PT708666 E PT 708666E
Authority
PT
Portugal
Prior art keywords
liquid
medication
pump
gas
invasive
Prior art date
Application number
PT95917087T
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
Publication of PT708666E publication Critical patent/PT708666E/pt

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)
  • Animal Behavior & Ethology (AREA)
  • Anesthesiology (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Hematology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (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)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Medical Preparation Storing Or Oral Administration Devices (AREA)
  • Infusion, Injection, And Reservoir Apparatuses (AREA)
PT95917087T 1994-05-19 1995-04-21 Sistema de medicao do volume instantaneo e metedo para medicao nao invasivo de parametros do liquido PT708666E (pt)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
PT708666E true PT708666E (pt) 2002-05-31

Family

ID=22928047

Family Applications (1)

Application Number Title Priority Date Filing Date
PT95917087T PT708666E (pt) 1994-05-19 1995-04-21 Sistema de medicao do volume instantaneo e metedo para medicao nao invasivo de parametros do liquido

Country Status (13)

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

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Also Published As

Publication number Publication date
DK0708666T3 (da) 2002-03-18
DE69524538D1 (de) 2002-01-24
ES2169757T3 (es) 2002-07-16
DE69524538T2 (de) 2002-08-01
EP0708666B1 (en) 2001-12-12
BR9506252A (pt) 1996-04-16
EP0708666A1 (en) 1996-05-01
WO1995032014A1 (en) 1995-11-30
CA2165422A1 (en) 1995-11-20
US5421208A (en) 1995-06-06
TW312618B (pt) 1997-08-11
JP2003293960A (ja) 2003-10-15
MX9600252A (es) 1998-11-30
ATE210475T1 (de) 2001-12-15
JPH09500813A (ja) 1997-01-28

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