CA986380A - Method and apparatus for fluid flow control - Google Patents

Method and apparatus for fluid flow control

Info

Publication number
CA986380A
CA986380A CA122,655A CA122655A CA986380A CA 986380 A CA986380 A CA 986380A CA 122655 A CA122655 A CA 122655A CA 986380 A CA986380 A CA 986380A
Authority
CA
Canada
Prior art keywords
fluid flow
flow control
fluid
control
flow
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
CA122,655A
Other languages
English (en)
Other versions
CA122655S (en
Inventor
Heinz W. Georgi
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.)
Ivac Medical Systems Inc
Original Assignee
Ivac 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 Ivac Medical Systems Inc filed Critical Ivac Medical Systems Inc
Application granted granted Critical
Publication of CA986380A publication Critical patent/CA986380A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D7/00—Control of flow
    • G05D7/06—Control of flow characterised by the use of electric means
    • G05D7/0617—Control of flow characterised by the use of electric means specially adapted for fluid materials
    • G05D7/0629—Control of flow characterised by the use of electric means specially adapted for fluid materials characterised by the type of regulator means
    • G05D7/0635—Control of flow characterised by the use of electric means specially adapted for fluid materials characterised by the type of regulator means by action on throttling means
    • 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
    • A61M5/1689—Drip counters
    • 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
    • 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
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/7722—Line condition change responsive valves
    • Y10T137/7758—Pilot or servo controlled
    • Y10T137/7761—Electrically actuated valve

Landscapes

  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Hematology (AREA)
  • Animal Behavior & Ethology (AREA)
  • Anesthesiology (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Fluid Mechanics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Vascular Medicine (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Infusion, Injection, And Reservoir Apparatuses (AREA)
  • Flow Control (AREA)
CA122,655A 1970-12-30 1971-09-13 Method and apparatus for fluid flow control Expired CA986380A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US10266570A 1970-12-30 1970-12-30

Publications (1)

Publication Number Publication Date
CA986380A true CA986380A (en) 1976-03-30

Family

ID=22291024

Family Applications (1)

Application Number Title Priority Date Filing Date
CA122,655A Expired CA986380A (en) 1970-12-30 1971-09-13 Method and apparatus for fluid flow control

Country Status (7)

Country Link
US (1) US3800794A (enrdf_load_stackoverflow)
JP (1) JPS5543780B1 (enrdf_load_stackoverflow)
CA (1) CA986380A (enrdf_load_stackoverflow)
DE (1) DE2145421C3 (enrdf_load_stackoverflow)
FR (1) FR2120648A5 (enrdf_load_stackoverflow)
GB (1) GB1361062A (enrdf_load_stackoverflow)
NL (1) NL7111735A (enrdf_load_stackoverflow)

Families Citing this family (38)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3890968A (en) * 1971-06-25 1975-06-24 Sci Systems Inc Fluid flow control means
US4019981A (en) * 1973-10-20 1977-04-26 Klockner-Humboldt-Deutz Aktiengesellschaft Method and apparatus for the preparation of mineral mixtures on a jig controlled by compressed air
US3986526A (en) * 1974-06-14 1976-10-19 Sun Oil Company Of Pennsylvania Hybrid fluidic and fluid servo controller
US4037598A (en) * 1974-08-12 1977-07-26 Ivac Corporation Method and apparatus for fluid flow control
DE2513467C3 (de) * 1975-03-26 1979-10-31 Siemens Ag, 1000 Berlin Und 8000 Muenchen Gerät zur Infusion von Flüssigkeiten in den menschlichen oder tierischen Körper
US4105028A (en) * 1976-10-12 1978-08-08 Sadlier Patricia M Positive control intravenous fluid administration
US4211340A (en) * 1978-08-21 1980-07-08 Shell Oil Company Catalyst regeneration
JPS55129810A (en) * 1979-03-29 1980-10-08 Nissan Motor Co Ltd Control method for on-off electromagnetic valve
DE2913191A1 (de) * 1979-04-02 1980-10-23 Varta Batterie Verfahren zum automatischen nachfuellen von wasser in akkumulatorenbatterien
US4303376A (en) * 1979-07-09 1981-12-01 Baxter Travenol Laboratories, Inc. Flow metering cassette and controller
US4338932A (en) * 1980-11-07 1982-07-13 Ivac Corporation Method and apparatus for fluid flow control
US4389886A (en) * 1981-03-02 1983-06-28 Lutheran General Hospital, Inc. Calibrating unit
JPS5836562A (ja) * 1981-08-28 1983-03-03 テルモ株式会社 点滴量制御装置
JPS58120156U (ja) * 1982-02-10 1983-08-16 東芝テック株式会社 デコレ−タのカ−ボン紙巻取装置
DE3311274A1 (de) * 1982-04-05 1983-10-06 Ipco Corp Infusionsueberwachungsgeraet
US4504263A (en) * 1982-12-22 1985-03-12 Valleylab, Inc. Flow rate monitor with optical sensing chamber
US4469480A (en) * 1983-02-11 1984-09-04 Baxter Travenol Laboratories, Inc. Intermittent drop detecting method and apparatus
US4563173A (en) * 1983-04-19 1986-01-07 National Biomedical Research Foundation Pump-actuated sequencing valve and system
DE3344848A1 (de) * 1983-12-12 1985-06-13 "gutta" Gesellschaft für Infusionstechnik mbH, 2000 Hamburg Lufterkennungseinrichtung fuer schwerkraftinfusionsregelgeraete
US4626241A (en) * 1985-03-06 1986-12-02 Ivac Corporation Apparatus and method for controlling the parenteral administration of fluids
US5409194A (en) * 1990-04-12 1995-04-25 Crouzet Electromenager Variable flow electrically controlled valve
ATE216610T1 (de) * 1991-12-06 2002-05-15 Edward Teeple Jr Vorrichtung zum präparieren intravenöser anästhesieinfusionen
US5411482A (en) * 1992-11-02 1995-05-02 Infusion Technologies Corporation Valve system and method for control of an infusion pump
US5232439A (en) * 1992-11-02 1993-08-03 Infusion Technologies Corporation Method for pumping fluid from a flexible, variable geometry reservoir
US5398851A (en) * 1993-08-06 1995-03-21 River Medical, Inc. Liquid delivery device
US5398850A (en) * 1993-08-06 1995-03-21 River Medical, Inc. Gas delivery apparatus for infusion
US5700245A (en) * 1995-07-13 1997-12-23 Winfield Medical Apparatus for the generation of gas pressure for controlled fluid delivery
GB2316773B (en) * 1996-06-12 1999-09-29 Gas Technology Canada Electronic gas regulator
US6929236B1 (en) 2002-04-19 2005-08-16 Massachusetts Institute Of Technology Apparatus for flow rate control
US6929235B1 (en) 2002-04-19 2005-08-16 Massachusetts Institute Of Technology Apparatus for flow rate control
US6935190B1 (en) 2002-04-23 2005-08-30 Massachusetts Institute Of Technology Flow rate measurement apparatus
US8197231B2 (en) 2005-07-13 2012-06-12 Purity Solutions Llc Diaphragm pump and related methods
US20100211002A1 (en) * 2009-02-18 2010-08-19 Davis David L Electromagnetic infusion pump with integral flow monitor
US8353864B2 (en) * 2009-02-18 2013-01-15 Davis David L Low cost disposable infusion pump
US8197235B2 (en) * 2009-02-18 2012-06-12 Davis David L Infusion pump with integrated permanent magnet
US8749393B1 (en) * 2011-02-14 2014-06-10 Control Air Conditioning Corporation Water leak detection and shut-off method and apparatus using differential flow rate sensors
US9610392B2 (en) 2012-06-08 2017-04-04 Fresenius Medical Care Holdings, Inc. Medical fluid cassettes and related systems and methods
WO2017137421A1 (en) 2016-02-09 2017-08-17 Bracco Injeneering S.A. Method of operating an injection system

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US319706A (en) * 1885-06-09 gejest
US3163176A (en) * 1962-03-14 1964-12-29 Barth Engineering And Mfg Comp Apparatus for sensing and controlling fluid flow in the form of discrete free-falling drops
US3197068A (en) * 1964-04-27 1965-07-27 Corbin Farnsworth Inc Apparatus for monitoring the dispensing of liquid
GB1109175A (en) * 1964-08-05 1968-04-10 Decca Ltd Improvements in or relating to drip feed apparatus
US3252623A (en) * 1965-07-22 1966-05-24 C F Liquidation Corp Apparatus for monitoring dispensing of liquid
DE1541363A1 (de) * 1965-11-23 1969-04-24 Naum Diamant Dosiergeraet fuer Infusionseinrichtungen
US3450153A (en) * 1967-06-26 1969-06-17 Gen Electric Electrical pulse generator and regulator for fluid flow and like control systems
US3601124A (en) * 1968-08-29 1971-08-24 Frank L Petree Fluid flow regulator

Also Published As

Publication number Publication date
FR2120648A5 (enrdf_load_stackoverflow) 1972-08-18
US3800794A (en) 1974-04-02
DE2145421B2 (de) 1980-06-26
DE2145421C3 (de) 1981-03-19
JPS5543780B1 (enrdf_load_stackoverflow) 1980-11-08
NL7111735A (enrdf_load_stackoverflow) 1972-07-04
DE2145421A1 (de) 1972-07-27
GB1361062A (en) 1974-07-24

Similar Documents

Publication Publication Date Title
CA986380A (en) Method and apparatus for fluid flow control
CA961950A (en) Fluid supply apparatus and control system
CA970586A (en) Method and apparatus for flow rate calibration
CA948998A (en) Method and apparatus for deaerating a liquid
CA948177A (en) Fluid flow control apparatus
CA951216A (en) Flow control apparatus
AU453981B2 (en) New and improved automatic method and apparatus for the sequential typing of fluids
AU452297B2 (en) Apparatus for controlling aflow ofa pressure fluid
CA955519A (en) Well flow controlling system and apparatus
CA985929A (en) Method and apparatus for pressure and flow measurement
CA955520A (en) Method and apparatus for controlling flow from wells
CA788254A (en) Method and apparatus for fluid flow control
CA844358A (en) Process and apparatus for regulating fluid flow
CA814547A (en) Method and apparatus for heating fluids
CA844205A (en) Fluid flow control apparatus
CA833404A (en) Fluid mixing method and apparatus
CA836845A (en) Method and apparatus for controlling air flow
AU440310B2 (en) New and improved method and apparatus for simultaneously controlling the flow of fluids ina plurality of flow paths
AU443669B2 (en) Flow control apparatus
AU5259169A (en) Method and apparatus for flow rate control
CA807967A (en) Method and apparatus for control of fluid systems
AU1945770A (en) New and improved method and apparatus for simultaneously controlling the flow of fluids ina plurality of flow paths
CA819437A (en) Fluid guiding method and apparatus
CA840572A (en) Gas flow control apparatus
AU1762870A (en) Flow control apparatus