ZA722797B - Fluid flow control means - Google Patents

Fluid flow control means

Info

Publication number
ZA722797B
ZA722797B ZA722797A ZA722797A ZA722797B ZA 722797 B ZA722797 B ZA 722797B ZA 722797 A ZA722797 A ZA 722797A ZA 722797 A ZA722797 A ZA 722797A ZA 722797 B ZA722797 B ZA 722797B
Authority
ZA
South Africa
Prior art keywords
control means
fluid flow
flow control
fluid
flow
Prior art date
Application number
ZA722797A
Other languages
English (en)
Inventor
O Pierce
L Mcmillian
A Hutchison
C King
Original Assignee
Sci 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 Sci Systems Inc filed Critical Sci Systems Inc
Publication of ZA722797B publication Critical patent/ZA722797B/xx

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
    • A61M5/1684—Monitoring, detecting, signalling or eliminating infusion flow anomalies by detecting the amount of infusate remaining, e.g. signalling end of infusion
    • 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
    • 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
    • A61M2205/00—General characteristics of the apparatus
    • A61M2205/18—General characteristics of the apparatus with alarm
    • 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
    • A61M2205/00—General characteristics of the apparatus
    • A61M2205/33—Controlling, regulating or measuring
    • A61M2205/3317—Electromagnetic, inductive or dielectric measuring 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
    • A61M2205/00—General characteristics of the apparatus
    • A61M2205/33—Controlling, regulating or measuring
    • A61M2205/3379—Masses, volumes, levels of fluids in reservoirs, flow rates
    • A61M2205/3386—Low level detectors
    • 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
    • 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
    • A61M5/1411—Drip chambers
    • 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
    • Y10T137/7759—Responsive to change in rate of fluid flow

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)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Infusion, Injection, And Reservoir Apparatuses (AREA)
  • Flow Control (AREA)
ZA722797A 1971-06-25 1972-04-25 Fluid flow control means ZA722797B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US15685471 US3890968A (en) 1971-06-25 1971-06-25 Fluid flow control means

Publications (1)

Publication Number Publication Date
ZA722797B true ZA722797B (en) 1973-12-19

Family

ID=22561368

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA722797A ZA722797B (en) 1971-06-25 1972-04-25 Fluid flow control means

Country Status (13)

Country Link
US (1) US3890968A (fr)
AR (1) AR196306A1 (fr)
AU (3) AU472606B2 (fr)
BE (1) BE785382A (fr)
BR (1) BR7204139D0 (fr)
CA (1) CA998903A (fr)
CH (1) CH560054A5 (fr)
DE (1) DE2224926A1 (fr)
ES (1) ES404235A1 (fr)
FR (1) FR2143280B1 (fr)
GB (4) GB1403726A (fr)
IT (1) IT960231B (fr)
ZA (1) ZA722797B (fr)

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DE4432348C2 (de) * 1994-09-12 1996-03-21 Ludwig Borger Sicherungseinrichtung für eine blut-, wundsekret- oder infusionsführende Leitung, die zu einem Gefäßzugang führt
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US6598454B2 (en) * 2001-07-30 2003-07-29 Bs&B Safety Systems, Inc. System and method for monitoring a pressurized system
US7492167B2 (en) * 2003-11-05 2009-02-17 Yeda Research And Development Co. Ltd. Method and device for monitoring and controlling fluid locomotion
DE102006030668B3 (de) * 2006-07-04 2008-01-31 DRäGER AEROSPACE GMBH Cockpitsauerstoffmaske
US8197420B2 (en) 2006-12-18 2012-06-12 Magnolia Medical Technologies, Inc. Systems and methods for parenterally procuring bodily-fluid samples with reduced contamination
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
US8038657B2 (en) * 2009-07-15 2011-10-18 Becton, Dickinson And Company Systems and methods for providing an IV administration set incorporating drip monitoring circuitry
WO2011011814A1 (fr) * 2009-07-30 2011-02-03 Acu Rate Pty Limited Moniteur de régulation d'un dispositif de transfusion
US20120209534A1 (en) * 2009-10-19 2012-08-16 Yeda Research And Development Co., Ltd. At The Weizmann Institute Of Science Method and system for analyzing liquid
US8864684B2 (en) 2011-10-13 2014-10-21 Magnolia Medical Technologies, Inc. Fluid diversion mechanism for bodily-fluid sampling
US9022950B2 (en) 2012-05-30 2015-05-05 Magnolia Medical Technologies, Inc. Fluid diversion mechanism for bodily-fluid sampling
US9060724B2 (en) 2012-05-30 2015-06-23 Magnolia Medical Technologies, Inc. Fluid diversion mechanism for bodily-fluid sampling
US9204864B2 (en) 2012-08-01 2015-12-08 Magnolia Medical Technologies, Inc. Fluid diversion mechanism for bodily-fluid sampling
EP2906269B1 (fr) 2012-10-11 2018-01-03 Magnolia Medical Technologies, Inc. Système d'administration d'un fluide à un patient en réduisant la contamination
US9155495B2 (en) 2012-11-30 2015-10-13 Magnolia Medical Technologies, Inc. Syringe-based fluid diversion mechanism for bodily fluid sampling
US10772548B2 (en) 2012-12-04 2020-09-15 Magnolia Medical Technologies, Inc. Sterile bodily-fluid collection device and methods
EP2928375B1 (fr) 2012-12-04 2018-01-31 Magnolia Medical Technologies, Inc. Dispositif stérile de recueil de fluide corporel
CN105188534B (zh) 2013-03-12 2018-05-29 木兰医药技术股份有限公司 用于选择性地阻塞针体的管腔的设备和方法
EP4218708A3 (fr) 2014-03-03 2023-08-16 Magnolia Medical Technologies, Inc. Appareil et procédés de désinfection d'un récipient d'échantillon
EP3769681B1 (fr) 2015-06-12 2022-03-02 Magnolia Medical Technologies, Inc. Dispositif pour échantillonnage et transfert de fluide corporel
MA44837A (fr) * 2015-08-25 2018-07-04 Innovein Inc Prothèse de valvule veineuse
US10912647B2 (en) 2015-08-25 2021-02-09 Innovein, Inc. Vascular valve prosthesis
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US10712022B2 (en) * 2015-10-20 2020-07-14 A. O. Smith Corporation Constant pressure switch apparatus and water heating system
CN105477734B (zh) * 2016-01-19 2018-11-09 南京市第一医院 智能输液装置
CN106512144A (zh) * 2016-11-17 2017-03-22 西北工业大学 基于射频法的静脉输液监测传感器
US10384001B2 (en) * 2017-01-17 2019-08-20 Nxp B.V. Fluid flow device
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CN107982606B (zh) * 2018-01-04 2020-08-11 胡玉红 一种智能输液监控装置
CN108245738A (zh) * 2018-01-16 2018-07-06 湖北民族学院 一种智能静脉输液电子安全警报系统
US11786155B2 (en) 2019-02-08 2023-10-17 Magnolia Medical Technologies, Inc. Devices and methods for bodily fluid collection and distribution
CN117100323A (zh) 2019-03-11 2023-11-24 木兰医药技术股份有限公司 流体控制装置及其使用方法
CN111840691A (zh) * 2020-07-21 2020-10-30 广东医科大学 一种重症监护室用药液输送箱
CN111773482A (zh) * 2020-08-26 2020-10-16 哈尔滨理工大学 一种智能病房输液监控系统及方法

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Also Published As

Publication number Publication date
CA998903A (en) 1976-10-26
ES404235A1 (es) 1975-05-16
GB1403728A (en) 1975-08-28
AU1090776A (en) 1976-04-15
AU1090976A (en) 1976-04-15
AR196306A1 (es) 1973-12-18
GB1403727A (en) 1975-08-28
BE785382A (fr) 1972-12-27
IT960231B (it) 1973-11-20
DE2224926A1 (de) 1973-01-11
CH560054A5 (fr) 1975-03-27
FR2143280A1 (fr) 1973-02-02
FR2143280B1 (fr) 1978-07-07
AU4301472A (en) 1973-12-06
US3890968A (en) 1975-06-24
AU472606B2 (en) 1973-12-06
GB1403725A (en) 1975-08-28
GB1403726A (en) 1975-08-28
BR7204139D0 (pt) 1973-11-01

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