CA1127042A - Valve employing hydrophobic and hydrophilic membranes - Google Patents

Valve employing hydrophobic and hydrophilic membranes

Info

Publication number
CA1127042A
CA1127042A CA344,432A CA344432A CA1127042A CA 1127042 A CA1127042 A CA 1127042A CA 344432 A CA344432 A CA 344432A CA 1127042 A CA1127042 A CA 1127042A
Authority
CA
Canada
Prior art keywords
liquid
chamber
primary
flow
air
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
CA344,432A
Other languages
English (en)
French (fr)
Inventor
Andrew J. Muetterties
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.)
Abbott Laboratories
Original Assignee
Abbott Laboratories
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
Priority claimed from US06/016,228 external-priority patent/US4223695A/en
Priority claimed from US06/016,230 external-priority patent/US4250879A/en
Application filed by Abbott Laboratories filed Critical Abbott Laboratories
Application granted granted Critical
Publication of CA1127042A publication Critical patent/CA1127042A/en
Expired 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
    • A61M5/1407—Infusion of two or more substances
    • A61M5/1408—Infusion of two or more substances in parallel, e.g. manifolds, sequencing valves
    • 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
    • A61M5/36—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 with means for eliminating or preventing injection or infusion of air into body
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D19/00—Degasification of liquids
    • B01D19/0031—Degasification of liquids by filtration

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)
  • Emergency Medicine (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Infusion, Injection, And Reservoir Apparatuses (AREA)
CA344,432A 1979-02-28 1980-01-25 Valve employing hydrophobic and hydrophilic membranes Expired CA1127042A (en)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
US1622779A 1979-02-28 1979-02-28
US16,230 1979-02-28
US06/016,228 US4223695A (en) 1979-02-28 1979-02-28 Novel valve employing hydrophobic and hydrophilic membranes
US16,227 1979-02-28
US06/016,230 US4250879A (en) 1979-02-28 1979-02-28 Equipment sets and system for the sequential administration of medical liquids at dual flow rates employing a combined air barrier and liquid sequencing valve
US16,228 1979-02-28

Publications (1)

Publication Number Publication Date
CA1127042A true CA1127042A (en) 1982-07-06

Family

ID=27360520

Family Applications (1)

Application Number Title Priority Date Filing Date
CA344,432A Expired CA1127042A (en) 1979-02-28 1980-01-25 Valve employing hydrophobic and hydrophilic membranes

Country Status (5)

Country Link
EP (2) EP0089404A1 (enExample)
JP (1) JPS56500240A (enExample)
AU (1) AU533881B2 (enExample)
CA (1) CA1127042A (enExample)
WO (1) WO1980001754A1 (enExample)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4316460A (en) * 1979-02-28 1982-02-23 Abbott Laboratories Gravitational flow system for the sequential administration of medical liquids
FR2519554B1 (fr) * 1982-01-08 1985-07-05 Maco Pharma Sa Poche siamoise sterile
US5368570A (en) * 1991-11-12 1994-11-29 Imed Corporation Apparatus for infusing medical solutions
EP0650739B1 (en) * 1993-10-28 2003-02-26 Medrad, Inc. Total system for contrast delivery
DE69432582T2 (de) 1993-10-28 2003-11-27 Medrad, Inc. System zur Administration von Flüssigkeiten bei mehreren Patienten
EP0692766B1 (en) * 1994-07-12 2002-05-08 Medrad, Inc. Closed loop information path for medical fluid delivery systems
US5840026A (en) 1994-09-21 1998-11-24 Medrad, Inc. Patient specific dosing contrast delivery systems and methods
FR2781680B1 (fr) * 1998-07-29 2000-11-24 Maco Pharma Sa Ligne de transfusion de plusieurs poches de produit sanguin et filtre pour la transfusion de poches de produits sanguins
EP1812101A4 (en) 2004-11-16 2014-04-23 Medrad Inc MODELING PHARMACEUTICAL DISSIPATION
US7925330B2 (en) 2004-11-24 2011-04-12 Medrad, Inc. Devices, systems and methods for determining parameters of one or more phases of an injection procedure
WO2008085421A2 (en) 2006-12-29 2008-07-17 Medrad, Inc. Patient-based parameter generation systems for medical injection procedures
US8428694B2 (en) 2007-07-17 2013-04-23 Medrad, Inc. Methods for determination of parameters for a procedure, for estimation of cardiopulmonary function and for fluid delivery
US9421330B2 (en) 2008-11-03 2016-08-23 Bayer Healthcare Llc Mitigation of contrast-induced nephropathy
EP2585116A4 (en) 2010-06-24 2017-03-29 Bayer Healthcare LLC Modeling of pharmaceutical propagation and parameter generation for injection protocols
BR112014006869A2 (pt) 2011-09-21 2017-04-04 Bayer Medical Care Inc dispositivo de bomba de múltiplos fluidos contínuos, sistema de acionamento e atuação e método
BR112014028442A2 (pt) 2012-05-14 2018-04-24 Bayer Medical Care Inc. sistemas e métodos de protocolos de injeção de fluido farmacêutico com base em voltagem de tubo de raios x
US9555379B2 (en) 2013-03-13 2017-01-31 Bayer Healthcare Llc Fluid path set with turbulent mixing chamber, backflow compensator
AU2016205275B2 (en) 2015-01-09 2020-11-12 Bayer Healthcare Llc Multiple fluid delivery system with multi-use disposable set and features thereof
EP3423130B1 (en) 2016-03-03 2025-05-14 Bayer Healthcare LLC System and method for improved fluid delivery in multi-fluid injector systems
US12263326B2 (en) 2016-11-14 2025-04-01 Bayer Healthcare Llc Methods and systems for verifying the contents of a syringe used for medical fluid delivery
AU2018326485B2 (en) 2017-08-31 2024-01-04 Bayer Healthcare Llc Injector pressure calibration system and method
JP7317724B2 (ja) 2017-08-31 2023-07-31 バイエル・ヘルスケア・エルエルシー 液注入器システムの容積補償システムおよび方法
EP3675929A1 (en) 2017-08-31 2020-07-08 Bayer Healthcare LLC Method for dynamic pressure control in a fluid injector system
CA3068739A1 (en) 2017-08-31 2019-03-07 Bayer Healthcare Llc Fluid path impedance assessment for improving fluid delivery performance
CA3067740A1 (en) 2017-08-31 2019-03-07 Bayer Healthcare Llc Method for drive member position and fluid injection system mechanical calibration
AU2019256461B2 (en) 2018-04-19 2024-03-07 Bayer Healthcare Llc System and method for air detection in fluid injector
WO2020046869A1 (en) 2018-08-28 2020-03-05 Bayer Healthcare Llc Fluid injector system, method of preventing fluid backflow, and computer program product
CA3111209A1 (en) 2018-08-28 2020-03-05 Bayer Healthcare Llc Fluid injector system with improved ratio performance

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1099294B (de) * 1958-01-09 1961-02-09 Knapsack Ag Selbsttaetige Umschaltvorrichtung fuer fluessige und gasfoermige Medien
US2999499A (en) * 1958-07-11 1961-09-12 Cutter Lab Flexible check valve
US3217711A (en) * 1963-08-01 1965-11-16 Abbott Lab Valve apparatus for sequentially administering parenteral fluid from separate sources
US3886937A (en) * 1971-02-12 1975-06-03 American Hospital Supply Corp Medical administration set for dispensing plural medical liquids
US3993066A (en) * 1974-11-01 1976-11-23 Baxter Laboratories, Inc. Burette chamber for use with intravenous solution administration set
US4031891A (en) * 1975-11-03 1977-06-28 Baxter Travenol Laboratories, Inc. Air eliminating filter
US4136693A (en) * 1977-05-10 1979-01-30 Johnson & Johnson Constant flow I.V. device
US4116646A (en) * 1977-05-20 1978-09-26 Millipore Corporation Filter unit

Also Published As

Publication number Publication date
AU5523580A (en) 1980-09-04
EP0025042A1 (en) 1981-03-18
EP0089404A1 (en) 1983-09-28
WO1980001754A1 (en) 1980-09-04
AU533881B2 (en) 1983-12-15
EP0025042A4 (en) 1981-07-08
JPS56500240A (enExample) 1981-03-05

Similar Documents

Publication Publication Date Title
CA1127042A (en) Valve employing hydrophobic and hydrophilic membranes
US4223695A (en) Novel valve employing hydrophobic and hydrophilic membranes
US4256104A (en) Equipment sets and system for the sequential administration of medical liquids at dual flow rates
US4324238A (en) Equipment sets having a combined air barrier and liquid sequencing device for the sequential administration of medical liquids at dual flow rates
US4219022A (en) Equipment sets for the sequential administration of medical liquids at dual flow rates having parallel secondary liquid flowpaths wherein one said path is controlled by a liquid sequencing valve
US4237880A (en) Equipment sets for the sequential administration of medical liquids at dual flow rates employing a combined air barrier and liquid sequencing valve controlled by a common flexible membrane
US4316460A (en) Gravitational flow system for the sequential administration of medical liquids
US4252116A (en) Equipment sets having a novel flexible diaphragm valve in a secondary liquid flow path for the sequential administration of medical liquids at dual flow rates
US5593385A (en) Contrast media dispensing apparatus
CA1317841C (en) Cartridge and adapter for introducing a beneficial agent into an intravenous delivery system
EP0526623B1 (en) Automatic in-line reconstitution system
US4256105A (en) Equipment sets having reduced diameter primary tube for the sequential administration of medical liquids at dual flow rates
US5074844A (en) Passive drug delivery system
US4250879A (en) Equipment sets and system for the sequential administration of medical liquids at dual flow rates employing a combined air barrier and liquid sequencing valve
AU2801489A (en) Drug delivery cartridge with protective cover
US4258712A (en) Equipment sets having a pilot liquid controlled primary tube valve for the sequential administration of medical liquids at dual flow rates
US4236515A (en) Equipment sets and system for the sequential administration of medical liquids at dual flow rates employing parallel secondary liquid tubing
US4372306A (en) Equipment sets having a combined air barrier and liquid sequencing device for the sequential administration of medical liquids at dual flow rates
JP2607192B2 (ja) 受動的薬剤放出ソケット
US4237879A (en) Equipment sets for the sequential administration of medical liquids at dual flow rates employing parallel secondary liquid tubing and a 3-way valve
CA1261220A (en) Housing enabling passive mixing of a beneficial agent with a diluent
GB2105695A (en) Universal piercing device
WO1980001756A1 (en) Equipment sets and systems for the sequential administration of medical liquids at dual flow rates
US4417577A (en) Gravitational flow system for the sequential administration of medical liquids
CA1149704A (en) Flexible diaphragm valve

Legal Events

Date Code Title Description
MKEX Expiry