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. by manifolds or with 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)
  • Heart & Thoracic Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • Veterinary Medicine (AREA)
  • Vascular Medicine (AREA)
  • Engineering & Computer Science (AREA)
  • Anesthesiology (AREA)
  • Public Health (AREA)
  • Hematology (AREA)
  • Biomedical Technology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Emergency Medicine (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
US16,227 1979-02-28
US06/016,228 US4223695A (en) 1979-02-28 1979-02-28 Novel valve employing hydrophobic and hydrophilic membranes
US16,228 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
US16,230 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 (29)

* 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
WO2006055813A2 (en) 2004-11-16 2006-05-26 Medrad, Inc. Modeling of pharmaceutical propagation
EP2392379A3 (en) 2004-11-24 2012-03-21 Medrad, Inc. Devices, systems and methods for fluid delivery
DK2097835T3 (en) 2006-12-29 2018-09-03 Bayer Healthcare Llc PATIENT-BASED PARAMETER GENERATION SYSTEMS FOR MEDICAL INJECTION PROCEDURES
JP5437240B2 (ja) 2007-07-17 2014-03-12 メドラッド インコーポレーテッド 心肺機能の評価、及び流体搬送の手順のパラメータを決定する装置、システム及び方法
US9421330B2 (en) 2008-11-03 2016-08-23 Bayer Healthcare Llc Mitigation of contrast-induced nephropathy
WO2011163578A2 (en) 2010-06-24 2011-12-29 Medrad, Inc. Modeling of pharmaceutical propagation and parameter generation for injection protocols
CA2849486C (en) 2011-09-21 2017-12-12 Bayer Medical Care Inc. Continuous multi-fluid pump device, drive and actuating system, and method
CN111528872A (zh) 2012-05-14 2020-08-14 拜耳医药保健有限公司 用于基于x射线管电压确定药用流体注射协议的系统和方法
US9555379B2 (en) 2013-03-13 2017-01-31 Bayer Healthcare Llc Fluid path set with turbulent mixing chamber, backflow compensator
ES3030489T3 (en) 2015-01-09 2025-06-30 Bayer Healthcare Llc Multiple fluid delivery system with multi-use disposable set and features thereof
US10898638B2 (en) 2016-03-03 2021-01-26 Bayer Healthcare Llc System and method for improved fluid delivery in multi-fluid injector systems
EP3538182A1 (en) 2016-11-14 2019-09-18 Bayer Healthcare LLC Methods and systems for verifying the contents of a syringe used for medical fluid delivery
EP3675931B1 (en) 2017-08-31 2021-08-11 Bayer Healthcare LLC Injector pressure calibration system and method
AU2018323442B2 (en) 2017-08-31 2024-06-27 Bayer Healthcare Llc Fluid path impedance assessment for improving fluid delivery performance
US11779702B2 (en) 2017-08-31 2023-10-10 Bayer Healthcare Llc Method for dynamic pressure control in a fluid injector system
WO2019046259A1 (en) 2017-08-31 2019-03-07 Bayer Healthcare Llc SYSTEM AND METHOD COMPRISING A TRANSITION PHASE IN A MULTIPHASE INJECTION PROTOCOL
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
JP7252143B2 (ja) 2017-08-31 2023-04-04 バイエル・ヘルスケア・エルエルシー 駆動部材の位置及び流体注入器システムの機械的較正のためのシステム及び方法
WO2019204605A1 (en) 2018-04-19 2019-10-24 Bayer Healthcare Llc System and method for air detection in fluid injector
CA3111209A1 (en) 2018-08-28 2020-03-05 Bayer Healthcare Llc Fluid injector system with improved ratio performance
CA3110859A1 (en) 2018-08-28 2020-03-05 Bayer Healthcare Llc Fluid injector system, method of preventing fluid backflow, and computer program product

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

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Legal Events

Date Code Title Description
MKEX Expiry