CA1052659A - Pressure responsive valve structure - Google Patents

Pressure responsive valve structure

Info

Publication number
CA1052659A
CA1052659A CA223,139A CA223139A CA1052659A CA 1052659 A CA1052659 A CA 1052659A CA 223139 A CA223139 A CA 223139A CA 1052659 A CA1052659 A CA 1052659A
Authority
CA
Canada
Prior art keywords
chamber
duct
pressure
terminations
fluid
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
CA223,139A
Other languages
English (en)
French (fr)
Inventor
Willem J. Kolff
Stephen C. Jacobsen
Clifford S. Kwan-Gett
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.)
Sandoz AG
Original Assignee
Sandoz AG
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 Sandoz AG filed Critical Sandoz AG
Application granted granted Critical
Publication of CA1052659A publication Critical patent/CA1052659A/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
    • A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
    • A61M1/14—Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis
    • A61M1/30—Single needle dialysis ; Reciprocating systems, alternately withdrawing blood from and returning it to the patient, e.g. single-lumen-needle dialysis or single needle systems for hemofiltration or pheresis
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K7/00—Diaphragm valves or cut-off apparatus, e.g. with a member deformed, but not moved bodily, to close the passage ; Pinch valves
    • F16K7/12—Diaphragm valves or cut-off apparatus, e.g. with a member deformed, but not moved bodily, to close the passage ; Pinch valves with flat, dished, or bowl-shaped diaphragm
    • F16K7/14—Diaphragm valves or cut-off apparatus, e.g. with a member deformed, but not moved bodily, to close the passage ; Pinch valves with flat, dished, or bowl-shaped diaphragm arranged to be deformed against a flat seat
    • F16K7/17—Diaphragm valves or cut-off apparatus, e.g. with a member deformed, but not moved bodily, to close the passage ; Pinch valves with flat, dished, or bowl-shaped diaphragm arranged to be deformed against a flat seat the diaphragm being actuated by fluid pressure

Landscapes

  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Urology & Nephrology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • Veterinary Medicine (AREA)
  • Anesthesiology (AREA)
  • Biomedical Technology (AREA)
  • Hematology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Emergency Medicine (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Vascular Medicine (AREA)
  • General Engineering & Computer Science (AREA)
  • Fluid Mechanics (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • External Artificial Organs (AREA)
  • Infusion, Injection, And Reservoir Apparatuses (AREA)
  • Fluid-Driven Valves (AREA)
  • Multiple-Way Valves (AREA)
  • Safety Valves (AREA)
CA223,139A 1974-03-27 1975-03-26 Pressure responsive valve structure Expired CA1052659A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US45518074A 1974-03-27 1974-03-27

Publications (1)

Publication Number Publication Date
CA1052659A true CA1052659A (en) 1979-04-17

Family

ID=23807712

Family Applications (1)

Application Number Title Priority Date Filing Date
CA223,139A Expired CA1052659A (en) 1974-03-27 1975-03-26 Pressure responsive valve structure

Country Status (9)

Country Link
JP (1) JPS50133692A (xx)
BE (1) BE827226A (xx)
CA (1) CA1052659A (xx)
CH (1) CH592836A5 (xx)
DE (1) DE2513490A1 (xx)
FR (1) FR2266072B1 (xx)
GB (1) GB1510191A (xx)
IT (1) IT1034616B (xx)
SE (1) SE7503131L (xx)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4684364A (en) * 1983-04-12 1987-08-04 Interface Biomedical Laboratories Corporation Safety arrangement for preventing air embolism during intravenous procedures
US4722725A (en) * 1983-04-12 1988-02-02 Interface Biomedical Laboratories, Inc. Methods for preventing the introduction of air or fluid into the body of a patient
US4883461A (en) * 1987-05-15 1989-11-28 Interface Biomedical Laboratories Corp. Safety needle sheath in anti-reflux catheter having novel valve means
US9943678B2 (en) 2005-12-02 2018-04-17 C. R. Bard, Inc. Pressure activated proximal valves

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE7612815L (sv) * 1976-11-17 1978-05-18 Gambro Ab Koppling
DE3035748C2 (de) * 1980-09-22 1986-01-02 Siemens AG, 1000 Berlin und 8000 München Infusionsgerät
US4398542A (en) * 1980-12-15 1983-08-16 Ivac Corporation Pressure diaphragm
DE3131075C2 (de) * 1981-08-05 1984-01-19 Dr. Eduard Fresenius, Chemisch-pharmazeutische Industrie KG, 6380 Bad Homburg Vorrichtung zum Reinigen von Blut
DE3215972A1 (de) * 1982-04-29 1983-11-03 Leybold-Heraeus GmbH, 5000 Köln Druckregler
US4722731A (en) * 1985-04-08 1988-02-02 Vailancourt Vincent L Air check valve
EP0258219A4 (en) * 1986-01-13 1988-11-23 Philip Nicholas Sawyer APPARATUS FOR PREVENTING THE INTRODUCTION OF AIR OR THE RELUX OF FLUIDS INTO THE BODY OF A PATIENT.
JPS63151149U (xx) * 1987-03-24 1988-10-04
DE4105088A1 (de) * 1990-02-20 1991-08-22 Kayser A Gmbh & Co Kg Tankentlueftungsventil
DE10017847C1 (de) 2000-04-11 2002-04-25 Stoeckert Instr Gmbh Herz-Lungen-Maschine mit druckmittelbetätigten Steuerorganen
JP4679855B2 (ja) * 2004-09-07 2011-05-11 株式会社鷺宮製作所 圧力作動制御弁

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4684364A (en) * 1983-04-12 1987-08-04 Interface Biomedical Laboratories Corporation Safety arrangement for preventing air embolism during intravenous procedures
US4722725A (en) * 1983-04-12 1988-02-02 Interface Biomedical Laboratories, Inc. Methods for preventing the introduction of air or fluid into the body of a patient
US4883461A (en) * 1987-05-15 1989-11-28 Interface Biomedical Laboratories Corp. Safety needle sheath in anti-reflux catheter having novel valve means
US9943678B2 (en) 2005-12-02 2018-04-17 C. R. Bard, Inc. Pressure activated proximal valves
US11305102B2 (en) 2005-12-02 2022-04-19 C. R. Bard, Inc. Pressure activated proximal valves

Also Published As

Publication number Publication date
JPS50133692A (xx) 1975-10-23
BE827226A (fr) 1975-07-16
IT1034616B (it) 1979-10-10
FR2266072B1 (xx) 1982-01-08
DE2513490A1 (de) 1975-10-02
GB1510191A (en) 1978-05-10
SE7503131L (xx) 1975-09-29
FR2266072A1 (xx) 1975-10-24
CH592836A5 (xx) 1977-11-15

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