GB2081119B - Pressure and fluid flow activated simplified proportioning system - Google Patents

Pressure and fluid flow activated simplified proportioning system

Info

Publication number
GB2081119B
GB2081119B GB8118795A GB8118795A GB2081119B GB 2081119 B GB2081119 B GB 2081119B GB 8118795 A GB8118795 A GB 8118795A GB 8118795 A GB8118795 A GB 8118795A GB 2081119 B GB2081119 B GB 2081119B
Authority
GB
United Kingdom
Prior art keywords
simplified
pressure
fluid flow
proportioning system
flow activated
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
GB8118795A
Other versions
GB2081119A (en
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of GB2081119A publication Critical patent/GB2081119A/en
Application granted granted Critical
Publication of GB2081119B publication Critical patent/GB2081119B/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
    • A61M1/16—Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis with membranes
    • A61M1/1654—Dialysates therefor
    • A61M1/1656—Apparatus for preparing dialysates
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F25/50—Circulation mixers, e.g. wherein at least part of the mixture is discharged from and reintroduced into a receptacle
    • B01F25/51—Circulation mixers, e.g. wherein at least part of the mixture is discharged from and reintroduced into a receptacle in which the mixture is circulated through a set of tubes, e.g. with gradual introduction of a component into the circulating flow
    • 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
    • A61M1/16—Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis with membranes
    • A61M1/1654—Dialysates therefor
    • A61M1/1656—Apparatus for preparing dialysates
    • A61M1/1658—Degasification
    • 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
    • A61M1/16—Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis with membranes
    • A61M1/1654—Dialysates therefor
    • A61M1/1656—Apparatus for preparing dialysates
    • A61M1/1668—Details of containers
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F11/00—Apparatus requiring external operation adapted at each repeated and identical operation to measure and separate a predetermined volume of fluid or fluent solid material from a supply or container, without regard to weight, and to deliver it
    • 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
    • A61M1/16—Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis with membranes
    • A61M1/1654—Dialysates therefor
    • A61M1/1656—Apparatus for preparing dialysates
    • A61M1/1657—Apparatus for preparing dialysates with centralised supply of dialysate or constituent thereof for more than one dialysis unit

Landscapes

  • Health & Medical Sciences (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Urology & Nephrology (AREA)
  • Animal Behavior & Ethology (AREA)
  • Public Health (AREA)
  • Engineering & Computer Science (AREA)
  • Anesthesiology (AREA)
  • Biomedical Technology (AREA)
  • Hematology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Emergency Medicine (AREA)
  • General Health & Medical Sciences (AREA)
  • Vascular Medicine (AREA)
  • Veterinary Medicine (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • External Artificial Organs (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
GB8118795A 1980-06-19 1981-06-18 Pressure and fluid flow activated simplified proportioning system Expired GB2081119B (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US16106580A 1980-06-19 1980-06-19
DE19823204520 DE3204520A1 (en) 1980-06-19 1982-02-10 Metering system, especially for artificial kidneys
CA000429421A CA1188177A (en) 1980-06-19 1983-06-01 Pressure and fluid flow activated, simplified proportioning system
FR8309772A FR2547412A1 (en) 1980-06-19 1983-06-13 Simplified pressurised-fluid dose mixing system, especially for haemodialysis devices

Publications (2)

Publication Number Publication Date
GB2081119A GB2081119A (en) 1982-02-17
GB2081119B true GB2081119B (en) 1984-03-28

Family

ID=27426371

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8118795A Expired GB2081119B (en) 1980-06-19 1981-06-18 Pressure and fluid flow activated simplified proportioning system

Country Status (5)

Country Link
JP (1) JPS5725860A (en)
CA (1) CA1188177A (en)
DE (1) DE3204520A1 (en)
FR (1) FR2547412A1 (en)
GB (1) GB2081119B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4521685A (en) * 1982-03-01 1985-06-04 Lord Corporation Tactile sensor for an industrial robot or the like
DE3339420A1 (en) * 1983-10-29 1985-05-09 Weber und Springmann GmbH, 3200 Hildesheim DEVICE FOR ADDIBLE ADDING A SUBSTANCE TO A SOLVENT OR DISPENSER
US4642766A (en) * 1985-03-06 1987-02-10 Phillips Petroleum Company Method and means of control for multi-source feedstock distribution system including optimization of supplies
US5609180A (en) * 1992-04-27 1997-03-11 Burlington Chemical Co., Inc. Liquid alkali system for fiber reactive dyeing
US7063455B2 (en) * 2003-01-06 2006-06-20 Applied Materials Chemical dilution system for semiconductor device processing system
CH712649A1 (en) * 2016-07-05 2018-01-15 Hemo Plus Sàrl Treatment center for hemodialysis care.
US20220241478A1 (en) * 2019-05-23 2022-08-04 Nxstage Medical, Inc. Medicament Preparation Devices, Methods, and Systems

Also Published As

Publication number Publication date
CA1188177A (en) 1985-06-04
GB2081119A (en) 1982-02-17
DE3204520A1 (en) 1983-08-18
JPS5725860A (en) 1982-02-10
FR2547412A1 (en) 1984-12-14

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee