DD293964A5 - Fluid-stroemungsregelgeraet - Google Patents

Fluid-stroemungsregelgeraet Download PDF

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Publication number
DD293964A5
DD293964A5 DD89335627A DD33562789A DD293964A5 DD 293964 A5 DD293964 A5 DD 293964A5 DD 89335627 A DD89335627 A DD 89335627A DD 33562789 A DD33562789 A DD 33562789A DD 293964 A5 DD293964 A5 DD 293964A5
Authority
DD
German Democratic Republic
Prior art keywords
fluid
flow control
control device
fluid flow
pressure
Prior art date
Application number
DD89335627A
Other languages
German (de)
English (en)
Inventor
Robin G Hood
Original Assignee
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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 ��������@����@���Kk�� filed Critical ��������@����@���Kk��
Publication of DD293964A5 publication Critical patent/DD293964A5/de

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Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M1/00Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
    • A61M1/36Other treatment of blood in a by-pass of the natural circulatory system, e.g. temperature adaptation, irradiation ; Extra-corporeal blood circuits
    • A61M1/3621Extra-corporeal blood circuits
    • A61M1/3663Flow rate transducers; Flow integrators
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M1/00Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
    • A61M1/14Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis
    • A61M1/30Single 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
    • A61M1/301Details
    • A61M1/305Control of inversion point between collection and re-infusion phase
    • A61M1/306Pressure control, e.g. using substantially rigid closed or gas buffered or elastic reservoirs
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M1/00Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
    • A61M1/14Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis
    • A61M1/30Single 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
    • A61M1/301Details
    • A61M1/309Details with trans-membrane pressure [TMP] increasing substantially continuously during arterial phase
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M1/00Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
    • A61M1/36Other treatment of blood in a by-pass of the natural circulatory system, e.g. temperature adaptation, irradiation ; Extra-corporeal blood circuits
    • A61M1/3621Extra-corporeal blood circuits
    • A61M1/3622Extra-corporeal blood circuits with a cassette forming partially or totally the blood circuit
    • A61M1/36222Details related to the interface between cassette and machine
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M1/00Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
    • A61M1/36Other treatment of blood in a by-pass of the natural circulatory system, e.g. temperature adaptation, irradiation ; Extra-corporeal blood circuits
    • A61M1/3621Extra-corporeal blood circuits
    • A61M1/3622Extra-corporeal blood circuits with a cassette forming partially or totally the blood circuit
    • A61M1/36224Extra-corporeal blood circuits with a cassette forming partially or totally the blood circuit with sensing means or components thereof
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M1/00Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
    • A61M1/36Other treatment of blood in a by-pass of the natural circulatory system, e.g. temperature adaptation, irradiation ; Extra-corporeal blood circuits
    • A61M1/3621Extra-corporeal blood circuits
    • A61M1/3622Extra-corporeal blood circuits with a cassette forming partially or totally the blood circuit
    • A61M1/36225Extra-corporeal blood circuits with a cassette forming partially or totally the blood circuit with blood pumping means or components thereof
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M1/00Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
    • A61M1/36Other treatment of blood in a by-pass of the natural circulatory system, e.g. temperature adaptation, irradiation ; Extra-corporeal blood circuits
    • A61M1/3621Extra-corporeal blood circuits
    • A61M1/3622Extra-corporeal blood circuits with a cassette forming partially or totally the blood circuit
    • A61M1/36226Constructional details of cassettes, e.g. specific details on material or shape
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M1/00Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
    • A61M1/36Other treatment of blood in a by-pass of the natural circulatory system, e.g. temperature adaptation, irradiation ; Extra-corporeal blood circuits
    • A61M1/3621Extra-corporeal blood circuits
    • A61M1/3622Extra-corporeal blood circuits with a cassette forming partially or totally the blood circuit
    • A61M1/36226Constructional details of cassettes, e.g. specific details on material or shape
    • A61M1/362263Details of incorporated filters
    • A61M1/362264Details of incorporated filters the filter being a blood filter
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M1/00Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
    • A61M1/14Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis
    • A61M1/30Single 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
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M2205/00General characteristics of the apparatus
    • A61M2205/12General characteristics of the apparatus with interchangeable cassettes forming partially or totally the fluid circuit
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M2205/00General characteristics of the apparatus
    • A61M2205/12General characteristics of the apparatus with interchangeable cassettes forming partially or totally the fluid circuit
    • A61M2205/128General characteristics of the apparatus with interchangeable cassettes forming partially or totally the fluid circuit with incorporated valves

Landscapes

  • Health & Medical Sciences (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Vascular Medicine (AREA)
  • Hematology (AREA)
  • Animal Behavior & Ethology (AREA)
  • Engineering & Computer Science (AREA)
  • Anesthesiology (AREA)
  • Biomedical Technology (AREA)
  • Veterinary Medicine (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Public Health (AREA)
  • General Health & Medical Sciences (AREA)
  • Cardiology (AREA)
  • Urology & Nephrology (AREA)
  • Emergency Medicine (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • External Artificial Organs (AREA)
  • Flow Control (AREA)
DD89335627A 1988-12-13 1989-12-13 Fluid-stroemungsregelgeraet DD293964A5 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB888829311A GB8829311D0 (en) 1988-12-13 1988-12-13 Fluid flow control apparatus

Publications (1)

Publication Number Publication Date
DD293964A5 true DD293964A5 (de) 1991-09-19

Family

ID=10648559

Family Applications (1)

Application Number Title Priority Date Filing Date
DD89335627A DD293964A5 (de) 1988-12-13 1989-12-13 Fluid-stroemungsregelgeraet

Country Status (11)

Country Link
EP (1) EP0448592B1 (pt)
JP (1) JPH04506462A (pt)
AU (1) AU4757790A (pt)
BR (1) BR8907820A (pt)
CA (1) CA2005465A1 (pt)
DD (1) DD293964A5 (pt)
DE (1) DE68913759D1 (pt)
ES (1) ES2050423T3 (pt)
GB (1) GB8829311D0 (pt)
IN (1) IN174900B (pt)
WO (1) WO1990006781A1 (pt)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE9303319D0 (sv) * 1993-10-11 1993-10-11 Gambro Ab Sätt att beräkna och/eller styra flöder under en viss tidsperiod genom en peristaltisk pump samt en monitor anpassad för utövning av detta sätt
SE9402720D0 (sv) * 1994-08-15 1994-08-15 Gambro Ab Insats för tryckgivare
ITTO20011222A1 (it) 2001-12-27 2003-06-27 Gambro Lundia Ab Apparecchiatura per il controllo di flusso sanguigno in un circuito-extracorporeo di sangue.
DE102015102658A1 (de) * 2015-02-25 2016-08-25 B. Braun Avitum Ag Gehäusefrontintegrierte Blutpumpe
CN108697942B (zh) * 2015-12-24 2021-05-11 埃伦医疗器械有限公司 治疗流体制备系统
WO2019125898A1 (en) * 2017-12-20 2019-06-27 Kci Licensing, Inc. Combination hanger arm extension and pump cover for a wound therapy device

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3774762A (en) * 1971-01-20 1973-11-27 E Lichtenstein Analogue fluid flow programming structures
US4226751A (en) * 1977-11-29 1980-10-07 Exxon Research & Engineering Co. Fibers of ionic thermoplastic polymers
US4187057A (en) * 1978-01-11 1980-02-05 Stewart-Naumann Laboratories, Inc. Peristaltic infusion pump and disposable cassette for use therewith
US4537561A (en) * 1983-02-24 1985-08-27 Medical Technology, Ltd. Peristaltic infusion pump and disposable cassette for use therewith

Also Published As

Publication number Publication date
CA2005465A1 (en) 1990-06-13
ES2050423T3 (es) 1994-05-16
GB8829311D0 (en) 1989-01-25
BR8907820A (pt) 1991-10-22
WO1990006781A1 (en) 1990-06-28
JPH04506462A (ja) 1992-11-12
DE68913759D1 (de) 1994-04-14
AU4757790A (en) 1990-07-10
EP0448592A1 (en) 1991-10-02
IN174900B (pt) 1995-04-01
EP0448592B1 (en) 1994-03-09

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