KR100591574B1 - 통로 유량을 측정하는 방법 및 장치 - Google Patents

통로 유량을 측정하는 방법 및 장치 Download PDF

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Publication number
KR100591574B1
KR100591574B1 KR1020017004947A KR20017004947A KR100591574B1 KR 100591574 B1 KR100591574 B1 KR 100591574B1 KR 1020017004947 A KR1020017004947 A KR 1020017004947A KR 20017004947 A KR20017004947 A KR 20017004947A KR 100591574 B1 KR100591574 B1 KR 100591574B1
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South Korea
Prior art keywords
concentration
blood
passage
flow rate
substance
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 - Fee Related
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KR1020017004947A
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English (en)
Korean (ko)
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KR20010083917A (ko
Inventor
스테른비얀
미쉬킨게리
아스브링크페리
닐슨에디
Original Assignee
감브로 아베
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Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F9/00—Measuring volume flow relative to another variable, e.g. of liquid fuel for an engine
    • 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
    • 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
    • A61M1/1601—Control or regulation
    • A61M1/1603—Regulation parameters
    • A61M1/1605—Physical characteristics of the dialysate fluid
    • A61M1/1607—Physical characteristics of the dialysate fluid before use, i.e. upstream of dialyser
    • 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
    • A61M1/1601—Control or regulation
    • A61M1/1603—Regulation parameters
    • A61M1/1605—Physical characteristics of the dialysate fluid
    • A61M1/1609—Physical characteristics of the dialysate fluid after use, i.e. downstream of dialyser
    • 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
    • A61M1/36—Other treatment of blood in a by-pass of the natural circulatory system, e.g. temperature adaptation, irradiation ; Extra-corporeal blood circuits
    • A61M1/3607—Regulation parameters
    • A61M1/3609—Physical characteristics of the blood, e.g. haematocrit, urea
    • A61M1/361—Physical characteristics of the blood, e.g. haematocrit, urea before treatment
    • 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
    • A61M1/36—Other treatment of blood in a by-pass of the natural circulatory system, e.g. temperature adaptation, irradiation ; Extra-corporeal blood circuits
    • A61M1/3621—Extra-corporeal blood circuits
    • A61M1/3653—Interfaces between patient blood circulation and extra-corporal blood circuit
    • A61M1/3656—Monitoring patency or flow at connection sites; Detecting disconnections
    • 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
    • A61M1/36—Other treatment of blood in a by-pass of the natural circulatory system, e.g. temperature adaptation, irradiation ; Extra-corporeal blood circuits
    • A61M1/3621—Extra-corporeal blood circuits
    • A61M1/3653—Interfaces between patient blood circulation and extra-corporal blood circuit
    • A61M1/3656—Monitoring patency or flow at connection sites; Detecting disconnections
    • A61M1/3658—Indicating the amount of purified blood recirculating in the fistula or shunt
    • 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
    • A61M1/36—Other treatment of blood in a by-pass of the natural circulatory system, e.g. temperature adaptation, irradiation ; Extra-corporeal blood circuits
    • A61M1/3621—Extra-corporeal blood circuits
    • A61M1/3663—Flow rate transducers; Flow integrators
    • 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
    • A61M2202/00—Special media to be introduced, removed or treated
    • A61M2202/04—Liquids
    • A61M2202/0496—Urine
    • A61M2202/0498—Urea
    • 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
    • A61M2205/00—General characteristics of the apparatus
    • A61M2205/15—Detection of leaks
    • 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
    • A61M2205/00—General characteristics of the apparatus
    • A61M2205/33—Controlling, regulating or measuring
    • A61M2205/3317—Electromagnetic, inductive or dielectric measuring means
    • 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
    • A61M2205/00—General characteristics of the apparatus
    • A61M2205/33—Controlling, regulating or measuring
    • A61M2205/3324—PH measuring means
    • 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
    • A61M2205/00—General characteristics of the apparatus
    • A61M2205/33—Controlling, regulating or measuring
    • A61M2205/3331—Pressure; 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
    • A61M2205/00—General characteristics of the apparatus
    • A61M2205/33—Controlling, regulating or measuring
    • A61M2205/3331—Pressure; Flow
    • A61M2205/3334—Measuring or controlling the flow rate

Landscapes

  • Health & Medical Sciences (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Vascular Medicine (AREA)
  • Public Health (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Veterinary Medicine (AREA)
  • General Health & Medical Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Engineering & Computer Science (AREA)
  • Anesthesiology (AREA)
  • Biomedical Technology (AREA)
  • Hematology (AREA)
  • Urology & Nephrology (AREA)
  • Emergency Medicine (AREA)
  • Cardiology (AREA)
  • Fluid Mechanics (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • External Artificial Organs (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
KR1020017004947A 1998-10-23 1999-10-22 통로 유량을 측정하는 방법 및 장치 Expired - Fee Related KR100591574B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10539698P 1998-10-23 1998-10-23
US60/105,396 1998-10-23

Publications (2)

Publication Number Publication Date
KR20010083917A KR20010083917A (ko) 2001-09-03
KR100591574B1 true KR100591574B1 (ko) 2006-06-20

Family

ID=22305607

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020017004947A Expired - Fee Related KR100591574B1 (ko) 1998-10-23 1999-10-22 통로 유량을 측정하는 방법 및 장치

Country Status (9)

Country Link
EP (2) EP2198900B1 (enExample)
JP (2) JP4394288B2 (enExample)
KR (1) KR100591574B1 (enExample)
CN (1) CN1204930C (enExample)
AU (1) AU759593B2 (enExample)
CA (1) CA2345965C (enExample)
HK (1) HK1040203A1 (enExample)
NZ (1) NZ510869A (enExample)
WO (1) WO2000024440A1 (enExample)

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DE10259437B3 (de) * 2002-12-19 2004-09-16 Fresenius Medical Care Deutschland Gmbh Verfahren und Vorrichtung zur Bestimmung des Blutflusses in einer blutführenden Leitung
DE602004030941D1 (de) 2003-10-31 2011-02-17 Gambro Lundia Ab Kreislauf für die extrakorporale blutbehandlung und dabei verwendete fluss-umkehr-vorrichtung
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JP6312118B2 (ja) * 2013-05-16 2018-04-18 学校法人東京理科大学 電気特性測定装置、電気特性測定方法およびプログラム
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DE102013018444A1 (de) * 2013-11-05 2015-05-07 Novalung Gmbh Vorrichtung mit einer Fluidpumpe, mindestens zwei Bauchdeckenzugängen und Fluidpumpe und Bauchdecke verbindenden Schläuchen
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US10994064B2 (en) 2016-08-10 2021-05-04 Medtronic, Inc. Peritoneal dialysate flow path sensing
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JP7354839B2 (ja) * 2017-10-06 2023-10-03 ニプロ株式会社 流路切り換え装置
JP6914803B2 (ja) * 2017-10-17 2021-08-04 日機装株式会社 血液浄化装置
JP6997582B2 (ja) * 2017-10-17 2022-01-17 日機装株式会社 血液浄化装置
CN107802906B (zh) * 2017-11-21 2023-09-22 四川大学华西医院 一种血液净化系统
US11278654B2 (en) 2017-12-07 2022-03-22 Medtronic, Inc. Pneumatic manifold for a dialysis system
US11110215B2 (en) 2018-02-23 2021-09-07 Medtronic, Inc. Degasser and vent manifolds for dialysis
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US11806457B2 (en) 2018-11-16 2023-11-07 Mozarc Medical Us Llc Peritoneal dialysis adequacy meaurements
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Also Published As

Publication number Publication date
AU759593B2 (en) 2003-04-17
EP2198900A2 (en) 2010-06-23
WO2000024440A1 (en) 2000-05-04
JP2002528181A (ja) 2002-09-03
EP2198900A3 (en) 2011-02-23
CN1204930C (zh) 2005-06-08
AU1429900A (en) 2000-05-15
EP2198900B1 (en) 2016-02-10
JP2009268922A (ja) 2009-11-19
CA2345965A1 (en) 2000-05-04
CN1324255A (zh) 2001-11-28
NZ510869A (en) 2003-08-29
JP4394288B2 (ja) 2010-01-06
KR20010083917A (ko) 2001-09-03
EP1124599A1 (en) 2001-08-22
CA2345965C (en) 2010-12-14
EP1124599B1 (en) 2013-07-24
HK1040203A1 (zh) 2002-05-31
JP5275170B2 (ja) 2013-08-28

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AU2003213543A1 (en) Switch valve

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