FI790937A - Foerfarande och anordning foer detektering av bloedning i ett hemodialyssystem - Google Patents

Foerfarande och anordning foer detektering av bloedning i ett hemodialyssystem

Info

Publication number
FI790937A
FI790937A FI790937A FI790937A FI790937A FI 790937 A FI790937 A FI 790937A FI 790937 A FI790937 A FI 790937A FI 790937 A FI790937 A FI 790937A FI 790937 A FI790937 A FI 790937A
Authority
FI
Finland
Prior art keywords
hemodialyssystem
blockeding
procedure
detection
Prior art date
Application number
FI790937A
Other languages
English (en)
Finnish (fi)
Inventor
Naim Gulam Dam
John Peter Hufnagel
Original Assignee
Hoechst 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 Hoechst Ag filed Critical Hoechst Ag
Publication of FI790937A publication Critical patent/FI790937A/fi

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D65/00—Accessories or auxiliary operations, in general, for separation processes or apparatus using semi-permeable membranes
    • B01D65/10—Testing of membranes or membrane apparatus; Detecting or repairing leaks
    • B01D65/104—Detection of leaks in membrane apparatus or modules
    • 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
    • A61M1/1692—Detection of blood traces in dialysate
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
    • G01F1/66—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by measuring frequency, phase shift or propagation time of electromagnetic or other waves, e.g. using ultrasonic flowmeters
    • G01F1/661—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by measuring frequency, phase shift or propagation time of electromagnetic or other waves, e.g. using ultrasonic flowmeters using light
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M3/00—Investigating fluid-tightness of structures
    • G01M3/38—Investigating fluid-tightness of structures by using light

Landscapes

  • Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Urology & Nephrology (AREA)
  • General Physics & Mathematics (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Anesthesiology (AREA)
  • Hematology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Vascular Medicine (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Biomedical Technology (AREA)
  • Emergency Medicine (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Electromagnetism (AREA)
  • Fluid Mechanics (AREA)
  • External Artificial Organs (AREA)
FI790937A 1978-03-22 1979-03-20 Foerfarande och anordning foer detektering av bloedning i ett hemodialyssystem FI790937A (fi)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/888,859 US4166961A (en) 1978-03-22 1978-03-22 Method and apparatus for detecting a blood leak in a hemodialysis system

Publications (1)

Publication Number Publication Date
FI790937A true FI790937A (fi) 1979-09-23

Family

ID=25394047

Family Applications (1)

Application Number Title Priority Date Filing Date
FI790937A FI790937A (fi) 1978-03-22 1979-03-20 Foerfarande och anordning foer detektering av bloedning i ett hemodialyssystem

Country Status (11)

Country Link
US (1) US4166961A (ja)
EP (1) EP0004599B1 (ja)
JP (1) JPS54132393A (ja)
AT (1) AT368392B (ja)
BR (1) BR7901774A (ja)
CA (1) CA1117788A (ja)
DE (1) DE2960966D1 (ja)
DK (1) DK115579A (ja)
ES (1) ES478647A1 (ja)
FI (1) FI790937A (ja)
NO (1) NO143691C (ja)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4280495A (en) * 1978-11-24 1981-07-28 Sarns, Inc. Air emboli detection
US4469398A (en) * 1981-10-27 1984-09-04 Oximetrix, Inc. Optical connector for use during photometric analysis
US4490134A (en) * 1982-09-24 1984-12-25 Extracorporeal Medical Specialties, Inc. Dual phase blood flow system and method of operation
DE3421176A1 (de) * 1984-06-07 1985-12-19 Sartorius GmbH, 3400 Göttingen Vorrichtung zum akustischen nachweis von gasblasen in fluessigkeiten wie blut oder infusionsloesungen
JPH0257239A (ja) * 1988-08-23 1990-02-27 Terumo Corp 光センサ用プローブ
US5591344A (en) * 1995-02-13 1997-01-07 Aksys, Ltd. Hot water disinfection of dialysis machines, including the extracorporeal circuit thereof
US7147615B2 (en) 2001-06-22 2006-12-12 Baxter International Inc. Needle dislodgement detection
US10155082B2 (en) * 2002-04-10 2018-12-18 Baxter International Inc. Enhanced signal detection for access disconnection systems
US7022098B2 (en) 2002-04-10 2006-04-04 Baxter International Inc. Access disconnection systems and methods
US7138088B2 (en) * 2002-04-10 2006-11-21 Baxter International Inc. Access disconnection system and methods
US20040254513A1 (en) 2002-04-10 2004-12-16 Sherwin Shang Conductive polymer materials and applications thereof including monitoring and providing effective therapy
US7052480B2 (en) 2002-04-10 2006-05-30 Baxter International Inc. Access disconnection systems and methods
US8029454B2 (en) 2003-11-05 2011-10-04 Baxter International Inc. High convection home hemodialysis/hemofiltration and sorbent system
US7744553B2 (en) 2003-12-16 2010-06-29 Baxter International Inc. Medical fluid therapy flow control systems and methods
WO2008150776A2 (en) * 2007-05-29 2008-12-11 Fresenius Medical Care Holdings, Inc. Solutions, dialysates, and related methods
US8114043B2 (en) 2008-07-25 2012-02-14 Baxter International Inc. Electromagnetic induction access disconnect sensor
DE102009036044A1 (de) * 2009-08-04 2011-02-10 Fresenius Medical Care Deutschland Gmbh Vorrichtung und Verfahren zur Erkennung von Blut oder Blutbestandteilen im Flüssigkeitssystem einer Vorrichtung zur extrakorporalen Blutbehandlung
GB201018417D0 (en) * 2010-11-01 2010-12-15 Gas Sensing Solutions Ltd Apparatus and method for generating light pulses from LEDs in optical absorption gas sensors
DE102014011695A1 (de) * 2014-08-07 2016-02-11 Fresenius Medical Care Deutschland Gmbh Blutbehandlungsvorrichtung mit einer Funktionseinheit zur Durchführung der Blutbehandlung und Verfahren zur Überprüfung der Funktionsfähigkeit und/oder des Betriebszustandes der Funktionseinheit
CN111141468B (zh) * 2018-11-02 2022-05-17 健帆生物科技集团股份有限公司 漏血检测装置及其检测电路、漏血检测方法
US11504657B2 (en) * 2019-03-27 2022-11-22 Haier Us Appliance Solutions, Inc. Leak detection assembly for use with a filter assembly for a refrigerator appliance

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3352779A (en) * 1965-10-23 1967-11-14 Sweden Freezer Mfg Co Hemodialysis system
DE1936120A1 (de) * 1969-07-16 1971-01-28 Funke Hermann Dietrich Sensor eines Blutdetektors
BE756841A (fr) * 1969-10-10 1971-03-01 Commissariat Energie Atomique Detecteur de fuite de sang pour rein artificiel
IT943410B (it) * 1971-06-30 1973-04-02 Sorin Spa Dispositivo utilizzabile nell emo dialisi per la misura di perdite ematiche della soluzione elettrolitica
US3809241A (en) * 1973-02-23 1974-05-07 Electro Sys Eng Inc Self-container kidney dialysis apparatus
US3900396A (en) * 1974-03-22 1975-08-19 Baxter Laboratories Inc Blood leak detector
JPS5911864B2 (ja) * 1975-07-14 1984-03-19 武田薬品工業株式会社 漏血検知装置
US4038982A (en) * 1975-12-03 1977-08-02 Burron Medical Products, Inc. Electrically controlled intravenous infusion set
DE2611383C2 (de) * 1976-03-18 1985-01-31 Salvia Regel- Und Medizintechnik Gmbh, 6231 Schwalbach Verfahren zum Nachweis des Blutübertritts in eine Spülflüssigkeit bei der Hämodialyse und Vorrichtung zur Durchführung des Verfahrens
CA1119971A (en) * 1976-09-07 1982-03-16 James T. Hutchisson Hemodialysis system with modular dialysate manifold assembly

Also Published As

Publication number Publication date
JPS54132393A (en) 1979-10-15
CA1117788A (en) 1982-02-09
NO143691C (no) 1981-04-01
DK115579A (da) 1979-09-23
NO143691B (no) 1980-12-22
EP0004599A1 (de) 1979-10-17
BR7901774A (pt) 1979-11-20
AT368392B (de) 1982-10-11
ATA207879A (de) 1982-02-15
ES478647A1 (es) 1979-11-16
US4166961A (en) 1979-09-04
NO790957L (no) 1979-09-25
DE2960966D1 (en) 1981-12-24
EP0004599B1 (de) 1981-10-14

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Legal Events

Date Code Title Description
FD Application lapsed

Owner name: HOECHST AKTIENGESELLSCHAFT