SE0200370D0 - Method and apparatus for determining access flow - Google Patents

Method and apparatus for determining access flow

Info

Publication number
SE0200370D0
SE0200370D0 SE0200370A SE0200370A SE0200370D0 SE 0200370 D0 SE0200370 D0 SE 0200370D0 SE 0200370 A SE0200370 A SE 0200370A SE 0200370 A SE0200370 A SE 0200370A SE 0200370 D0 SE0200370 D0 SE 0200370D0
Authority
SE
Sweden
Prior art keywords
blood
arterial
chamber
access
venous
Prior art date
Application number
SE0200370A
Other languages
English (en)
Swedish (sv)
Inventor
Jan Sternby
Original Assignee
Gambro Lundia Ab
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 Gambro Lundia Ab filed Critical Gambro Lundia Ab
Priority to SE0200370A priority Critical patent/SE0200370D0/xx
Publication of SE0200370D0 publication Critical patent/SE0200370D0/xx
Priority to EP08001550.6A priority patent/EP1938847B1/fr
Priority to AT02783349T priority patent/ATE388728T1/de
Priority to JP2003565557A priority patent/JP4361374B2/ja
Priority to EP02783349A priority patent/EP1471957B1/fr
Priority to ES08001550.6T priority patent/ES2490602T3/es
Priority to PCT/IB2002/004537 priority patent/WO2003066135A1/fr
Priority to ES02783349T priority patent/ES2303862T3/es
Priority to CA2474635A priority patent/CA2474635C/fr
Priority to DE60225596T priority patent/DE60225596T2/de
Priority to KR1020047012251A priority patent/KR100905984B1/ko
Priority to US10/503,766 priority patent/US20050082226A1/en
Priority to AU2002347414A priority patent/AU2002347414B2/en
Priority to US13/872,728 priority patent/US20130338560A1/en

Links

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
    • A61M1/14Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis
    • A61M1/16Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis with membranes
    • A61M1/1601Control or regulation
    • A61M1/1617Control or regulation using measurements made during a temporary variation of a characteristic of the fresh dialysis fluid
    • 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
    • A61M1/16Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis with membranes
    • 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
    • A61M1/16Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis with membranes
    • A61M1/1601Control or regulation
    • A61M1/1603Regulation parameters
    • A61M1/1605Physical characteristics of the dialysate fluid
    • 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
    • A61M1/00Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
    • A61M1/34Filtering material out of the blood by passing it through a membrane, i.e. hemofiltration or diafiltration
    • 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
    • A61M1/3653Interfaces between patient blood circulation and extra-corporal blood circuit
    • A61M1/3656Monitoring patency or flow at connection sites; Detecting disconnections
    • 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
    • A61M5/00Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/14Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
    • A61M5/168Means for controlling media flow to the body or for metering media to the body, e.g. drip meters, counters ; Monitoring media flow to the body
    • 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
    • A61M2202/00Special media to be introduced, removed or treated
    • A61M2202/04Liquids
    • A61M2202/0496Urine
    • A61M2202/0498Urea
    • 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
    • A61M2205/13General characteristics of the apparatus with means for the detection of operative contact with patient, e.g. lip sensor
    • 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
    • A61M2205/15Detection of leaks
    • 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
    • A61M2205/33Controlling, regulating or measuring
    • A61M2205/3317Electromagnetic, inductive or dielectric measuring means
    • 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
    • A61M2205/33Controlling, regulating or measuring
    • A61M2205/3324PH measuring means
    • 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
    • A61M2205/50General characteristics of the apparatus with microprocessors or computers
    • 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
    • A61M2230/00Measuring parameters of the user
    • A61M2230/65Impedance, e.g. conductivity, capacity

Landscapes

  • Health & Medical Sciences (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Urology & Nephrology (AREA)
  • Vascular Medicine (AREA)
  • Hematology (AREA)
  • Engineering & Computer Science (AREA)
  • Anesthesiology (AREA)
  • Biomedical Technology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Emergency Medicine (AREA)
  • Cardiology (AREA)
  • External Artificial Organs (AREA)
SE0200370A 2002-02-08 2002-02-08 Method and apparatus for determining access flow SE0200370D0 (sv)

Priority Applications (14)

Application Number Priority Date Filing Date Title
SE0200370A SE0200370D0 (sv) 2002-02-08 2002-02-08 Method and apparatus for determining access flow
AU2002347414A AU2002347414B2 (en) 2002-02-08 2002-10-31 Method and apparatus for determining access flow
PCT/IB2002/004537 WO2003066135A1 (fr) 2002-02-08 2002-10-31 Procede et appareil pour determiner le debit d'un fluide vers un acces
AT02783349T ATE388728T1 (de) 2002-02-08 2002-10-31 Gerät und die dazu gehörende software zur bestimmung der blutströmung bei dialyse
JP2003565557A JP4361374B2 (ja) 2002-02-08 2002-10-31 アクセスフローを決定する方法および装置
EP02783349A EP1471957B1 (fr) 2002-02-08 2002-10-31 Appareil et son programme pour déterminer le débit du sang pendant une dialyse
ES08001550.6T ES2490602T3 (es) 2002-02-08 2002-10-31 Aparato para determinar un flujo de acceso
EP08001550.6A EP1938847B1 (fr) 2002-02-08 2002-10-31 Appareil pour déterminer le débit d'accès
ES02783349T ES2303862T3 (es) 2002-02-08 2002-10-31 Aparato y su software para determinar el flujo sanguineo durante la dialisis.
CA2474635A CA2474635C (fr) 2002-02-08 2002-10-31 Procede et appareil pour determiner le debit d'un fluide vers un acces
DE60225596T DE60225596T2 (de) 2002-02-08 2002-10-31 Gerät und die dazu gehörende Software zur Bestimmung der Blutströmung bei Dialyse
KR1020047012251A KR100905984B1 (ko) 2002-02-08 2002-10-31 액세스 유량 측정 장치
US10/503,766 US20050082226A1 (en) 2002-02-08 2002-10-31 Method and apparatus for determining access flow
US13/872,728 US20130338560A1 (en) 2002-02-08 2013-04-29 Method and apparatus for determining access flow

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE0200370A SE0200370D0 (sv) 2002-02-08 2002-02-08 Method and apparatus for determining access flow

Publications (1)

Publication Number Publication Date
SE0200370D0 true SE0200370D0 (sv) 2002-02-08

Family

ID=20286902

Family Applications (1)

Application Number Title Priority Date Filing Date
SE0200370A SE0200370D0 (sv) 2002-02-08 2002-02-08 Method and apparatus for determining access flow

Country Status (11)

Country Link
US (2) US20050082226A1 (fr)
EP (2) EP1938847B1 (fr)
JP (1) JP4361374B2 (fr)
KR (1) KR100905984B1 (fr)
AT (1) ATE388728T1 (fr)
AU (1) AU2002347414B2 (fr)
CA (1) CA2474635C (fr)
DE (1) DE60225596T2 (fr)
ES (2) ES2490602T3 (fr)
SE (1) SE0200370D0 (fr)
WO (1) WO2003066135A1 (fr)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1604698B1 (fr) * 2004-06-08 2018-09-12 Gambro Lundia AB Methode de calcul fondée sur la conductivité d'un fluide de traitement dans des appareils de traitement du sang
EP1898811B1 (fr) * 2005-06-30 2019-03-06 Rox Medical, Inc. Dispositifs et systèmes de création d'une fistule périphérique
US7815809B2 (en) * 2005-12-13 2010-10-19 Gambro Lundia Ab Method for conductivity calculation in a treatment fluid upstream and downstream a filtration unit in apparatuses for the blood treatment
FR2911417B1 (fr) 2007-01-17 2009-02-27 Gambro Lundia Ab Suivi de l'acces vasculaire d'un patient soumis a des seances successives de traitement extracorporel de sang
DE102007004115B4 (de) * 2007-01-26 2010-05-06 Fresenius Medical Care Deutschland Gmbh Dialysemaschine und Verfahren zur Feststellung der Verkalkung einer Dialysemaschine
GB2449471B (en) * 2007-05-23 2011-01-12 Laerdal Medical As Cardiopulmonary bypass device
DE102007056475A1 (de) * 2007-11-22 2009-06-04 Fresenius Medical Care Deutschland Gmbh Verfahren und Vorrichtung zum Bestimmen der Rezirkulation in einer Fistel oder der kardiopulmonalen Rezirkulation sowie Blutbehandlungsvorrichtung mit einer Vorrichtung zur Bestimmung der Fistelrezirkulation oder des kardiopulmonalen Rezirkulationsanteils
EP2268337B1 (fr) 2008-04-15 2018-10-03 Gambro Lundia AB Appareil de traitement du sang
US20100051552A1 (en) * 2008-08-28 2010-03-04 Baxter International Inc. In-line sensors for dialysis applications
WO2011080194A1 (fr) 2009-12-28 2011-07-07 Gambro Lundia Ab Dispositif et procédé de contrôle de la vitesse d'écoulement des fluides dans un système cardiovasculaire
DE102010032980A1 (de) * 2010-07-31 2012-02-02 Fresenius Medical Care Deutschland Gmbh Vorrichtung und Verfahren zur Erkennung der Richtung der Flüssigkeitsströmung durch einen Dialysator
EP3536361B1 (fr) 2011-03-23 2020-10-07 NxStage Medical Inc. Systèmes, dispositifs et procédés de dialyse péritonéale
US9861733B2 (en) 2012-03-23 2018-01-09 Nxstage Medical Inc. Peritoneal dialysis systems, devices, and methods
DE102014011250A1 (de) * 2014-08-01 2016-02-04 Fresenius Medical Care Deutschland Gmbh Vorrichtung zur Erkennung der Richtung der Flüssigkeitsströmung durch einen Dialysator
US20160356874A1 (en) * 2015-06-02 2016-12-08 Fresenius Medical Care Holdings, Inc. Sensor Calibration for Dialysis Systems
US10406269B2 (en) 2015-12-29 2019-09-10 Fresenius Medical Care Holdings, Inc. Electrical sensor for fluids
US10617809B2 (en) 2015-12-29 2020-04-14 Fresenius Medical Care Holdings, Inc. Electrical sensor for fluids
EP3478334B1 (fr) * 2016-06-30 2020-03-25 Gambro Lundia AB Test de connexion pour machines de traitement du sang ii
WO2018001994A1 (fr) * 2016-06-30 2018-01-04 Gambro Lundia Ab Test de connexion pour machines de traitement du sang i
US11992589B2 (en) * 2016-10-03 2024-05-28 Gambro Lundia Ab Measuring access flow rate by use of blood treatment machine
DE102017109127A1 (de) * 2017-04-27 2018-10-31 B. Braun Avitum Ag Verfahren und Vorrichtung zur intermittierenden, pulsierenden Proportionierung einer Dialysierflüssigkeitsmischung
JP7038358B2 (ja) * 2017-09-14 2022-03-18 株式会社アルチザンラボ 血液浄化装置
CA3092575A1 (fr) 2018-02-28 2019-09-06 Nxstage Medical, Inc. Dispositifs, procedes et systemes de preparation de fluide et de traitement

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5312550B1 (en) * 1992-04-27 1996-04-23 Robert L Hester Method for detecting undesired dialysis recirculation
DE69319685T2 (de) * 1992-09-30 1998-11-12 Cobe Lab Differentialleitungsfähigkeitsrückströmungsmonitor
GB2276566A (en) * 1993-03-24 1994-10-05 Saitekku Kabushiki Kaisha Haemodialyser unit
FR2713937B1 (fr) * 1993-12-17 1996-05-31 Hospal Ind Procédé de détermination d'un paramètre significatif du progrès d'un traitement extracorporel de sang.
US5685989A (en) * 1994-09-16 1997-11-11 Transonic Systems, Inc. Method and apparatus to measure blood flow and recirculation in hemodialysis shunts
US5453576A (en) 1994-10-24 1995-09-26 Transonic Systems Inc. Cardiovascular measurements by sound velocity dilution
US6648845B1 (en) * 1998-01-07 2003-11-18 Fresenius Medical Care North America Method and apparatus for determining hemodialysis parameters
US5894011A (en) 1998-06-24 1999-04-13 Prosl; Frank R. Flow reversing device for hemodialysis
US6726647B1 (en) * 1998-10-23 2004-04-27 Gambro Ab Method and device for measuring access flow
JP4394288B2 (ja) * 1998-10-23 2010-01-06 ガンブロ アーベー アクセス流を測定するための方法及び装置

Also Published As

Publication number Publication date
EP1938847A3 (fr) 2011-05-18
CA2474635C (fr) 2011-03-08
CA2474635A1 (fr) 2003-08-14
AU2002347414A2 (en) 2003-09-02
US20050082226A1 (en) 2005-04-21
JP2005516688A (ja) 2005-06-09
JP4361374B2 (ja) 2009-11-11
ATE388728T1 (de) 2008-03-15
DE60225596D1 (de) 2008-04-24
WO2003066135A1 (fr) 2003-08-14
EP1471957B1 (fr) 2008-03-12
EP1938847B1 (fr) 2014-06-11
AU2002347414A1 (en) 2003-09-02
DE60225596T2 (de) 2009-04-23
KR20040093713A (ko) 2004-11-08
ES2490602T3 (es) 2014-09-04
US20130338560A1 (en) 2013-12-19
AU2002347414B2 (en) 2008-12-04
EP1471957A1 (fr) 2004-11-03
EP1938847A2 (fr) 2008-07-02
ES2303862T3 (es) 2008-09-01
KR100905984B1 (ko) 2009-07-06

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