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 CA2474635A priority patent/CA2474635C/en
Priority to JP2003565557A priority patent/JP4361374B2/ja
Priority to US10/503,766 priority patent/US20050082226A1/en
Priority to ES02783349T priority patent/ES2303862T3/es
Priority to ES08001550.6T priority patent/ES2490602T3/es
Priority to PCT/IB2002/004537 priority patent/WO2003066135A1/en
Priority to EP08001550.6A priority patent/EP1938847B1/en
Priority to AU2002347414A priority patent/AU2002347414B2/en
Priority to DE60225596T priority patent/DE60225596T2/de
Priority to AT02783349T priority patent/ATE388728T1/de
Priority to KR1020047012251A priority patent/KR100905984B1/ko
Priority to EP02783349A priority patent/EP1471957B1/en
Priority to US13/872,728 priority patent/US20130338560A1/en

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
    • A61M1/1601—Control or regulation
    • A61M1/1617—Control or regulation using measurements made during a temporary variation of a characteristic of the fresh dialysis fluid
    • 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
    • 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
    • A61M1/30—Single 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
    • 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
    • A61M1/34—Filtering material out of the blood by passing it through a membrane, i.e. hemofiltration or diafiltration
    • 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
    • A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
    • A61M5/168—Means 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
    • 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
    • A61M2205/13—General characteristics of the apparatus with means for the detection of operative contact with patient, e.g. lip sensor
    • 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
    • A61M2205/50—General characteristics of the apparatus with microprocessors or computers
    • 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
    • A61M2230/00—Measuring parameters of the user
    • A61M2230/65—Impedance, e.g. conductivity, capacity

Landscapes

  • Health & Medical Sciences (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Urology & Nephrology (AREA)
  • Vascular Medicine (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Anesthesiology (AREA)
  • Biomedical Technology (AREA)
  • Hematology (AREA)
  • Engineering & Computer Science (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
EP02783349A EP1471957B1 (en) 2002-02-08 2002-10-31 Apparatus and its software for determining blood-flow during dialysis
PCT/IB2002/004537 WO2003066135A1 (en) 2002-02-08 2002-10-31 Method and apparatus for determining access flow
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
US10/503,766 US20050082226A1 (en) 2002-02-08 2002-10-31 Method and apparatus for determining access flow
ES02783349T ES2303862T3 (es) 2002-02-08 2002-10-31 Aparato y su software para determinar el flujo sanguineo durante la dialisis.
ES08001550.6T ES2490602T3 (es) 2002-02-08 2002-10-31 Aparato para determinar un flujo de acceso
CA2474635A CA2474635C (en) 2002-02-08 2002-10-31 Method and apparatus for determining access flow
EP08001550.6A EP1938847B1 (en) 2002-02-08 2002-10-31 Apparatus for determining access flow
AU2002347414A AU2002347414B2 (en) 2002-02-08 2002-10-31 Method and apparatus for determining access flow
DE60225596T DE60225596T2 (de) 2002-02-08 2002-10-31 Gerät und die dazu gehörende Software zur Bestimmung der Blutströmung bei Dialyse
AT02783349T ATE388728T1 (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
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 (enExample)
EP (2) EP1938847B1 (enExample)
JP (1) JP4361374B2 (enExample)
KR (1) KR100905984B1 (enExample)
AT (1) ATE388728T1 (enExample)
AU (1) AU2002347414B2 (enExample)
CA (1) CA2474635C (enExample)
DE (1) DE60225596T2 (enExample)
ES (2) ES2490602T3 (enExample)
SE (1) SE0200370D0 (enExample)
WO (1) WO2003066135A1 (enExample)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1604698B1 (en) * 2004-06-08 2018-09-12 Gambro Lundia AB Method for conductivity calculation in a treatment fluid in apparatuses for the blood treatment
WO2007005386A1 (en) * 2005-06-30 2007-01-11 Rox Medical, Inc. Devices, systems, and methods for creation of a peripherally located fistula
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 (en) 2008-04-15 2018-10-03 Gambro Lundia AB Blood treatment apparatus
US20100051552A1 (en) * 2008-08-28 2010-03-04 Baxter International Inc. In-line sensors for dialysis applications
CN102740902B (zh) 2009-12-28 2015-04-22 甘布罗伦迪亚股份公司 用于监测心血管系统中的流体流速的装置和方法
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
CN103619372A (zh) 2011-03-23 2014-03-05 纳科斯达格医药股份有限公司 腹膜透析系统、装置和方法
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
US10617809B2 (en) 2015-12-29 2020-04-14 Fresenius Medical Care Holdings, Inc. Electrical sensor for fluids
US10406269B2 (en) 2015-12-29 2019-09-10 Fresenius Medical Care Holdings, Inc. Electrical sensor for fluids
WO2018001994A1 (en) * 2016-06-30 2018-01-04 Gambro Lundia Ab Connection test for blood treatment machines i
WO2018001996A1 (en) * 2016-06-30 2018-01-04 Gambro Lundia Ab Connection test for blood treatment machines ii
EP3565616B1 (en) * 2016-10-03 2025-11-19 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
WO2018237375A1 (en) 2017-06-24 2018-12-27 Nxstage Medical, Inc. Peritoneal dialysis fluid preparation and/or treatment devices methods and systems
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
EP3758771B1 (en) 2018-02-28 2025-10-01 NxStage Medical, Inc. Fluid preparation methods
EP4017384A1 (en) 2019-08-22 2022-06-29 Edwards Lifesciences Corporation Puncture needles
CR20220218A (es) 2019-11-14 2022-08-22 Edwards Lifesciences Corp Colocación transcatéter de implante médico
DE102023108353A1 (de) 2023-03-31 2024-10-02 B.Braun Avitum Ag Verfahren und System zur Betriebsüberwachung eines medizinischen Geräts zur extrakorporalen Blutbehandlung

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
EP0835669A3 (en) 1992-09-30 1998-09-09 COBE Laboratories, Inc. Differential recirculation monitor
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
WO2000024440A1 (en) * 1998-10-23 2000-05-04 Gambro Ab Method and device for measuring access flow

Also Published As

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

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