[go: up one dir, main page]
More Web Proxy on the site http://driver.im/

DE602005023356D1 - Vorrichtung zur steuerung des blutflusses in einem extrakorporalen kreislauf - Google Patents

Vorrichtung zur steuerung des blutflusses in einem extrakorporalen kreislauf

Info

Publication number
DE602005023356D1
DE602005023356D1 DE602005023356T DE602005023356T DE602005023356D1 DE 602005023356 D1 DE602005023356 D1 DE 602005023356D1 DE 602005023356 T DE602005023356 T DE 602005023356T DE 602005023356 T DE602005023356 T DE 602005023356T DE 602005023356 D1 DE602005023356 D1 DE 602005023356D1
Authority
DE
Germany
Prior art keywords
vascular access
blood flow
value
mathematical
qbreal
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.)
Active
Application number
DE602005023356T
Other languages
English (en)
Inventor
Francesco Paolini
Carlo Alberto Lodi
Francesco Fontanazzi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Gambro Lundia AB
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
Publication of DE602005023356D1 publication Critical patent/DE602005023356D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • A61M60/00—Blood pumps; Devices for mechanical circulatory actuation; Balloon pumps for circulatory assistance
    • A61M60/20—Type thereof
    • A61M60/247—Positive displacement blood pumps
    • A61M60/253—Positive displacement blood pumps including a displacement member directly acting on the blood
    • A61M60/268—Positive displacement blood pumps including a displacement member directly acting on the blood the displacement member being flexible, e.g. membranes, diaphragms or bladders
    • A61M60/279—Peristaltic pumps, e.g. roller pumps
    • 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
    • A61M60/00—Blood pumps; Devices for mechanical circulatory actuation; Balloon pumps for circulatory assistance
    • A61M60/10—Location thereof with respect to the patient's body
    • A61M60/104—Extracorporeal pumps, i.e. the blood being pumped outside the patient's body
    • A61M60/109—Extracorporeal pumps, i.e. the blood being pumped outside the patient's body incorporated within extracorporeal blood circuits or systems
    • A61M60/113—Extracorporeal pumps, i.e. the blood being pumped outside the patient's body incorporated within extracorporeal blood circuits or systems in other functional devices, e.g. dialysers or heart-lung machines
    • 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
    • A61M60/00—Blood pumps; Devices for mechanical circulatory actuation; Balloon pumps for circulatory assistance
    • A61M60/30—Medical purposes thereof other than the enhancement of the cardiac output
    • A61M60/36—Medical purposes thereof other than the enhancement of the cardiac output for specific blood treatment; for specific therapy
    • A61M60/37—Haemodialysis, haemofiltration 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
    • A61M60/00—Blood pumps; Devices for mechanical circulatory actuation; Balloon pumps for circulatory assistance
    • A61M60/50—Details relating to control
    • A61M60/508—Electronic control means, e.g. for feedback regulation
    • A61M60/515—Regulation using real-time patient data
    • 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
    • A61M60/00—Blood pumps; Devices for mechanical circulatory actuation; Balloon pumps for circulatory assistance
    • A61M60/50—Details relating to control
    • A61M60/508—Electronic control means, e.g. for feedback regulation
    • A61M60/538—Regulation using real-time blood pump operational parameter data, e.g. motor current
    • A61M60/546—Regulation using real-time blood pump operational parameter data, e.g. motor current of blood flow, e.g. by adapting rotor speed
    • 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
    • A61M60/00—Blood pumps; Devices for mechanical circulatory actuation; Balloon pumps for circulatory assistance
    • A61M60/50—Details relating to control
    • A61M60/508—Electronic control means, e.g. for feedback regulation
    • A61M60/538—Regulation using real-time blood pump operational parameter data, e.g. motor current
    • A61M60/554—Regulation using real-time blood pump operational parameter data, e.g. motor current of blood pressure
    • 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
    • A61M60/00—Blood pumps; Devices for mechanical circulatory actuation; Balloon pumps for circulatory assistance
    • A61M60/50—Details relating to control
    • A61M60/585—User interfaces
    • 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
    • A61M1/3655—Arterio-venous shunts or fistulae
    • 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)
  • Engineering & Computer Science (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Cardiology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Anesthesiology (AREA)
  • Biomedical Technology (AREA)
  • Hematology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Veterinary Medicine (AREA)
  • Mechanical Engineering (AREA)
  • Public Health (AREA)
  • Pulmonology (AREA)
  • Urology & Nephrology (AREA)
  • Medical Informatics (AREA)
  • Human Computer Interaction (AREA)
  • External Artificial Organs (AREA)
  • Accommodation For Nursing Or Treatment Tables (AREA)
  • Sampling And Sample Adjustment (AREA)
DE602005023356T 2005-05-18 2005-05-18 Vorrichtung zur steuerung des blutflusses in einem extrakorporalen kreislauf Active DE602005023356D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/IB2005/001347 WO2006123197A1 (en) 2005-05-18 2005-05-18 An apparatus for controlling blood flow in an extracorporeal circuit.

Publications (1)

Publication Number Publication Date
DE602005023356D1 true DE602005023356D1 (de) 2010-10-14

Family

ID=35482126

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602005023356T Active DE602005023356D1 (de) 2005-05-18 2005-05-18 Vorrichtung zur steuerung des blutflusses in einem extrakorporalen kreislauf

Country Status (6)

Country Link
US (1) US7794419B2 (de)
EP (1) EP1896725B1 (de)
AT (1) ATE479843T1 (de)
DE (1) DE602005023356D1 (de)
ES (1) ES2348407T3 (de)
WO (1) WO2006123197A1 (de)

Families Citing this family (68)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2142235B1 (de) 2007-04-12 2012-03-21 Gambro Lundia AB Gerät für die extrakorporale blutbehandlung
US8702637B2 (en) * 2008-04-14 2014-04-22 Haemonetics Corporation System and method for optimized apheresis draw and return
US8647290B2 (en) * 2008-05-26 2014-02-11 Gambro Lundia Ab Hemodialysis or hemo(dia)filtration apparatus and a method for controlling a hemodialysis or hemo(dia)filtration apparatus
DE102009026592B4 (de) 2009-05-29 2014-08-28 Sorin Group Deutschland Gmbh Vorrichtung zur Festlegung des venösen Zuflusses zu einem Blutreservoir eines extrakorporalen Blutkreislaufs
DE102009027195A1 (de) * 2009-06-25 2010-12-30 Sorin Group Deutschland Gmbh Vorrichtung zur Förderung von Blut in einem extrakorporalen Kreislauf
US8753515B2 (en) 2009-12-05 2014-06-17 Home Dialysis Plus, Ltd. Dialysis system with ultrafiltration control
JP5548001B2 (ja) * 2010-03-25 2014-07-16 日機装株式会社 血液浄化装置
US8501009B2 (en) 2010-06-07 2013-08-06 State Of Oregon Acting By And Through The State Board Of Higher Education On Behalf Of Oregon State University Fluid purification system
ES2445592T3 (es) 2010-12-20 2014-03-04 Gambro Lundia Ab Método y sistema para proporcionar líquidos de cebado y de restitución para un tratamiento de sangre extracorpóreo
EP2468324B1 (de) 2010-12-22 2014-04-02 Gambro Lundia AB Verfahren und System zur Erkennung und Überprüfung eines an eine Konsole zur extrakorporalen Blutbehandlung angeschlossenen Blutkreislaufs
EP2545948B1 (de) 2011-07-12 2014-04-16 Sorin Group Italia S.r.l. Doppelkammer-Blutreservoir
CN103842004B (zh) 2011-08-22 2016-11-23 美敦力公司 双流吸附剂盒
CA2851245C (en) 2011-10-07 2019-11-26 Home Dialysis Plus, Ltd. Heat exchange fluid purification for dialysis system
ES2531089T3 (es) 2011-12-29 2015-03-10 Gambro Lundia Ab Aparato y método para comprobar un circuito extracorpóreo
US9713668B2 (en) 2012-01-04 2017-07-25 Medtronic, Inc. Multi-staged filtration system for blood fluid removal
US11154648B2 (en) 2013-01-09 2021-10-26 Medtronic, Inc. Fluid circuits for sorbent cartridge with sensors
US9707328B2 (en) 2013-01-09 2017-07-18 Medtronic, Inc. Sorbent cartridge to measure solute concentrations
US11565029B2 (en) 2013-01-09 2023-01-31 Medtronic, Inc. Sorbent cartridge with electrodes
US9713666B2 (en) 2013-01-09 2017-07-25 Medtronic, Inc. Recirculating dialysate fluid circuit for blood measurement
US10010663B2 (en) 2013-02-01 2018-07-03 Medtronic, Inc. Fluid circuit for delivery of renal replacement therapies
US10850016B2 (en) 2013-02-01 2020-12-01 Medtronic, Inc. Modular fluid therapy system having jumpered flow paths and systems and methods for cleaning and disinfection
US9623164B2 (en) 2013-02-01 2017-04-18 Medtronic, Inc. Systems and methods for multifunctional volumetric fluid control
US9144640B2 (en) 2013-02-02 2015-09-29 Medtronic, Inc. Sorbent cartridge configurations for improved dialysate regeneration
US9827361B2 (en) 2013-02-02 2017-11-28 Medtronic, Inc. pH buffer measurement system for hemodialysis systems
US10288881B2 (en) 2013-03-14 2019-05-14 Fresenius Medical Care Holdings, Inc. Wearable interface for remote monitoring and control of a medical device
CN103520786B (zh) * 2013-10-16 2015-10-14 上海工程技术大学 一种血液净化蠕动泵流量的控制方法
US9884145B2 (en) 2013-11-26 2018-02-06 Medtronic, Inc. Parallel modules for in-line recharging of sorbents using alternate duty cycles
US10052612B2 (en) 2013-11-26 2018-08-21 Medtronic, Inc. Zirconium phosphate recharging method and apparatus
US9943780B2 (en) 2013-11-26 2018-04-17 Medtronic, Inc. Module for in-line recharging of sorbent materials with optional bypass
US10004839B2 (en) 2013-11-26 2018-06-26 Medtronic, Inc. Multi-use sorbent cartridge
US9895477B2 (en) 2013-11-26 2018-02-20 Medtronic, Inc. Detachable module for recharging sorbent materials with optional bypass
US10537875B2 (en) 2013-11-26 2020-01-21 Medtronic, Inc. Precision recharging of sorbent materials using patient and session data
US10022268B2 (en) * 2013-12-17 2018-07-17 Medical Instrument Development Laboratories, Inc. Diaphragm-position-controlled, multi-mode ocular fluid management system and method
EP3838308A1 (de) 2014-04-29 2021-06-23 Outset Medical, Inc. Dialysesysteme und -verfahren
US10458833B2 (en) 2014-05-16 2019-10-29 Sorin Group Italia S.R.L. Blood reservoir with fluid volume measurement based on pressure sensor
WO2015199760A1 (en) 2014-06-24 2015-12-30 Medtronic, Inc. Replenisihing urease in dialysis systems using a urease introducer
EP3160534A4 (de) 2014-06-24 2018-03-07 Medtronic Inc. Gestapelte sorptionsmittelanordnung
EP3160529B1 (de) 2014-06-24 2019-11-13 Medtronic Inc. Ureasenachfüllung in dialysesystemen mit ureasebeutel
EP3160533B1 (de) 2014-06-24 2020-08-12 Medtronic Inc. Sorptionsmittelbeutel
EP3160532B1 (de) 2014-06-24 2019-09-18 Medtronic Inc. Ureaseeinfüllsystem zum nachfüllen von urease in einer sorptionskartusche
US10172991B2 (en) 2014-06-24 2019-01-08 Medtronic, Inc. Modular dialysate regeneration assembly
US10098993B2 (en) 2014-12-10 2018-10-16 Medtronic, Inc. Sensing and storage system for fluid balance
US9713665B2 (en) 2014-12-10 2017-07-25 Medtronic, Inc. Degassing system for dialysis
EP3031485B1 (de) 2014-12-10 2018-11-21 B. Braun Avitum AG Verfahren und Steuerungsvorrichtung zur Bestimmung und Einstellung der Durchflussrate einer Blutförderpumpe
US10874787B2 (en) 2014-12-10 2020-12-29 Medtronic, Inc. Degassing system for dialysis
CN104906645B (zh) * 2015-04-17 2017-09-05 上海工程技术大学 一种血液净化仪多蠕动泵模糊控制方法
US9814824B2 (en) 2015-06-01 2017-11-14 Asia Pacific Medical Technology Development Company, Ltd Systems and methods for extracorporeal support
US10213542B2 (en) 2015-11-04 2019-02-26 Asia Pacific Medical Technology Development Company, Ltd Systems and methods for flow stagnation control
US10265460B2 (en) 2015-11-04 2019-04-23 Asia Pacific Medical Technology Development Company, Ltd. Systems and methods for providing zones of selective thermal therapy
CN108883220B (zh) * 2015-11-04 2022-11-01 亚太医疗科技开发有限公司 用于流动停滞控制的系统和方法
WO2018035520A1 (en) 2016-08-19 2018-02-22 Outset Medical, Inc. Peritoneal dialysis system and methods
US10981148B2 (en) 2016-11-29 2021-04-20 Medtronic, Inc. Zirconium oxide module conditioning
US11167070B2 (en) 2017-01-30 2021-11-09 Medtronic, Inc. Ganged modular recharging system
JP7414529B2 (ja) 2017-06-07 2024-01-16 シファメド・ホールディングス・エルエルシー 血管内流体移動デバイス、システム、および使用方法
US10960381B2 (en) 2017-06-15 2021-03-30 Medtronic, Inc. Zirconium phosphate disinfection recharging and conditioning
JP7319266B2 (ja) 2017-11-13 2023-08-01 シファメド・ホールディングス・エルエルシー 血管内流体移動デバイス、システム、および使用方法
US11278654B2 (en) 2017-12-07 2022-03-22 Medtronic, Inc. Pneumatic manifold for a dialysis system
US10722631B2 (en) 2018-02-01 2020-07-28 Shifamed Holdings, Llc Intravascular blood pumps and methods of use and manufacture
US11033667B2 (en) 2018-02-02 2021-06-15 Medtronic, Inc. Sorbent manifold for a dialysis system
US11110215B2 (en) 2018-02-23 2021-09-07 Medtronic, Inc. Degasser and vent manifolds for dialysis
US11213616B2 (en) 2018-08-24 2022-01-04 Medtronic, Inc. Recharge solution for zirconium phosphate
CN113795286A (zh) * 2019-04-30 2021-12-14 开端医疗公司 透析系统和方法
JP2022540616A (ja) 2019-07-12 2022-09-16 シファメド・ホールディングス・エルエルシー 血管内血液ポンプならびに製造および使用の方法
US11654275B2 (en) 2019-07-22 2023-05-23 Shifamed Holdings, Llc Intravascular blood pumps with struts and methods of use and manufacture
EP4034192A4 (de) 2019-09-25 2023-11-29 Shifamed Holdings, LLC Intravaskuläre blutpumpensysteme und verfahren zur verwendung und steuerung davon
US12102815B2 (en) 2019-09-25 2024-10-01 Shifamed Holdings, Llc Catheter blood pumps and collapsible pump housings
WO2021062260A1 (en) 2019-09-25 2021-04-01 Shifamed Holdings, Llc Catheter blood pumps and collapsible blood conduits
US12128165B2 (en) 2020-04-27 2024-10-29 Mozarc Medical Us Llc Dual stage degasser

Family Cites Families (113)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2709785A (en) 1951-05-03 1955-05-31 Robertshaw Fulton Controls Co Measurement of conductivity of liquids
US3433935A (en) 1963-07-12 1969-03-18 Herbert Sherman Apparatus for computation particularly adapted for producing a measure of transit time and the like
US3324720A (en) 1963-07-29 1967-06-13 Friends Of Psychiatric Res Inc Apparatus and method for determining rate of flow by measurement of electrical property of stream
US3404336A (en) 1965-07-26 1968-10-01 Beckman Instruments Inc Apparatus for measuring electrical conductivity of a fluid
FR1452215A (fr) 1965-07-28 1966-09-09 Philips Massiot Mat Medic Dispositif pour mesurer le débit d'un fluide
US3396331A (en) 1965-08-19 1968-08-06 Beckman Instruments Inc Method of and apparatus for measuring the electrical conductivity of a solution
US3450984A (en) 1965-10-21 1969-06-17 Avco Corp Method and apparatus for measuring the flow velocity of an electrolytic fluid by electrolysis
US3482575A (en) 1967-02-16 1969-12-09 Single Cell Research Foundatio Method for the extracorporeal oxygenation of blood
US3561266A (en) 1967-07-10 1971-02-09 Philips Corp Device for measuring the flow velocity of a fluid
US3491592A (en) 1967-10-23 1970-01-27 Nalco Chemical Co Measurement of flow rate of aqueous streams
NL6901327A (de) 1968-01-31 1969-08-04
US3545428A (en) 1968-10-10 1970-12-08 Wilton W Webster Jr Massflowmeter catheter
US3640271A (en) 1969-06-30 1972-02-08 Ibm Blood flow pressure measurement technique employing injected bubbled and ultrasonic frequency scanning
US3619423A (en) 1970-04-20 1971-11-09 Us Health Education & Welfare Cascade dialysis apparatus and method
DE2123134C3 (de) 1970-05-25 1979-03-01 N.V. Philips' Gloeilampenfabrieken, Eindhoven (Niederlande) Verfahren zum Messen der Strömungsstarke
US4153418A (en) 1971-05-10 1979-05-08 Haas Rudy M Chemical tracer method of and structure for determination of instantaneous and total mass and volume fluid flow
US3722276A (en) 1971-12-06 1973-03-27 Tetradyne Corp Volumetric flow rate measurement of a flowing stream
US4167870A (en) 1973-09-07 1979-09-18 Haas Rudy M Chemical tracer method of and structure for determination of instantaneous and total mass and volume fluid flow
US3882861A (en) 1973-09-24 1975-05-13 Vital Assists Auxiliary control for a blood pump
NL158390B (nl) 1973-11-26 1978-11-15 Rhone Poulenc Sa Inrichting voor buitenlichamelijke bloedkringloop voor dialyse.
US3867688A (en) 1973-12-18 1975-02-18 Atomic Energy Commission Electrodeless conductance measurement device
FR2266891B1 (de) 1974-04-05 1978-11-17 Citroen Sa
US3964479A (en) 1974-11-20 1976-06-22 Cobe Laboratories, Inc. Extracorporeal blood circulation system and drip chamber with adjustable blood level
SU521891A1 (ru) 1975-02-27 1976-07-25 Московский Областной Ордена Трудового Красного Знамени Научно-Исследовательский Клинический Институт Им. М.Ф.Владимирского Способ ведени гемодиализа
US3987788A (en) 1975-07-09 1976-10-26 American Hospital Supply Corporation System for computing cardiac flow rates from thermodilution measurements
JPS5911864B2 (ja) 1975-07-14 1984-03-19 武田薬品工業株式会社 漏血検知装置
US4081372A (en) 1975-12-08 1978-03-28 University Of Utah Leakage indicator for recirculating peritoneal dialysis system
US4138639A (en) 1977-07-14 1979-02-06 Hutchins Thomas B Fluid conductivity measurement
US4136563A (en) 1977-09-30 1979-01-30 Tetradyne Corporation Digital volumetric flow rate measurement of a flowing fluid
EP0018817A1 (de) 1979-04-30 1980-11-12 Peter Gilbert Lale Verfahren und Vorrichtung zur Messung einer Tropfgeschwindigkeit
JPS56104646A (en) 1980-01-25 1981-08-20 Minolta Camera Kk Optical analyzer for forming ratio of element contained in organism
US4361049A (en) 1980-08-18 1982-11-30 The Hospital For Sick Children Apparatus for calculating cardiac output
GB2093192A (en) 1981-02-16 1982-08-25 Ici Plc Apparatus for measuring conductivity
US4434648A (en) 1981-02-26 1984-03-06 Cornell Research Foundation, Inc. Electroacoustic transducer calibration method and apparatus
US4391124A (en) 1981-02-26 1983-07-05 Cornell Research Foundation, Inc. Electroacoustic transducer calibration method and apparatus
SU1013853A1 (ru) 1981-05-27 1983-04-23 Оренбургский Государственный Медицинский Институт Способ определени воспалительного процесса в организме
DE3374660D1 (en) 1982-03-10 1988-01-07 Toyoda Chuo Kenkyusho Kk Blood purification apparatus
DE3377897D1 (en) 1982-06-21 1988-10-13 Fresenius Ag Dialysis device with controlled composition of dialysis solution
DE3223051C2 (de) 1982-06-21 1984-09-13 Fresenius AG, 6380 Bad Homburg Dialysevorrichtung mit geregelter Dialysierlösung
US4432231A (en) 1982-06-28 1984-02-21 Baxter Travenol Laboratories, Inc. Ultrasonic level detector
US4464164A (en) 1982-09-24 1984-08-07 Extracorporeal Medical Specialties, Inc. Flowrate control for a blood flow system
US4856321A (en) 1983-07-29 1989-08-15 Panametrics, Inc. Apparatus and methods for measuring fluid flow parameters
SE458340B (sv) 1984-06-18 1989-03-20 Gambro Lundia Ab Blodfiltreringssystem samt dropp- och /eller expansionskammare avsedd foer detta system
US4747822A (en) 1984-07-09 1988-05-31 Peabody Alan M Continuous flow peritoneal dialysis system and method
US4739492A (en) 1985-02-21 1988-04-19 Cochran Michael J Dialysis machine which verifies operating parameters
JPS61196963A (ja) 1985-02-26 1986-09-01 株式会社クラレ 脱血補助装置
SE459641B (sv) 1986-03-24 1989-07-24 Gambro Ab Detektorsystem foer kontroll av en foer ledning av blod alternerande med en vaesentligen faergloes vaetska avsedd vaetskeslang
US4777938A (en) 1986-05-02 1988-10-18 Vladimir Sirota Babysitter toy for watching and instructing child
US4825168A (en) 1986-05-30 1989-04-25 Cobe Laboratories, Inc. Remote conductivity sensor using square wave excitation
US4740755A (en) 1986-05-30 1988-04-26 Cobe Laboratories, Inc. Remote conductivity sensor having transformer coupling in fluid flow path
DE3620873A1 (de) 1986-06-21 1987-12-23 Rau Guenter Vorrichtung zur bestimmung des partialdruckes von in einem fluid geloesten gasen und gasgemischen
DE3640089A1 (de) 1986-11-24 1988-06-01 Fresenius Ag Verfahren und vorrichtung zur bestimmung des intravasalen blutvolumens waehrend der haemodialyse
US4885087A (en) 1986-11-26 1989-12-05 Kopf Henry B Apparatus for mass transfer involving biological/pharmaceutical media
DE3720665A1 (de) 1987-06-23 1989-01-05 Schael Wilfried Vorrichtung zur haemodialyse und haemofiltration
US4836752A (en) 1987-11-02 1989-06-06 Fisher Scientific Company Partial restriction detector
US4822341A (en) 1987-11-20 1989-04-18 Impra, Inc. Vascular access fistula
SE465404B (sv) 1988-03-03 1991-09-09 Gambro Ab Dialyssystem
US4885001A (en) 1988-06-03 1989-12-05 Cobe Laboratories, Inc. Pump with plural flow lines
US5230341A (en) 1988-08-13 1993-07-27 Fresenius Ag Measuring the change of intravascular blood volume during blood filtration
US5372709A (en) 1988-12-13 1994-12-13 Bio-Flo Limited Fluid flow control apparatus
DE3909967A1 (de) 1989-03-25 1990-09-27 Fresenius Ag Haemodialysegeraet mit automatischer einstellung des dialysierfluessigkeitsflusses
DE3923836C1 (de) 1989-07-19 1990-09-20 Fresenius Ag, 6380 Bad Homburg, De
US4995268A (en) 1989-09-01 1991-02-26 Ash Medical System, Incorporated Method and apparatus for determining a rate of flow of blood for an extracorporeal blood therapy instrument
DE3938662A1 (de) 1989-11-21 1991-07-18 Fresenius Ag Verfahren zur in-vivo-bestimmung von parametern der haemodialyse
US5057278A (en) 1990-04-26 1991-10-15 Minnesota Mining And Manufacturing Company Sterile loop calibration system
DE4024434A1 (de) 1990-08-01 1992-02-13 Fresenius Ag Vorrichtung zur ultrafiltrationskontrolle bzw. ultrafiltrationsregelung bei blutreinigungsverfahren
US5372136A (en) 1990-10-06 1994-12-13 Noninvasive Medical Technology Corporation System and method for noninvasive hematocrit monitoring
US5312550B1 (en) 1992-04-27 1996-04-23 Robert L Hester Method for detecting undesired dialysis recirculation
US5644240A (en) 1992-09-30 1997-07-01 Cobe Laboratories, Inc. Differential conductivity hemodynamic monitor
DE69319685T2 (de) 1992-09-30 1998-11-12 Cobe Lab Differentialleitungsfähigkeitsrückströmungsmonitor
JP3542595B2 (ja) 1992-10-13 2004-07-14 バクスター、インターナショナル、インコーポレイテッド 液体サンプリングモジュール
BR9305667A (pt) 1992-10-13 1996-11-26 Baxter Int Processo e aparelho para monitoraçao de tratamento de hemodiálise
GB2276566A (en) 1993-03-24 1994-10-05 Saitekku Kabushiki Kaisha Haemodialyser unit
US5357967A (en) 1993-06-04 1994-10-25 Baxter International Inc. Method and apparatus for measuring flow using frequency-dispersive techniques
US5685988A (en) 1993-09-15 1997-11-11 Malchesky; Paul Dialysis process and system
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
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.
US5507723A (en) 1994-05-24 1996-04-16 Baxter International, Inc. Method and system for optimizing dialysis clearance
IT1274841B (it) 1994-07-18 1997-07-25 Bellco Spa Apparecchiatura di tipo perfezionato per trattamenti di dialisi.
IT1274840B (it) 1994-07-18 1997-07-25 Bellco Spa Apparecchiatura per trattamenti di dialisi.
US5588959A (en) 1994-08-09 1996-12-31 University Of Washington Hemodialysis recirculation measuring method
US6514419B2 (en) 1994-09-16 2003-02-04 Transonic Systems, Inc. Method to measure blood flow and recirculation in hemodialysis shunts
US6153109A (en) 1994-09-16 2000-11-28 Transonic Systmes, Inc. Method and apparatus to measure blood flow rate in hemodialysis shunts
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
JPH08126700A (ja) 1994-10-28 1996-05-21 Cytec Kk 血液フィルターへの血流方向の切替装置と方法
DE19528907C1 (de) 1995-08-05 1996-11-07 Fresenius Ag Vorrichtung zur Ermittlung hämodynamischer Parameter während einer extrakorporalen Blutbehandlung
SE508374C2 (sv) 1995-09-12 1998-09-28 Gambro Med Tech Ab Förfarande och anordning för detektering av tillståndet hos en blodkärlsaccess
DE19541783C1 (de) 1995-11-09 1997-03-27 Fresenius Ag Verfahren zum Betreiben einer Blutbehandlungsvorrichtung zur Ermittlung hämodynamischer Parameter während einer extrakorporalen Blutbehandlung und Vorrichtung zur Ermittlung hämodynamischer Parameter während einer extrakorporalen Blutbehandlung
SE9602298D0 (sv) 1996-06-11 1996-06-11 Siemens Elema Ab Arrangement for analysing body fluids
US6117099A (en) 1996-10-23 2000-09-12 In-Line Diagnostics Corporation System and method for noninvasive hemodynamic measurements in hemodialysis shunts
DE19746367C2 (de) 1996-11-30 1999-08-26 Fresenius Medical Care De Gmbh Verfahren zur in-vivo-Bestimmung von Parametern der Hämodialyse und Vorrichtung zur Durchführung des Verfahrens
DE19702441C1 (de) 1997-01-24 1998-02-26 Fresenius Medical Care De Gmbh Verfahren zur Bestimmung der Rezirkulation während einer extrakorporalen Blutbehandlung und Vorrichtung zur Durchführung des Verfahrens
FR2771931B1 (fr) 1997-12-09 2000-01-07 Hospal Ind Procede de determination d'un parametre significatif du progres d'un traitement extracorporel de sang
US6061590A (en) 1997-06-03 2000-05-09 Transonic Systems, Inc. Method and apparatus for predicting intradialytic morbid events through the monitoring of a central blood volume
US5947692A (en) * 1997-10-30 1999-09-07 Baxter International Inc. Peristaltic pump controller with scale factor that varies as a step function of pump inlet pressure
US6189388B1 (en) 1997-11-12 2001-02-20 Gambro, Inc. Access flow monitoring using reversal of normal blood flow
US6648845B1 (en) 1998-01-07 2003-11-18 Fresenius Medical Care North America Method and apparatus for determining hemodialysis parameters
DE19809945C2 (de) 1998-03-07 2002-02-21 Fresenius Medical Care De Gmbh Vorrichtung zur Bereitstellung von Dialysierflüssigkeit mit einer Einrichtung zur Überwachung ausgewählter Parameter der Dialysierflüssigkeit und Verfahren zur Überwachung ausgewählter Parameter der Dialysierflüssigkeit bei einer Dialysebehandlung
US6177049B1 (en) 1998-06-10 2001-01-23 Dsu Medical Corporation Reversing flow blood processing system
US5894011A (en) 1998-06-24 1999-04-13 Prosl; Frank R. Flow reversing device for hemodialysis
US6589197B1 (en) 1998-08-19 2003-07-08 Jms Co., Ltd. Fluid passage change-over apparatus for medical treatment
DE19848235C1 (de) 1998-10-20 2000-03-16 Fresenius Medical Care De Gmbh Verfahren zur Überwachung eines Gefäßzuganges und Vorrichtung zur extrakorporalen Blutbehandlung mit einer Einrichtung zur Überwachung des Gefäßzuganges
DE19901078C1 (de) 1999-01-14 2000-02-17 Polaschegg Hans Dietrich Verfahren und Vorrichtung zur Erkennung von Stenosen bei der extrakorporalen Blutbehandlung
DE19917197C1 (de) * 1999-04-16 2000-07-27 Fresenius Medical Care De Gmbh Verfahren und Vorrichtung zur Ermittlung des Blutflusses in einem Gefäßzugang
US6319465B1 (en) 1999-06-03 2001-11-20 Dsu Medical Corporation Reversing flow blood processing system having reduced clotting potential
WO2001008719A2 (en) 1999-07-29 2001-02-08 Sysflow Medical, Inc. Blood treatment system providing pulsatile flow and method of use
US6308737B1 (en) 2000-03-10 2001-10-30 Transonic Systems, Inc. Method and apparatus for selectively reversing flow between a dialyzer and a patient access
DE10033192B4 (de) 2000-07-07 2007-10-18 Fresenius Medical Care Deutschland Gmbh Verfahren zur Detektion arterieller Einlaufprobleme während einer extrakorporalen Blutbehandlung und extrakorporale Blutbehandlungsvorrichtung
ITTO20011222A1 (it) * 2001-12-27 2003-06-27 Gambro Lundia Ab Apparecchiatura per il controllo di flusso sanguigno in un circuito-extracorporeo di sangue.
EP1590018B1 (de) 2003-01-28 2012-09-26 Gambro Lundia AB Vorrichtung zur überwachung eines vaskulärenzugangs zu einem patienten
ITMO20030293A1 (it) 2003-10-29 2005-04-30 Gambro Lundia Ab Dispositivo per la determinazione del flusso di sangue in un circuito extracorporeo, nonche' apparecchiatura per il trattamento di sangue utilizzante lo stesso dispositivo.
US8162919B2 (en) * 2008-12-08 2012-04-24 Bausch & Lomb Incorporated Flow control system based on leakage

Also Published As

Publication number Publication date
ATE479843T1 (de) 2010-09-15
US20080275377A1 (en) 2008-11-06
WO2006123197A1 (en) 2006-11-23
US7794419B2 (en) 2010-09-14
EP1896725A1 (de) 2008-03-12
ES2348407T3 (es) 2010-12-03
EP1896725B1 (de) 2010-09-01

Similar Documents

Publication Publication Date Title
ATE479843T1 (de) Vorrichtung zur steuerung des blutflusses in einem extrakorporalen kreislauf
ATE334624T1 (de) Vorrichtung zur steuerung einer herzunterstützungsvorrichtung
DK1741458T3 (da) Indretning til behandling af blod i et ekstrakorporealt blodkredsløb
IT1391086B1 (it) Apparato trattamento extracorporeo sangue
SE0302698L (sv) Anordning för genomförande av en peritonealdialys -behandling
WO2008100859A3 (en) Pressure support system and method with automatic comfort feature modification
WO2007082313A3 (en) Surgical simulator system
EP3290069A3 (de) Adaptiven peritonealdialysesitzungsanpassungen zwischen sitzungen zur allgemeinen sitzungsoptimierung
ATE421347T1 (de) Vorrichtung zur kontrolle des blutflusses in einem extrakorporalen blutkreislauf
WO2012042323A3 (en) Apparatus for extracorporeal treatment of blood
RU2013102902A (ru) Моделирование распространения фармацевтического препарата и генерирование параметров для инъекционных протоколов
DE602005016370D1 (de) Audio-temposteuerungsvorrichtung
WO2008099890A1 (ja) 血液浄化システム
WO2005118038A3 (en) Systems and methods for delivering therapeutic gas to patients
ITMI20050866A1 (it) Sistema di monitoraggio per interventi di chirurgia cardiaca con bypass cardiopolmonare
ATE544481T1 (de) Extrakorporale blutbehandlungsvorrichtung mit einer vorrichtung zur steuerung einer einrichtung zum fördern von blut
GB2489188B (en) Integrated perfusion device
TW200744531A (en) A system and method for the management or control of cardiovascular related diseases, such as hypertension
SE0401208D0 (sv) Multilevel ventilator
WO2004073796A3 (en) Device and method for regulating blood flow
JP2014529453A (ja) 透析液流制御
ATE550054T1 (de) Gerät für die extrakorporale blutbehandlung
DE50309315D1 (de) Vorrichtung zur bestimmung des hämatokrit und/oder blutvolumens
EP1645226A3 (de) System zur Messung des Blutflusses mittels Thermodilution
EA201171405A1 (ru) Способ и устройство для оптимизации экстракорпоральной обработки крови