DE69933314D1 - Implantierbare ventrikelunterstützungsvorrichtung - Google Patents

Implantierbare ventrikelunterstützungsvorrichtung

Info

Publication number
DE69933314D1
DE69933314D1 DE69933314T DE69933314T DE69933314D1 DE 69933314 D1 DE69933314 D1 DE 69933314D1 DE 69933314 T DE69933314 T DE 69933314T DE 69933314 T DE69933314 T DE 69933314T DE 69933314 D1 DE69933314 D1 DE 69933314D1
Authority
DE
Germany
Prior art keywords
magnet
armature
pump
volume
poles
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 - Lifetime
Application number
DE69933314T
Other languages
English (en)
Other versions
DE69933314T2 (de
Inventor
S Jassawalla
H Laforge
J Miller
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.)
World Heart Corp Canada
World Heart Corp USA
Original Assignee
World Heart Corp Canada
World Heart Corp USA
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 World Heart Corp Canada, World Heart Corp USA filed Critical World Heart Corp Canada
Publication of DE69933314D1 publication Critical patent/DE69933314D1/de
Application granted granted Critical
Publication of DE69933314T2 publication Critical patent/DE69933314T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B43/00—Machines, pumps, or pumping installations having flexible working members
    • F04B43/02—Machines, pumps, or pumping installations having flexible working members having plate-like flexible members, e.g. diaphragms
    • F04B43/04—Pumps having electric drive
    • 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
    • A61M60/122—Implantable pumps or pumping devices, i.e. the blood being pumped inside the patient's body
    • A61M60/126—Implantable pumps or pumping devices, i.e. the blood being pumped inside the patient's body implantable via, into, inside, in line, branching on, or around a blood vessel
    • A61M60/148—Implantable pumps or pumping devices, i.e. the blood being pumped inside the patient's body implantable via, into, inside, in line, branching on, or around a blood vessel in line with a blood vessel using resection or like techniques, e.g. permanent endovascular heart assist devices
    • 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
    • A61M60/122—Implantable pumps or pumping devices, i.e. the blood being pumped inside the patient's body
    • A61M60/165—Implantable pumps or pumping devices, i.e. the blood being pumped inside the patient's body implantable in, on, or around the heart
    • A61M60/178—Implantable pumps or pumping devices, i.e. the blood being pumped inside the patient's body implantable in, on, or around the heart drawing blood from a ventricle and returning the blood to the arterial system via a cannula external to the ventricle, e.g. left or right ventricular assist devices
    • 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
    • A61M60/40—Details relating to driving
    • A61M60/424—Details relating to driving for positive displacement blood pumps
    • A61M60/457—Details relating to driving for positive displacement blood pumps the force acting on the blood contacting member being magnetic
    • A61M60/462—Electromagnetic force
    • 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
    • A61M60/531—Regulation using real-time patient data using blood pressure data, e.g. from blood pressure sensors
    • 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
    • A61M60/80—Constructional details other than related to driving
    • A61M60/855—Constructional details other than related to driving of implantable pumps or pumping devices
    • A61M60/89—Valves
    • A61M60/894—Passive valves, i.e. valves actuated by the blood
    • A61M60/896—Passive valves, i.e. valves actuated by the blood having flexible or resilient parts, e.g. flap valves
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K33/00—Motors with reciprocating, oscillating or vibrating magnet, armature or coil system
    • H02K33/16—Motors with reciprocating, oscillating or vibrating magnet, armature or coil system with polarised armatures moving in alternate directions by reversal or energisation of a single coil system
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B2205/00—Fluid parameters
    • F04B2205/01—Pressure before the pump inlet
DE69933314T 1999-04-02 1999-12-15 Implantierbare ventrikelunterstützungsvorrichtung Expired - Lifetime DE69933314T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US285933 1999-04-02
US09/285,933 US6264601B1 (en) 1999-04-02 1999-04-02 Implantable ventricular assist device
PCT/US1999/030145 WO2000059560A1 (en) 1999-04-02 1999-12-15 Implantable ventricular assist device

Publications (2)

Publication Number Publication Date
DE69933314D1 true DE69933314D1 (de) 2006-11-02
DE69933314T2 DE69933314T2 (de) 2007-09-13

Family

ID=23096317

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69933314T Expired - Lifetime DE69933314T2 (de) 1999-04-02 1999-12-15 Implantierbare ventrikelunterstützungsvorrichtung

Country Status (8)

Country Link
US (1) US6264601B1 (de)
EP (1) EP1191956B1 (de)
JP (1) JP2002540856A (de)
AT (1) ATE339977T1 (de)
AU (1) AU2368400A (de)
CA (1) CA2368200C (de)
DE (1) DE69933314T2 (de)
WO (1) WO2000059560A1 (de)

Families Citing this family (78)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10119691A1 (de) * 2001-04-20 2002-11-21 Deutsch Zentr Luft & Raumfahrt System zum Unterstützen des linken Herzventrikels
AUPR514201A0 (en) * 2001-05-21 2001-06-14 Ventrassist Pty Ltd Staged implantation of ventricular assist devices
DE10130512B4 (de) * 2001-06-25 2007-08-16 Bionethos Holding Gmbh Vorrichtung zur Druckperfusion für das Züchten und/oder für das Behandeln von Zellen
WO2003015609A2 (en) * 2001-08-16 2003-02-27 Apex Medical, Inc. Physiological heart pump control
EP1429822B1 (de) * 2001-09-25 2009-01-07 Bio Heart & Kidney Inc. Kardiopulmonales lebenserhaltungssystem
US6942672B2 (en) 2001-10-23 2005-09-13 Vascor, Inc. Method and apparatus for attaching a conduit to the heart or a blood vessel
DK2298370T3 (da) * 2002-02-21 2014-01-27 Design Mentor Inc Fluidpumpe
AU2003251684A1 (en) * 2002-08-08 2004-03-19 Ou Cui Valve pump
US6949066B2 (en) 2002-08-21 2005-09-27 World Heart Corporation Rotary blood pump diagnostics and cardiac output controller
CA2839329C (en) * 2002-12-06 2016-09-20 World Heart Corporation Miniature, pulsatile implantable ventricular assist devices and methods of controlling ventricular assist devices
US7488448B2 (en) * 2004-03-01 2009-02-10 Indian Wells Medical, Inc. Method and apparatus for removal of gas bubbles from blood
US7269460B2 (en) 2003-02-28 2007-09-11 Medtronic, Inc. Method and apparatus for evaluating and optimizing ventricular synchronization
US7618435B2 (en) * 2003-03-04 2009-11-17 Nmt Medical, Inc. Magnetic attachment systems
US7172551B2 (en) * 2004-04-12 2007-02-06 Scimed Life Systems, Inc. Cyclical pressure coronary assist pump
US7591777B2 (en) * 2004-05-25 2009-09-22 Heartware Inc. Sensorless flow estimation for implanted ventricle assist device
US7108652B2 (en) * 2004-06-07 2006-09-19 University Of Florida Research Foundation, Inc. Multi-chamber self-regulating ventricular assist device
US8202248B2 (en) 2004-08-18 2012-06-19 Sequana Medical Ag Dialysis implant and methods of use
EP1888166B1 (de) * 2005-06-09 2016-03-30 World Heart Corporation Ventrikuläres hilfssystem mit einzelsack
US20080045777A1 (en) * 2005-06-09 2008-02-21 Jal Jassawalla Electromagnetic drive for a ventricular assist device
US20070158769A1 (en) * 2005-10-14 2007-07-12 Cardiomems, Inc. Integrated CMOS-MEMS technology for wired implantable sensors
AU2007201127B2 (en) * 2006-03-23 2012-02-09 Thoratec Corporation System For Preventing Diastolic Heart Failure
WO2008053287A1 (en) * 2006-10-31 2008-05-08 Ehud Milo Extraction of gas from infused fluid
EP2133106A1 (de) * 2007-03-05 2009-12-16 JMS Co., Ltd. Künstliches herzhilfsgerät
JP5266464B2 (ja) * 2007-05-10 2013-08-21 ライニッシュ−ヴェストフェリッシェ・テクニッシェ・ホッホシューレ・アーヘン 心機能変化評価装置
WO2008154387A1 (en) 2007-06-06 2008-12-18 Worldheart Corporation Wearable vad controller with reserve battery
US7935102B2 (en) * 2007-12-21 2011-05-03 Indian Wells Medical, Inc Method and apparatus for prevention of catheter air intake
US8360984B2 (en) * 2008-01-28 2013-01-29 Cardiomems, Inc. Hypertension system and method
DE102008038243B4 (de) * 2008-04-19 2013-05-08 Lutz Habbel LVAD-Pumpenanordnung, und Verfahren zum Betreiben einer solchen
US20100121133A1 (en) * 2008-11-07 2010-05-13 Schumer Douglas B Apparatus and methods for measuring pressure and flow in cardiac assist devices and peripheral vasculature
US20100222635A1 (en) * 2009-02-27 2010-09-02 Thoratec Corporation Maximizing blood pump flow while avoiding left ventricle collapse
US8449444B2 (en) 2009-02-27 2013-05-28 Thoratec Corporation Blood flow meter
US20100222633A1 (en) * 2009-02-27 2010-09-02 Victor Poirier Blood pump system with controlled weaning
US8562507B2 (en) 2009-02-27 2013-10-22 Thoratec Corporation Prevention of aortic valve fusion
US20100222878A1 (en) * 2009-02-27 2010-09-02 Thoratec Corporation Blood pump system with arterial pressure monitoring
US9782527B2 (en) * 2009-05-27 2017-10-10 Tc1 Llc Monitoring of redundant conductors
KR101058527B1 (ko) * 2009-08-12 2011-08-23 주식회사 리브라하트 심실보조장치
US8562508B2 (en) 2009-12-30 2013-10-22 Thoratec Corporation Mobility-enhancing blood pump system
US9662431B2 (en) 2010-02-17 2017-05-30 Flow Forward Medical, Inc. Blood pump systems and methods
US9555174B2 (en) 2010-02-17 2017-01-31 Flow Forward Medical, Inc. Blood pump systems and methods
KR101963799B1 (ko) 2010-02-17 2019-03-29 플로우 포워드 메디컬, 인크. 정맥의 전체 직경을 증가시키는 방법 및 시스템
US8394009B2 (en) * 2010-03-05 2013-03-12 Minnetronix, Inc. Portable controller with integral power source for mechanical circulation support systems
EP3117845B1 (de) 2010-09-24 2018-10-31 Tc1 Llc Erzeugung eines künstlichen pulses
US9757502B2 (en) 2010-09-24 2017-09-12 Tci Llc Control of circulatory assist systems
JP5941471B2 (ja) * 2010-10-08 2016-06-29 アービッド サーマロイ， リミテッド ライアビリティ カンパニー 流体移動装置のための力均等化固定コイルアクチュエータ
WO2012071065A1 (en) 2010-11-23 2012-05-31 Minnetronix Inc. Portable controller with integral power source for mechanical circulation support systems
JP6266348B2 (ja) 2011-02-16 2018-01-24 セクアナ メディカル エージー 体液管理システム
RU2664156C2 (ru) 2011-08-17 2018-08-15 Флоу Форвард Медикал, Инк., Сша Система и способ повышения наружного диаметра вен и артерий
BR112014003425B1 (pt) 2011-08-17 2020-12-15 Flow Forward Medical, Inc Sistema de bomba centrífuga de sangue
US8585635B2 (en) 2012-02-15 2013-11-19 Sequana Medical Ag Systems and methods for treating chronic liver failure based on peritoneal dialysis
WO2013184932A1 (en) * 2012-06-06 2013-12-12 Heartware, Inc. Speed change algorithm for a continuous flow blood pump
US10258730B2 (en) 2012-08-17 2019-04-16 Flow Forward Medical, Inc. Blood pump systems and methods
US9320841B2 (en) * 2013-06-21 2016-04-26 Corvivo, Inc. Ventricular assist device
US9814816B2 (en) 2013-06-21 2017-11-14 Corvivo, Inc. Artificial ventricles
WO2015112971A1 (en) 2014-01-27 2015-07-30 Children's Medical Center Corporation Mechanical assist device
WO2015160991A1 (en) 2014-04-15 2015-10-22 Thoratec Corporation Methods and systems for controlling a blood pump
DE102014215110A1 (de) * 2014-07-31 2016-02-04 Siemens Aktiengesellschaft Linearaktor und Verfahren zum Betrieb eines solchen Linearaktors
EP3200846B1 (de) 2014-10-01 2020-01-15 Heartware, Inc. Backup-controller-system mit aktualisierung
US20170312403A1 (en) 2016-04-27 2017-11-02 Sarah Elizabeth Hagarty Simple Closed Loop System for Direct Harvest and Transfer for High Volume Fat Grafting
CA3021657A1 (en) 2016-04-29 2017-11-02 Flow Forward Medical, Inc. Conduit tips and systems and methods for use
US11324942B2 (en) * 2016-06-28 2022-05-10 Albert Rather, Jay K. Brama, Md, Gurjap Singh Medical devices including rotary valve
US10769244B2 (en) 2016-08-26 2020-09-08 Sequana Medical Nv Systems and methods for managing and analyzing data generated by an implantable device
US10716922B2 (en) 2016-08-26 2020-07-21 Sequana Medical Nv Implantable fluid management system having clog resistant catheters, and methods of using same
DE102017000843A1 (de) * 2017-01-31 2018-08-02 Hemovent Gmbh Extrakorporale Blutpumpe, Herz-Lungen-Maschine, Verfahren zum Betreiben einer extrakorporalen Blutpumpe sowie Verfahren zum Betreiben einer Herz-Lungen-Maschine
US10918778B2 (en) 2017-05-24 2021-02-16 Sequana Medical Nv Direct sodium removal method, solution and apparatus to reduce fluid overload in heart failure patients
US11559618B2 (en) 2017-05-24 2023-01-24 Sequana Medical Nv Formulations and methods for direct sodium removal in patients having severe renal dysfunction
EP3634528B1 (de) 2017-06-07 2023-06-07 Shifamed Holdings, LLC Intravaskuläre fluidbewegungsvorrichtungen, systeme und verwendungsverfahren
EP3710076B1 (de) 2017-11-13 2023-12-27 Shifamed Holdings, LLC Intravaskuläre fluidbewegungsvorrichtungen, systeme und verwendungsverfahren
DE102018201030A1 (de) 2018-01-24 2019-07-25 Kardion Gmbh Magnetkuppelelement mit magnetischer Lagerungsfunktion
EP3746149A4 (de) 2018-02-01 2021-10-27 Shifamed Holdings, LLC Intravaskuläre blutpumpen und verfahren zur verwendung und herstellung
DE102018206754A1 (de) 2018-05-02 2019-11-07 Kardion Gmbh Verfahren und Vorrichtung zur Bestimmung der Temperatur an einer Oberfläche sowie Verwendung des Verfahrens
DE102018206724A1 (de) 2018-05-02 2019-11-07 Kardion Gmbh Energieübertragungssystem und Verfahren zur drahtlosen Energieübertragung
DE102018211327A1 (de) 2018-07-10 2020-01-16 Kardion Gmbh Laufrad für ein implantierbares, vaskuläres Unterstützungssystem
CN112655142A (zh) * 2018-08-28 2021-04-13 波士顿科学国际有限公司 经皮循环支撑装置的轴向磁通电机
DE102018007343A1 (de) * 2018-09-12 2020-03-12 Klaus Affeld Pulsatile doppelkammerige Blutpumpe für die Implantation im Perikardium
ES1223074Y (es) * 2018-09-21 2019-04-08 Saiz Manuel Munoz Corazón artificial electromecánico
US11654275B2 (en) 2019-07-22 2023-05-23 Shifamed Holdings, Llc Intravascular blood pumps with struts and methods of use and manufacture
DE102020102474A1 (de) 2020-01-31 2021-08-05 Kardion Gmbh Pumpe zum Fördern eines Fluids und Verfahren zum Herstellen einer Pumpe
US11699551B2 (en) 2020-11-05 2023-07-11 Kardion Gmbh Device for inductive energy transmission in a human body and use of the device

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3046903A (en) * 1960-03-18 1962-07-31 George W Jones Artificial blood circulation apparatus
US3842440A (en) * 1972-09-01 1974-10-22 E Karlson Implantable linear motor prosthetic heart and control system therefor
DE2557475A1 (de) 1975-12-19 1977-06-23 Messerschmitt Boelkow Blohm Pumpe fuer ein kuenstliches herz
US4046137A (en) 1976-08-11 1977-09-06 Avco Corporation Solenoid operated blood pump drive system
US4204524A (en) 1977-11-07 1980-05-27 Dov Jaron Method and apparatus for controlling cardiac assist device
US4468177A (en) 1981-04-27 1984-08-28 Strimling Walter E Diaphragm pump arrangement in which alternately expanded and contracted chambers are used independently
US4512726A (en) 1982-02-09 1985-04-23 Strimling Walter E Pump adaptable for use as an artificial heart
US4547911A (en) 1983-12-02 1985-10-22 Strimling Walter E Implantable heart pump
US5006104A (en) 1988-11-07 1991-04-09 The Cleveland Clinic Foundation Heart pump having contractible guide mechanism for pusher plate
US5011380A (en) 1989-01-23 1991-04-30 University Of South Florida Magnetically actuated positive displacement pump
US4968293A (en) 1989-03-20 1990-11-06 Medtronic, Inc. Circulatory assist device
US4969864A (en) 1989-06-23 1990-11-13 Frank Schwarzmann Venticular assist device
US5282850A (en) 1989-07-25 1994-02-01 Smith & Nephew Richards, Inc. Artificial heart components with wear resistant coatings of reduced thrombogenicity
US5133743A (en) 1990-07-31 1992-07-28 Strimling Walter E Artificial heart with pump control system
JPH04226673A (ja) * 1990-09-26 1992-08-17 Gebr Sulzer Ag 血液送出用ポンプ
US5211659A (en) 1990-11-05 1993-05-18 Strimling Walter E Pump system suitable as a heart assist device
US5300111A (en) * 1992-02-03 1994-04-05 Pyxis, Inc. Total artificial heart
DE69432582T2 (de) * 1993-10-28 2003-11-27 Medrad Inc System zur Administration von Flüssigkeiten bei mehreren Patienten
US6102845A (en) 1994-02-07 2000-08-15 Baxter International Inc. Ventricular assist device with minimal blood contacting surfaces

Also Published As

Publication number Publication date
EP1191956B1 (de) 2006-09-20
EP1191956A1 (de) 2002-04-03
WO2000059560A1 (en) 2000-10-12
ATE339977T1 (de) 2006-10-15
CA2368200A1 (en) 2000-10-12
JP2002540856A (ja) 2002-12-03
US6264601B1 (en) 2001-07-24
CA2368200C (en) 2008-11-25
DE69933314T2 (de) 2007-09-13
AU2368400A (en) 2000-10-23

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