ATE300322T1 - Rotationsblutpumpe sowie kontrollsystem dafür - Google Patents

Rotationsblutpumpe sowie kontrollsystem dafür

Info

Publication number
ATE300322T1
ATE300322T1 AT00918592T AT00918592T ATE300322T1 AT E300322 T1 ATE300322 T1 AT E300322T1 AT 00918592 T AT00918592 T AT 00918592T AT 00918592 T AT00918592 T AT 00918592T AT E300322 T1 ATE300322 T1 AT E300322T1
Authority
AT
Austria
Prior art keywords
pump
control system
impeller
blood pump
rotary blood
Prior art date
Application number
AT00918592T
Other languages
English (en)
Inventor
Peter Joseph Ayre
Geoffrey Douglas Tansley
Peter Andrew Watterson
John Campbell Woodard
Original Assignee
Ventrassist Pty Ltd
Univ Sydney Tech
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
Priority claimed from AUPP9959A external-priority patent/AUPP995999A0/en
Priority claimed from US09/299,038 external-priority patent/US6250880B1/en
Application filed by Ventrassist Pty Ltd, Univ Sydney Tech filed Critical Ventrassist Pty Ltd
Application granted granted Critical
Publication of ATE300322T1 publication Critical patent/ATE300322T1/de

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
    • A61M60/40—Details relating to driving
    • A61M60/403—Details relating to driving for non-positive displacement blood pumps
    • A61M60/419—Details relating to driving for non-positive displacement blood pumps the force acting on the blood contacting member being permanent magnetic, e.g. from a rotating magnetic coupling between driving and driven magnets
    • 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
    • A61M60/20—Type thereof
    • A61M60/205—Non-positive displacement blood pumps
    • A61M60/216—Non-positive displacement blood pumps including a rotating member acting on the blood, e.g. impeller
    • A61M60/226—Non-positive displacement blood pumps including a rotating member acting on the blood, e.g. impeller the blood flow through the rotating member having mainly radial components
    • A61M60/232—Centrifugal 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
    • A61M60/40—Details relating to driving
    • A61M60/403—Details relating to driving for non-positive displacement blood pumps
    • A61M60/422—Details relating to driving for non-positive displacement blood pumps the force acting on the blood contacting member being electromagnetic, e.g. using canned motor 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
    • A61M60/50—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
    • 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
    • A61M60/802—Constructional details other than related to driving of non-positive displacement blood pumps
    • A61M60/804—Impellers
    • A61M60/806—Vanes or blades
    • 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
    • A61M60/802—Constructional details other than related to driving of non-positive displacement blood pumps
    • A61M60/818—Bearings
    • A61M60/824—Hydrodynamic or fluid film bearings
    • 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
    • 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

Landscapes

  • Health & Medical Sciences (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Engineering & Computer Science (AREA)
  • Cardiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Anesthesiology (AREA)
  • Biomedical Technology (AREA)
  • Hematology (AREA)
  • Mechanical Engineering (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • External Artificial Organs (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
AT00918592T 1999-04-23 2000-04-20 Rotationsblutpumpe sowie kontrollsystem dafür ATE300322T1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
AUPP9959A AUPP995999A0 (en) 1999-04-23 1999-04-23 Non-contact estimation and control system
US09/299,038 US6250880B1 (en) 1997-09-05 1999-04-23 Rotary pump with exclusively hydrodynamically suspended impeller
PCT/AU2000/000355 WO2000064509A1 (en) 1999-04-23 2000-04-20 A rotary blood pump and control system therefor

Publications (1)

Publication Number Publication Date
ATE300322T1 true ATE300322T1 (de) 2005-08-15

Family

ID=25646033

Family Applications (1)

Application Number Title Priority Date Filing Date
AT00918592T ATE300322T1 (de) 1999-04-23 2000-04-20 Rotationsblutpumpe sowie kontrollsystem dafür

Country Status (7)

Country Link
EP (2) EP1602386A1 (de)
JP (1) JP2002541986A (de)
CN (1) CN1372479A (de)
AT (1) ATE300322T1 (de)
CA (1) CA2370755C (de)
DE (1) DE60021554T2 (de)
WO (1) WO2000064509A1 (de)

Families Citing this family (82)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6783328B2 (en) * 1996-09-30 2004-08-31 Terumo Cardiovascular Systems Corporation Method and apparatus for controlling fluid pumps
US20060142633A1 (en) * 2002-12-17 2006-06-29 Lane Rodney J Blood pumping system and procedure
US7682301B2 (en) * 2003-09-18 2010-03-23 Thoratec Corporation Rotary blood pump
WO2005032620A1 (en) * 2003-10-09 2005-04-14 Ventracor Limited Impeller
WO2005042064A1 (en) * 2003-10-31 2005-05-12 Ventracor Limited Improved blood pump comprising polymeric components
DE602005019219D1 (de) 2004-03-24 2010-03-25 Terumo Corp Zentrifugalblutpumpe mit hydrodynamischer Lagerung
CN1596999B (zh) * 2004-08-20 2010-04-28 清华大学 螺旋制式翼型微型血泵
JP4517076B2 (ja) * 2005-06-23 2010-08-04 独立行政法人産業技術総合研究所 動圧軸受を備えた人工心臓ポンプ
CN100363632C (zh) * 2005-09-16 2008-01-23 清华大学 一种适于微型泵的无轴开式叶轮
US8672611B2 (en) 2006-01-13 2014-03-18 Heartware, Inc. Stabilizing drive for contactless rotary blood pump impeller
EP3954901A1 (de) * 2006-01-13 2022-02-16 HeartWare, Inc. Rotierende blutpumpe
US7762941B2 (en) * 2007-04-25 2010-07-27 Robert Jarvik Blood pump bearings with separated contact surfaces
US8152493B2 (en) * 2007-04-30 2012-04-10 Hearthware Inc. Centrifugal rotary blood pump with impeller having a hydrodynamic thrust bearing surface
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
KR101659931B1 (ko) 2007-06-27 2016-09-26 브룩스 오토메이션 인코퍼레이티드 다차원 위치 센서
US8823294B2 (en) 2007-06-27 2014-09-02 Brooks Automation, Inc. Commutation of an electromagnetic propulsion and guidance system
US9752615B2 (en) 2007-06-27 2017-09-05 Brooks Automation, Inc. Reduced-complexity self-bearing brushless DC motor
US8283813B2 (en) 2007-06-27 2012-10-09 Brooks Automation, Inc. Robot drive with magnetic spindle bearings
CN101790673B (zh) 2007-06-27 2013-08-28 布鲁克斯自动化公司 用于自轴承电机的位置反馈
CN101855811B (zh) 2007-06-27 2013-11-20 布鲁克斯自动化公司 具有提升能力和减少的齿槽特性的电机定子
KR20100056468A (ko) 2007-07-17 2010-05-27 브룩스 오토메이션 인코퍼레이티드 챔버 벽들에 일체화된 모터들을 갖는 기판 처리 장치
EP2319552B1 (de) 2009-11-06 2014-01-08 Berlin Heart GmbH Blutpumpe
JP5582805B2 (ja) * 2010-02-02 2014-09-03 三菱重工業株式会社 遠心ポンプ
CN102667167A (zh) * 2010-02-02 2012-09-12 三菱重工业株式会社 离心泵
CN102247628B (zh) * 2010-05-17 2013-05-22 北京天高智机技术开发公司 可植入式磁液悬浮型离心血泵
EP2407185A1 (de) * 2010-07-15 2012-01-18 ECP Entwicklungsgesellschaft mbH Radial komprimierbarer und expandierbarer Rotor für eine Pumpe mit einem Schaufelblatt
JP5577506B2 (ja) 2010-09-14 2014-08-27 ソーラテック コーポレイション 遠心式ポンプ装置
AU2012207146B2 (en) * 2011-01-21 2016-10-06 Heartware, Inc. Flow estimation in a blood pump
EP2693609B1 (de) 2011-03-28 2017-05-03 Thoratec Corporation Dreh- und antriebsvorrichtung und zentrifugalpumpvorrichtung damit
WO2012149946A1 (en) 2011-05-05 2012-11-08 Berlin Heart Gmbh Blood pump
CN102705246B (zh) * 2012-05-08 2014-11-26 清华大学 一种叶轮悬浮的超小型泵
EP2719403B1 (de) 2012-10-12 2016-09-28 Abiomed Europe GmbH Zentrifugal-Blutpumpe
US9371826B2 (en) 2013-01-24 2016-06-21 Thoratec Corporation Impeller position compensation using field oriented control
US9556873B2 (en) 2013-02-27 2017-01-31 Tc1 Llc Startup sequence for centrifugal pump with levitated impeller
US10052420B2 (en) 2013-04-30 2018-08-21 Tc1 Llc Heart beat identification and pump speed synchronization
DE102013012469A1 (de) 2013-07-09 2015-01-15 Fresenius Medical Care Deutschland Gmbh Verfahren zur Messung des Verlaufs von Druckpulswellen bei einer extrakorporalen Blutbehandlung und Vorrichtung zur Durchführung des Verfahrens
US10556050B2 (en) 2014-07-10 2020-02-11 Thorvascular Pty Ltd Low cost ventricular device and system thereof
US9623161B2 (en) 2014-08-26 2017-04-18 Tc1 Llc Blood pump and method of suction detection
EP4643926A3 (de) 2015-02-11 2025-12-24 Tc1 Llc Herzschlagidentifizierung und pumpengeschwindigkeitssynchronisierung
WO2016130944A1 (en) 2015-02-12 2016-08-18 Thoratec Corporation System and method for controlling the position of a levitated rotor
US10371152B2 (en) 2015-02-12 2019-08-06 Tc1 Llc Alternating pump gaps
WO2016130989A1 (en) 2015-02-13 2016-08-18 Thoratec Corporation Impeller suspension mechanism for heart pump
US10117983B2 (en) 2015-11-16 2018-11-06 Tc1 Llc Pressure/flow characteristic modification of a centrifugal pump in a ventricular assist device
WO2017120453A1 (en) 2016-01-06 2017-07-13 Bivacor Inc. Heart pump with impeller axial position control
EP3222301B1 (de) * 2016-03-23 2018-05-09 Abiomed Europe GmbH Blutpumpe
CN106039441B (zh) * 2016-05-12 2018-05-22 北京精密机电控制设备研究所 心室辅助装置的无传感器流量测量方法及测量装置
WO2018049369A1 (en) * 2016-09-12 2018-03-15 Fluid Handling Llc Automatic self-driving pumps
CN106762694B (zh) * 2016-12-12 2017-09-15 华中科技大学 一种微型水力悬浮机械泵
WO2018135477A1 (ja) * 2017-01-18 2018-07-26 テルモ株式会社 血液ポンプ
CN110603063B (zh) * 2017-04-25 2022-05-24 心脏器械股份有限公司 抗血栓表面电势陶瓷元件
EP3456367A1 (de) * 2017-09-19 2019-03-20 Abiomed Europe GmbH Blutpumpe
CN107693869B (zh) * 2017-09-30 2024-04-02 北京安生生物技术有限责任公司 一种能减少溶血和血栓的五自由度磁悬浮离心式叶轮
CN107469168B (zh) * 2017-09-30 2024-04-02 北京安生生物技术有限责任公司 一种减少血栓发生的单自由度磁悬浮离心式叶轮
JP2019069013A (ja) * 2017-10-10 2019-05-09 株式会社サンメディカル技術研究所 血液ポンプ及び血液ポンプの製造方法
DE102018201030B4 (de) 2018-01-24 2025-10-16 Kardion Gmbh Magnetkuppelelement mit magnetischer Lagerungsfunktion
CN111655307B (zh) * 2018-01-31 2023-12-12 心脏器械股份有限公司 具有叶轮冲洗操作的轴向血泵
DE102018207611A1 (de) 2018-05-16 2019-11-21 Kardion Gmbh Rotorlagerungssystem
DE102018207594A1 (de) 2018-05-16 2019-11-21 Kardion Gmbh Rotor, Magnetkupplungsvorrichtung, Elektromotor für ein Herzunterstützungssystem, Pumpeneinheit für ein Herzunterstützungssystem sowie Verfahren zum Herstellen eines Rotors
DE102018207575A1 (de) 2018-05-16 2019-11-21 Kardion Gmbh Magnetische Stirndreh-Kupplung zur Übertragung von Drehmomenten
DE102018208550A1 (de) 2018-05-30 2019-12-05 Kardion Gmbh Leitungsvorrichtung zum Leiten eines Blutstroms für ein Herzunterstützungssystem, Herzunterstützungssystem und Verfahren zum Herstellen einer Leitungsvorrichtung
DE102018208549A1 (de) 2018-05-30 2019-12-05 Kardion Gmbh Elektronikmodul für ein Herzunterstützungssystem und Verfahren zum Herstellen eines Elektronikmoduls für ein Herzunterstützungssystem
DE102018208539A1 (de) 2018-05-30 2019-12-05 Kardion Gmbh Motorgehäusemodul zum Abdichten eines Motorraums eines Motors eines Herzunterstützungssystems und Herzunterstützungssystem und Verfahren zum Montieren eines Herzunterstützungssystems
DE102018208538A1 (de) 2018-05-30 2019-12-05 Kardion Gmbh Intravasale Blutpumpe und Verfahren zur Herstellung von elektrischen Leiterbahnen
DE102018208541A1 (de) 2018-05-30 2019-12-05 Kardion Gmbh Axialpumpe für ein Herzunterstützungssystem und Verfahren zum Herstellen einer Axialpumpe für ein Herzunterstützungssystem
DE102018210058A1 (de) 2018-06-21 2019-12-24 Kardion Gmbh Statorschaufelvorrichtung zur Strömungsführung eines aus einer Austrittsöffnung eines Herzunterstützungssystems ausströmenden Fluids, Herzunterstützungssystem mit Statorschaufelvorrichtung, Verfahren zum Betreiben einer Statorschaufelvorrichtung und Herstellverfahren
DE102018210076A1 (de) 2018-06-21 2019-12-24 Kardion Gmbh Verfahren und Vorrichtung zum Erkennen eines Verschleißzustands eines Herzunterstützungssystems, Verfahren und Vorrichtung zum Betreiben eines Herzunterstützungssystems und Herzunterstützungssystem
DE102018211297A1 (de) 2018-07-09 2020-01-09 Kardion Gmbh Herzunterstützungssystem und Verfahren zur Überwachung der Integrität einer Haltestruktur eines Herzunterstützungssystems
DE102018211327A1 (de) 2018-07-10 2020-01-16 Kardion Gmbh Laufrad für ein implantierbares, vaskuläres Unterstützungssystem
DE102018211328A1 (de) 2018-07-10 2020-01-16 Kardion Gmbh Laufradgehäuse für ein implantierbares, vaskuläres Unterstützungssystem
DE102018212153A1 (de) 2018-07-20 2020-01-23 Kardion Gmbh Zulaufleitung für eine Pumpeneinheit eines Herzunterstützungssystems, Herzunterstützungssystem und Verfahren zum Herstellen einer Zulaufleitung für eine Pumpeneinheit eines Herzunterstützungssystems
AU2019320533B2 (en) 2018-08-07 2024-11-21 Kardion Gmbh Bearing device for a cardiac support system, and method for flushing an intermediate space in a bearing device for a cardiac support system
CN109284569B (zh) * 2018-10-15 2023-04-07 天津大学 一种永磁电机周期定子的组合不稳定分析及预测方法
CN111166949A (zh) * 2018-11-13 2020-05-19 上海微创医疗器械（集团）有限公司 叶轮、叶轮的制造方法以及经皮血泵
CN111097077B (zh) * 2020-01-08 2022-09-23 上海市东方医院（同济大学附属东方医院） 一种体外磁驱动液悬浮轴流式血泵
DE102020102474A1 (de) 2020-01-31 2021-08-05 Kardion Gmbh Pumpe zum Fördern eines Fluids und Verfahren zum Herstellen einer Pumpe
CN111672164A (zh) * 2020-06-19 2020-09-18 北京博创朔方科技有限公司 铝合金型材铸造除气混合装置
CN111798430B (zh) * 2020-07-05 2021-03-26 西安医学院第二附属医院 离心泵轴心血栓辨识平台及方法
CA3192451A1 (en) 2020-09-14 2022-03-17 Johannes Bette Cardiovascular support pump having an impeller with a variable flow area
CN112156255B (zh) * 2020-10-14 2022-07-26 北京航空航天大学 一种体外循环磁轮一体化的磁悬浮离心血泵
JP2023550938A (ja) 2020-11-20 2023-12-06 カルディオン ゲーエムベーハー ガイドワイヤ補助具付き機械的循環支持システム
WO2022203634A1 (en) * 2021-03-25 2022-09-29 Dokuz Eylul Universitesi Rektorlugu Centrifugal blood pump head that constitutes the propelling force of an aspiration device
KR102826815B1 (ko) * 2022-10-25 2025-07-01 쥬베뉴 주식회사 약물 투입용 주사기의 맥동 완화 장치

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4781525A (en) * 1987-07-17 1988-11-01 Minnesota Mining And Manufacturing Company Flow measurement system
US5470208A (en) * 1990-10-05 1995-11-28 Kletschka; Harold D. Fluid pump with magnetically levitated impeller
EP0720693B1 (de) * 1993-09-27 1998-05-27 Unilever N.V. Dosier-pumpsystem und verfahren mit lastenkompensation
US5725357A (en) * 1995-04-03 1998-03-10 Ntn Corporation Magnetically suspended type pump
JPH08284841A (ja) * 1995-04-10 1996-10-29 Ebara Corp ポンプ装置
US6074180A (en) * 1996-05-03 2000-06-13 Medquest Products, Inc. Hybrid magnetically suspended and rotated centrifugal pumping apparatus and method
AUPO902797A0 (en) * 1997-09-05 1997-10-02 Cortronix Pty Ltd A rotary blood pump with hydrodynamically suspended impeller

Also Published As

Publication number Publication date
JP2002541986A (ja) 2002-12-10
WO2000064509B1 (en) 2001-02-01
EP1176999A1 (de) 2002-02-06
EP1176999B8 (de) 2005-09-28
EP1176999A4 (de) 2002-09-11
EP1176999B1 (de) 2005-07-27
CA2370755A1 (en) 2000-11-02
DE60021554T2 (de) 2006-03-30
WO2000064509A1 (en) 2000-11-02
EP1602386A1 (de) 2005-12-07
CN1372479A (zh) 2002-10-02
DE60021554D1 (de) 2005-09-01
CA2370755C (en) 2009-11-24

Similar Documents

Publication Publication Date Title
ATE300322T1 (de) Rotationsblutpumpe sowie kontrollsystem dafür
AUPO902797A0 (en) A rotary blood pump with hydrodynamically suspended impeller
IT1315823B1 (it) Pompa per fluido a sospensione magnetica e relativo sistema dicontrollo, particolarmente per applicazione cardiaca.
AU2002233346B2 (en) Device for axially conveying fluids
EP1402908A3 (de) Blutpumpe und Herstellungsverfahren
DE59911017D1 (de) Lagerlose blutpumpe
AU2001250040A1 (en) Ventricular assist system secondary impeller
IT1243345B (it) Pompa centrifuga per liquido, in particolare sangue in circolazione extracorporea
Ohara et al. An ultimate, compact, seal‐less centrifugal ventricular assist device: Baylor C‐Gyro pump
AU5888599A (en) Perfusion system
ATE417201T1 (de) Tauchmotor mit wellendichtungen
ATE349639T1 (de) Pumpe
SE9802328D0 (sv) Centrifugalpump
Wernicke et al. A fluid dynamic analysis using flow visualization of the Baylor/NASA implantable axial flow blood pump for design improvement
Hoshi et al. Magnetically suspended centrifugal blood pump with a radial magnetic driver
DE69119183D1 (de) Kreiselpumpe mit Abdichtungsmitteln
Akamatsu et al. Development of a centrifugal blood pump with magnetically suspended impeller and the related fluid mechanical problems
DK0517277T3 (da) Væskeringsgaspumpe med udhængende monteret vingehjul
ES2163232T3 (es) Bomba centrifuga con junta de estanqueidad radial.
Yoshino et al. Design and evaluation of a single‐pivot supported centrifugal blood pump
AU760610B2 (en) A rotary blood pump and control system therefor
AU2003201358B2 (en) A Rotary Blood Pump and Control System Therefor
GB8404857D0 (en) Pump volute communicating slot
ITMI940345A1 (it) Pompa volumetrica rotativa a palette a trascinamento magnetico
ATE292241T1 (de) Lager- und dichtungslose blutpumpe

Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties