DE69731427D1 - Kreiselpumpenaggregat - Google Patents

Kreiselpumpenaggregat

Info

Publication number
DE69731427D1
DE69731427D1 DE69731427T DE69731427T DE69731427D1 DE 69731427 D1 DE69731427 D1 DE 69731427D1 DE 69731427 T DE69731427 T DE 69731427T DE 69731427 T DE69731427 T DE 69731427T DE 69731427 D1 DE69731427 D1 DE 69731427D1
Authority
DE
Germany
Prior art keywords
pumps unit
pumps
unit
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
DE69731427T
Other languages
English (en)
Other versions
DE69731427T2 (de
Inventor
Toshihiko Nojiri
Tsugito Nakazeki
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.)
Terumo Corp
NTN Corp
Original Assignee
Terumo Corp
NTN Corp
NTN Toyo Bearing Co Ltd
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 Terumo Corp, NTN Corp, NTN Toyo Bearing Co Ltd filed Critical Terumo Corp
Publication of DE69731427D1 publication Critical patent/DE69731427D1/de
Application granted granted Critical
Publication of DE69731427T2 publication Critical patent/DE69731427T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C32/00—Bearings not otherwise provided for
    • F16C32/04—Bearings not otherwise provided for using magnetic or electric supporting means
    • F16C32/0406—Magnetic bearings
    • F16C32/044—Active magnetic 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
    • 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
    • A61M60/20—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
    • A61M60/419—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
    • A61M60/40—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
    • 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
    • A61M60/81—Pump housings
    • A61M60/812—Vanes or blades, e.g. static flow guides
    • 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
    • A61M60/81—Pump housings
    • A61M60/816—Sensors arranged on or in the housing, e.g. ultrasound flow 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
    • A61M60/802—Constructional details other than related to driving of non-positive displacement blood pumps
    • A61M60/818—Bearings
    • A61M60/82—Magnetic bearings
    • A61M60/822—Magnetic bearings specially adapted for being actively controlled
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D13/00—Pumping installations or systems
    • F04D13/02—Units comprising pumps and their driving means
    • F04D13/021—Units comprising pumps and their driving means containing a coupling
    • F04D13/024—Units comprising pumps and their driving means containing a coupling a magnetic coupling
    • F04D13/027—Details of the magnetic circuit
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/18—Rotors
    • F04D29/22—Rotors specially for centrifugal pumps
    • F04D29/24—Vanes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2316/00—Apparatus in health or amusement
    • F16C2316/10—Apparatus in health or amusement in medical appliances, e.g. in diagnosis, dentistry, instruments, prostheses, medical imaging appliances
    • F16C2316/18—Pumps for pumping blood
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2360/00—Engines or pumps
    • F16C2360/44—Centrifugal pumps
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S415/00—Rotary kinetic fluid motors or pumps
    • Y10S415/90—Rotary blood pump

Landscapes

  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Mechanical Engineering (AREA)
  • Cardiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biomedical Technology (AREA)
  • Hematology (AREA)
  • Anesthesiology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • General Engineering & Computer Science (AREA)
  • Pulmonology (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • External Artificial Organs (AREA)
DE69731427T 1996-05-28 1997-05-28 Kreiselpumpenaggregat Expired - Lifetime DE69731427T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP8157711A JPH09313600A (ja) 1996-05-28 1996-05-28 遠心式液体ポンプ装置
JP15771196 1996-05-28

Publications (2)

Publication Number Publication Date
DE69731427D1 true DE69731427D1 (de) 2004-12-09
DE69731427T2 DE69731427T2 (de) 2005-11-10

Family

ID=15655710

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69731427T Expired - Lifetime DE69731427T2 (de) 1996-05-28 1997-05-28 Kreiselpumpenaggregat

Country Status (4)

Country Link
US (1) US6030188A (de)
EP (1) EP0810374B1 (de)
JP (1) JPH09313600A (de)
DE (1) DE69731427T2 (de)

Families Citing this family (59)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AUPO902797A0 (en) * 1997-09-05 1997-10-02 Cortronix Pty Ltd A rotary blood pump with hydrodynamically suspended impeller
US6250880B1 (en) * 1997-09-05 2001-06-26 Ventrassist Pty. Ltd Rotary pump with exclusively hydrodynamically suspended impeller
DE29821565U1 (de) * 1998-12-02 2000-06-15 Impella Cardiotechnik AG, 52074 Aachen Lagerlose Blutpumpe
EP1013294B1 (de) * 1998-12-16 2007-04-18 Levitronix LLC Diagonalflusspumpe
US6416215B1 (en) 1999-12-14 2002-07-09 University Of Kentucky Research Foundation Pumping or mixing system using a levitating magnetic element
DE19903817A1 (de) * 1999-02-02 2000-08-10 Bosch Gmbh Robert Kühlwasserpumpe
US6767418B1 (en) 1999-04-23 2004-07-27 Terumo Kabushiki Kaisha Ti-Zr type alloy and medical appliance formed thereof
ATE350079T1 (de) * 1999-07-23 2007-01-15 Terumo Corp Zentrifugalpumpenaggregat
US6758593B1 (en) 2000-10-09 2004-07-06 Levtech, Inc. Pumping or mixing system using a levitating magnetic element, related system components, and related methods
JP3644491B2 (ja) 2000-09-11 2005-04-27 株式会社ジェイ・エム・エス ターボ式血液ポンプ
JP3582467B2 (ja) 2000-09-14 2004-10-27 株式会社ジェイ・エム・エス ターボ式血液ポンプ
US7128538B2 (en) * 2003-07-07 2006-10-31 Terumo Corporation Centrifugal fluid pump apparatus
US7416525B2 (en) 2003-09-18 2008-08-26 Myrakelle, Llc Rotary blood pump
US8513848B2 (en) 2003-10-09 2013-08-20 Mag Life, Llc Aquarium having improved filtration system with neutral buoyancy substrate, pump and sediment removal system
US7249571B2 (en) * 2003-10-09 2007-07-31 Mag-Life Llc Aquarium having improved filtration system
WO2007029623A1 (ja) * 2005-09-05 2007-03-15 Tokyo Institute Of Technology 使い捨て磁気浮上式血液ポンプ
KR100730434B1 (ko) * 2005-11-16 2007-06-19 엘에스전선 주식회사 슬림형 액체펌프
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
US20070224059A1 (en) * 2006-03-23 2007-09-27 Cheng-Tien Lai Miniature pump for liquid cooling system
US20070231135A1 (en) 2006-03-31 2007-10-04 Orqis Medical Corporation Rotary Blood Pump
WO2008136979A1 (en) * 2007-04-30 2008-11-13 Heartware, Inc. Centrifugal rotary blood pump
CN101185858A (zh) * 2007-09-19 2008-05-28 秦彪 小型臭氧气水混合泵
JP2009160265A (ja) * 2008-01-08 2009-07-23 Terumo Corp 人工心肺ユニットおよび人工心肺装置
JP5171953B2 (ja) 2008-06-23 2013-03-27 テルモ株式会社 血液ポンプ装置
JP5412090B2 (ja) * 2008-11-12 2014-02-12 三菱重工業株式会社 遠心式血液ポンプ
WO2010067682A1 (ja) 2008-12-08 2010-06-17 Ntn株式会社 遠心式ポンプ装置
JP5378010B2 (ja) 2009-03-05 2013-12-25 ソラテック コーポレーション 遠心式ポンプ装置
EP2405140B1 (de) 2009-03-06 2016-10-19 Thoratec Corporation Zentrifugalpumpenvorrichtung
JP5443197B2 (ja) 2010-02-16 2014-03-19 ソラテック コーポレーション 遠心式ポンプ装置
EP2554191B1 (de) 2010-03-26 2019-05-08 Thoratec Corporation Zentrifugal-blutpumpenvorrichtung
JP5681403B2 (ja) 2010-07-12 2015-03-11 ソーラテック コーポレイション 遠心式ポンプ装置
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
US9170056B2 (en) * 2010-12-03 2015-10-27 International Business Machines Corporation Duplex flexible heat exchanger
WO2012132850A1 (ja) 2011-03-28 2012-10-04 Ntn株式会社 回転駆動装置およびそれを用いた遠心式ポンプ装置
US8535212B2 (en) * 2011-03-30 2013-09-17 Jarvik Robert Centrifugal blood pumps with reverse flow washout
JP6083929B2 (ja) 2012-01-18 2017-02-22 ソーラテック コーポレイション 遠心式ポンプ装置
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
US9713663B2 (en) 2013-04-30 2017-07-25 Tc1 Llc Cardiac pump with speed adapted for ventricle unloading
TWM479771U (zh) * 2014-01-07 2014-06-11 Yi-Ping Zeng 點滴微量控制器
KR20160004876A (ko) * 2014-07-05 2016-01-13 한승주 가변동력전달장치
KR20160017437A (ko) * 2014-08-06 2016-02-16 한승주 자기장을 이용한 동력전달장치
US9623161B2 (en) 2014-08-26 2017-04-18 Tc1 Llc Blood pump and method of suction detection
JP6269447B2 (ja) 2014-11-13 2018-01-31 株式会社デンソー 遠心ポンプ
WO2016130846A1 (en) 2015-02-11 2016-08-18 Thoratec Corporation Heart beat identification and pump speed synchronization
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
EP3256184B1 (de) 2015-02-13 2020-04-08 Tc1 Llc Laufradaufhängungsmechanismus für herzpumpe
CN106300722A (zh) * 2015-05-18 2017-01-04 德昌电机(深圳)有限公司 电机与电动泵
DE202015103453U1 (de) * 2015-07-01 2016-10-05 A. u. K. Müller GmbH & Co. KG Fluidpumpe
US10117983B2 (en) 2015-11-16 2018-11-06 Tc1 Llc Pressure/flow characteristic modification of a centrifugal pump in a ventricular assist device
WO2017120451A2 (en) * 2016-01-06 2017-07-13 Bivacor Inc. Heart pump with impeller rotational speed control
US10377097B2 (en) * 2016-06-20 2019-08-13 Terumo Cardiovascular Systems Corporation Centrifugal pumps for medical uses
DE212017000279U1 (de) 2016-12-22 2019-08-21 Vadim Viktorovich Dudnikov Vorrichtung zur Übertragung mechanischer Energie auf ein Fluid
EP3606577A2 (de) 2017-04-05 2020-02-12 Bivacor Inc. Herzpumpenantrieb und lager
CN111298221B (zh) * 2018-12-12 2024-08-02 深圳核心医疗科技股份有限公司 心室辅助装置
EP4277690A4 (de) * 2021-03-25 2024-07-03 Dokuz Eylul Ueniversitesi Rektorlugu Zentrifugalblutpumpenkopf, der die antriebskraft einer absaugvorrichtung bildet

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JPS5723114A (en) * 1980-07-17 1982-02-06 Toshiba Corp Digital data display device
DE3280274D1 (de) * 1981-03-18 1991-01-31 Guenther Walter Otto Bramm Vorrichtung zum pumpen mit einem magnetisch aufgehaengten und angetriebenen rotor.
JPS62237093A (ja) * 1986-04-08 1987-10-17 Ebara Res Co Ltd マグネツトポンプ
JPH01257792A (ja) * 1988-04-06 1989-10-13 Fujitsu Ltd ポンプ装置
SE461996B (sv) * 1988-09-14 1990-04-23 Flygt Ab Slutet loephjul foer pumpar, kompressorer, flaektar etc av centrifugal- eller halvaxiell typ
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US5947703A (en) * 1996-01-31 1999-09-07 Ntn Corporation Centrifugal blood pump assembly
US5695471A (en) * 1996-02-20 1997-12-09 Kriton Medical, Inc. Sealless rotary blood pump with passive magnetic radial bearings and blood immersed axial bearings

Also Published As

Publication number Publication date
EP0810374A3 (de) 1999-01-27
DE69731427T2 (de) 2005-11-10
EP0810374A2 (de) 1997-12-03
EP0810374B1 (de) 2004-11-03
US6030188A (en) 2000-02-29
JPH09313600A (ja) 1997-12-09

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Legal Events

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