ATE347654T1 - Magnetisch aufgehängte pumpe mit magnetlagervorrichtungen - Google Patents

Magnetisch aufgehängte pumpe mit magnetlagervorrichtungen

Info

Publication number
ATE347654T1
ATE347654T1 AT04025066T AT04025066T ATE347654T1 AT E347654 T1 ATE347654 T1 AT E347654T1 AT 04025066 T AT04025066 T AT 04025066T AT 04025066 T AT04025066 T AT 04025066T AT E347654 T1 ATE347654 T1 AT E347654T1
Authority
AT
Austria
Prior art keywords
ferromagnetic body
magnetic bearing
impeller
bearing devices
magnetically suspended
Prior art date
Application number
AT04025066T
Other languages
English (en)
Inventor
Takayoshi Ozaki
Kenichi Suzuki
Original Assignee
Ntn Toyo Bearing Co Ltd
Terumo Corp
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 Ntn Toyo Bearing Co Ltd, Terumo Corp filed Critical Ntn Toyo Bearing Co Ltd
Application granted granted Critical
Publication of ATE347654T1 publication Critical patent/ATE347654T1/de

Links

Classifications

    • 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
    • F04D29/04—Shafts or bearings, or assemblies thereof
    • F04D29/046—Bearings
    • F04D29/048—Bearings magnetic; electromagnetic
    • 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
    • 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
    • A61M60/80—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
    • 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
    • F04D13/06—Units comprising pumps and their driving means the pump being electrically driven
    • F04D13/0666—Units comprising pumps and their driving means the pump being electrically driven the motor being of the plane gap type
    • 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)
  • Engineering & Computer Science (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Mechanical Engineering (AREA)
  • Cardiology (AREA)
  • Animal Behavior & Ethology (AREA)
  • Veterinary Medicine (AREA)
  • Public Health (AREA)
  • Anesthesiology (AREA)
  • Biomedical Technology (AREA)
  • Hematology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Magnetic Bearings And Hydrostatic Bearings (AREA)
  • Control Of Non-Positive-Displacement Pumps (AREA)
AT04025066T 2003-10-23 2004-10-21 Magnetisch aufgehängte pumpe mit magnetlagervorrichtungen ATE347654T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2003363607A JP4767488B2 (ja) 2003-10-23 2003-10-23 磁気浮上型ポンプ

Publications (1)

Publication Number Publication Date
ATE347654T1 true ATE347654T1 (de) 2006-12-15

Family

ID=34386530

Family Applications (1)

Application Number Title Priority Date Filing Date
AT04025066T ATE347654T1 (de) 2003-10-23 2004-10-21 Magnetisch aufgehängte pumpe mit magnetlagervorrichtungen

Country Status (5)

Country Link
US (1) US7467930B2 (de)
EP (1) EP1526286B1 (de)
JP (1) JP4767488B2 (de)
AT (1) ATE347654T1 (de)
DE (1) DE602004003540T2 (de)

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US20070185369A1 (en) * 2006-02-03 2007-08-09 Mahmood Mirhoseini Cardiac assist device and method
US8431648B2 (en) * 2006-03-31 2013-04-30 Milliken & Company Coated substrates and polymer dispersions suitable for use in making the same
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US8823294B2 (en) 2007-06-27 2014-09-02 Brooks Automation, Inc. Commutation of an electromagnetic propulsion and guidance system
US8283813B2 (en) 2007-06-27 2012-10-09 Brooks Automation, Inc. Robot drive with magnetic spindle bearings
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US9752615B2 (en) 2007-06-27 2017-09-05 Brooks Automation, Inc. Reduced-complexity self-bearing brushless DC motor
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
WO2009003193A1 (en) 2007-06-27 2008-12-31 Brooks Automation, Inc. Position feedback for self bearing motor
JP4994971B2 (ja) * 2007-06-29 2012-08-08 アネスト岩田株式会社 磁気軸受及び磁気カップリング装置並びにこれらを用いたスクロール型流体機械
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US9044535B2 (en) * 2007-08-07 2015-06-02 Terumo Cardiovascular Systems Corp. Extracorporeal blood pump with disposable pump head portion having magnetically levitated impeller
CZ300147B6 (cs) * 2007-08-10 2009-02-25 Vysoké ucení technické v Brne Bezucpávkové odstredivé cerpadlo s integrovaným diskovým motorem
WO2009157408A1 (ja) 2008-06-23 2009-12-30 テルモ株式会社 血液ポンプ装置
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
JP5378060B2 (ja) * 2009-05-08 2013-12-25 ソラテック コーポレーション 遠心式ポンプ装置
JP5378012B2 (ja) * 2009-03-06 2013-12-25 ソラテック コーポレーション 遠心式ポンプ装置
WO2010101107A1 (ja) 2009-03-06 2010-09-10 Ntn株式会社 遠心式ポンプ装置
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
WO2011118325A1 (ja) 2010-03-26 2011-09-29 テルモ株式会社 遠心式血液ポンプ装置
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
JP5631236B2 (ja) * 2011-02-21 2014-11-26 三菱電機株式会社 ポンプ及びヒートポンプ装置
EP2693609B1 (de) 2011-03-28 2017-05-03 Thoratec Corporation Dreh- und antriebsvorrichtung und zentrifugalpumpvorrichtung damit
JP4969695B1 (ja) 2011-09-15 2012-07-04 三菱重工業株式会社 磁気カップリングポンプの駆動装置及び磁気カップリングポンプユニット
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
US20140161651A1 (en) * 2012-12-11 2014-06-12 Micropump, Inc, a Unit of IDEX Corporation Compact integrated-drive pumps
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US10052420B2 (en) 2013-04-30 2018-08-21 Tc1 Llc Heart beat identification and pump speed synchronization
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US9771938B2 (en) 2014-03-11 2017-09-26 Peopleflo Manufacturing, Inc. Rotary device having a radial magnetic coupling
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EP4643926A3 (de) 2015-02-11 2025-12-24 Tc1 Llc Herzschlagidentifizierung und pumpengeschwindigkeitssynchronisierung
US10371152B2 (en) 2015-02-12 2019-08-06 Tc1 Llc Alternating pump gaps
US10166318B2 (en) 2015-02-12 2019-01-01 Tc1 Llc System and method for controlling the position of a levitated rotor
US10245361B2 (en) 2015-02-13 2019-04-02 Tc1 Llc Impeller suspension mechanism for heart pump
CN106300722A (zh) * 2015-05-18 2017-01-04 德昌电机(深圳)有限公司 电机与电动泵
US20170016449A1 (en) * 2015-07-14 2017-01-19 Hamilton Sundstrand Corporation Axial-flux induction motor pump
US10177627B2 (en) 2015-08-06 2019-01-08 Massachusetts Institute Of Technology Homopolar, flux-biased hysteresis bearingless motor
EP3135933B1 (de) * 2015-08-25 2019-05-01 ReinHeart GmbH Aktives magnetlager
US9920764B2 (en) 2015-09-30 2018-03-20 Peopleflo Manufacturing, Inc. Pump devices
US10117983B2 (en) 2015-11-16 2018-11-06 Tc1 Llc Pressure/flow characteristic modification of a centrifugal pump in a ventricular assist device
US20180245596A1 (en) * 2016-07-26 2018-08-30 RELIAX MOTORES SA de CV Integrated electric motor and pump assembly
EP3456367A1 (de) * 2017-09-19 2019-03-20 Abiomed Europe GmbH Blutpumpe
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Also Published As

Publication number Publication date
US7467930B2 (en) 2008-12-23
DE602004003540T2 (de) 2007-04-12
JP2005127222A (ja) 2005-05-19
DE602004003540D1 (de) 2007-01-18
US20050089422A1 (en) 2005-04-28
EP1526286B1 (de) 2006-12-06
EP1526286A2 (de) 2005-04-27
JP4767488B2 (ja) 2011-09-07
EP1526286A3 (de) 2005-05-18

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Legal Events

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RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties