ATE350080T1 - Zentrifugalpumpe mit störungskorrektur - Google Patents

Zentrifugalpumpe mit störungskorrektur

Info

Publication number
ATE350080T1
ATE350080T1 AT03000186T AT03000186T ATE350080T1 AT E350080 T1 ATE350080 T1 AT E350080T1 AT 03000186 T AT03000186 T AT 03000186T AT 03000186 T AT03000186 T AT 03000186T AT E350080 T1 ATE350080 T1 AT E350080T1
Authority
AT
Austria
Prior art keywords
impeller
monitoring function
electromagnet
current monitoring
function
Prior art date
Application number
AT03000186T
Other languages
English (en)
Inventor
Mitsutoshi Yaegashi
Takehiko Asada
Original Assignee
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 Terumo Corp filed Critical Terumo Corp
Application granted granted Critical
Publication of ATE350080T1 publication Critical patent/ATE350080T1/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
    • A61M60/104—Extracorporeal pumps, i.e. the blood being pumped outside the patient's body
    • 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
    • A61M60/50—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
    • A61M60/81—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. ultrasonic 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
    • 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

Landscapes

  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Mechanical Engineering (AREA)
  • General Health & Medical Sciences (AREA)
  • Anesthesiology (AREA)
  • Biomedical Technology (AREA)
  • Hematology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Cardiology (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Electromagnetism (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • External Artificial Organs (AREA)
  • Control Of Non-Positive-Displacement Pumps (AREA)
  • Centrifugal Separators (AREA)
  • Magnetic Bearings And Hydrostatic Bearings (AREA)
AT03000186T 2002-01-09 2003-01-07 Zentrifugalpumpe mit störungskorrektur ATE350080T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2002002584A JP3996775B2 (ja) 2002-01-09 2002-01-09 遠心式液体ポンプ装置

Publications (1)

Publication Number Publication Date
ATE350080T1 true ATE350080T1 (de) 2007-01-15

Family

ID=19190762

Family Applications (1)

Application Number Title Priority Date Filing Date
AT03000186T ATE350080T1 (de) 2002-01-09 2003-01-07 Zentrifugalpumpe mit störungskorrektur

Country Status (5)

Country Link
US (1) US6840735B2 (de)
EP (1) EP1327455B1 (de)
JP (1) JP3996775B2 (de)
AT (1) ATE350080T1 (de)
DE (1) DE60310778T2 (de)

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EP1430919A1 (de) 2002-12-17 2004-06-23 Terumo Kabushiki Kaisha Zentrifugale Blutpumpe
US7488448B2 (en) * 2004-03-01 2009-02-10 Indian Wells Medical, Inc. Method and apparatus for removal of gas bubbles from blood
JP4767488B2 (ja) * 2003-10-23 2011-09-07 Ｎｔｎ株式会社 磁気浮上型ポンプ
ATE456963T1 (de) 2004-03-24 2010-02-15 Terumo Corp Zentrifugalblutpumpe mit hydrodynamischer lagerung
TW200711557A (en) * 2005-09-02 2007-03-16 Sunonwealth Electr Mach Ind Co Heat dissipation device
US20070177995A1 (en) * 2006-02-01 2007-08-02 Yoshio Yano Pump device
US20070183908A1 (en) * 2006-02-06 2007-08-09 Yoshio Yano Contactless centrifugal pump
US20070224059A1 (en) * 2006-03-23 2007-09-27 Cheng-Tien Lai Miniature pump for liquid cooling system
JP4898319B2 (ja) 2006-06-23 2012-03-14 テルモ株式会社 血液ポンプ装置
US9044535B2 (en) * 2007-08-07 2015-06-02 Terumo Cardiovascular Systems Corp. Extracorporeal blood pump with disposable pump head portion having magnetically levitated impeller
JP5015985B2 (ja) * 2009-03-19 2012-09-05 テルモ株式会社 遠心式血液ポンプ装置
CN104314843B (zh) 2009-11-19 2018-07-24 瑞思迈发动机及马达技术股份有限公司 鼓风机
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
EP2693609B1 (de) 2011-03-28 2017-05-03 Thoratec Corporation Dreh- und antriebsvorrichtung und zentrifugalpumpvorrichtung damit
US10260507B2 (en) * 2011-08-23 2019-04-16 Moog Inc. Magnetically coupled pump assembly
GB201218768D0 (en) * 2012-10-18 2012-12-05 Calon Cardio Technology Ltd Centrifugal pumps
US9371826B2 (en) 2013-01-24 2016-06-21 Thoratec Corporation Impeller position compensation using field oriented control
CN110332138A (zh) * 2013-03-21 2019-10-15 北京奇宏科技研发中心有限公司 风扇轴承寿命的监控装置
US10052420B2 (en) 2013-04-30 2018-08-21 Tc1 Llc Heart beat identification and pump speed synchronization
DE102013017828B4 (de) * 2013-10-24 2015-05-13 Fresenius Medical Care Deutschland Gmbh Verfahren und Vorrichtung zur Überwachung einer in einem extrakorporalen Blutkreislauf oder einer in einem Dialysatkreislauf angeordneten Impellerpumpe und Blutbehandlungsvorrichtung
US9623161B2 (en) 2014-08-26 2017-04-18 Tc1 Llc Blood pump and method of suction detection
EP3256183B1 (de) 2015-02-11 2025-08-13 Tc1 Llc Herzschlagidentifizierung und pumpengeschwindigkeitssynchronisierung
US10371152B2 (en) 2015-02-12 2019-08-06 Tc1 Llc Alternating pump gaps
EP3256185B1 (de) 2015-02-12 2019-10-30 Tc1 Llc System und verfahren zur steuerung der position eines schwebenden rotors
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
US10117983B2 (en) 2015-11-16 2018-11-06 Tc1 Llc Pressure/flow characteristic modification of a centrifugal pump in a ventricular assist device
US10208760B2 (en) * 2016-07-28 2019-02-19 General Electric Company Rotary machine including active magnetic bearing
CN106640688B (zh) * 2016-12-05 2019-04-16 中国石油集团川庆钻探工程有限公司工程技术研究院 一种外输泵机组在线监测故障的智能诊断系统和方法
WO2018187576A2 (en) * 2017-04-05 2018-10-11 Bivacor Inc. Heart pump drive and bearing
AU2018280236B2 (en) 2017-06-07 2024-06-06 Supira Medical, Inc. Intravascular fluid movement devices, systems, and methods of use
CN107605760B (zh) * 2017-10-23 2019-08-27 中科睿联（福建）科技有限公司 一种电泵的控制方法
EP3710076B1 (de) 2017-11-13 2023-12-27 Shifamed Holdings, LLC Intravaskuläre fluidbewegungsvorrichtungen, systeme und verwendungsverfahren
EP4085965A1 (de) 2018-02-01 2022-11-09 Shifamed Holdings, LLC Intravaskuläre blutpumpen und verfahren zur verwendung und herstellung
US12161857B2 (en) 2018-07-31 2024-12-10 Shifamed Holdings, Llc Intravascular blood pumps and methods of use
CN108999788A (zh) * 2018-08-02 2018-12-14 徐雪兰 一种可变叶宽的离心泵
US12220570B2 (en) 2018-10-05 2025-02-11 Shifamed Holdings, Llc Intravascular blood pumps and methods of use
CN110115868B (zh) * 2019-05-15 2021-06-08 王拓 一种具有过滤功能的阀体
WO2021011473A1 (en) 2019-07-12 2021-01-21 Shifamed Holdings, Llc Intravascular blood pumps and methods of manufacture and use
US11654275B2 (en) 2019-07-22 2023-05-23 Shifamed Holdings, Llc Intravascular blood pumps with struts and methods of use and manufacture
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US11724089B2 (en) 2019-09-25 2023-08-15 Shifamed Holdings, Llc Intravascular blood pump systems and methods of use and control thereof
EP4501393A3 (de) 2019-09-25 2025-04-09 Shifamed Holdings, LLC Katheterblutpumpen und zusammenklappbare pumpengehäuse
EP4034184B1 (de) 2019-09-25 2026-03-18 Supira Medical, Inc. Katheterblutpumpen und kollabierbare blutleitungen
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CN114728117B (zh) 2019-11-12 2025-11-11 费森尤斯医疗护理德国有限责任公司 血液治疗系统
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Also Published As

Publication number Publication date
JP2003201992A (ja) 2003-07-18
DE60310778T2 (de) 2007-10-18
US20030152462A1 (en) 2003-08-14
EP1327455B1 (de) 2007-01-03
US6840735B2 (en) 2005-01-11
JP3996775B2 (ja) 2007-10-24
EP1327455A1 (de) 2003-07-16
DE60310778D1 (de) 2007-02-15

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