IL146682A0 - Magnetic suspension blood pump - Google Patents

Magnetic suspension blood pump

Info

Publication number
IL146682A0
IL146682A0 IL14668200A IL14668200A IL146682A0 IL 146682 A0 IL146682 A0 IL 146682A0 IL 14668200 A IL14668200 A IL 14668200A IL 14668200 A IL14668200 A IL 14668200A IL 146682 A0 IL146682 A0 IL 146682A0
Authority
IL
Israel
Prior art keywords
blood pump
magnetic suspension
suspension blood
magnetic
pump
Prior art date
Application number
IL14668200A
Other languages
English (en)
Original Assignee
Michael P Goldowsky
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 Michael P Goldowsky filed Critical Michael P Goldowsky
Publication of IL146682A0 publication Critical patent/IL146682A0/xx

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16CSHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C32/00Bearings not otherwise provided for
    • F16C32/04Bearings not otherwise provided for using magnetic or electric supporting means
    • F16C32/0406Magnetic bearings
    • F16C32/044Active magnetic bearings
    • F16C32/047Details of housings; Mounting of active magnetic bearings
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M60/00Blood pumps; Devices for mechanical circulatory actuation; Balloon pumps for circulatory assistance
    • A61M60/10Location thereof with respect to the patient's body
    • A61M60/122Implantable pumps or pumping devices, i.e. the blood being pumped inside the patient's body
    • A61M60/165Implantable pumps or pumping devices, i.e. the blood being pumped inside the patient's body implantable in, on, or around the heart
    • A61M60/178Implantable 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
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M60/00Blood pumps; Devices for mechanical circulatory actuation; Balloon pumps for circulatory assistance
    • A61M60/20Type thereof
    • A61M60/205Non-positive displacement blood pumps
    • A61M60/216Non-positive displacement blood pumps including a rotating member acting on the blood, e.g. impeller
    • A61M60/226Non-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
    • A61M60/232Centrifugal pumps
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M60/00Blood pumps; Devices for mechanical circulatory actuation; Balloon pumps for circulatory assistance
    • A61M60/20Type thereof
    • A61M60/205Non-positive displacement blood pumps
    • A61M60/216Non-positive displacement blood pumps including a rotating member acting on the blood, e.g. impeller
    • A61M60/237Non-positive displacement blood pumps including a rotating member acting on the blood, e.g. impeller the blood flow through the rotating member having mainly axial components, e.g. axial flow pumps
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M60/00Blood pumps; Devices for mechanical circulatory actuation; Balloon pumps for circulatory assistance
    • A61M60/50Details relating to control
    • A61M60/508Electronic control means, e.g. for feedback regulation
    • A61M60/515Regulation using real-time patient data
    • A61M60/531Regulation using real-time patient data using blood pressure data, e.g. from blood pressure sensors
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M60/00Blood pumps; Devices for mechanical circulatory actuation; Balloon pumps for circulatory assistance
    • A61M60/50Details relating to control
    • A61M60/508Electronic control means, e.g. for feedback regulation
    • A61M60/538Regulation using real-time blood pump operational parameter data, e.g. motor current
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M60/00Blood pumps; Devices for mechanical circulatory actuation; Balloon pumps for circulatory assistance
    • A61M60/80Constructional details other than related to driving
    • A61M60/802Constructional details other than related to driving of non-positive displacement blood pumps
    • A61M60/804Impellers
    • A61M60/806Vanes or blades
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M60/00Blood pumps; Devices for mechanical circulatory actuation; Balloon pumps for circulatory assistance
    • A61M60/80Constructional details other than related to driving
    • A61M60/802Constructional details other than related to driving of non-positive displacement blood pumps
    • A61M60/81Pump housings
    • A61M60/816Sensors arranged on or in the housing, e.g. ultrasound flow sensors
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M60/00Blood pumps; Devices for mechanical circulatory actuation; Balloon pumps for circulatory assistance
    • A61M60/80Constructional details other than related to driving
    • A61M60/802Constructional details other than related to driving of non-positive displacement blood pumps
    • A61M60/818Bearings
    • A61M60/82Magnetic bearings
    • A61M60/822Magnetic bearings specially adapted for being actively controlled
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M60/00Blood pumps; Devices for mechanical circulatory actuation; Balloon pumps for circulatory assistance
    • A61M60/10Location thereof with respect to the patient's body
    • A61M60/122Implantable pumps or pumping devices, i.e. the blood being pumped inside the patient's body
    • A61M60/126Implantable 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
    • A61M60/148Implantable 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
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M60/00Blood pumps; Devices for mechanical circulatory actuation; Balloon pumps for circulatory assistance
    • A61M60/40Details relating to driving
    • A61M60/403Details relating to driving for non-positive displacement blood pumps
    • A61M60/422Details 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
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16CSHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2316/00Apparatus in health or amusement
    • F16C2316/10Apparatus in health or amusement in medical appliances, e.g. in diagnosis, dentistry, instruments, prostheses, medical imaging appliances
    • F16C2316/18Pumps for pumping blood

Landscapes

  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Mechanical Engineering (AREA)
  • Cardiology (AREA)
  • Hematology (AREA)
  • Anesthesiology (AREA)
  • Biomedical Technology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • General Engineering & Computer Science (AREA)
  • Medical Informatics (AREA)
  • External Artificial Organs (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
IL14668200A 1999-06-03 2000-06-02 Magnetic suspension blood pump IL146682A0 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US13778099P 1999-06-03 1999-06-03
PCT/US2000/015240 WO2000074748A1 (fr) 1999-06-03 2000-06-02 Pompe a sang a suspension magnetique

Publications (1)

Publication Number Publication Date
IL146682A0 true IL146682A0 (en) 2002-07-25

Family

ID=22479016

Family Applications (1)

Application Number Title Priority Date Filing Date
IL14668200A IL146682A0 (en) 1999-06-03 2000-06-02 Magnetic suspension blood pump

Country Status (9)

Country Link
EP (1) EP1189646A4 (fr)
JP (1) JP2003501155A (fr)
AU (1) AU5459500A (fr)
BR (1) BR0011051A (fr)
CA (1) CA2374656A1 (fr)
DE (1) DE00939518T1 (fr)
IL (1) IL146682A0 (fr)
MX (1) MXPA01012499A (fr)
WO (1) WO2000074748A1 (fr)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7022100B1 (en) 1999-09-03 2006-04-04 A-Med Systems, Inc. Guidable intravascular blood pump and related methods
DE10123138B4 (de) 2001-04-30 2007-09-27 Berlin Heart Ag Verfahren zur Lageregelung eines permanentmagnetisch gelagerten rotierenden Bauteils
US20040241019A1 (en) * 2003-05-28 2004-12-02 Michael Goldowsky Passive non-contacting smart bearing suspension for turbo blood-pumps
DE102005017546A1 (de) * 2005-04-16 2006-10-19 Impella Cardiosystems Gmbh Verfahren zur Steuerung einer Blutpumpe
JP4209412B2 (ja) 2005-09-13 2009-01-14 三菱重工業株式会社 人工心臓ポンプ
DE102005045597B4 (de) * 2005-09-23 2017-05-18 Siemens Healthcare Gmbh In den menschlichen oder tierischen Körper implantierbare Pumpvorrichtung sowie Pumpeinrichtung umfassend eine solche Pumpvorrichtung
US8801652B2 (en) 2006-07-27 2014-08-12 Fresenius Medical Care Holding, Inc. Early stage peritonitis detection apparatus and methods
US8777891B2 (en) 2006-07-27 2014-07-15 Fresenius Medical Care Holdings, Inc. Apparatus and methods for early stage peritonitis detection and for in vivo testing of bodily fluid
US8728023B2 (en) 2006-07-27 2014-05-20 Fresenius Medical Care Holdings, Inc. Apparatus and methods for early stage peritonitis detection including self-cleaning effluent chamber
JP4523962B2 (ja) * 2007-11-26 2010-08-11 三菱重工業株式会社 人工心臓ポンプ
JP4611365B2 (ja) * 2007-11-26 2011-01-12 三菱重工業株式会社 人工心臓ポンプ
CN101678162B (zh) * 2008-01-25 2013-10-09 弗雷塞尼斯医疗保健控股公司 包括自清洁流出物室的用于早期腹膜炎检测的设备和方法
KR101450328B1 (ko) * 2010-10-20 2014-10-21 주식회사 만도 피니온 샤프트 유격 제어 방법 및 그 장치와, 조향장치
JP5799910B2 (ja) * 2012-07-20 2015-10-28 株式会社デンソー ブラシレスモータ
US10111994B2 (en) * 2013-05-14 2018-10-30 Heartware, Inc. Blood pump with separate mixed-flow and axial-flow impeller stages and multi-stage stators
US10371152B2 (en) * 2015-02-12 2019-08-06 Tc1 Llc Alternating pump gaps
ES2842584T3 (es) * 2015-03-18 2021-07-14 Abiomed Europe Gmbh Bomba de sangre
DK3069740T3 (da) 2015-03-18 2021-01-25 Abiomed Europe Gmbh Blodpumpe
EP3827852A1 (fr) * 2019-11-27 2021-06-02 Berlin Heart GmbH Pompe sanguine comportant un rotor à lévitation magnétique
CN114159694B (zh) * 2021-12-08 2023-11-24 北京联合大学 一种磁悬浮脉动轴流式心脏泵
CN116999041B (zh) * 2023-09-07 2024-05-03 南京汉科明德医疗科技有限公司 一种无接触回输压监测系统及监测方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5112200A (en) * 1990-05-29 1992-05-12 Nu-Tech Industries, Inc. Hydrodynamically suspended rotor axial flow blood pump
JP2569419B2 (ja) * 1993-02-18 1997-01-08 工業技術院長 人工心臓用ポンプ
US6015272A (en) * 1996-06-26 2000-01-18 University Of Pittsburgh Magnetically suspended miniature fluid pump and method of designing the same
US5928131A (en) * 1997-11-26 1999-07-27 Vascor, Inc. Magnetically suspended fluid pump and control system
CN1257595C (zh) * 1999-04-20 2006-05-24 于利希研究中心有限公司 转子装置

Also Published As

Publication number Publication date
BR0011051A (pt) 2002-03-19
EP1189646A1 (fr) 2002-03-27
EP1189646A4 (fr) 2006-03-08
CA2374656A1 (fr) 2000-12-14
DE00939518T1 (de) 2004-04-15
JP2003501155A (ja) 2003-01-14
AU5459500A (en) 2000-12-28
WO2000074748A1 (fr) 2000-12-14
MXPA01012499A (es) 2003-10-14

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