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
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/en

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
    • F16C32/047—Details of housings; Mounting of 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
    • A61M60/122—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
    • A61M60/20—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
    • A61M60/237—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 axial components, e.g. axial flow 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
    • A61M60/515—Regulation using real-time patient data
    • A61M60/531—Regulation using real-time patient data using blood pressure data, e.g. from blood pressure 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
    • A61M60/50—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
    • A61M60/81—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
    • 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
    • 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
    • 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

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 (en) 1999-06-03 2000-06-02 Magnetic suspension blood pump

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 (en)
JP (1) JP2003501155A (en)
AU (1) AU5459500A (en)
BR (1) BR0011051A (en)
CA (1) CA2374656A1 (en)
DE (1) DE00939518T1 (en)
IL (1) IL146682A0 (en)
MX (1) MXPA01012499A (en)
WO (1) WO2000074748A1 (en)

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 (en) * 2001-04-30 2007-09-27 Berlin Heart Ag Method for position control of a permanently magnetically mounted rotating component
US20040241019A1 (en) * 2003-05-28 2004-12-02 Michael Goldowsky Passive non-contacting smart bearing suspension for turbo blood-pumps
DE102005017546A1 (en) * 2005-04-16 2006-10-19 Impella Cardiosystems Gmbh Method for controlling a blood pump
JP4209412B2 (en) 2005-09-13 2009-01-14 三菱重工業株式会社 Artificial heart pump
DE102005045597B4 (en) * 2005-09-23 2017-05-18 Siemens Healthcare Gmbh In the human or animal body implantable pumping device and pumping device comprising such a pumping device
US8801652B2 (en) 2006-07-27 2014-08-12 Fresenius Medical Care Holding, Inc. Early stage peritonitis detection apparatus and methods
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
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
JP4611365B2 (en) * 2007-11-26 2011-01-12 三菱重工業株式会社 Artificial heart pump
JP4523962B2 (en) * 2007-11-26 2010-08-11 三菱重工業株式会社 Artificial heart pump
WO2009094034A1 (en) * 2008-01-25 2009-07-30 Fresenius Medical Care Holdings, Inc. Apparatus and methods for early stage peritonitis detection including self-cleaning effluent chamber
KR101450328B1 (en) * 2010-10-20 2014-10-21 주식회사 만도 Method and apparatus controlling pinion shaft clearance, and steering apparatus
JP5799910B2 (en) * 2012-07-20 2015-10-28 株式会社デンソー Brushless motor
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
DK3069740T3 (en) * 2015-03-18 2021-01-25 Abiomed Europe Gmbh BLOOD PUMP
EP3069738B1 (en) 2015-03-18 2020-12-23 Abiomed Europe GmbH Blood pump
EP3827852A1 (en) * 2019-11-27 2021-06-02 Berlin Heart GmbH Blood pump with magnetically levitated rotor
CN114159694B (en) * 2021-12-08 2023-11-24 北京联合大学 Magnetic suspension pulsation axial flow type heart pump
CN116999041B (en) * 2023-09-07 2024-05-03 南京汉科明德医疗科技有限公司 Contactless back pressure monitoring system and monitoring method

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 (en) * 1993-02-18 1997-01-08 工業技術院長 Artificial heart pump
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
AU4297800A (en) * 1999-04-20 2000-11-02 Forschungszentrum Julich Gmbh Rotor device

Also Published As

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

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