IL143702A0 - Rotary blood pump with ceramic members - Google Patents

Rotary blood pump with ceramic members

Info

Publication number
IL143702A0
IL143702A0 IL14370299A IL14370299A IL143702A0 IL 143702 A0 IL143702 A0 IL 143702A0 IL 14370299 A IL14370299 A IL 14370299A IL 14370299 A IL14370299 A IL 14370299A IL 143702 A0 IL143702 A0 IL 143702A0
Authority
IL
Israel
Prior art keywords
impeller
blood pump
rotor
motor
rotary blood
Prior art date
Application number
IL14370299A
Other languages
English (en)
Original Assignee
Kriton Medical Inc
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 Kriton Medical Inc filed Critical Kriton Medical Inc
Publication of IL143702A0 publication Critical patent/IL143702A0/xx

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
    • F04D29/02—Selection of particular materials
    • F04D29/026—Selection of particular materials especially adapted for liquid 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
    • A61M60/10—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
    • A61M60/221—Non-positive displacement blood pumps including a rotating member acting on the blood, e.g. impeller the blood flow through the rotating member having both radial and axial components, e.g. mixed 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
    • A61M60/20—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
    • 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
    • A61M60/422—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
    • 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
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2300/00—Materials; Properties thereof
    • F05D2300/20—Oxide or non-oxide ceramics
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2300/00—Materials; Properties thereof
    • F05D2300/20—Oxide or non-oxide ceramics
    • F05D2300/22—Non-oxide ceramics
    • F05D2300/224—Carbon, e.g. graphite

Landscapes

  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Cardiology (AREA)
  • Mechanical Engineering (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)
  • Vascular Medicine (AREA)
  • External Artificial Organs (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
IL14370299A 1998-12-28 1999-11-10 Rotary blood pump with ceramic members IL143702A0 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/221,094 US6158984A (en) 1998-12-28 1998-12-28 Rotary blood pump with ceramic members
PCT/US1999/026837 WO2000038757A1 (en) 1998-12-28 1999-11-10 Rotary blood pump with ceramic members

Publications (1)

Publication Number Publication Date
IL143702A0 true IL143702A0 (en) 2002-04-21

Family

ID=22826328

Family Applications (1)

Application Number Title Priority Date Filing Date
IL14370299A IL143702A0 (en) 1998-12-28 1999-11-10 Rotary blood pump with ceramic members

Country Status (11)

Country Link
US (1) US6158984A (ja)
EP (2) EP1140247B1 (ja)
JP (1) JP4298926B2 (ja)
KR (1) KR20010100000A (ja)
AT (1) ATE405303T1 (ja)
AU (1) AU765033B2 (ja)
CA (1) CA2356694A1 (ja)
DE (1) DE69939400D1 (ja)
ES (1) ES2310054T3 (ja)
IL (1) IL143702A0 (ja)
WO (1) WO2000038757A1 (ja)

Families Citing this family (71)

* 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
AUPP995999A0 (en) * 1999-04-23 1999-05-20 University Of Technology, Sydney Non-contact estimation and control system
US6439845B1 (en) * 2000-03-23 2002-08-27 Kidney Replacement Services, P.C. Blood pump
IT1317197B1 (it) * 2000-04-07 2003-05-27 Sicce Spa Pompa idraulica con motore a magnete permanente a senso di rotazioneprefissato
AUPR514201A0 (en) * 2001-05-21 2001-06-14 Ventrassist Pty Ltd Staged implantation of ventricular assist devices
AU2002308409B2 (en) * 2001-05-21 2005-12-01 Thoratec Corporation Staged implantation of ventricular assist devices
DE10152497A1 (de) * 2001-10-24 2003-05-15 Pierburg Gmbh Nassläuferpumpe
CN1747797B (zh) * 2003-02-07 2011-08-17 戴蒙得创新股份有限公司 具有扩大抵抗能力的设备磨损表面及其加工方法
US7250091B2 (en) * 2003-02-13 2007-07-31 Dow Global Technologies Inc Method of forming a seating system
US7040860B2 (en) * 2003-03-13 2006-05-09 Tetra Holding (Us), Inc. Uni-directional impeller, and impeller and rotor assembly
AU2003904032A0 (en) * 2003-08-04 2003-08-14 Ventracor Limited Improved Transcutaneous Power and Data Transceiver System
US7416525B2 (en) 2003-09-18 2008-08-26 Myrakelle, Llc Rotary blood pump
EP1670524A4 (en) * 2003-10-09 2012-12-26 Thoratec Corp WHEEL
US20070270633A1 (en) * 2003-10-31 2007-11-22 Cook Martin C Blood Pump Comprising Polymeric Components
US7591777B2 (en) 2004-05-25 2009-09-22 Heartware Inc. Sensorless flow estimation for implanted ventricle assist device
US7371052B2 (en) * 2004-08-16 2008-05-13 Harris Corporation Embedded fluid mixing device using a homopolar motor
US7578661B2 (en) * 2004-09-16 2009-08-25 Harris Corporation Embedded fluid pump using a homopolar motor
US20060083642A1 (en) 2004-10-18 2006-04-20 Cook Martin C Rotor stability of a rotary pump
US20060245955A1 (en) * 2005-04-18 2006-11-02 Kiyotaka Horiuchi Canned pump
US8152035B2 (en) * 2005-07-12 2012-04-10 Thoratec Corporation Restraining device for a percutaneous lead assembly
US20070142696A1 (en) 2005-12-08 2007-06-21 Ventrassist Pty Ltd Implantable medical devices
US20080133006A1 (en) * 2006-10-27 2008-06-05 Ventrassist Pty Ltd Blood Pump With An Ultrasonic Transducer
US20080200750A1 (en) * 2006-11-17 2008-08-21 Natalie James Polymer encapsulation for medical device
DE102006058658A1 (de) * 2006-12-13 2008-06-19 Robert Bosch Gmbh Pumpvorrichtung
DE102007014224A1 (de) * 2007-03-24 2008-09-25 Abiomed Europe Gmbh Blutpumpe mit Mikromotor
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
EP2405140B1 (en) 2009-03-06 2016-10-19 Thoratec Corporation Centrifugal pump device
EP3832861A1 (en) 2009-07-29 2021-06-09 Thoratec Corporation Rotation drive device and centrifugal pump device
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
US9089635B2 (en) 2010-06-22 2015-07-28 Thoratec Corporation Apparatus and method for modifying pressure-flow characteristics of a pump
CA2802217A1 (en) 2010-06-22 2011-12-29 Thoratec Corporation Fluid delivery system and method for monitoring fluid delivery system
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
WO2012024567A1 (en) 2010-08-20 2012-02-23 Thoratec Corporation Assembly and method for stabilizing a percutaneous cable
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
US9227001B2 (en) 2010-10-07 2016-01-05 Everheart Systems Inc. High efficiency blood pump
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
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
DE102012202411B4 (de) * 2012-02-16 2018-07-05 Abiomed Europe Gmbh Intravasale blutpumpe
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
US10294944B2 (en) 2013-03-08 2019-05-21 Everheart Systems Inc. Flow thru mechanical blood pump bearings
US9713663B2 (en) 2013-04-30 2017-07-25 Tc1 Llc Cardiac pump with speed adapted for ventricle unloading
US10052420B2 (en) 2013-04-30 2018-08-21 Tc1 Llc Heart beat identification and pump speed synchronization
DE102013211844A1 (de) 2013-06-21 2014-12-24 Heraeus Precious Metals Gmbh & Co. Kg Pumpengehäuse aus einem magnetischen und einem nichtmagnetischen Material
DE102013211848A1 (de) 2013-06-21 2014-12-24 Heraeus Precious Metals Gmbh & Co. Kg Pumpengehäuse aus mindestens zwei unterschiedlichen versinterbaren Materialien
DE102014004121A1 (de) * 2014-03-24 2015-09-24 Heraeus Deutschland GmbH & Co. KG Pumpengehäuse aus mindestens drei unterschiedlichen versinterbaren Materialien
WO2016004466A1 (en) 2014-07-10 2016-01-14 Thorvascular Pty Ltd Low cost ventricular device and system thereof
US9623161B2 (en) 2014-08-26 2017-04-18 Tc1 Llc Blood pump and method of suction detection
WO2016130846A1 (en) 2015-02-11 2016-08-18 Thoratec Corporation Heart beat identification and pump speed synchronization
EP3256185B1 (en) 2015-02-12 2019-10-30 Tc1 Llc 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 (en) 2015-02-13 2020-04-08 Tc1 Llc Impeller suspension mechanism for heart pump
US10117983B2 (en) 2015-11-16 2018-11-06 Tc1 Llc Pressure/flow characteristic modification of a centrifugal pump in a ventricular assist device
US11389639B2 (en) 2017-04-25 2022-07-19 Heartware, Inc. Anti-thrombus surface potential ceramic element
DE102018201030A1 (de) 2018-01-24 2019-07-25 Kardion Gmbh Magnetkuppelelement mit magnetischer Lagerungsfunktion
CN111886034A (zh) 2018-03-23 2020-11-03 阿比奥梅德欧洲股份有限公司 制造血泵的方法
EP3542836A1 (en) * 2018-03-23 2019-09-25 Abiomed Europe GmbH Intravascular blood pump with ceramic inner sleeve
DE102018207611A1 (de) 2018-05-16 2019-11-21 Kardion Gmbh Rotorlagerungssystem
DE102018211327A1 (de) 2018-07-10 2020-01-16 Kardion Gmbh Laufrad für ein implantierbares, vaskuläres Unterstützungssystem
JP2022524774A (ja) * 2019-03-08 2022-05-10 サマコア， インコーポレイテッド 容積形シャトルポンプ心臓およびｖａｄ
WO2021077008A1 (en) 2019-10-19 2021-04-22 SummaCor, Inc. Linear cardiac assist pulsatile pump
WO2021094140A1 (en) 2019-11-12 2021-05-20 Fresenius Medical Care Deutschland Gmbh Blood treatment systems
CA3160850A1 (en) 2019-11-12 2021-05-20 Fresenius Medical Care Deutschland Gmbh Blood treatment systems
CN114728114A (zh) 2019-11-12 2022-07-08 费森尤斯医疗护理德国有限责任公司 血液治疗系统
WO2021096706A1 (en) 2019-11-12 2021-05-20 Fresenius Medical Care Deutschland Gmbh Blood treatment systems
DE102020102474A1 (de) 2020-01-31 2021-08-05 Kardion Gmbh Pumpe zum Fördern eines Fluids und Verfahren zum Herstellen einer Pumpe
US20210378678A1 (en) * 2020-06-08 2021-12-09 White Swell Medical Ltd Non-thrombogenic devices for treating edema

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2615252A1 (fr) * 1987-05-12 1988-11-18 Comadur Sa Pompe a entrainement magnetique
US5092879A (en) * 1988-02-17 1992-03-03 Jarvik Robert K Intraventricular artificial hearts and methods of their surgical implantation and use
US5079467A (en) * 1989-07-10 1992-01-07 Regents Of The University Of Minnesota Radial drive for fluid pump
US5549667A (en) * 1989-07-25 1996-08-27 Smith & Nephew Richards, Inc. Mechanical heart with wear resistant coatings of reduced thrombogenicity
US5290227A (en) * 1992-08-06 1994-03-01 Pasque Michael K Method of implanting blood pump in ascending aorta or main pulmonary artery
US5713730A (en) * 1992-09-04 1998-02-03 Kyocera Corporation Ceramic pivot bearing arrangement for a sealless blood pump
US5332374A (en) * 1992-12-30 1994-07-26 Ralph Kricker Axially coupled flat magnetic pump
JP2569419B2 (ja) * 1993-02-18 1997-01-08 工業技術院長 人工心臓用ポンプ
JP3085835B2 (ja) * 1993-04-28 2000-09-11 京セラ株式会社 血液ポンプ
US5527159A (en) * 1993-11-10 1996-06-18 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Rotary blood pump
US5507629A (en) * 1994-06-17 1996-04-16 Jarvik; Robert Artificial hearts with permanent magnet bearings
US5840070A (en) * 1996-02-20 1998-11-24 Kriton Medical, Inc. Sealless rotary blood pump
US5810758A (en) * 1996-05-23 1998-09-22 Sun Medical Technology Research Corporation Purge solution circulating apparatus for artificial organ
WO1998011650A1 (de) * 1996-09-10 1998-03-19 Sulzer Electronics Ag Rotationspumpe und verfahren zum betrieb derselben
US5851174A (en) * 1996-09-17 1998-12-22 Robert Jarvik Cardiac support device
US5928131A (en) * 1997-11-26 1999-07-27 Vascor, Inc. Magnetically suspended fluid pump and control system

Also Published As

Publication number Publication date
ES2310054T3 (es) 2008-12-16
KR20010100000A (ko) 2001-11-09
AU1524100A (en) 2000-07-31
JP2002533167A (ja) 2002-10-08
EP1958652B1 (en) 2018-09-12
EP1958652A1 (en) 2008-08-20
JP4298926B2 (ja) 2009-07-22
EP1140247A1 (en) 2001-10-10
EP1140247B1 (en) 2008-08-20
DE69939400D1 (de) 2008-10-02
WO2000038757A1 (en) 2000-07-06
CA2356694A1 (en) 2000-07-06
US6158984A (en) 2000-12-12
AU765033B2 (en) 2003-09-04
ATE405303T1 (de) 2008-09-15

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