DE60023523T2 - Hydraulische Dichtung für Rotationspumpen - Google Patents

Hydraulische Dichtung für Rotationspumpen Download PDF

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Publication number
DE60023523T2
DE60023523T2 DE60023523T DE60023523T DE60023523T2 DE 60023523 T2 DE60023523 T2 DE 60023523T2 DE 60023523 T DE60023523 T DE 60023523T DE 60023523 T DE60023523 T DE 60023523T DE 60023523 T2 DE60023523 T2 DE 60023523T2
Authority
DE
Germany
Prior art keywords
rotor
blood
pump
liquid
housing
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
DE60023523T
Other languages
German (de)
English (en)
Other versions
DE60023523D1 (de
Inventor
Lev Kazatchkov
Lucas Varela
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
AGENCIA NACIONAL DE PROMCION CIENTIFICA TECHNO, AR
Original Assignee
Impsa International 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
Priority claimed from PCT/US1999/016300 external-priority patent/WO2001007787A1/en
Application filed by Impsa International Inc filed Critical Impsa International Inc
Application granted granted Critical
Publication of DE60023523D1 publication Critical patent/DE60023523D1/de
Publication of DE60023523T2 publication Critical patent/DE60023523T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • F04D29/047—Bearings hydrostatic; hydrodynamic
    • 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
    • A61M60/40—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
    • A61M60/804—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
    • A61M60/818—Bearings
    • A61M60/825—Contact bearings, e.g. ball-and-cup or pivot 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
    • F04D13/0606—Canned motor pumps
    • F04D13/064—Details of the magnetic circuit
    • 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
    • F04D13/0646—Units comprising pumps and their driving means the pump being electrically driven the hollow pump or motor shaft being the conduit for the working fluid
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D3/00—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
    • A61M60/10—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
    • A61M60/10—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
    • A61M60/80—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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D1/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
    • F04D1/003—Having contrarotating parts
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S415/00—Rotary kinetic fluid motors or pumps
    • Y10S415/90—Rotary blood pump
DE60023523T 1999-07-26 2000-06-23 Hydraulische Dichtung für Rotationspumpen Expired - Lifetime DE60023523T2 (de)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US361108 1999-07-26
WOPCT/US99/16300 1999-07-26
US09/361,108 US6247892B1 (en) 1999-07-26 1999-07-26 Continuous flow rotary pump
PCT/US1999/016300 WO2001007787A1 (en) 1999-07-26 1999-07-26 Continuous flow rotary pump
PCT/US2000/017324 WO2001007760A1 (en) 1999-07-26 2000-06-23 Hydraulic seal for rotary pumps

Publications (2)

Publication Number Publication Date
DE60023523D1 DE60023523D1 (de) 2005-12-01
DE60023523T2 true DE60023523T2 (de) 2006-07-20

Family

ID=23420681

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60023523T Expired - Lifetime DE60023523T2 (de) 1999-07-26 2000-06-23 Hydraulische Dichtung für Rotationspumpen

Country Status (9)

Country Link
US (1) US6247892B1 (US06247892-20010619-M00005.png)
EP (1) EP1212516B1 (US06247892-20010619-M00005.png)
CN (1) CN1196866C (US06247892-20010619-M00005.png)
AR (1) AR023919A1 (US06247892-20010619-M00005.png)
AT (1) ATE307964T1 (US06247892-20010619-M00005.png)
AU (1) AU5634600A (US06247892-20010619-M00005.png)
DE (1) DE60023523T2 (US06247892-20010619-M00005.png)
ES (1) ES2252018T3 (US06247892-20010619-M00005.png)
WO (1) WO2001007760A1 (US06247892-20010619-M00005.png)

Families Citing this family (115)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6889082B2 (en) * 1997-10-09 2005-05-03 Orqis Medical Corporation Implantable heart assist system and method of applying same
US6595743B1 (en) * 1999-07-26 2003-07-22 Impsa International Inc. Hydraulic seal for rotary pumps
CA2374989A1 (en) * 2002-03-08 2003-09-08 Andre Garon Ventricular assist device comprising a dual inlet hybrid flow blood pump
EP1374928B1 (de) * 2002-06-21 2007-12-05 Helmut Mückter Blutpumpe mit einem Impeller
CA2428741A1 (en) * 2003-05-13 2004-11-13 Cardianove Inc. Dual inlet mixed-flow blood pump
US7074018B2 (en) * 2003-07-10 2006-07-11 Sheldon Chang Direct drive linear flow blood pump
US7682301B2 (en) 2003-09-18 2010-03-23 Thoratec Corporation Rotary blood pump
US7393181B2 (en) 2004-09-17 2008-07-01 The Penn State Research Foundation Expandable impeller pump
US8419609B2 (en) 2005-10-05 2013-04-16 Heartware Inc. Impeller for a rotary ventricular assist device
US7972122B2 (en) * 2005-04-29 2011-07-05 Heartware, Inc. Multiple rotor, wide blade, axial flow pump
CA2646277C (en) * 2006-03-23 2016-01-12 The Penn State Research Foundation Heart assist device with expandable impeller pump
SG170817A1 (en) 2006-03-31 2011-05-30 Thoratec Corp Rotary blood pump
AU2008202134A1 (en) * 2007-05-16 2008-12-04 Entecho Pty Ltd Thrust Vectoring Shroud for Fluid Dynamic Device
DE502007006457D1 (de) * 2007-05-24 2011-03-24 Lindenmaier Gmbh Turbolader
WO2009157408A1 (ja) 2008-06-23 2009-12-30 テルモ株式会社 血液ポンプ装置
EP2194278A1 (de) 2008-12-05 2010-06-09 ECP Entwicklungsgesellschaft mbH Fluidpumpe mit einem rotor
WO2010067682A1 (ja) 2008-12-08 2010-06-17 Ntn株式会社 遠心式ポンプ装置
EP2216059A1 (de) 2009-02-04 2010-08-11 ECP Entwicklungsgesellschaft mbH Kathetereinrichtung mit einem Katheter und einer Betätigungseinrichtung
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
US8770945B2 (en) 2009-03-06 2014-07-08 Thoratec Corporation Centrifugal pump apparatus
EP2229965A1 (de) 2009-03-18 2010-09-22 ECP Entwicklungsgesellschaft mbH Fluidpumpe mit besonderer Gestaltung eines Rotorblattes
EP2246078A1 (de) 2009-04-29 2010-11-03 ECP Entwicklungsgesellschaft mbH Wellenanordnung mit einer Welle, die innerhalb einer fluidgefüllten Hülle verläuft
EP2248544A1 (de) 2009-05-05 2010-11-10 ECP Entwicklungsgesellschaft mbH Im Durchmesser veränderbare Fluidpumpe, insbesondere für die medizinische Verwendung
EP2266640A1 (de) 2009-06-25 2010-12-29 ECP Entwicklungsgesellschaft mbH Komprimierbares und expandierbares Schaufelblatt für eine Fluidpumpe
AU2010266166B2 (en) 2009-07-01 2015-09-03 The Penn State Research Foundation Blood pump with expandable cannula
EP3832861A1 (en) 2009-07-29 2021-06-09 Thoratec Corporation Rotation drive device and centrifugal pump device
EP2282070B1 (de) 2009-08-06 2012-10-17 ECP Entwicklungsgesellschaft mbH Kathetereinrichtung mit einer Ankopplungseinrichtung für eine Antriebseinrichtung
EP2298371A1 (de) 2009-09-22 2011-03-23 ECP Entwicklungsgesellschaft mbH Funktionselement, insbesondere Fluidpumpe, mit einem Gehäuse und einem Förderelement
EP2298372A1 (de) 2009-09-22 2011-03-23 ECP Entwicklungsgesellschaft mbH Rotor für eine Axialpumpe zur Förderung eines Fluids
DK3441616T3 (da) 2009-09-22 2023-05-30 Ecp Entw Mbh Komprimerbar rotor til en fluidpumpe
EP2314330A1 (de) 2009-10-23 2011-04-27 ECP Entwicklungsgesellschaft mbH Flexible Wellenanordnung
EP2314331B1 (de) 2009-10-23 2013-12-11 ECP Entwicklungsgesellschaft mbH Katheterpumpenanordnung und flexible Wellenanordnung mit einer Seele
EP2338540A1 (de) 2009-12-23 2011-06-29 ECP Entwicklungsgesellschaft mbH Förderschaufel für einen komprimierbaren Rotor
EP2338539A1 (de) 2009-12-23 2011-06-29 ECP Entwicklungsgesellschaft mbH Pumpeneinrichtung mit einer Detektionseinrichtung
EP2338541A1 (de) 2009-12-23 2011-06-29 ECP Entwicklungsgesellschaft mbH Radial komprimierbarer und expandierbarer Rotor für eine Fluidpumpe
EP2347778A1 (de) 2010-01-25 2011-07-27 ECP Entwicklungsgesellschaft mbH Fluidpumpe mit einem radial komprimierbaren Rotor
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
EP2363157A1 (de) 2010-03-05 2011-09-07 ECP Entwicklungsgesellschaft mbH Vorrichtung zur mechanischen Einwirkung auf ein Medium, insbesondere Fluidpumpe
EP2554191B1 (en) 2010-03-26 2019-05-08 Thoratec Corporation Centrifugal blood pump device
EP2388029A1 (de) 2010-05-17 2011-11-23 ECP Entwicklungsgesellschaft mbH Pumpenanordnung
EP2399639A1 (de) 2010-06-25 2011-12-28 ECP Entwicklungsgesellschaft mbH System zum einführen einer pumpe
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
EP2407186A1 (de) 2010-07-15 2012-01-18 ECP Entwicklungsgesellschaft mbH Rotor für eine Pumpe, hergestellt mit einem ersten, elastischen Werkstoff
EP2407185A1 (de) 2010-07-15 2012-01-18 ECP Entwicklungsgesellschaft mbH Radial komprimierbarer und expandierbarer Rotor für eine Pumpe mit einem Schaufelblatt
EP2407187A3 (de) 2010-07-15 2012-06-20 ECP Entwicklungsgesellschaft mbH Blutpumpe für die invasive Anwendung innerhalb eines Körpers eines Patienten
EP2422735A1 (de) 2010-08-27 2012-02-29 ECP Entwicklungsgesellschaft mbH Implantierbare Blutfördereinrichtung, Manipulationseinrichtung sowie Koppeleinrichtung
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
US8485961B2 (en) 2011-01-05 2013-07-16 Thoratec Corporation Impeller housing for percutaneous heart pump
US8597170B2 (en) 2011-01-05 2013-12-03 Thoratec Corporation Catheter pump
WO2012094641A2 (en) 2011-01-06 2012-07-12 Thoratec Corporation Percutaneous heart pump
WO2012094535A2 (en) 2011-01-06 2012-07-12 Thoratec Corporation Percutaneous heart pump
GB2487404A (en) * 2011-01-20 2012-07-25 Sea Lix As Rotor for extracting energy from bidirectional fluid flows
EP2497521A1 (de) 2011-03-10 2012-09-12 ECP Entwicklungsgesellschaft mbH Schubvorrichtung zum axialen Einschieben eines strangförmigen, flexiblen Körpers
JP5969979B2 (ja) 2011-03-28 2016-08-17 ソーラテック コーポレイション 回転駆動装置およびそれを用いた遠心式ポンプ装置
EP2557313A1 (de) 2011-08-10 2013-02-13 Berlin Heart GmbH Rotationspumpe mit einem rotor und förderelementen
EP2564771A1 (de) 2011-09-05 2013-03-06 ECP Entwicklungsgesellschaft mbH Medizinprodukt mit einem Funktionselement zum invasiven Einsatz im Körper eines Patienten
US8926492B2 (en) 2011-10-11 2015-01-06 Ecp Entwicklungsgesellschaft Mbh Housing for a functional element
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
AU2013259287B2 (en) * 2012-05-11 2017-02-02 Heartware, Inc. Silver motor stator for implantable blood pump
US9872947B2 (en) 2012-05-14 2018-01-23 Tc1 Llc Sheath system for catheter pump
US9327067B2 (en) 2012-05-14 2016-05-03 Thoratec Corporation Impeller for catheter pump
GB2504176A (en) 2012-05-14 2014-01-22 Thoratec Corp Collapsible impeller for catheter pump
US9446179B2 (en) 2012-05-14 2016-09-20 Thoratec Corporation Distal bearing support
US8721517B2 (en) 2012-05-14 2014-05-13 Thoratec Corporation Impeller for catheter pump
EP2858711B1 (en) 2012-06-06 2018-03-07 Magenta Medical Ltd. Prosthetic renal valve
EP4186557A1 (en) 2012-07-03 2023-05-31 Tc1 Llc Motor assembly for catheter pump
US9421311B2 (en) 2012-07-03 2016-08-23 Thoratec Corporation Motor assembly for catheter pump
US9358329B2 (en) 2012-07-03 2016-06-07 Thoratec Corporation Catheter pump
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
US10039874B2 (en) 2013-03-13 2018-08-07 Magenta Medical Ltd. Renal pump
US10583231B2 (en) 2013-03-13 2020-03-10 Magenta Medical Ltd. Blood pump
EP4122520A1 (en) 2013-03-13 2023-01-25 Tc1 Llc Fluid handling system
US11077294B2 (en) 2013-03-13 2021-08-03 Tc1 Llc Sheath assembly for catheter pump
US11033728B2 (en) 2013-03-13 2021-06-15 Tc1 Llc Fluid handling system
US8777832B1 (en) 2013-03-14 2014-07-15 The University Of Kentucky Research Foundation Axial-centrifugal flow catheter pump for cavopulmonary assistance
EP3808390B1 (en) 2013-03-15 2023-11-08 Tc1 Llc Catheter pump assembly including a stator
US9308302B2 (en) 2013-03-15 2016-04-12 Thoratec Corporation Catheter pump assembly including a stator
EP2983732B1 (en) * 2013-04-08 2022-02-23 Systol Dynamics Left ventricular cardiac assist pump and methods therefor
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
US9764113B2 (en) 2013-12-11 2017-09-19 Magenta Medical Ltd Curved catheter
WO2015160979A1 (en) 2014-04-15 2015-10-22 Thoratec Corporation Catheter pump with access ports
WO2015160990A1 (en) 2014-04-15 2015-10-22 Thoratec Corporation Catheter pump introducer systems and methods
US10583232B2 (en) 2014-04-15 2020-03-10 Tc1 Llc Catheter pump with off-set motor position
US10029037B2 (en) 2014-04-15 2018-07-24 Tc1 Llc Sensors for catheter pumps
US10449279B2 (en) 2014-08-18 2019-10-22 Tc1 Llc Guide features for percutaneous catheter pump
US9623161B2 (en) 2014-08-26 2017-04-18 Tc1 Llc Blood pump and method of suction detection
EP3804797A1 (en) 2015-01-22 2021-04-14 Tc1 Llc Motor assembly with heat exchanger for catheter pump
US9770543B2 (en) 2015-01-22 2017-09-26 Tc1 Llc Reduced rotational mass motor assembly for catheter pump
WO2016118784A1 (en) 2015-01-22 2016-07-28 Thoratec Corporation Attachment mechanisms for motor of catheter pump
WO2016130846A1 (en) 2015-02-11 2016-08-18 Thoratec Corporation Heart beat identification and pump speed synchronization
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
EP3626277A1 (en) 2015-02-13 2020-03-25 Tc1 Llc Impeller suspension mechanism for heart pump
EP3069740B1 (en) 2015-03-18 2020-12-16 Abiomed Europe GmbH Blood pump
US9907890B2 (en) 2015-04-16 2018-03-06 Tc1 Llc Catheter pump with positioning brace
US11291824B2 (en) 2015-05-18 2022-04-05 Magenta Medical Ltd. Blood pump
US10117983B2 (en) 2015-11-16 2018-11-06 Tc1 Llc Pressure/flow characteristic modification of a centrifugal pump in a ventricular assist device
WO2018017678A1 (en) 2016-07-21 2018-01-25 Thoratec Corporation Fluid seals for catheter pump motor assembly
US11491322B2 (en) 2016-07-21 2022-11-08 Tc1 Llc Gas-filled chamber for catheter pump motor assembly
WO2018061002A1 (en) 2016-09-29 2018-04-05 Magenta Medical Ltd. Blood vessel tube
CN115040776A (zh) 2016-10-25 2022-09-13 马真塔医药有限公司 心室辅助装置
CA3039302A1 (en) 2016-11-23 2018-05-31 Magenta Medical Ltd. Blood pumps
EP4233989A3 (en) 2017-06-07 2023-10-11 Shifamed Holdings, LLC Intravascular fluid movement devices, systems, and methods of use
JP7319266B2 (ja) 2017-11-13 2023-08-01 シファメド・ホールディングス・エルエルシー 血管内流体移動デバイス、システム、および使用方法
US11162497B2 (en) * 2017-11-13 2021-11-02 Onesubsea Ip Uk Limited System for moving fluid with opposed axial forces
WO2019138350A2 (en) 2018-01-10 2019-07-18 Magenta Medical Ltd Ventricular assist device
US10905808B2 (en) 2018-01-10 2021-02-02 Magenta Medical Ltd. Drive cable for use with a blood pump
CN112004563A (zh) 2018-02-01 2020-11-27 施菲姆德控股有限责任公司 血管内血泵以及使用和制造方法
US10893927B2 (en) 2018-03-29 2021-01-19 Magenta Medical Ltd. Inferior vena cava blood-flow implant
CN113543836A (zh) 2019-01-24 2021-10-22 马真塔医药有限公司 心室辅助装置
JP2022540616A (ja) 2019-07-12 2022-09-16 シファメド・ホールディングス・エルエルシー 血管内血液ポンプならびに製造および使用の方法
WO2021016372A1 (en) 2019-07-22 2021-01-28 Shifamed Holdings, Llc Intravascular blood pumps with struts and methods of use and manufacture
FR3128976B1 (fr) * 2021-11-08 2023-11-24 Thales Sa Pompe Hydraulique

Family Cites Families (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1071042A (en) 1911-05-31 1913-08-26 Percy W Fuller Multistage parallel-flow pump.
US1355231A (en) * 1919-12-18 1920-10-12 Emmett S Newton Pump
US2470794A (en) 1943-12-20 1949-05-24 Robert E Snyder In-line fluid pump
US2744796A (en) * 1953-01-02 1956-05-08 Pacific Pumps Inc Fluid-cooled bearing
US2816509A (en) * 1953-05-12 1957-12-17 Dempster Mill Mfg Company Submersible pumps
US3083893A (en) 1960-06-02 1963-04-02 Benson Mfg Co Contra-rotating blower
US3122101A (en) * 1960-09-22 1964-02-25 North American Aviation Inc Bearingless pump
US3141650A (en) * 1963-05-13 1964-07-21 Dentists Supply Co Dental hand piece
US3210044A (en) * 1963-06-19 1965-10-05 Morita Mfg Closed type air turbine having air bearings
US3276382A (en) 1964-03-05 1966-10-04 Harvey E Richter Fluid flow device
US3395643A (en) * 1966-11-14 1968-08-06 Contiental Machines Inc Fluid energy translating device
US3402671A (en) * 1967-05-17 1968-09-24 Wilfley & Sons Inc A Centrifugal pump and sealing means therefor
US3609058A (en) * 1969-09-08 1971-09-28 Balazs K Tarsoly Turbine motor having balanced gas lubricated rotor
US3788762A (en) * 1972-02-22 1974-01-29 Avco Corp Self-lubricated pump with means for lubricant purification
US3881840A (en) * 1973-09-05 1975-05-06 Neratoom Centrifugal pump for processing liquids containing abrasive constituents, more particularly, a sand pump or a waste-water pumper
US5078741A (en) * 1986-10-12 1992-01-07 Life Extenders Corporation Magnetically suspended and rotated rotor
DE3490285T1 (de) * 1983-06-08 1985-08-22 Sundstrand Corp., Rockford, Ill. Zentrifugalpumpe
SU1239406A1 (ru) * 1984-12-25 1986-06-23 Институт ядерной энергетики АН БССР Насос
US4721313A (en) * 1986-09-12 1988-01-26 Atlas Copco Comptec, Inc. Anti-erosion labyrinth seal
US4779614A (en) 1987-04-09 1988-10-25 Nimbus Medical, Inc. Magnetically suspended rotor axial flow blood pump
US4846152A (en) 1987-11-24 1989-07-11 Nimbus Medical, Inc. Single-stage axial flow blood pump
US4908012A (en) 1988-08-08 1990-03-13 Nimbus Medical, Inc. Chronic ventricular assist system
US5112292A (en) 1989-01-09 1992-05-12 American Biomed, Inc. Helifoil pump
US5040944A (en) 1989-09-11 1991-08-20 Cook Einar P Pump having impeller rotational about convoluted stationary member
US5112200A (en) * 1990-05-29 1992-05-12 Nu-Tech Industries, Inc. Hydrodynamically suspended rotor axial flow blood pump
US5211546A (en) * 1990-05-29 1993-05-18 Nu-Tech Industries, Inc. Axial flow blood pump with hydrodynamically suspended rotor
US5209650A (en) 1991-02-28 1993-05-11 Lemieux Guy B Integral motor and pump
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
US5707218A (en) * 1995-04-19 1998-01-13 Nimbus, Inc. Implantable electric axial-flow blood pump with blood cooled bearing
US5588812A (en) 1995-04-19 1996-12-31 Nimbus, Inc. Implantable electric axial-flow blood pump
US5851174A (en) * 1996-09-17 1998-12-22 Robert Jarvik Cardiac support device
US5890883A (en) * 1997-03-19 1999-04-06 The Cleveland Clinic Foundation Rotodynamic pump with non-circular hydrodynamic bearing journal
US6068588A (en) * 1999-01-07 2000-05-30 International Business Machines Corporation Counterbalanced pump

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EP1212516A4 (en) 2003-11-26
ATE307964T1 (de) 2005-11-15
CN1196866C (zh) 2005-04-13
WO2001007760A1 (en) 2001-02-01
US6247892B1 (en) 2001-06-19
EP1212516A1 (en) 2002-06-12
CN1364213A (zh) 2002-08-14
DE60023523D1 (de) 2005-12-01
ES2252018T3 (es) 2006-05-16
EP1212516B1 (en) 2005-10-26
AR023919A1 (es) 2002-09-04
AU5634600A (en) 2001-02-13

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