BRPI0922907A2 - bomba centrífuga com voluta deslocada - Google Patents

bomba centrífuga com voluta deslocada

Info

Publication number
BRPI0922907A2
BRPI0922907A2 BRPI0922907A BRPI0922907A BRPI0922907A2 BR PI0922907 A2 BRPI0922907 A2 BR PI0922907A2 BR PI0922907 A BRPI0922907 A BR PI0922907A BR PI0922907 A BRPI0922907 A BR PI0922907A BR PI0922907 A2 BRPI0922907 A2 BR PI0922907A2
Authority
BR
Brazil
Prior art keywords
displaced
centrifugal pump
volute centrifugal
volute
pump
Prior art date
Application number
BRPI0922907A
Other languages
English (en)
Inventor
Horvath David
Original Assignee
Cleveland Clinic Found
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 Cleveland Clinic Found filed Critical Cleveland Clinic Found
Publication of BRPI0922907A2 publication Critical patent/BRPI0922907A2/pt

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
    • F04D29/40—Casings; Connections of working fluid
    • F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
    • F04D29/426—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for liquid pumps
    • F04D29/428—Discharge tongues
    • 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
    • A61M60/40—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
    • 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
    • F04D13/0673—Units comprising pumps and their driving means the pump being electrically driven the motor being of the inside-out type
    • 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
    • F04D29/0473—Bearings hydrostatic; hydrodynamic for radial pumps
    • 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
    • F04D29/40—Casings; Connections of working fluid
    • F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
    • F04D29/44—Fluid-guiding means, e.g. diffusers
    • F04D29/441—Fluid-guiding means, e.g. diffusers especially adapted for elastic fluid 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
    • A61M60/80—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Public Health (AREA)
  • Biomedical Technology (AREA)
  • Hematology (AREA)
  • Cardiology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Anesthesiology (AREA)
  • Veterinary Medicine (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • External Artificial Organs (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
BRPI0922907A 2008-12-16 2009-12-10 bomba centrífuga com voluta deslocada BRPI0922907A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US12/336,283 US8517699B2 (en) 2008-12-16 2008-12-16 Centrifugal pump with offset volute
PCT/US2009/067427 WO2010074979A1 (en) 2008-12-16 2009-12-10 Centrifugal pump with offset volute

Publications (1)

Publication Number Publication Date
BRPI0922907A2 true BRPI0922907A2 (pt) 2018-05-29

Family

ID=42240765

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0922907A BRPI0922907A2 (pt) 2008-12-16 2009-12-10 bomba centrífuga com voluta deslocada

Country Status (6)

Country Link
US (1) US8517699B2 (pt)
EP (1) EP2359007B1 (pt)
JP (1) JP5653932B2 (pt)
CN (1) CN102257279B (pt)
BR (1) BRPI0922907A2 (pt)
WO (1) WO2010074979A1 (pt)

Families Citing this family (38)

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US9782527B2 (en) 2009-05-27 2017-10-10 Tc1 Llc Monitoring of redundant conductors
US8562508B2 (en) 2009-12-30 2013-10-22 Thoratec Corporation Mobility-enhancing blood pump system
WO2011163360A1 (en) 2010-06-22 2011-12-29 Thoratec Corporation Apparatus and method for modifying pressure-flow characteristics of a pump
WO2012012552A1 (en) 2010-07-22 2012-01-26 Thoratec Corporation Controlling implanted blood pumps
USD669585S1 (en) * 2010-08-20 2012-10-23 Thoratec Corporation Implantable blood pump
EP3248628B1 (en) 2010-08-20 2019-01-02 Tc1 Llc Implantable blood pump
EP3117845B1 (en) 2010-09-24 2018-10-31 Tc1 Llc Generating artificial pulse
WO2013056131A1 (en) 2011-10-13 2013-04-18 Reichenbach Steven H Pump and method for mixed flow blood pumping
JP6861461B2 (ja) * 2011-12-03 2021-04-21 インディアナ ユニバーシティ リサーチ アンド テクノロジー コーポレイション 大静脈肺動脈インペラ補助装置
EP3159023B1 (en) 2012-03-05 2017-11-29 Tc1 Llc Method of calibrating implantable medical pumps
US9579436B2 (en) 2012-08-31 2017-02-28 Thoratec Corporation Sensor mounting in an implantable blood pump
US9427510B2 (en) 2012-08-31 2016-08-30 Thoratec Corporation Start-up algorithm for an implantable blood pump
US9849224B2 (en) 2014-04-15 2017-12-26 Tc1 Llc Ventricular assist devices
EP3131600B1 (en) 2014-04-15 2021-06-16 Tc1 Llc Methods and systems for providing battery feedback to patient
CN106794292B (zh) 2014-04-15 2018-09-04 Tc1有限责任公司 用于升级心室辅助装置的方法和系统
EP3131595B1 (en) 2014-04-15 2020-09-09 Tc1 Llc Systems for lvad operation during communication losses
CN110101927B (zh) 2014-04-15 2021-10-08 Tc1有限责任公司 用于控制血泵的方法和系统
CN103977464B (zh) * 2014-06-06 2016-08-17 清华大学 一种出口处渐变流动区域的可植入微型轴流血泵
WO2016086137A1 (en) 2014-11-26 2016-06-02 Thoratec Corporation Pump and method for mixed flow blood pumping
US10702641B2 (en) 2015-06-29 2020-07-07 Tc1 Llc Ventricular assist devices having a hollow rotor and methods of use
US9901666B2 (en) 2015-07-20 2018-02-27 Tc1 Llc Flow estimation using hall-effect sensors for measuring impeller eccentricity
US10722630B2 (en) 2015-07-20 2020-07-28 Tc1 Llc Strain gauge for flow estimation
WO2017075322A1 (en) 2015-10-29 2017-05-04 The Cleveland Clinic Foundation Ventricular assist device with pulse augmentation and automatic regurgitant flow shutoff
EP3165242B1 (en) * 2015-11-05 2019-05-15 ReinHeart GmbH Fluid pump with volute shaped housing
EP3222301B1 (en) * 2016-03-23 2018-05-09 Abiomed Europe GmbH Blood pump
US10857273B2 (en) 2016-07-21 2020-12-08 Tc1 Llc Rotary seal for cantilevered rotor pump and methods for axial flow blood pumping
US10660998B2 (en) 2016-08-12 2020-05-26 Tci Llc Devices and methods for monitoring bearing and seal performance
US10549019B2 (en) * 2016-10-28 2020-02-04 Heartware, Inc. Single-piece volute
CN107050543B (zh) * 2017-05-04 2023-07-04 浙江理工大学 一种具有自调节叶片的微小型离心血液泵
EP4233989A3 (en) 2017-06-07 2023-10-11 Shifamed Holdings, LLC Intravascular fluid movement devices, systems, and methods of use
US11511103B2 (en) 2017-11-13 2022-11-29 Shifamed Holdings, Llc Intravascular fluid movement devices, systems, and methods of use
US10973967B2 (en) 2018-01-10 2021-04-13 Tc1 Llc Bearingless implantable blood pump
JP7410034B2 (ja) 2018-02-01 2024-01-09 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使用および製造の方法
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
EP4034184A4 (en) 2019-09-25 2023-10-18 Shifamed Holdings, LLC CATHETER BLOOD PUMP AND COLLAPSIBLE BLOOD LINES
EP4034221A4 (en) 2019-09-25 2023-10-11 Shifamed Holdings, LLC CATHETER BLOOD PUMPS AND FOLDABLE PUMP HOUSINGS
EP4034192A4 (en) 2019-09-25 2023-11-29 Shifamed Holdings, LLC INTRAVASCULAR BLOOD PUMP SYSTEMS AND METHODS OF USE AND CONTROL THEREOF

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5049134A (en) * 1989-05-08 1991-09-17 The Cleveland Clinic Foundation Sealless heart pump
DE69011731T2 (de) * 1989-05-19 1995-03-16 Vickers Inc Pumpe.
DE4315448A1 (de) * 1992-05-19 1993-12-23 Lederle Pumpen & Maschf Peripheralrad-Pumpe
DE19625300A1 (de) * 1996-06-25 1998-01-02 Guenter Prof Dr Rau Blutpumpe
EP0900572B1 (de) * 1997-09-04 2005-01-12 Levitronix LLC Zentrifugalpumpe
AT412065B (de) * 2000-03-24 2004-09-27 Schima Heinrich Dr Rotationspumpe mit hydraulisch gelagertem rotor
WO2001072351A2 (en) * 2000-03-27 2001-10-04 The Cleveland Clinic Foundation Ventricular assist system secondary impeller
CN2606202Y (zh) * 2003-03-10 2004-03-10 宜兴市宙斯泵业有限公司 一种改进的双级离心泵
WO2005073560A1 (en) * 2004-01-30 2005-08-11 Pax Scientific, Inc A vortical flow rotor
DE102004019721A1 (de) * 2004-03-18 2005-10-06 Medos Medizintechnik Ag Pumpe
US7972122B2 (en) * 2005-04-29 2011-07-05 Heartware, Inc. Multiple rotor, wide blade, axial flow pump
US7699586B2 (en) * 2004-12-03 2010-04-20 Heartware, Inc. Wide blade, axial flow pump
US8419609B2 (en) * 2005-10-05 2013-04-16 Heartware Inc. Impeller for a rotary ventricular assist device
US7704054B2 (en) * 2006-04-26 2010-04-27 The Cleveland Clinic Foundation Two-stage rotodynamic blood pump

Also Published As

Publication number Publication date
EP2359007A1 (en) 2011-08-24
JP5653932B2 (ja) 2015-01-14
US8517699B2 (en) 2013-08-27
US20100150749A1 (en) 2010-06-17
JP2012512363A (ja) 2012-05-31
EP2359007B1 (en) 2019-03-13
CN102257279B (zh) 2016-03-23
CN102257279A (zh) 2011-11-23
EP2359007A4 (en) 2015-03-04
WO2010074979A1 (en) 2010-07-01

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Legal Events

Date Code Title Description
B08F Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette]

Free format text: REFERENTE A 9A ANUIDADE.

B08K Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]

Free format text: EM VIRTUDE DO ARQUIVAMENTO PUBLICADO NA RPI 2494 DE 23-10-2018 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDO O ARQUIVAMENTO DO PEDIDO DE PATENTE, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.