BR112015008784A2 - bomba centrífuga - Google Patents

bomba centrífuga

Info

Publication number
BR112015008784A2
BR112015008784A2 BR112015008784A BR112015008784A BR112015008784A2 BR 112015008784 A2 BR112015008784 A2 BR 112015008784A2 BR 112015008784 A BR112015008784 A BR 112015008784A BR 112015008784 A BR112015008784 A BR 112015008784A BR 112015008784 A2 BR112015008784 A2 BR 112015008784A2
Authority
BR
Brazil
Prior art keywords
pump
bearing
housing
along
flow path
Prior art date
Application number
BR112015008784A
Other languages
English (en)
Portuguese (pt)
Inventor
Foster Graham
Original Assignee
Calon Cardio Tech Ltd
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 Calon Cardio Tech Ltd filed Critical Calon Cardio Tech Ltd
Publication of BR112015008784A2 publication Critical patent/BR112015008784A2/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
    • 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
    • F04D29/05—Shafts or bearings, or assemblies thereof, specially adapted for elastic fluid pumps
    • F04D29/056—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
    • A61M60/40—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
    • A61M60/825—Contact bearings, e.g. ball-and-cup or pivot 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
    • A61M60/855—Constructional details other than related to driving of implantable pumps or pumping devices
    • A61M60/857—Implantable blood tubes
    • 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
    • A61M60/855—Constructional details other than related to driving of implantable pumps or pumping devices
    • A61M60/871—Energy supply devices; Converters therefor
    • A61M60/873—Energy supply devices; Converters therefor specially adapted for wireless or transcutaneous energy transfer [TET], e.g. inductive charging
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D17/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
    • F04D17/08—Centrifugal pumps
    • F04D17/10—Centrifugal pumps for compressing or evacuating
    • 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
    • F04D29/0467—Spherical 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

Landscapes

  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Mechanical Engineering (AREA)
  • Cardiology (AREA)
  • Biomedical Technology (AREA)
  • Anesthesiology (AREA)
  • Hematology (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)
  • Computer Networks & Wireless Communication (AREA)
  • External Artificial Organs (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
BR112015008784A 2012-10-18 2013-10-17 bomba centrífuga BR112015008784A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB1218768.8A GB201218768D0 (en) 2012-10-18 2012-10-18 Centrifugal pumps
PCT/GB2013/052718 WO2014060765A1 (en) 2012-10-18 2013-10-17 Centrifugal pump

Publications (1)

Publication Number Publication Date
BR112015008784A2 true BR112015008784A2 (pt) 2017-07-04

Family

ID=47359118

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112015008784A BR112015008784A2 (pt) 2012-10-18 2013-10-17 bomba centrífuga

Country Status (8)

Country Link
US (1) US20150285258A1 (enExample)
EP (1) EP2908879A1 (enExample)
JP (1) JP2016500534A (enExample)
CN (1) CN104902939A (enExample)
BR (1) BR112015008784A2 (enExample)
GB (1) GB201218768D0 (enExample)
IN (1) IN2015DN04020A (enExample)
WO (1) WO2014060765A1 (enExample)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017015476A1 (en) * 2015-07-21 2017-01-26 Thoratec Corporation Cantilevered rotor pump and methods for axial flow blood pumping
WO2017053988A1 (en) 2015-09-25 2017-03-30 Procyrion, Inc. Non-occluding intravascular blood pump providing reduced hemolysis
US20190224394A1 (en) * 2016-06-01 2019-07-25 Peter Ayre Ventricle assist device
US10857273B2 (en) 2016-07-21 2020-12-08 Tc1 Llc Rotary seal for cantilevered rotor pump and methods for axial flow blood pumping
WO2018031741A1 (en) 2016-08-12 2018-02-15 Tc1 Llc Devices and methods for monitoring bearing and seal performance
CN107115573A (zh) * 2017-05-09 2017-09-01 李国荣 单支点离心泵心脏辅助装置
CN110944689B (zh) 2017-06-07 2022-12-09 施菲姆德控股有限责任公司 血管内流体运动设备、系统和使用方法
US11672968B2 (en) * 2017-08-11 2023-06-13 Carnegie Mellon University Blood-immersed bearing system for a blood pump
EP3710076B1 (en) 2017-11-13 2023-12-27 Shifamed Holdings, LLC Intravascular fluid movement devices, systems, and methods of use
WO2019152875A1 (en) 2018-02-01 2019-08-08 Shifamed Holdings, Llc Intravascular blood pumps and methods of use and manufacture
EP3574932A1 (de) * 2018-05-28 2019-12-04 Berlin Heart GmbH Blutpumpe
EP3574933A1 (de) * 2018-05-29 2019-12-04 Berlin Heart GmbH Blutpumpe mit einem antreibbaren rotor und zwei lagern
WO2020028537A1 (en) 2018-07-31 2020-02-06 Shifamed Holdings, Llc Intravascaular blood pumps and methods of use
US12220570B2 (en) 2018-10-05 2025-02-11 Shifamed Holdings, Llc Intravascular blood pumps and methods of use
GB2583512B (en) * 2019-05-02 2023-05-24 Calon Cardio Tech Ltd A cardiac pump
EP3996797A4 (en) 2019-07-12 2023-08-02 Shifamed Holdings, LLC INTRAVASCULAR BLOOD PUMPS AND METHOD OF USE AND METHOD OF MAKING
US11654275B2 (en) 2019-07-22 2023-05-23 Shifamed Holdings, Llc Intravascular blood pumps with struts and methods of use and manufacture
EP4010046A4 (en) 2019-08-07 2023-08-30 Calomeni, Michael Catheter blood pumps and collapsible pump housings
WO2021062260A1 (en) 2019-09-25 2021-04-01 Shifamed Holdings, Llc Catheter blood pumps and collapsible blood conduits
WO2021062270A1 (en) 2019-09-25 2021-04-01 Shifamed Holdings, Llc Catheter blood pumps and collapsible pump housings
WO2021062265A1 (en) 2019-09-25 2021-04-01 Shifamed Holdings, Llc Intravascular blood pump systems and methods of use and control thereof
CA3160953A1 (en) 2019-11-12 2021-05-20 Fresenius Medical Care Deutschland Gmbh Blood treatment systems
WO2021094139A1 (en) 2019-11-12 2021-05-20 Fresenius Medical Care Deutschland Gmbh Blood treatment systems
CA3160853A1 (en) 2019-11-12 2021-05-20 Fresenius Medical Care Deutschland Gmbh Blood treatment systems
CA3160871A1 (en) 2019-11-12 2021-05-20 Fresenius Medical Care Deutschland Gmbh Blood treatment systems
EP4058093A1 (en) 2019-11-12 2022-09-21 Fresenius Medical Care Deutschland GmbH Blood treatment systems
CN114728114B (zh) 2019-11-12 2025-11-11 费森尤斯医疗护理德国有限责任公司 血液治疗系统
IL293625A (en) 2019-12-03 2022-08-01 Procyrion Inc blood pumps
WO2021119478A1 (en) 2019-12-11 2021-06-17 Shifamed Holdings, Llc Descending aorta and vena cava blood pumps
WO2021119413A1 (en) 2019-12-13 2021-06-17 Procyrion, Inc. Support structures for intravascular blood pumps
WO2021150355A1 (en) * 2020-01-21 2021-07-29 Boston Scientific Scimed Inc Electromagnetically driven blood pump
US11648393B2 (en) * 2020-03-17 2023-05-16 Heartware, Inc. Implantable blood pump with thrombus diverter

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2451480A1 (fr) * 1979-03-16 1980-10-10 Belenger Jacques Pompe centrifuge medicale
US5112202A (en) * 1990-01-31 1992-05-12 Ntn Corporation Turbo pump with magnetically supported impeller
FR2668553B1 (fr) * 1990-10-31 1993-02-12 Europ Propulsion Machine tournante a butee axiale auto-eclipsable a membrane flexible soumise a la pression d'un fluide.
US5840070A (en) * 1996-02-20 1998-11-24 Kriton Medical, Inc. Sealless rotary blood pump
US5695471A (en) * 1996-02-20 1997-12-09 Kriton Medical, Inc. Sealless rotary blood pump with passive magnetic radial bearings and blood immersed axial bearings
US6293901B1 (en) * 1997-11-26 2001-09-25 Vascor, Inc. Magnetically suspended fluid pump and control system
US6227820B1 (en) * 1999-10-05 2001-05-08 Robert Jarvik Axial force null position magnetic bearing and rotary blood pumps which use them
JP3996775B2 (ja) * 2002-01-09 2007-10-24 テルモ株式会社 遠心式液体ポンプ装置
US20070299297A1 (en) * 2006-06-26 2007-12-27 Robert Jarvik Textured conforming shell for stabilization of the interface of precision heart assist device components to tissues
JP5171953B2 (ja) * 2008-06-23 2013-03-27 テルモ株式会社 血液ポンプ装置
EP2405140B1 (en) * 2009-03-06 2016-10-19 Thoratec Corporation Centrifugal pump device
CN102665785A (zh) * 2009-11-04 2012-09-12 理查德·瓦姆普勒 心力衰竭治疗方法和装置
CA2814122A1 (en) * 2010-10-13 2012-04-19 Thoratec Corporation Pumping blood
JP5673795B2 (ja) * 2011-02-24 2015-02-18 株式会社ジェイ・エム・エス ターボ式血液ポンプ及びその製造方法

Also Published As

Publication number Publication date
JP2016500534A (ja) 2016-01-14
IN2015DN04020A (enExample) 2015-10-02
EP2908879A1 (en) 2015-08-26
US20150285258A1 (en) 2015-10-08
WO2014060765A1 (en) 2014-04-24
CN104902939A (zh) 2015-09-09
GB201218768D0 (en) 2012-12-05

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