DE602005019219D1 - Zentrifugalblutpumpe mit hydrodynamischer Lagerung - Google Patents
Zentrifugalblutpumpe mit hydrodynamischer LagerungInfo
- Publication number
- DE602005019219D1 DE602005019219D1 DE200560019219 DE602005019219T DE602005019219D1 DE 602005019219 D1 DE602005019219 D1 DE 602005019219D1 DE 200560019219 DE200560019219 DE 200560019219 DE 602005019219 T DE602005019219 T DE 602005019219T DE 602005019219 D1 DE602005019219 D1 DE 602005019219D1
- Authority
- DE
- Germany
- Prior art keywords
- hydrodynamic bearing
- impeller
- housing
- blood pump
- centrifugal blood
- 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.)
- Active
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
- A61M60/226—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
- A61M60/818—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
- F04D13/00—Pumping installations or systems
- F04D13/02—Units comprising pumps and their driving means
- F04D13/021—Units comprising pumps and their driving means containing a coupling
- F04D13/024—Units comprising pumps and their driving means containing a coupling a magnetic coupling
- F04D13/027—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
- F04D13/0666—Units comprising pumps and their driving means the pump being electrically driven the motor being of the plane gap 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
- F04D15/00—Control, e.g. regulation, of pumps, pumping installations or systems
- F04D15/0088—Testing machines
-
- 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
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Mechanical Engineering (AREA)
- Heart & Thoracic Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Cardiology (AREA)
- Veterinary Medicine (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Hematology (AREA)
- Public Health (AREA)
- General Engineering & Computer Science (AREA)
- General Health & Medical Sciences (AREA)
- Fluid Mechanics (AREA)
- Physics & Mathematics (AREA)
- External Artificial Organs (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004088108A JP4340178B2 (ja) | 2004-03-24 | 2004-03-24 | 遠心式血液ポンプ装置 |
JP2004103573A JP4340182B2 (ja) | 2004-03-31 | 2004-03-31 | 血液ポンプ装置 |
Publications (1)
Publication Number | Publication Date |
---|---|
DE602005019219D1 true DE602005019219D1 (de) | 2010-03-25 |
Family
ID=34934459
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE200560019219 Active DE602005019219D1 (de) | 2004-03-24 | 2005-03-23 | Zentrifugalblutpumpe mit hydrodynamischer Lagerung |
Country Status (4)
Country | Link |
---|---|
US (2) | US7748964B2 (de) |
EP (1) | EP1598087B1 (de) |
AT (1) | ATE456963T1 (de) |
DE (1) | DE602005019219D1 (de) |
Families Citing this family (59)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2004327007A (ja) * | 2003-04-08 | 2004-11-18 | Nec Corp | 光学的情報記録媒体および光学的情報記録再生装置 |
DE502005005904D1 (de) * | 2004-10-07 | 2008-12-18 | Ebm Papst St Georgen Gmbh & Co | Anordnung zur förderung von fluiden |
US20060083642A1 (en) | 2004-10-18 | 2006-04-20 | Cook Martin C | Rotor stability of a rotary pump |
JP4496376B2 (ja) * | 2005-09-05 | 2010-07-07 | 国立大学法人東京工業大学 | 使い捨て磁気浮上式血液ポンプ |
JP5155186B2 (ja) | 2006-01-13 | 2013-02-27 | ハートウェア、インコーポレイテッド | 回転式血液ポンプ |
US8672611B2 (en) | 2006-01-13 | 2014-03-18 | Heartware, Inc. | Stabilizing drive for contactless rotary blood pump impeller |
US20070177995A1 (en) * | 2006-02-01 | 2007-08-02 | Yoshio Yano | Pump device |
US20070183908A1 (en) * | 2006-02-06 | 2007-08-09 | Yoshio Yano | Contactless centrifugal pump |
JP4898319B2 (ja) * | 2006-06-23 | 2012-03-14 | テルモ株式会社 | 血液ポンプ装置 |
JP4787726B2 (ja) * | 2006-11-28 | 2011-10-05 | テルモ株式会社 | センサレス磁気軸受型血液ポンプ装置 |
CN101715352B (zh) | 2007-06-14 | 2013-11-06 | 卡龙心脏科技有限公司 | 用于心脏辅助的缩小直径的轴向旋转泵 |
CN101925748B (zh) * | 2008-01-31 | 2013-01-02 | 国立大学法人横滨国立大学 | 流体机械 |
EP2292282B1 (de) | 2008-06-23 | 2017-11-15 | Thoratec Corporation | Blutpumpe |
WO2010036815A2 (en) * | 2008-09-26 | 2010-04-01 | Launchpoint Technologies, Inc. | Magnetically-levitated blood pump with optimization method enabling miniaturization |
US20100130944A1 (en) * | 2008-11-21 | 2010-05-27 | Music Douglas E | Flow control devices for ophthalmic surgery |
EP2372160B1 (de) | 2008-12-08 | 2014-07-30 | Thoratec Corporation | Zentrifugalpumpenvorrichtung |
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 |
WO2010101107A1 (ja) | 2009-03-06 | 2010-09-10 | Ntn株式会社 | 遠心式ポンプ装置 |
EP3490122B1 (de) * | 2009-07-29 | 2021-01-27 | Thoratec Corporation | Rotationsantriebsvorrichtung und zentrifugalpumpenvorrichtung |
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 |
EP2554191B1 (de) * | 2010-03-26 | 2019-05-08 | Thoratec Corporation | Zentrifugal-blutpumpenvorrichtung |
JP5898190B2 (ja) | 2010-06-22 | 2016-04-06 | ソラテック コーポレーション | 流体送達システム及び流体送達システムを監視するための方法 |
JP5540153B2 (ja) | 2010-06-22 | 2014-07-02 | ソラテック コーポレーション | ポンプの圧力−流量特性を改変するための装置 |
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 |
USD669585S1 (en) | 2010-08-20 | 2012-10-23 | Thoratec Corporation | Implantable blood pump |
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 |
EP2617441A4 (de) * | 2010-09-17 | 2017-12-20 | Thoratec Corporation | Herstellungsverfahren für medizinische vorrichtungen für verringerte plättchenadhäsion einer oberfläche in kontakt mit blut |
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 |
WO2012135912A1 (en) | 2011-04-05 | 2012-10-11 | Resmed Limited | Respiratory breathing apparatus |
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 |
WO2014000753A1 (en) | 2012-06-28 | 2014-01-03 | Rheinisch-Westfälische Technische Hochschule Aachen | Centrifugal blood pump apparatus |
EP2719403B1 (de) * | 2012-10-12 | 2016-09-28 | Abiomed Europe GmbH | Zentrifugal-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 |
US9144638B2 (en) * | 2013-03-14 | 2015-09-29 | Thoratec Corporation | Blood pump rotor bearings |
US10052420B2 (en) | 2013-04-30 | 2018-08-21 | Tc1 Llc | Heart beat identification and pump speed synchronization |
US9713663B2 (en) | 2013-04-30 | 2017-07-25 | Tc1 Llc | Cardiac pump with speed adapted for ventricle unloading |
US10001129B2 (en) | 2013-05-23 | 2018-06-19 | Reinheart Gmbh | Impeller of a centrifugal pump apparatus |
CA2955614C (en) | 2014-07-25 | 2020-08-25 | Covidien Lp | Detection system for flow control apparatus |
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 |
US10371152B2 (en) | 2015-02-12 | 2019-08-06 | Tc1 Llc | Alternating pump gaps |
EP3256185B1 (de) | 2015-02-12 | 2019-10-30 | Tc1 Llc | System und verfahren zur steuerung der position eines schwebenden rotors |
EP3626277A1 (de) | 2015-02-13 | 2020-03-25 | Tc1 Llc | Laufradaufhängungsmechanismus für herzpumpe |
TW201634817A (zh) * | 2015-03-30 | 2016-10-01 | 林聖梁 | 抽水馬達裝置 |
CN106300722A (zh) * | 2015-05-18 | 2017-01-04 | 德昌电机(深圳)有限公司 | 电机与电动泵 |
US10177627B2 (en) | 2015-08-06 | 2019-01-08 | Massachusetts Institute Of Technology | Homopolar, flux-biased hysteresis bearingless motor |
EP3135933B1 (de) * | 2015-08-25 | 2019-05-01 | ReinHeart GmbH | Aktives magnetlager |
US10117983B2 (en) | 2015-11-16 | 2018-11-06 | Tc1 Llc | Pressure/flow characteristic modification of a centrifugal pump in a ventricular assist device |
EP3173110A1 (de) * | 2015-11-30 | 2017-05-31 | Fundacja Rozwoju Kardiochirurgii Im. Prof. Zbigniewa Religi | Lagerungseinrichtung für kreiselpumpe, insbesondere implantierbare zentrifugale herzunterstützungspumpe |
US10833570B2 (en) | 2017-12-22 | 2020-11-10 | Massachusetts Institute Of Technology | Homopolar bearingless slice motors |
CN111298221B (zh) * | 2018-12-12 | 2024-08-02 | 深圳核心医疗科技股份有限公司 | 心室辅助装置 |
EP3795836A1 (de) * | 2019-09-18 | 2021-03-24 | Levitronix GmbH | Zentrifugalpumpe und pumpengehäuse |
EP4058094A1 (de) | 2019-11-12 | 2022-09-21 | Fresenius Medical Care Deutschland GmbH | Blutbehandlungssysteme |
WO2021094144A1 (en) | 2019-11-12 | 2021-05-20 | Fresenius Medical Care Deutschland Gmbh | Blood treatment systems |
EP4058079A1 (de) | 2019-11-12 | 2022-09-21 | Fresenius Medical Care Deutschland GmbH | Blutbehandlungssysteme |
EP4058093A1 (de) | 2019-11-12 | 2022-09-21 | Fresenius Medical Care Deutschland GmbH | Blutbehandlungssysteme |
Family Cites Families (26)
Publication number | Priority date | Publication date | Assignee | Title |
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SE340015B (de) * | 1969-05-27 | 1971-11-01 | Skf Svenska Kullagerfab Ab | |
US3620638A (en) * | 1970-08-24 | 1971-11-16 | J Arthur Kaye | Liquid propulsion device |
JPS6014615A (ja) * | 1983-07-06 | 1985-01-25 | Ebara Corp | スラスト軸受およびその製造方法 |
JP2989233B2 (ja) * | 1990-07-31 | 1999-12-13 | エヌティエヌ株式会社 | ターボ形ポンプ |
JPH04112994A (ja) | 1990-08-31 | 1992-04-14 | Ntn Corp | ターボ形ポンプ |
JPH04209995A (ja) | 1990-11-30 | 1992-07-31 | Daikin Ind Ltd | 低真空ポンプの軸受構造 |
US5290236A (en) | 1991-09-25 | 1994-03-01 | Baxter International Inc. | Low priming volume centrifugal blood pump |
US5350283A (en) * | 1991-12-04 | 1994-09-27 | Ntn Corporation | Clean pump |
JP3340237B2 (ja) | 1994-04-01 | 2002-11-05 | テイエチケー株式会社 | ポンプ |
JP2804889B2 (ja) | 1994-08-03 | 1998-09-30 | テイエチケー株式会社 | 動圧軸受ユニット |
US5947703A (en) * | 1996-01-31 | 1999-09-07 | Ntn Corporation | Centrifugal blood pump assembly |
JP3553255B2 (ja) | 1996-01-31 | 2004-08-11 | Ntn株式会社 | 粘度計測機能付磁気浮上型ポンプ |
JP3853865B2 (ja) | 1996-01-31 | 2006-12-06 | テルモ株式会社 | 遠心式血液ポンプ装置 |
US6071093A (en) * | 1996-10-18 | 2000-06-06 | Abiomed, Inc. | Bearingless blood pump and electronic drive system |
EP0971212B1 (de) * | 1998-07-10 | 2011-04-20 | Levitronix LLC | Verfahren zur Bestimmung des Druckverlustes und des Durchflusses durch eine Pumpe |
DE59915262D1 (de) * | 1998-07-10 | 2011-06-01 | Levitronix Llc | Verfahren zur Bestimmung des Druckverlustes und des Durchflusses durch eine Pumpe |
CN1372479A (zh) * | 1999-04-23 | 2002-10-02 | 文特拉西斯特股份有限公司 | 旋转血泵及其控制系统 |
EP1113177B1 (de) * | 1999-12-27 | 2003-12-03 | Ntn Corporation | Flüssigkeitspumpe mit magnetisch aufgehängtem Laufrad |
JP3665549B2 (ja) | 2000-09-01 | 2005-06-29 | 日本電産株式会社 | スラスト動圧軸受及びこれを備えたスピンドルモータ |
JP2002227795A (ja) | 2001-01-31 | 2002-08-14 | Ebara Corp | 遠心ポンプ |
JP2002349468A (ja) | 2001-05-24 | 2002-12-04 | Thk Co Ltd | カスケードポンプ |
JP3834610B2 (ja) | 2001-07-12 | 2006-10-18 | 独立行政法人産業技術総合研究所 | 動圧軸受を備えた人工心臓ポンプ |
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 |
JP2004052998A (ja) | 2002-05-28 | 2004-02-19 | Mitsubishi Materials Corp | 動圧発生溝を備えた摺動部材及びその製造方法 |
US7470246B2 (en) * | 2002-12-17 | 2008-12-30 | Terumo Kabushiki Kaisha | Centrifugal blood pump apparatus |
US7128538B2 (en) * | 2003-07-07 | 2006-10-31 | Terumo Corporation | Centrifugal fluid pump apparatus |
-
2005
- 2005-03-23 EP EP20050006391 patent/EP1598087B1/de not_active Not-in-force
- 2005-03-23 DE DE200560019219 patent/DE602005019219D1/de active Active
- 2005-03-23 AT AT05006391T patent/ATE456963T1/de not_active IP Right Cessation
- 2005-03-24 US US11/087,851 patent/US7748964B2/en not_active Expired - Fee Related
-
2010
- 2010-05-17 US US12/781,254 patent/US8430652B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
US8430652B2 (en) | 2013-04-30 |
EP1598087A3 (de) | 2007-04-25 |
ATE456963T1 (de) | 2010-02-15 |
EP1598087B1 (de) | 2010-02-03 |
US20100221130A1 (en) | 2010-09-02 |
US7748964B2 (en) | 2010-07-06 |
US20050287022A1 (en) | 2005-12-29 |
EP1598087A2 (de) | 2005-11-23 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |