CN112587794B - 一种微型磁液悬浮离心式血泵 - Google Patents
一种微型磁液悬浮离心式血泵 Download PDFInfo
- Publication number
- CN112587794B CN112587794B CN202011599149.8A CN202011599149A CN112587794B CN 112587794 B CN112587794 B CN 112587794B CN 202011599149 A CN202011599149 A CN 202011599149A CN 112587794 B CN112587794 B CN 112587794B
- Authority
- CN
- China
- Prior art keywords
- magnetic
- rotor
- pump
- blood pump
- impeller
- 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.)
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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
- F04D29/048—Bearings magnetic; electromagnetic
-
- 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
- A61M60/804—Impellers
-
- 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
- A61M60/80—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
- F04D29/00—Details, component parts, or accessories
- F04D29/04—Shafts or bearings, or assemblies thereof
- F04D29/041—Axial thrust balancing
- F04D29/0413—Axial thrust balancing hydrostatic; hydrodynamic thrust 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
- F04D29/00—Details, component parts, or accessories
- F04D29/04—Shafts or bearings, or assemblies thereof
- F04D29/042—Axially shiftable rotors
-
- 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
- F04D29/0465—Ceramic bearing designs
-
- 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
- F04D29/18—Rotors
- F04D29/22—Rotors specially for centrifugal pumps
- F04D29/2205—Conventional flow pattern
- F04D29/2222—Construction and assembly
-
- 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
- A61M2205/00—General characteristics of the apparatus
- A61M2205/02—General characteristics of the apparatus characterised by a particular materials
- A61M2205/0211—Ceramics
-
- 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
- A61M2207/00—Methods of manufacture, assembly or production
-
- 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
- F05D2250/00—Geometry
- F05D2250/80—Size or power range of the machines
- F05D2250/82—Micromachines
Landscapes
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Mechanical Engineering (AREA)
- Cardiology (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Hematology (AREA)
- Veterinary Medicine (AREA)
- Animal Behavior & Ethology (AREA)
- Public Health (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Electromagnetism (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- External Artificial Organs (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
Description
Claims (9)
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011599149.8A CN112587794B (zh) | 2020-12-29 | 2020-12-29 | 一种微型磁液悬浮离心式血泵 |
| PCT/CN2021/078407 WO2022141782A1 (zh) | 2020-12-29 | 2021-03-01 | 一种微型磁液悬浮离心式血泵 |
| US17/597,435 US12011581B2 (en) | 2020-12-29 | 2021-03-01 | Micro magnetic-hydraulic suspension centrifugal blood pump |
| FR2112776A FR3118586B1 (fr) | 2020-12-29 | 2021-11-30 | Une micro pompe centrifuge à sang à suspension liquide magnétique |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011599149.8A CN112587794B (zh) | 2020-12-29 | 2020-12-29 | 一种微型磁液悬浮离心式血泵 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112587794A CN112587794A (zh) | 2021-04-02 |
| CN112587794B true CN112587794B (zh) | 2025-05-27 |
Family
ID=75203781
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011599149.8A Active CN112587794B (zh) | 2020-12-29 | 2020-12-29 | 一种微型磁液悬浮离心式血泵 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US12011581B2 (zh) |
| CN (1) | CN112587794B (zh) |
| FR (1) | FR3118586B1 (zh) |
| WO (1) | WO2022141782A1 (zh) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113262393B (zh) * | 2021-04-23 | 2022-09-13 | 天津大学 | 柔性磁悬浮微型离心泵 |
| CN114042241B (zh) * | 2021-11-16 | 2022-06-07 | 深圳核心医疗科技有限公司 | 磁悬浮泵 |
| CN115282466B (zh) * | 2022-06-30 | 2025-11-04 | 上海东心生物医疗科技有限公司 | 全磁悬浮离心式血泵 |
| CN117045960B (zh) * | 2023-08-21 | 2024-07-26 | 上海东心生物医疗科技有限公司 | 混合磁悬浮离心式血泵 |
| IT202400002941A1 (it) * | 2024-02-12 | 2025-08-12 | Eurosets S R L | Pompa centrifuga per fluidi biologici |
| CN118748483B (zh) * | 2024-07-23 | 2025-04-25 | 槃实科技(深圳)有限公司 | 一种无源液冷磁悬浮泵 |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN101371041A (zh) * | 2006-01-13 | 2009-02-18 | 哈特威尔公司 | 旋转式血泵 |
| CN102176933A (zh) * | 2008-08-08 | 2011-09-07 | 卡龙心脏科技有限公司 | 心脏辅助设备 |
| CN215309684U (zh) * | 2020-12-29 | 2021-12-28 | 上海东心生物医疗科技有限公司 | 一种微型磁液悬浮离心式血泵 |
Family Cites Families (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5399074A (en) * | 1992-09-04 | 1995-03-21 | Kyocera Corporation | Motor driven sealless blood pump |
| US5713730A (en) * | 1992-09-04 | 1998-02-03 | Kyocera Corporation | Ceramic pivot bearing arrangement for a sealless blood pump |
| AT404318B (de) * | 1996-07-29 | 1998-10-27 | Heinrich Dr Schima | Zentrifugalpumpe bestehend aus einem pumpenkopf und einem scheibenläuferantrieb zur förderung von blut und anderen scherempfindlichen flüssigkeiten |
| US6158984A (en) * | 1998-12-28 | 2000-12-12 | Kriton Medical, Inc. | Rotary blood pump with ceramic members |
| US6227817B1 (en) * | 1999-09-03 | 2001-05-08 | Magnetic Moments, Llc | Magnetically-suspended centrifugal blood pump |
| US6716157B2 (en) * | 2002-02-28 | 2004-04-06 | Michael P. Goldowsky | Magnetic suspension blood pump |
| US6884210B2 (en) * | 2002-06-12 | 2005-04-26 | Miwatec Incorporated | Blood pump |
| CN102247628B (zh) * | 2010-05-17 | 2013-05-22 | 北京天高智机技术开发公司 | 可植入式磁液悬浮型离心血泵 |
| JP5975448B2 (ja) | 2012-02-16 | 2016-08-23 | クアンタ フルーイド ソリューションズ リミテッドQuanta Fluid Solutions Limited | 血液ポンプ |
| WO2015098708A1 (ja) * | 2013-12-27 | 2015-07-02 | テルモ株式会社 | 遠心ポンプ |
| GB2527059A (en) * | 2014-06-10 | 2015-12-16 | Calon Cardio Technology Ltd | Cardiac pump |
| JP6208374B2 (ja) * | 2014-09-19 | 2017-10-04 | テルモ株式会社 | 遠心ポンプ |
| EP4279119A3 (en) | 2015-03-18 | 2024-01-31 | Abiomed Europe GmbH | Blood pump |
| EP3808404B1 (en) | 2015-08-04 | 2025-03-26 | Abiomed Europe GmbH | Blood pump with self-flushing bearing |
| CN107137796A (zh) * | 2016-05-16 | 2017-09-08 | 北京精密机电控制设备研究所 | 一种旋转式血泵 |
| CN109420207B (zh) * | 2017-08-29 | 2024-02-20 | 航天泰心科技有限公司 | 血泵装置 |
| CN109847127A (zh) * | 2017-11-30 | 2019-06-07 | 上海微创医疗器械(集团)有限公司 | 磁液悬浮式离心血泵 |
| US11318295B2 (en) * | 2019-02-28 | 2022-05-03 | Heartware, Inc. | HVAD rinse via a non-uniform thrust bearing gap |
| CN111001056A (zh) * | 2019-12-31 | 2020-04-14 | 上海市东方医院(同济大学附属东方医院) | 一种磁悬浮轴流式血泵 |
-
2020
- 2020-12-29 CN CN202011599149.8A patent/CN112587794B/zh active Active
-
2021
- 2021-03-01 US US17/597,435 patent/US12011581B2/en active Active
- 2021-03-01 WO PCT/CN2021/078407 patent/WO2022141782A1/zh not_active Ceased
- 2021-11-30 FR FR2112776A patent/FR3118586B1/fr active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN101371041A (zh) * | 2006-01-13 | 2009-02-18 | 哈特威尔公司 | 旋转式血泵 |
| CN102176933A (zh) * | 2008-08-08 | 2011-09-07 | 卡龙心脏科技有限公司 | 心脏辅助设备 |
| CN215309684U (zh) * | 2020-12-29 | 2021-12-28 | 上海东心生物医疗科技有限公司 | 一种微型磁液悬浮离心式血泵 |
Also Published As
| Publication number | Publication date |
|---|---|
| FR3118586B1 (fr) | 2023-12-08 |
| US20240024658A1 (en) | 2024-01-25 |
| WO2022141782A1 (zh) | 2022-07-07 |
| US12011581B2 (en) | 2024-06-18 |
| CN112587794A (zh) | 2021-04-02 |
| FR3118586A1 (fr) | 2022-07-08 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20210421 Address after: 200120 building C, No. 888, Huanhu West 2nd Road, Lingang New Area, China (Shanghai) pilot Free Trade Zone, Pudong New Area, Shanghai Applicant after: Shanghai Dongxin Biomedical Technology Co.,Ltd. Address before: 200120 No. 150, Jimo Road, Shanghai, Pudong New Area Applicant before: SHANGHAI EAST HOSPITAL (EAST HOSPITAL TONGJI University SCHOOL OF MEDICINE) |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20260115 Address after: 200120 Jimo Road, Shanghai, No. 150, No. Patentee after: SHANGHAI EAST HOSPITAL (EAST HOSPITAL TONGJI University SCHOOL OF MEDICINE) Country or region after: China Address before: 200120 building C, No. 888, Huanhu West 2nd Road, Lingang New Area, China (Shanghai) pilot Free Trade Zone, Pudong New Area, Shanghai Patentee before: Shanghai Dongxin Biomedical Technology Co.,Ltd. Country or region before: China |