GB1468885A - - Google Patents

Info

Publication number
GB1468885A
GB1468885A GB1232774A GB1232774A GB1468885A GB 1468885 A GB1468885 A GB 1468885A GB 1232774 A GB1232774 A GB 1232774A GB 1232774 A GB1232774 A GB 1232774A GB 1468885 A GB1468885 A GB 1468885A
Authority
GB
United Kingdom
Prior art keywords
openings
valve
divisions
left ventricle
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.)
Expired
Application number
GB1232774A
Other languages
English (en)
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 filed Critical
Publication of GB1468885A publication Critical patent/GB1468885A/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02G—HOT GAS OR COMBUSTION-PRODUCT POSITIVE-DISPLACEMENT ENGINE PLANTS; USE OF WASTE HEAT OF COMBUSTION ENGINES; NOT OTHERWISE PROVIDED FOR
    • F02G1/00—Hot gas positive-displacement engine plants
    • F02G1/04—Hot gas positive-displacement engine plants of closed-cycle type
    • F02G1/043—Hot gas positive-displacement engine plants of closed-cycle type the engine being operated by expansion and contraction of a mass of working gas which is heated and cooled in one of a plurality of constantly communicating expansible chambers, e.g. Stirling cycle type engines
    • 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
    • A61M60/196—Implantable pumps or pumping devices, i.e. the blood being pumped inside the patient's body replacing the entire heart, e.g. total artificial hearts [TAH]
    • 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
    • A61M60/247—Positive displacement blood pumps
    • A61M60/253—Positive displacement blood pumps including a displacement member directly acting on the blood
    • A61M60/268—Positive displacement blood pumps including a displacement member directly acting on the blood the displacement member being flexible, e.g. membranes, diaphragms or bladders
    • 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
    • A61M60/424—Details relating to driving for positive displacement blood 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
    • A61M60/424—Details relating to driving for positive displacement blood pumps
    • A61M60/438—Details relating to driving for positive displacement blood pumps the force acting on the blood contacting member being mechanical
    • A61M60/441—Details relating to driving for positive displacement blood pumps the force acting on the blood contacting member being mechanical generated by an electromotor
    • A61M60/443—Details relating to driving for positive displacement blood pumps the force acting on the blood contacting member being mechanical generated by an electromotor with means converting the rotation into a translational movement of the displacement member
    • 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
    • A61M60/50—Details relating to control
    • A61M60/508—Electronic control means, e.g. for feedback regulation
    • A61M60/515—Regulation using real-time patient data
    • 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
    • A61M60/50—Details relating to control
    • A61M60/508—Electronic control means, e.g. for feedback regulation
    • A61M60/538—Regulation using real-time blood pump operational parameter data, e.g. motor current
    • 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
    • A61M60/859—Connections therefor
    • 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
    • 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
    • A61M60/876—Implantable batteries
    • 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
    • A61M60/89—Valves
    • 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
    • A61M60/89—Valves
    • A61M60/894—Passive valves, i.e. valves actuated by the blood
    • 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
    • A61M2205/33—Controlling, regulating or measuring
    • A61M2205/3331—Pressure; Flow
    • A61M2205/3334—Measuring or controlling the flow rate
    • 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
    • A61M2205/82—Internal energy supply devices
    • A61M2205/8237—Charging means
    • A61M2205/8243—Charging means by induction
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02G—HOT GAS OR COMBUSTION-PRODUCT POSITIVE-DISPLACEMENT ENGINE PLANTS; USE OF WASTE HEAT OF COMBUSTION ENGINES; NOT OTHERWISE PROVIDED FOR
    • F02G2280/00—Output delivery
    • F02G2280/005—Medical applications, e.g. for prosthesis or artificial hearts

Landscapes

  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Mechanical Engineering (AREA)
  • Cardiology (AREA)
  • Hematology (AREA)
  • Animal Behavior & Ethology (AREA)
  • Veterinary Medicine (AREA)
  • Anesthesiology (AREA)
  • Biomedical Technology (AREA)
  • Public Health (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Medical Informatics (AREA)
  • External Artificial Organs (AREA)
  • Prostheses (AREA)
GB1232774A 1973-03-06 1974-03-20 Expired GB1468885A (US08080257-20111220-C00005.png)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US338611A US3919722A (en) 1973-03-06 1973-03-06 Totally implantable artificial replacement heart
SE7403309A SE401610B (sv) 1973-03-06 1974-03-12 Totalt implantabelt artificiellt ersettningshjerta

Publications (1)

Publication Number Publication Date
GB1468885A true GB1468885A (US08080257-20111220-C00005.png) 1977-03-30

Family

ID=26656458

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1232774A Expired GB1468885A (US08080257-20111220-C00005.png) 1973-03-06 1974-03-20

Country Status (7)

Country Link
US (1) US3919722A (US08080257-20111220-C00005.png)
AU (1) AU482500B2 (US08080257-20111220-C00005.png)
CA (1) CA1030703A (US08080257-20111220-C00005.png)
DE (1) DE2449320A1 (US08080257-20111220-C00005.png)
FR (1) FR2278349A1 (US08080257-20111220-C00005.png)
GB (1) GB1468885A (US08080257-20111220-C00005.png)
SE (1) SE401610B (US08080257-20111220-C00005.png)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3136969A1 (de) * 1981-09-17 1983-04-07 Deutsche Forschungs- und Versuchsanstalt für Luft- und Raumfahrt e.V., 5000 Köln Elektromechanisches kunstherz
GB2539643A (en) * 2015-06-13 2016-12-28 Lister Martin Artificial heart

Families Citing this family (65)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2557475A1 (de) * 1975-12-19 1977-06-23 Messerschmitt Boelkow Blohm Pumpe fuer ein kuenstliches herz
US4222127A (en) * 1978-06-02 1980-09-16 Donachy And Pierce Blood pump and method of pumping blood
US4231354A (en) * 1978-07-14 1980-11-04 Howmedica, Incorporated Pulsatile blood pumping apparatus and method
FR2446631A1 (fr) * 1979-01-22 1980-08-14 Lapeyre Didier Nouvelle prothese cardiaque totale
FR2470593A2 (fr) * 1979-01-22 1981-06-12 Lapeyre Didier Nouvelle prothese cardiaque totale
FR2455687B1 (fr) * 1979-05-03 1986-07-18 Bermes Robert Pompe rotative, notamment destinee a former coeur artificiel
FR2458288A1 (fr) * 1979-06-11 1981-01-02 Belenger Jacques Pompe medicale destinee a l'assistance cardiaque pulsative
US4369530A (en) * 1981-05-19 1983-01-25 Foxcroft Associates Hydraulically actuated cardiac prosthesis and method of actuation
JPS58500793A (ja) * 1981-05-19 1983-05-19 フオツクスクロフト　アソシエイツ 液圧で作動される心臓の人工補欠装置
US4376312A (en) * 1981-05-19 1983-03-15 Foxcroft Associates Hydraulically actuated cardiac prosthesis
US4427470A (en) 1981-09-01 1984-01-24 University Of Utah Vacuum molding technique for manufacturing a ventricular assist device
US4838889A (en) * 1981-09-01 1989-06-13 University Of Utah Research Foundation Ventricular assist device and method of manufacture
US4381567A (en) * 1981-09-15 1983-05-03 Foxcroft Associates Hydraulically actuated total cardiac prosthesis with reversible pump and three-way ventricular valving
US4389737A (en) * 1981-09-15 1983-06-28 Foxcroft Associates Hydraulically actuated cardiac prosthesis with three-way ventricular valving
US4397049A (en) * 1981-09-15 1983-08-09 Foxcroft Associates Hydraulically actuated cardiac prosthesis with three-way ventricular valving
US4473423A (en) * 1982-05-03 1984-09-25 University Of Utah Artificial heart valve made by vacuum forming technique
DE3342534C2 (de) * 1982-11-22 1986-03-20 Helmut Ludwig 1000 Berlin Steiner Elektromechanischer Blutpumpenantrieb
JPH0694866B2 (ja) * 1982-12-03 1994-11-24 バクスター・インターナショナル・インコーポレーテッド ポンプアクチュエータ
FR2554350B1 (fr) * 1983-11-09 1986-02-21 Aerospatiale Systeme de raccord rapide entre un vaisseau sanguin et une prothese cardiaque
SE455164B (sv) * 1985-12-05 1988-06-27 Data Promeditech Inc Ab Pump for biologiska vetskor
SE454942B (sv) * 1986-05-22 1988-06-13 Astra Tech Ab Hjerthjelpanordning for inoperation i brosthalan
US4786240A (en) * 1987-02-06 1988-11-22 Applied Biotechnologies, Inc. Pumping apparatus with an electromagnet affixed to the septum
US5024224A (en) * 1988-09-01 1991-06-18 Storz Instrument Company Method of readout of implanted hearing aid device and apparatus therefor
US4988333A (en) * 1988-09-09 1991-01-29 Storz Instrument Company Implantable middle ear hearing aid system and acoustic coupler therefor
US5085628A (en) * 1988-09-09 1992-02-04 Storz Instrument Company Implantable hearing aid coupler device
US5011380A (en) * 1989-01-23 1991-04-30 University Of South Florida Magnetically actuated positive displacement pump
WO1991012035A1 (fr) * 1990-02-09 1991-08-22 Teracor Procede et dispositif de regulation de debit d'une prothese cardiaque a debit periodique
FR2658079B1 (fr) * 1990-02-09 1992-06-12 Teracor Procede et dispositif de regulation d'une prothese cardiaque a debit periodique par surveillance du courant de l'actionneur.
US5300908A (en) * 1990-10-10 1994-04-05 Brady Usa, Inc. High speed solenoid
US5344385A (en) * 1991-09-30 1994-09-06 Thoratec Laboratories Corporation Step-down skeletal muscle energy conversion system
US5676651A (en) * 1992-08-06 1997-10-14 Electric Boat Corporation Surgically implantable pump arrangement and method for pumping body fluids
WO1995007109A1 (en) * 1993-09-10 1995-03-16 Ottawa Heart Institute Research Corporation Electrohydraulic ventricular assist device
US6319231B1 (en) 1999-02-12 2001-11-20 Abiomed, Inc. Medical connector
US6261065B1 (en) 1999-09-03 2001-07-17 Baxter International Inc. System and methods for control of pumps employing electrical field sensing
US6949079B1 (en) 1999-09-03 2005-09-27 Baxter International Inc. Programmable, fluid pressure actuated blood processing systems and methods
US6296450B1 (en) * 1999-09-03 2001-10-02 Baxter International Inc. Systems and methods for control of pumps employing gravimetric sensing
US6723062B1 (en) 1999-09-03 2004-04-20 Baxter International Inc. Fluid pressure actuated blood pumping systems and methods with continuous inflow and pulsatile outflow conditions
US20060178612A9 (en) * 1999-09-03 2006-08-10 Baxter International Inc. Blood processing systems with fluid flow cassette with a pressure actuated pump chamber and in-line air trap
US6527698B1 (en) 2000-05-30 2003-03-04 Abiomed, Inc. Active left-right flow control in a two chamber cardiac prosthesis
US6540658B1 (en) 2000-05-30 2003-04-01 Abiomed, Inc. Left-right flow control algorithm in a two chamber cardiac prosthesis
US8147544B2 (en) 2001-10-30 2012-04-03 Otokinetics Inc. Therapeutic appliance for cochlea
TW553500U (en) * 2002-04-24 2003-09-11 Asia Pacific Fuel Cell Tech Liquid cooling type fuel battery device
GB2400561A (en) * 2003-04-14 2004-10-20 Martin Lister Perpetual pumping heart
AU2003904032A0 (en) * 2003-08-04 2003-08-14 Ventracor Limited Improved Transcutaneous Power and Data Transceiver System
USRE47368E1 (en) 2003-12-30 2019-04-30 Greenberg Surgical Technologies, Llc Modular template for drilling holes and method of making same
US7905853B2 (en) 2007-10-30 2011-03-15 Baxter International Inc. Dialysis system having integrated pneumatic manifold
US8376927B2 (en) 2008-03-28 2013-02-19 Vitalmex Internacional S.A. De S.V. Fluid pumping ventricular assist device and components with static seal
US8349174B2 (en) * 2008-07-23 2013-01-08 Baxter International Inc. Portable power dialysis machine
WO2012112378A2 (en) 2011-02-18 2012-08-23 Vascor Inc. Blood flow assist systems
EP2524709A1 (de) * 2011-05-16 2012-11-21 Berlin Heart GmbH Verbindungssystem zum lösbaren Fixieren eines hohlzylindrischen Bauteils an einer Ausnehmung
DE102011054768A1 (de) 2011-10-25 2013-04-25 Stavros Kargakis Künstliches Herz
US9192702B2 (en) * 2013-06-12 2015-11-24 Wilmo C Orejola Autonomous artificial heart
CN103446634B (zh) * 2013-09-09 2015-07-29 北京工业大学 一种人工心脏自平衡体外磁驱动系统
US20150360037A1 (en) * 2014-06-13 2015-12-17 Boston Scientific Neuromodulation Corporation Leads, systems, and methods using external primary and internal secondary power sources
FR3031310A1 (fr) * 2015-01-05 2016-07-08 Gerard Plas Prothese cardiaque integrale
RU2635634C1 (ru) * 2016-12-07 2017-11-14 Федеральное государственное бюджетное учреждение "Федеральный научный центр трансплантологии и искусственных органов имени академика В.И. Шумакова" Министерства здравоохранения Российской Федерации (ФГБУ "ФНЦТИО им. ак. В.И. Шумакова" Минздрава России) Пневматический привод искусственных желудочков сердца
DE102017000843A1 (de) * 2017-01-31 2018-08-02 Hemovent Gmbh Extrakorporale Blutpumpe, Herz-Lungen-Maschine, Verfahren zum Betreiben einer extrakorporalen Blutpumpe sowie Verfahren zum Betreiben einer Herz-Lungen-Maschine
AU2018280236B2 (en) 2017-06-07 2024-06-06 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
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
WO2021062265A1 (en) 2019-09-25 2021-04-01 Shifamed Holdings, Llc Intravascular blood pump systems and methods of use and control thereof
WO2022140047A1 (en) * 2020-12-22 2022-06-30 Medtronic, Inc. Method for power monitoring and dynamically managing power in a fully implanted lvad system
CN117919585A (zh) * 2024-03-25 2024-04-26 安徽通灵仿生科技有限公司 一种左心室辅助系统以及左心室辅助设备的控制方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3668708A (en) * 1969-12-23 1972-06-13 North American Rockwell Artificial heart
US3771173A (en) * 1971-06-09 1973-11-13 Fair J Artificial heart
US3783453A (en) * 1971-12-23 1974-01-08 V Bolie Self-regulating artificial heart

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3136969A1 (de) * 1981-09-17 1983-04-07 Deutsche Forschungs- und Versuchsanstalt für Luft- und Raumfahrt e.V., 5000 Köln Elektromechanisches kunstherz
GB2539643A (en) * 2015-06-13 2016-12-28 Lister Martin Artificial heart

Also Published As

Publication number Publication date
AU6694374A (en) 1975-09-25
DE2449320A1 (de) 1976-04-29
SE401610B (sv) 1978-05-22
CA1030703A (en) 1978-05-09
FR2278349A1 (fr) 1976-02-13
SE7403309L (sv) 1975-10-09
AU482500B2 (en) 1975-09-25
US3919722A (en) 1975-11-18

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