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GB2451161B - Cardiac pump - Google Patents

Cardiac pump

Info

Publication number
GB2451161B
GB2451161B GB0810644.5A GB0810644A GB2451161B GB 2451161 B GB2451161 B GB 2451161B GB 0810644 A GB0810644 A GB 0810644A GB 2451161 B GB2451161 B GB 2451161B
Authority
GB
United Kingdom
Prior art keywords
cardiac pump
cardiac
pump
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 - Fee Related
Application number
GB0810644.5A
Other versions
GB2451161A (en
GB0810644D0 (en
Inventor
Kevin Fernquest
Graham Foster
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Calon Cardio Technology Ltd
Original Assignee
Calon Cardio Technology 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 Technology Ltd filed Critical Calon Cardio Technology Ltd
Publication of GB0810644D0 publication Critical patent/GB0810644D0/en
Publication of GB2451161A publication Critical patent/GB2451161A/en
Application granted granted Critical
Publication of GB2451161B publication Critical patent/GB2451161B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • F04D3/00—Axial-flow pumps
    • A61M1/12—
    • 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
    • A61M60/135—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 inside a blood vessel, e.g. using grafting
    • 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
    • A61M60/17—Implantable pumps or pumping devices, i.e. the blood being pumped inside the patient's body implantable in, on, or around the heart inside a ventricle, e.g. intraventricular balloon pumps
    • A61M60/174—Implantable pumps or pumping devices, i.e. the blood being pumped inside the patient's body implantable in, on, or around the heart inside a ventricle, e.g. intraventricular balloon pumps discharging the blood to the ventricle or arterial system via a cannula internal to the ventricle or arterial system
    • 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
    • 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
    • A61M60/237—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 axial components, e.g. axial flow 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
    • A61M60/20—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
    • A61M60/403—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
    • A61M60/40—Details relating to driving
    • A61M60/424—Details relating to driving for positive displacement blood pumps
    • A61M60/457—Details relating to driving for positive displacement blood pumps the force acting on the blood contacting member being magnetic
    • A61M60/462—Electromagnetic force
    • 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
    • A61M60/81—Pump housings
    • 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
    • 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
    • A61M60/835—Constructional details other than related to driving of positive displacement blood pumps
    • A61M60/837—Aspects of flexible displacement members, e.g. shapes or materials
    • 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
    • A61M60/865—Devices for guiding or inserting pumps or pumping devices into the patient's body
    • 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
    • F04D13/0606—Canned motor pumps
    • F04D13/064—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
    • F04D29/00—Details, component parts, or accessories
    • F04D29/04—Shafts or bearings, or assemblies thereof
    • F04D29/046—Bearings
    • F04D29/047—Bearings hydrostatic; hydrodynamic
    • A61M2001/122—
    • 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)
  • 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)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Vascular Medicine (AREA)
  • Electromagnetism (AREA)
  • Transplantation (AREA)
  • External Artificial Organs (AREA)
GB0810644.5A 2007-07-20 2008-06-11 Cardiac pump Expired - Fee Related GB2451161B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB0714124.5A GB0714124D0 (en) 2007-07-20 2007-07-20 Cardiac pumps

Publications (3)

Publication Number Publication Date
GB0810644D0 GB0810644D0 (en) 2008-07-16
GB2451161A GB2451161A (en) 2009-01-21
GB2451161B true GB2451161B (en) 2011-12-14

Family

ID=38476645

Family Applications (2)

Application Number Title Priority Date Filing Date
GBGB0714124.5A Ceased GB0714124D0 (en) 2007-07-20 2007-07-20 Cardiac pumps
GB0810644.5A Expired - Fee Related GB2451161B (en) 2007-07-20 2008-06-11 Cardiac pump

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GBGB0714124.5A Ceased GB0714124D0 (en) 2007-07-20 2007-07-20 Cardiac pumps

Country Status (1)

Country Link
GB (2) GB0714124D0 (en)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014165993A1 (en) 2013-04-08 2014-10-16 Harobase Innovations Inc. Left ventricular cardiac assist pump and methods therefor
GB2515275A (en) 2013-06-07 2014-12-24 Calon Cardio Technology Ltd Bearing for a cardiac pump
CN104208764B (en) * 2014-09-26 2016-08-17 长治市久安人工心脏科技开发有限公司 A kind of magnetic liquid suspension formula axial-flow pump heart-assist device
CN115040776A (en) 2016-10-25 2022-09-13 马真塔医药有限公司 Ventricular assist device
US10905808B2 (en) 2018-01-10 2021-02-02 Magenta Medical Ltd. Drive cable for use with a blood pump
CN115177858A (en) 2018-01-10 2022-10-14 马真塔医药有限公司 Ventricular assist device
DE102018201030B4 (en) 2018-01-24 2025-10-16 Kardion Gmbh Magnetic dome element with magnetic bearing function
DE102018207611A1 (en) 2018-05-16 2019-11-21 Kardion Gmbh Rotor bearing system
DE102018207575A1 (en) 2018-05-16 2019-11-21 Kardion Gmbh Magnetic face turning coupling for the transmission of torques
DE102018208541A1 (en) 2018-05-30 2019-12-05 Kardion Gmbh Axial pump for a cardiac assist system and method of making an axial pump for a cardiac assist system
DE102018208539A1 (en) 2018-05-30 2019-12-05 Kardion Gmbh A motor housing module for sealing an engine compartment of a motor of a cardiac assist system and cardiac assistance system and method for mounting a cardiac assist system
DE102018208549A1 (en) 2018-05-30 2019-12-05 Kardion Gmbh Electronic module for a cardiac assist system and method for manufacturing an electronic module for a cardiac assist system
DE102018208538A1 (en) 2018-05-30 2019-12-05 Kardion Gmbh Intravascular blood pump and process for the production of electrical conductors
DE102018208550A1 (en) 2018-05-30 2019-12-05 Kardion Gmbh A lead device for directing blood flow to a cardiac assist system, cardiac assist system, and method of making a lead device
DE102018208555A1 (en) 2018-05-30 2019-12-05 Kardion Gmbh Apparatus for anchoring a cardiac assist system in a blood vessel, method of operation, and method of making a device and cardiac assist system
DE102018210058A1 (en) 2018-06-21 2019-12-24 Kardion Gmbh Stator blade device for guiding the flow of a fluid flowing out of an outlet opening of a heart support system, heart support system with stator blade device, method for operating a stator blade device and manufacturing method
DE102018210076A1 (en) 2018-06-21 2019-12-24 Kardion Gmbh Method and device for detecting a state of wear of a cardiac support system, method and device for operating a cardiac support system and cardiac support system
DE102018211297A1 (en) 2018-07-09 2020-01-09 Kardion Gmbh Cardiac support system and method for monitoring the integrity of a support structure of a cardiac support system
DE102018211328A1 (en) 2018-07-10 2020-01-16 Kardion Gmbh Impeller housing for an implantable vascular support system
DE102018211327A1 (en) 2018-07-10 2020-01-16 Kardion Gmbh Impeller for an implantable vascular support system
DE102018212153A1 (en) 2018-07-20 2020-01-23 Kardion Gmbh Inlet line for a pump unit of a cardiac support system, cardiac support system and method for producing an inlet line for a pump unit of a cardiac support system
AU2019320533B2 (en) 2018-08-07 2024-11-21 Kardion Gmbh Bearing device for a cardiac support system, and method for flushing an intermediate space in a bearing device for a cardiac support system
EP3782666B1 (en) 2019-01-24 2021-08-11 Magenta Medical Ltd. Manufacturing an impeller
DE102020102474A1 (en) 2020-01-31 2021-08-05 Kardion Gmbh Pump for conveying a fluid and method for manufacturing a pump
WO2021205346A2 (en) 2020-04-07 2021-10-14 Magenta Medical Ltd Ventricular assist device
US20240316334A1 (en) * 2021-07-01 2024-09-26 Corisma Cardiovascular Devices and methods for supporting cardiac function
GB2634799A (en) * 2024-02-14 2025-04-23 Wall Christopher Implantable pump

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060183962A1 (en) * 2003-04-30 2006-08-17 Takeshi Okubo Artificial cardiac pump
WO2007003351A1 (en) * 2005-07-01 2007-01-11 Coras Medical An axial flow pump with a spiral-shaped vane
WO2007105842A1 (en) * 2006-03-15 2007-09-20 Korea University Industrial & Academic Collaboration Foundation Rotary blood pump

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060183962A1 (en) * 2003-04-30 2006-08-17 Takeshi Okubo Artificial cardiac pump
WO2007003351A1 (en) * 2005-07-01 2007-01-11 Coras Medical An axial flow pump with a spiral-shaped vane
WO2007105842A1 (en) * 2006-03-15 2007-09-20 Korea University Industrial & Academic Collaboration Foundation Rotary blood pump

Also Published As

Publication number Publication date
GB2451161A (en) 2009-01-21
GB0810644D0 (en) 2008-07-16
GB0714124D0 (en) 2007-08-29

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20240611