GB2504175B - Distal Bearing Support - Google Patents

Distal Bearing Support

Info

Publication number
GB2504175B
GB2504175B GB1308544.4A GB201308544A GB2504175B GB 2504175 B GB2504175 B GB 2504175B GB 201308544 A GB201308544 A GB 201308544A GB 2504175 B GB2504175 B GB 2504175B
Authority
GB
United Kingdom
Prior art keywords
bearing support
distal bearing
distal
support
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
Application number
GB1308544.4A
Other versions
GB2504175A (en
GB201308544D0 (en
Inventor
Richard L Keenan
Keif M Fitzgerald
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.)
Thoratec LLC
Original Assignee
Thoratec LLC
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
Priority to US201261646755P priority Critical
Priority to US13/802,556 priority patent/US9446179B2/en
Application filed by Thoratec LLC filed Critical Thoratec LLC
Priority claimed from GB1414709.4A external-priority patent/GB2517313A/en
Publication of GB201308544D0 publication Critical patent/GB201308544D0/en
Publication of GB2504175A publication Critical patent/GB2504175A/en
Publication of GB2504175B publication Critical patent/GB2504175B/en
Application granted granted Critical
Application status is Active legal-status Critical
Anticipated expiration legal-status Critical

Links

Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M1/00Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
    • A61M1/10Blood pumps; Artificial hearts; Devices for mechanical circulatory assistance, e.g. intra-aortic balloon pumps
    • A61M1/12Blood pumps; Artificial hearts; Devices for mechanical circulatory assistance, e.g. intra-aortic balloon pumps implantable into the body
    • A61M1/125Blood pumps; Artificial hearts; Devices for mechanical circulatory assistance, e.g. intra-aortic balloon pumps implantable into the body intravascular, i.e. introduced or implanted in an existing blood vessel
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M1/00Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
    • A61M1/10Blood pumps; Artificial hearts; Devices for mechanical circulatory assistance, e.g. intra-aortic balloon pumps
    • A61M1/101Non-positive displacement pumps, e.g. impeller, centrifugal, vane pumps
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M1/00Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
    • A61M1/10Blood pumps; Artificial hearts; Devices for mechanical circulatory assistance, e.g. intra-aortic balloon pumps
    • A61M1/101Non-positive displacement pumps, e.g. impeller, centrifugal, vane pumps
    • A61M1/1012Constructional features thereof
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M1/00Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
    • A61M1/10Blood pumps; Artificial hearts; Devices for mechanical circulatory assistance, e.g. intra-aortic balloon pumps
    • A61M1/1008Tubes; Connections therefor
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M1/00Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
    • A61M1/10Blood pumps; Artificial hearts; Devices for mechanical circulatory assistance, e.g. intra-aortic balloon pumps
    • A61M1/101Non-positive displacement pumps, e.g. impeller, centrifugal, vane pumps
    • A61M1/1012Constructional features thereof
    • A61M1/1024Constructional features thereof having a collapsible rotor
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M1/00Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
    • A61M1/10Blood pumps; Artificial hearts; Devices for mechanical circulatory assistance, e.g. intra-aortic balloon pumps
    • A61M1/101Non-positive displacement pumps, e.g. impeller, centrifugal, vane pumps
    • A61M1/1029Drive systems therefor
    • A61M1/1031Drive systems therefor using a motor with canned rotor, i.e. a motor enclosed within a casing along with the rotor so that the motor bearings are lubricated by the blood that is being pumped
    • A61M1/1034Drive systems therefor using a motor with canned rotor, i.e. a motor enclosed within a casing along with the rotor so that the motor bearings are lubricated by the blood that is being pumped using rotating cables for driving
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M1/00Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
    • A61M1/10Blood pumps; Artificial hearts; Devices for mechanical circulatory assistance, e.g. intra-aortic balloon pumps
    • A61M1/12Blood pumps; Artificial hearts; Devices for mechanical circulatory assistance, e.g. intra-aortic balloon pumps implantable into the body
    • A61M1/122Heart assist devices, i.e. for assisting an ailing heart, using additional pumping means in the blood circuit
GB1308544.4A 2012-05-14 2013-05-13 Distal Bearing Support Active GB2504175B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
US201261646755P true 2012-05-14 2012-05-14
US13/802,556 US9446179B2 (en) 2012-05-14 2013-03-13 Distal bearing support

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1414709.4A GB2517313A (en) 2012-05-14 2013-05-13 Distal bearing support

Publications (3)

Publication Number Publication Date
GB201308544D0 GB201308544D0 (en) 2013-06-19
GB2504175A GB2504175A (en) 2014-01-22
GB2504175B true GB2504175B (en) 2015-01-28

Family

ID=48672211

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1308544.4A Active GB2504175B (en) 2012-05-14 2013-05-13 Distal Bearing Support

Country Status (2)

Country Link
DE (1) DE102013008158A1 (en)
GB (1) GB2504175B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3446730A1 (en) * 2017-08-23 2019-02-27 ECP Entwicklungsgesellschaft mbH Drive shaft cover with a heat conducting part

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6176848B1 (en) * 1996-04-04 2001-01-23 Impella Cardiotechnik Gmbh Intravascular blood pump
US20110004046A1 (en) * 2009-07-01 2011-01-06 The Penn State Research Foundation Blood pump with expandable cannula
WO2012094525A2 (en) * 2011-01-05 2012-07-12 Thoratec Corporation Impeller housing for percutaneous heart pump

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5964694A (en) 1997-04-02 1999-10-12 Guidant Corporation Method and apparatus for cardiac blood flow assistance
US6178922B1 (en) 1997-04-15 2001-01-30 Seefar Technologies, Inc. Mastication article possessing microbe-inhibiting properties
US6889082B2 (en) 1997-10-09 2005-05-03 Orqis Medical Corporation Implantable heart assist system and method of applying same
US6007478A (en) 1997-11-13 1999-12-28 Impella Cardiotechnik Aktiengesellschaft Cannula having constant wall thickness with increasing distal flexibility and method of making
DE19821307C1 (en) 1998-05-13 1999-10-21 Impella Cardiotech Gmbh Intra-cardiac blood pump
US7022100B1 (en) 1999-09-03 2006-04-04 A-Med Systems, Inc. Guidable intravascular blood pump and related methods
DE10040403A1 (en) 2000-08-18 2002-02-28 Impella Cardiotech Ag Intracardiac blood pump
US7393181B2 (en) 2004-09-17 2008-07-01 The Penn State Research Foundation Expandable impeller pump
EP3115070B1 (en) 2006-03-23 2019-03-13 The Penn State Research Foundation Heart assist device with expandable impeller pump
EP3075402A1 (en) 2010-05-26 2016-10-05 Abiomed, Inc. Anatomic fit of a percutaneous vad for right heart support
WO2012094641A2 (en) 2011-01-06 2012-07-12 Thoratec Corporation Percutaneous heart pump
US8591393B2 (en) 2011-01-06 2013-11-26 Thoratec Corporation Catheter pump

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6176848B1 (en) * 1996-04-04 2001-01-23 Impella Cardiotechnik Gmbh Intravascular blood pump
US20110004046A1 (en) * 2009-07-01 2011-01-06 The Penn State Research Foundation Blood pump with expandable cannula
WO2012094525A2 (en) * 2011-01-05 2012-07-12 Thoratec Corporation Impeller housing for percutaneous heart pump

Also Published As

Publication number Publication date
GB2504175A (en) 2014-01-22
GB201308544D0 (en) 2013-06-19
DE102013008158A1 (en) 2013-11-14

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