CN101715352B - 用于心脏辅助的缩小直径的轴向旋转泵 - Google Patents

用于心脏辅助的缩小直径的轴向旋转泵 Download PDF

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Publication number
CN101715352B
CN101715352B CN2008800201022A CN200880020102A CN101715352B CN 101715352 B CN101715352 B CN 101715352B CN 2008800201022 A CN2008800201022 A CN 2008800201022A CN 200880020102 A CN200880020102 A CN 200880020102A CN 101715352 B CN101715352 B CN 101715352B
Authority
CN
China
Prior art keywords
pump
housing
rotating element
blood flow
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 - Fee Related
Application number
CN2008800201022A
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English (en)
Chinese (zh)
Other versions
CN101715352A (zh
Inventor
格雷厄姆·福斯特
凯文·费恩奎斯特
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
Priority claimed from GB0711479A external-priority patent/GB0711479D0/en
Priority claimed from GB0711598A external-priority patent/GB0711598D0/en
Application filed by Calon Cardio Technology Ltd filed Critical Calon Cardio Technology Ltd
Publication of CN101715352A publication Critical patent/CN101715352A/zh
Application granted granted Critical
Publication of CN101715352B publication Critical patent/CN101715352B/zh
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • 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
    • A61M60/10—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
    • 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
    • A61M60/40—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
    • A61M60/855—Constructional details other than related to driving of implantable pumps or pumping devices
    • A61M60/857—Implantable blood tubes
    • 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)
  • Heart & Thoracic Surgery (AREA)
  • Engineering & Computer Science (AREA)
  • Cardiology (AREA)
  • Biomedical Technology (AREA)
  • Mechanical Engineering (AREA)
  • Anesthesiology (AREA)
  • Hematology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Fluid Mechanics (AREA)
  • Physics & Mathematics (AREA)
  • External Artificial Organs (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
CN2008800201022A 2007-06-14 2008-06-12 用于心脏辅助的缩小直径的轴向旋转泵 Expired - Fee Related CN101715352B (zh)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
GB0711479A GB0711479D0 (en) 2007-06-14 2007-06-14 Minaturised pump
GB0711479.6 2007-06-14
GB0711598A GB0711598D0 (en) 2007-06-15 2007-06-15 Miniaturised pump
GB0711598.3 2007-06-15
PCT/GB2008/050439 WO2008152425A1 (en) 2007-06-14 2008-06-12 Reduced diameter axial rotary pump for cardiac assist

Publications (2)

Publication Number Publication Date
CN101715352A CN101715352A (zh) 2010-05-26
CN101715352B true CN101715352B (zh) 2013-11-06

Family

ID=39776373

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2008800201022A Expired - Fee Related CN101715352B (zh) 2007-06-14 2008-06-12 用于心脏辅助的缩小直径的轴向旋转泵

Country Status (6)

Country Link
US (1) US8731664B2 (enExample)
EP (1) EP2167158B1 (enExample)
JP (1) JP5172955B2 (enExample)
CN (1) CN101715352B (enExample)
BR (1) BRPI0812940A2 (enExample)
WO (1) WO2008152425A1 (enExample)

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Also Published As

Publication number Publication date
JP2010528797A (ja) 2010-08-26
WO2008152425A1 (en) 2008-12-18
JP5172955B2 (ja) 2013-03-27
EP2167158B1 (en) 2016-03-16
BRPI0812940A2 (pt) 2017-05-23
US20100174131A1 (en) 2010-07-08
US8731664B2 (en) 2014-05-20
EP2167158A1 (en) 2010-03-31
CN101715352A (zh) 2010-05-26

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