CN116018178A8 - 血泵 - Google Patents

血泵 Download PDF

Info

Publication number
CN116018178A8
CN116018178A8 CN202180053653.4A CN202180053653A CN116018178A8 CN 116018178 A8 CN116018178 A8 CN 116018178A8 CN 202180053653 A CN202180053653 A CN 202180053653A CN 116018178 A8 CN116018178 A8 CN 116018178A8
Authority
CN
China
Prior art keywords
chamber
plunger
end position
longitudinal axis
unit configured
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.)
Pending
Application number
CN202180053653.4A
Other languages
English (en)
Other versions
CN116018178A (zh
Inventor
马库斯·格兰格
蒂姆·比雷沃茨
马塞尔·尼科莱
乌尔里希·克茨彻
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.)
Charlotte Medical College Berlin
Original Assignee
Charlotte Medical College Berlin
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 Charlotte Medical College Berlin filed Critical Charlotte Medical College Berlin
Publication of CN116018178A publication Critical patent/CN116018178A/zh
Publication of CN116018178A8 publication Critical patent/CN116018178A8/zh
Pending legal-status Critical Current

Links

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
    • A61M60/20—Type thereof
    • A61M60/247—Positive displacement blood pumps
    • A61M60/253—Positive displacement blood pumps including a displacement member directly acting on the blood
    • A61M60/258—Piston 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
    • A61M60/10—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
    • A61M60/205—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
    • 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
    • A61M60/10—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

Landscapes

  • Health & Medical Sciences (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Engineering & Computer Science (AREA)
  • Cardiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Anesthesiology (AREA)
  • Biomedical Technology (AREA)
  • Hematology (AREA)
  • Mechanical Engineering (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • External Artificial Organs (AREA)
  • Reciprocating Pumps (AREA)

Abstract

本公开涉及一种根据权利要求1所述的血泵，包括：-具有圆柱形柱塞室的泵壳体；-轴向且可旋转地滑动的自由浮动柱塞，其位于所述圆柱形柱塞室的中心，从而将所述圆柱形柱塞室分为左室和右室，其中所述左室和所述右室各自包括横向于所述左室和右室布置并与其连通的入口和出口；-线性马达单元，其被配置为在第一末端位置和第二末端位置之间交替地产生柱塞沿着柱塞室的纵向轴线的电磁驱动的平移运动；以及-至少一个旋转马达单元，其被配置为在所述柱塞在所述第一末端位置和所述第二末端位置之间的平移运动期间产生所述柱塞围绕所述纵向轴线的电磁驱动旋转运动。
CN202180053653.4A 2020-09-03 2021-09-02 血泵 Pending CN116018178A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP20194301.6 2020-09-03
EP20194301.6A EP3964256A1 (en) 2020-09-03 2020-09-03 Blood pump
PCT/EP2021/074196 WO2022049166A1 (en) 2020-09-03 2021-09-02 Blood pump

Publications (2)

Publication Number Publication Date
CN116018178A CN116018178A (zh) 2023-04-25
CN116018178A8 true CN116018178A8 (zh) 2024-05-14

Family

ID=72355869

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202180053653.4A Pending CN116018178A (zh) 2020-09-03 2021-09-02 血泵

Country Status (7)

Country Link
US (1) US20230310832A1 (zh)
EP (2) EP3964256A1 (zh)
JP (1) JP2023540508A (zh)
CN (1) CN116018178A (zh)
AU (1) AU2021338513A1 (zh)
CA (1) CA3191698A1 (zh)
WO (1) WO2022049166A1 (zh)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4375941A (en) * 1978-03-20 1983-03-08 Child Frank W Method and apparatus for pumping blood
US4213207A (en) * 1978-04-07 1980-07-22 Wilson Frederick M Artificial heart and method of pumping blood
AU2020234915A1 (en) * 2019-03-08 2021-09-23 SummaCor, Inc. Positive displacement shuttle pump heart and VAD

Also Published As

Publication number Publication date
WO2022049166A1 (en) 2022-03-10
AU2021338513A1 (en) 2023-03-02
US20230310832A1 (en) 2023-10-05
CA3191698A1 (en) 2022-03-10
CN116018178A (zh) 2023-04-25
EP3964256A1 (en) 2022-03-09
JP2023540508A (ja) 2023-09-25
EP4208247A1 (en) 2023-07-12

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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
CI02 Correction of invention patent application
CI02 Correction of invention patent application

Correction item: PCT international application to national stage day

Correct: 2023.03.03

False: 2023.02.28

Number: 17-01

Volume: 39

Correction item: PCT international application to national stage day

Correct: 2023.03.03

False: 2023.02.28

Number: 17-01

Page: The title page

Volume: 39