ATE134515T1 - Kreiselpumpe für flüssigkeiten, insbesondere für blut in einem kreislauf ausserhalb des körpers - Google Patents

Kreiselpumpe für flüssigkeiten, insbesondere für blut in einem kreislauf ausserhalb des körpers

Info

Publication number
ATE134515T1
ATE134515T1 AT91111659T AT91111659T ATE134515T1 AT E134515 T1 ATE134515 T1 AT E134515T1 AT 91111659 T AT91111659 T AT 91111659T AT 91111659 T AT91111659 T AT 91111659T AT E134515 T1 ATE134515 T1 AT E134515T1
Authority
AT
Austria
Prior art keywords
liquids
blood
liquid
impeller
centrifugal pump
Prior art date
Application number
AT91111659T
Other languages
English (en)
Inventor
Pietro Vescovini
Nicola Ghelli
Ivo Panzani
Original Assignee
Dideco Spa
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 Dideco Spa filed Critical Dideco Spa
Application granted granted Critical
Publication of ATE134515T1 publication Critical patent/ATE134515T1/de

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
    • F04D29/00—Details, component parts, or accessories
    • F04D29/04—Shafts or bearings, or assemblies thereof
    • F04D29/046—Bearings
    • F04D29/049—Roller 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
    • A61M60/104—Extracorporeal pumps, i.e. the blood being pumped outside the patient's body
    • A61M60/109—Extracorporeal pumps, i.e. the blood being pumped outside the patient's body incorporated within extracorporeal blood circuits or systems
    • 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
    • A61M60/232—Centrifugal 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
    • A61M60/419—Details relating to driving for non-positive displacement blood pumps the force acting on the blood contacting member being permanent magnetic, e.g. from a rotating magnetic coupling between driving and driven magnets
    • 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
    • A61M60/804—Impellers
    • A61M60/806—Vanes or blades
    • 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
    • A61M60/825—Contact bearings, e.g. ball-and-cup or pivot 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
    • A61M60/802—Constructional details other than related to driving of non-positive displacement blood pumps
    • A61M60/827—Sealings between moving parts
    • 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
    • F04D13/021—Units comprising pumps and their driving means containing a coupling
    • F04D13/024—Units comprising pumps and their driving means containing a coupling a magnetic coupling
    • F04D13/027—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
    • F04D29/0467—Spherical bearings
    • 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
    • F04D29/40—Casings; Connections of working fluid
    • F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
    • F04D29/426—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for liquid pumps
    • F04D29/4273—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for liquid pumps suction eyes
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S415/00—Rotary kinetic fluid motors or pumps
    • Y10S415/90—Rotary blood pump

Landscapes

  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Anesthesiology (AREA)
  • Biomedical Technology (AREA)
  • Hematology (AREA)
  • Cardiology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • General Engineering & Computer Science (AREA)
  • External Artificial Organs (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
AT91111659T 1990-07-16 1991-07-12 Kreiselpumpe für flüssigkeiten, insbesondere für blut in einem kreislauf ausserhalb des körpers ATE134515T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT02094990A IT1243345B (it) 1990-07-16 1990-07-16 Pompa centrifuga per liquido, in particolare sangue in circolazione extracorporea

Publications (1)

Publication Number Publication Date
ATE134515T1 true ATE134515T1 (de) 1996-03-15

Family

ID=11174492

Family Applications (1)

Application Number Title Priority Date Filing Date
AT91111659T ATE134515T1 (de) 1990-07-16 1991-07-12 Kreiselpumpe für flüssigkeiten, insbesondere für blut in einem kreislauf ausserhalb des körpers

Country Status (7)

Country Link
US (1) US5322413A (de)
EP (1) EP0467234B1 (de)
JP (1) JP3187080B2 (de)
AT (1) ATE134515T1 (de)
DE (2) DE9108432U1 (de)
ES (1) ES2083487T3 (de)
IT (1) IT1243345B (de)

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JP3315224B2 (ja) * 1993-12-09 2002-08-19 千寿製薬株式会社 微小流量ポンプ
WO1996031934A1 (de) * 1995-04-03 1996-10-10 Sulzer Electronics Ag Rotationsmaschine mit elektromagnetischem drehantrieb
US6053705A (en) * 1996-09-10 2000-04-25 Sulzer Electronics Ag Rotary pump and process to operate it
US6093001A (en) * 1997-05-02 2000-07-25 University Of Pittsburgh Rotary pump having a bearing which dissipates heat
AUPO902797A0 (en) * 1997-09-05 1997-10-02 Cortronix Pty Ltd A rotary blood pump with hydrodynamically suspended impeller
US6250880B1 (en) 1997-09-05 2001-06-26 Ventrassist Pty. Ltd Rotary pump with exclusively hydrodynamically suspended impeller
US6236375B1 (en) 1999-01-15 2001-05-22 Trw Inc. Compact offset gregorian antenna system for providing adjacent, high gain, antenna beams
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US7338521B2 (en) * 2002-06-13 2008-03-04 World Heart, Inc. Low profile inlet for an implantable blood pump
EP1691082A1 (de) * 2005-02-10 2006-08-16 Fime - S.p.A. Gehäuse für Radialgebläse
US20070177995A1 (en) * 2006-02-01 2007-08-02 Yoshio Yano Pump device
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JP5298854B2 (ja) * 2006-10-28 2013-09-25 ｉＭｅｄ Ｊａｐａｎ株式会社 血液用らせん流ポンプ
JP5267227B2 (ja) 2009-03-09 2013-08-21 株式会社ジェイ・エム・エス ターボ式血液ポンプ
JP5743567B2 (ja) * 2011-01-25 2015-07-01 京セラメディカル株式会社 遠心血液ポンプ
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EP3634528B1 (de) 2017-06-07 2023-06-07 Shifamed Holdings, LLC Intravaskuläre fluidbewegungsvorrichtungen, systeme und verwendungsverfahren
US11511103B2 (en) 2017-11-13 2022-11-29 Shifamed Holdings, Llc Intravascular fluid movement devices, systems, and methods of use
EP3746149B1 (de) 2018-02-01 2025-08-06 Shifamed Holdings, LLC Intravaskuläre blutpumpen
WO2020028537A1 (en) 2018-07-31 2020-02-06 Shifamed Holdings, Llc Intravascaular blood pumps and methods of use
WO2020073047A1 (en) 2018-10-05 2020-04-09 Shifamed Holdings, Llc Intravascular blood pumps and methods of use
JP2020128745A (ja) 2019-02-01 2020-08-27 ホワイト ナイト フルイド ハンドリング インコーポレーテッドＷｈｉｔｅ Ｋｎｉｇｈｔ Ｆｌｕｉｄ Ｈａｎｄｌｉｎｇ Ｉｎｃ． ロータを支承し、当該ロータを磁気的に軸線方向に位置決めするための磁石を有するポンプ、及びこれに関連する方法
US11534544B2 (en) * 2019-03-22 2022-12-27 Daegu Gyeongbuk Institute Of Science And Technology Device for conveying biological material
WO2021011473A1 (en) 2019-07-12 2021-01-21 Shifamed Holdings, Llc Intravascular blood pumps and methods of manufacture and use
US11654275B2 (en) 2019-07-22 2023-05-23 Shifamed Holdings, Llc Intravascular blood pumps with struts and methods of use and manufacture
US12465748B2 (en) 2019-08-07 2025-11-11 Supira Medical, Inc. Catheter blood pumps and collapsible pump housings
US11724089B2 (en) 2019-09-25 2023-08-15 Shifamed Holdings, Llc Intravascular blood pump systems and methods of use and control thereof
WO2021062260A1 (en) 2019-09-25 2021-04-01 Shifamed Holdings, Llc Catheter blood pumps and collapsible blood conduits
EP4501393A3 (de) 2019-09-25 2025-04-09 Shifamed Holdings, LLC Katheterblutpumpen und zusammenklappbare pumpengehäuse
CN114728110A (zh) 2019-11-12 2022-07-08 费森尤斯医疗护理德国有限责任公司 血液治疗系统
CA3160952A1 (en) 2019-11-12 2021-05-20 Fresenius Medical Care Deutschland Gmbh Blood treatment systems
WO2021096706A1 (en) 2019-11-12 2021-05-20 Fresenius Medical Care Deutschland Gmbh Blood treatment systems
CN114728159B (zh) 2019-11-12 2025-10-17 费森尤斯医疗护理德国有限责任公司 血液治疗系统
CN114728117B (zh) 2019-11-12 2025-11-11 费森尤斯医疗护理德国有限责任公司 血液治疗系统
CA3160850A1 (en) 2019-11-12 2021-05-20 Fresenius Medical Care Deutschland Gmbh Blood treatment systems
EP4072650A4 (de) 2019-12-11 2024-01-10 Shifamed Holdings, LLC Absteigende aorten- und hohlvenenblutpumpen
CN115315280A (zh) 2019-12-12 2022-11-08 费森尤斯医疗保健控股公司 血液治疗系统
EP4077947A4 (de) 2019-12-19 2024-01-10 Shifamed Holdings, LLC Intravaskuläre blutpumpen, motoren und fluidsteuerung
NO20240396A1 (en) * 2024-04-26 2025-10-27 Andfjord Innovation As A flow generation device

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Also Published As

Publication number Publication date
DE69117367T2 (de) 1996-07-11
IT9020949A0 (it) 1990-07-16
IT9020949A1 (it) 1992-01-16
JPH04241872A (ja) 1992-08-28
US5322413A (en) 1994-06-21
JP3187080B2 (ja) 2001-07-11
IT1243345B (it) 1994-06-10
DE9108432U1 (de) 1991-08-29
EP0467234A3 (en) 1992-02-26
EP0467234A2 (de) 1992-01-22
DE69117367D1 (de) 1996-04-04
EP0467234B1 (de) 1996-02-28
ES2083487T3 (es) 1996-04-16

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Legal Events

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