DE19654834A1 - Vorrichtung zur schonenden Förderung von ein- und mehrphasigen Fluiden - Google Patents

Vorrichtung zur schonenden Förderung von ein- und mehrphasigen Fluiden

Info

Publication number
DE19654834A1
DE19654834A1 DE19654834A DE19654834A DE19654834A1 DE 19654834 A1 DE19654834 A1 DE 19654834A1 DE 19654834 A DE19654834 A DE 19654834A DE 19654834 A DE19654834 A DE 19654834A DE 19654834 A1 DE19654834 A1 DE 19654834A1
Authority
DE
Germany
Prior art keywords
tube
phase
propelling
rotating member
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.)
Withdrawn
Application number
DE19654834A
Other languages
German (de)
English (en)
Inventor
Peter Dr Ing Nuesser
Johannes Dr Med Mueller
Hans Erhard Prof Dr Peters
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to DE19654834A priority Critical patent/DE19654834A1/de
Priority to PCT/DE1997/003034 priority patent/WO1998028543A2/fr
Publication of DE19654834A1 publication Critical patent/DE19654834A1/de
Withdrawn legal-status Critical Current

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
    • 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
    • F04D13/0646—Units comprising pumps and their driving means the pump being electrically driven the hollow pump or motor shaft being the conduit for the working fluid
    • 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
    • A61M60/178—Implantable pumps or pumping devices, i.e. the blood being pumped inside the patient's body implantable in, on, or around the heart drawing blood from a ventricle and returning the blood to the arterial system via a cannula external to the ventricle, e.g. left or right ventricular assist devices
    • 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
    • A61M60/80—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
    • A61M60/812—Vanes or blades, e.g. static flow guides
    • 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)
  • Anesthesiology (AREA)
  • Biomedical Technology (AREA)
  • Life Sciences & Earth Sciences (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)
DE19654834A 1996-12-23 1996-12-23 Vorrichtung zur schonenden Förderung von ein- und mehrphasigen Fluiden Withdrawn DE19654834A1 (de)

Priority Applications (2)

Application Number Priority Date Filing Date Title
DE19654834A DE19654834A1 (de) 1996-12-23 1996-12-23 Vorrichtung zur schonenden Förderung von ein- und mehrphasigen Fluiden
PCT/DE1997/003034 WO1998028543A2 (fr) 1996-12-23 1997-12-23 Dispositif de refoulement non alterant de fluides mono- ou polyphasiques

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19654834A DE19654834A1 (de) 1996-12-23 1996-12-23 Vorrichtung zur schonenden Förderung von ein- und mehrphasigen Fluiden

Publications (1)

Publication Number Publication Date
DE19654834A1 true DE19654834A1 (de) 1998-07-09

Family

ID=7816465

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19654834A Withdrawn DE19654834A1 (de) 1996-12-23 1996-12-23 Vorrichtung zur schonenden Förderung von ein- und mehrphasigen Fluiden

Country Status (2)

Country Link
DE (1) DE19654834A1 (fr)
WO (1) WO1998028543A2 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2000062841A1 (fr) 1999-04-20 2000-10-26 Berlin Heart Ag Dispositif de refoulement axial de substances fluides

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2369955C (fr) 1999-04-20 2005-10-18 Berlin Heart Ag Dispositif pour refouler des substances fluides a une ou a plusieurs phases sans les alterer

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0169682B1 (fr) * 1984-07-13 1991-06-05 John Leishman Sneddon Machine à fluide
US4957504A (en) 1988-12-02 1990-09-18 Chardack William M Implantable blood pump
US5112200A (en) * 1990-05-29 1992-05-12 Nu-Tech Industries, Inc. Hydrodynamically suspended rotor axial flow blood pump
US5290227A (en) * 1992-08-06 1994-03-01 Pasque Michael K Method of implanting blood pump in ascending aorta or main pulmonary artery

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2000062841A1 (fr) 1999-04-20 2000-10-26 Berlin Heart Ag Dispositif de refoulement axial de substances fluides

Also Published As

Publication number Publication date
WO1998028543A2 (fr) 1998-07-02
WO1998028543A3 (fr) 1998-10-08

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Legal Events

Date Code Title Description
8139 Disposal/non-payment of the annual fee