ATE126071T1 - Diaphragmapumpe. - Google Patents

Diaphragmapumpe.

Info

Publication number
ATE126071T1
ATE126071T1 AT90900731T AT90900731T ATE126071T1 AT E126071 T1 ATE126071 T1 AT E126071T1 AT 90900731 T AT90900731 T AT 90900731T AT 90900731 T AT90900731 T AT 90900731T AT E126071 T1 ATE126071 T1 AT E126071T1
Authority
AT
Austria
Prior art keywords
base
chamber
pump chamber
pump
diaphragm
Prior art date
Application number
AT90900731T
Other languages
English (en)
Inventor
Chun-Xiz Ye
Mitsuo Umezu
Allen Harold Nugent
Original Assignee
Chang Ann Lois
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 Chang Ann Lois filed Critical Chang Ann Lois
Application granted granted Critical
Publication of ATE126071T1 publication Critical patent/ATE126071T1/de

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04BPOSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B43/00Machines, pumps, or pumping installations having flexible working members
    • F04B43/02Machines, pumps, or pumping installations having flexible working members having plate-like flexible members, e.g. diaphragms
    • F04B43/06Pumps having fluid drive
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61FFILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F2/00Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
    • A61F2/02Prostheses implantable into the body
    • A61F2/24Heart valves ; Vascular valves, e.g. venous valves; Heart implants, e.g. passive devices for improving the function of the native valve or the heart muscle; Transmyocardial revascularisation [TMR] devices; Valves implantable in the body
    • A61F2/2403Heart valves ; Vascular valves, e.g. venous valves; Heart implants, e.g. passive devices for improving the function of the native valve or the heart muscle; Transmyocardial revascularisation [TMR] devices; Valves implantable in the body with pivoting rigid closure members
    • A61F2/2406Heart valves ; Vascular valves, e.g. venous valves; Heart implants, e.g. passive devices for improving the function of the native valve or the heart muscle; Transmyocardial revascularisation [TMR] devices; Valves implantable in the body with pivoting rigid closure members without fixed axis
    • 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
    • A61M60/00Blood pumps; Devices for mechanical circulatory actuation; Balloon pumps for circulatory assistance
    • A61M60/10Location thereof with respect to the patient's body
    • A61M60/104Extracorporeal pumps, i.e. the blood being pumped outside the patient's body
    • A61M60/109Extracorporeal pumps, i.e. the blood being pumped outside the patient's body incorporated within extracorporeal blood circuits or systems
    • A61M60/113Extracorporeal pumps, i.e. the blood being pumped outside the patient's body incorporated within extracorporeal blood circuits or systems in other functional devices, e.g. dialysers or heart-lung machines
    • 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
    • A61M60/00Blood pumps; Devices for mechanical circulatory actuation; Balloon pumps for circulatory assistance
    • A61M60/10Location thereof with respect to the patient's body
    • A61M60/122Implantable pumps or pumping devices, i.e. the blood being pumped inside the patient's body
    • A61M60/165Implantable pumps or pumping devices, i.e. the blood being pumped inside the patient's body implantable in, on, or around the heart
    • A61M60/178Implantable 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
    • 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
    • A61M60/00Blood pumps; Devices for mechanical circulatory actuation; Balloon pumps for circulatory assistance
    • A61M60/10Location thereof with respect to the patient's body
    • A61M60/122Implantable pumps or pumping devices, i.e. the blood being pumped inside the patient's body
    • A61M60/196Implantable 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]
    • 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
    • A61M60/00Blood pumps; Devices for mechanical circulatory actuation; Balloon pumps for circulatory assistance
    • A61M60/30Medical purposes thereof other than the enhancement of the cardiac output
    • A61M60/31Medical purposes thereof other than the enhancement of the cardiac output for enhancement of in vivo organ perfusion, e.g. retroperfusion
    • A61M60/33Medical purposes thereof other than the enhancement of the cardiac output for enhancement of in vivo organ perfusion, e.g. retroperfusion of kidneys
    • 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
    • A61M60/00Blood pumps; Devices for mechanical circulatory actuation; Balloon pumps for circulatory assistance
    • A61M60/40Details relating to driving
    • A61M60/424Details relating to driving for positive displacement blood pumps
    • A61M60/427Details relating to driving for positive displacement blood pumps the force acting on the blood contacting member being hydraulic or pneumatic
    • A61M60/43Details relating to driving for positive displacement blood pumps the force acting on the blood contacting member being hydraulic or pneumatic using vacuum at the blood pump, e.g. to accelerate filling
    • 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
    • A61M60/00Blood pumps; Devices for mechanical circulatory actuation; Balloon pumps for circulatory assistance
    • A61M60/50Details relating to control
    • A61M60/508Electronic control means, e.g. for feedback regulation
    • A61M60/515Regulation using real-time patient data
    • A61M60/523Regulation using real-time patient data using blood flow data, e.g. from blood flow transducers
    • 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
    • A61M60/00Blood pumps; Devices for mechanical circulatory actuation; Balloon pumps for circulatory assistance
    • A61M60/50Details relating to control
    • A61M60/508Electronic control means, e.g. for feedback regulation
    • A61M60/515Regulation using real-time patient data
    • A61M60/531Regulation using real-time patient data using blood pressure data, e.g. from blood pressure sensors
    • 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
    • A61M60/00Blood pumps; Devices for mechanical circulatory actuation; Balloon pumps for circulatory assistance
    • A61M60/80Constructional details other than related to driving
    • A61M60/835Constructional details other than related to driving of positive displacement blood pumps
    • A61M60/837Aspects of flexible displacement members, e.g. shapes or materials
    • 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
    • A61M60/00Blood pumps; Devices for mechanical circulatory actuation; Balloon pumps for circulatory assistance
    • A61M60/80Constructional details other than related to driving
    • A61M60/855Constructional details other than related to driving of implantable pumps or pumping devices
    • A61M60/89Valves
    • 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
    • A61M60/00Blood pumps; Devices for mechanical circulatory actuation; Balloon pumps for circulatory assistance
    • A61M60/80Constructional details other than related to driving
    • A61M60/855Constructional details other than related to driving of implantable pumps or pumping devices
    • A61M60/89Valves
    • A61M60/894Passive valves, i.e. valves actuated by the blood
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04BPOSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B53/00Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
    • F04B53/10Valves; Arrangement of valves
    • F04B53/1037Flap valves
    • F04B53/104Flap valves the closure member being a rigid element oscillating around a fixed point
    • 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
    • A61M60/00Blood pumps; Devices for mechanical circulatory actuation; Balloon pumps for circulatory assistance
    • A61M60/10Location thereof with respect to the patient's body
    • A61M60/122Implantable pumps or pumping devices, i.e. the blood being pumped inside the patient's body
    • A61M60/126Implantable 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
    • A61M60/148Implantable 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
    • 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
    • A61M60/00Blood pumps; Devices for mechanical circulatory actuation; Balloon pumps for circulatory assistance
    • A61M60/80Constructional details other than related to driving
    • A61M60/855Constructional details other than related to driving of implantable pumps or pumping devices
    • A61M60/89Valves
    • A61M60/892Active valves, i.e. actuated by an external force

Landscapes

  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Cardiology (AREA)
  • Mechanical Engineering (AREA)
  • Veterinary Medicine (AREA)
  • Biomedical Technology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Hematology (AREA)
  • Anesthesiology (AREA)
  • Medical Informatics (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Urology & Nephrology (AREA)
  • Optics & Photonics (AREA)
  • Pulmonology (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Transplantation (AREA)
  • Vascular Medicine (AREA)
  • External Artificial Organs (AREA)
  • Reciprocating Pumps (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)
AT90900731T 1988-12-29 1989-12-22 Diaphragmapumpe. ATE126071T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AUPJ212888 1988-12-29

Publications (1)

Publication Number Publication Date
ATE126071T1 true ATE126071T1 (de) 1995-08-15

Family

ID=3773620

Family Applications (1)

Application Number Title Priority Date Filing Date
AT90900731T ATE126071T1 (de) 1988-12-29 1989-12-22 Diaphragmapumpe.

Country Status (8)

Country Link
US (1) US5458468A (de)
EP (1) EP0407517B1 (de)
JP (1) JP2975105B2 (de)
AT (1) ATE126071T1 (de)
AU (1) AU611072B2 (de)
CA (1) CA2006866A1 (de)
DE (1) DE68923792T2 (de)
WO (1) WO1990007648A1 (de)

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CN116801934A (zh) * 2021-02-04 2023-09-22 振幅血管系统公司 脉冲球囊导管系统及其使用方法
CN113958284B (zh) * 2021-09-29 2022-08-16 湖北中油科昊机械制造有限公司 一种带有缓冲结构的油田柱塞泵出口管端
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US4222127A (en) * 1978-06-02 1980-09-16 Donachy And Pierce Blood pump and method of pumping blood
JPS6022944B2 (ja) * 1980-11-10 1985-06-05 日本ゼオン株式会社 血液用ポンプ装置
DE3130646C2 (de) * 1981-07-28 1983-09-15 Wilfried Dr.-Ing. 1000 Berlin Lemm Verfahren zum Herstellen von Gegenständen aus Polyurethan, die in gewissen Oberflächenbereichen mit Polydimethylsiloxan angereichert sind
US4381567A (en) * 1981-09-15 1983-05-03 Foxcroft Associates Hydraulically actuated total cardiac prosthesis with reversible pump and three-way ventricular valving
CA1238043A (en) 1983-12-15 1988-06-14 Endre A. Balazs Water insoluble preparations of hyaluronic acid and processes therefor
CH665954A5 (fr) * 1985-07-08 1988-06-30 Battelle Memorial Institute Substrat dont la surface presente une activite antithrombogenique.
FR2585249B1 (fr) * 1985-07-26 1987-10-16 Biomasys Sa Coeur artificiel heterotopique : prothese cardiaque monobloc pour assistance biventriculaire implantable dans l'hemi-thorax droit
IT1210722B (it) * 1987-05-11 1989-09-20 Sorin Biomedica Spa Dispositivi per il condizionamento di flussi di sangue
US4863461A (en) * 1988-03-21 1989-09-05 Symbion, Inc. Artificial ventricle
US4976730A (en) * 1988-10-11 1990-12-11 Kwan Gett Clifford S Artificial pericardium
US5006104A (en) * 1988-11-07 1991-04-09 The Cleveland Clinic Foundation Heart pump having contractible guide mechanism for pusher plate
US5011380A (en) * 1989-01-23 1991-04-30 University Of South Florida Magnetically actuated positive displacement pump

Also Published As

Publication number Publication date
DE68923792T2 (de) 1996-05-02
DE68923792D1 (de) 1995-09-14
WO1990007648A1 (en) 1990-07-12
EP0407517A4 (en) 1992-04-22
AU4835290A (en) 1990-08-01
EP0407517A1 (de) 1991-01-16
CA2006866A1 (en) 1990-06-29
EP0407517B1 (de) 1995-08-09
US5458468A (en) 1995-10-17
AU611072B2 (en) 1991-05-30
JP2975105B2 (ja) 1999-11-10
JPH03504152A (ja) 1991-09-12

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