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)
  • General Health & Medical Sciences (AREA)
  • Veterinary Medicine (AREA)
  • Biomedical Technology (AREA)
  • Public Health (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Anesthesiology (AREA)
  • Hematology (AREA)
  • Medical Informatics (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Pulmonology (AREA)
  • Urology & Nephrology (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)

Families Citing this family (80)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5282849A (en) * 1991-12-19 1994-02-01 University Of Utah Research Foundation Ventricle assist device with volume displacement chamber
JPH07178164A (ja) * 1993-12-21 1995-07-18 Nobuyuki Oga 負圧の生じないポンプ、人工心臓および流体移動方法
KR20010071171A (ko) * 1998-04-22 2001-07-28 톰 메이져 하이브리드 자기 베어링을 갖춘 이식가능한 원심 혈액펌프
FI106705B (fi) * 1999-04-09 2001-03-30 Esa Kuismanen Menetelmä ja järjestely aineen pumppaamiseksi
US6206644B1 (en) * 1999-08-06 2001-03-27 Microbar Systems, Inc. Compact dual pump
JP3610272B2 (ja) * 1999-11-29 2005-01-12 日本ピラー工業株式会社 ベローズを有する流体機器
JP3761754B2 (ja) * 1999-11-29 2006-03-29 日本ピラー工業株式会社 ポンプ、アキュムレータ等の流体機器
US6497676B1 (en) 2000-02-10 2002-12-24 Baxter International Method and apparatus for monitoring and controlling peritoneal dialysis therapy
GB2371230B (en) * 2001-02-08 2002-10-16 Tayside Flow Technologies Ltd Pumps
US6905314B2 (en) 2001-10-16 2005-06-14 Baxter International Inc. Pump having flexible liner and compounding apparatus having such a pump
US6769231B2 (en) 2001-07-19 2004-08-03 Baxter International, Inc. Apparatus, method and flexible bag for use in manufacturing
US20030017056A1 (en) * 2001-07-19 2003-01-23 Baxter International Inc. Pump having flexible liner and merchandiser having such a pump
US7175606B2 (en) 2002-05-24 2007-02-13 Baxter International Inc. Disposable medical fluid unit having rigid frame
US6869538B2 (en) * 2002-05-24 2005-03-22 Baxter International, Inc. Method and apparatus for controlling a medical fluid heater
US7153286B2 (en) 2002-05-24 2006-12-26 Baxter International Inc. Automated dialysis system
ATE509645T1 (de) 2002-07-19 2011-06-15 Baxter Int Vorrichtungen und verfahren zur peritonealdialyse
US7238164B2 (en) 2002-07-19 2007-07-03 Baxter International Inc. Systems, methods and apparatuses for pumping cassette-based therapies
US20040062658A1 (en) * 2002-09-27 2004-04-01 Beck Thomas L. Control system for progressing cavity pumps
US7007824B2 (en) 2003-01-24 2006-03-07 Baxter International Inc. Liquid dispenser and flexible bag therefor
EP1680155B2 (de) 2003-10-28 2015-11-04 Baxter International Inc. Dialysemaschine mit verbesserter Integritätsprüfung
US8029454B2 (en) 2003-11-05 2011-10-04 Baxter International Inc. High convection home hemodialysis/hemofiltration and sorbent system
KR100942853B1 (ko) * 2003-12-10 2010-02-17 가부시끼가이샤 제이엠에스 폐쇄형 저혈조
US8454324B2 (en) * 2004-03-18 2013-06-04 Precision Dispensing Systems Limited Pump
NZ531822A (en) * 2004-03-18 2007-08-31 Prec Dispensing Systems Ltd A membrane pump
CN100439711C (zh) * 2005-04-14 2008-12-03 精工爱普生株式会社
JP4677933B2 (ja) 2005-04-14 2011-04-27 セイコーエプソン株式会社 ポンプ及び流体システム
JP4629515B2 (ja) * 2005-07-04 2011-02-09 旭サナック株式会社 ピストンポンプ
EP2708250B1 (de) * 2005-10-03 2015-04-22 JMS Co., Ltd. Geschlossenes Blutreservoir und Vorrichtung zur extrakorporalen Blutzirkulation damit
US12421952B2 (en) 2013-03-15 2025-09-23 Deka Products Limited Partnership Reciprocating diaphragm pumps for blood treatment systems and methods
US10537671B2 (en) 2006-04-14 2020-01-21 Deka Products Limited Partnership Automated control mechanisms in a hemodialysis apparatus
CA2648803C (en) * 2006-04-14 2017-06-20 Deka Products Limited Partnership Systems, devices and methods for fluid pumping, heat exchange, thermal sensing, and conductivity sensing
US7967022B2 (en) 2007-02-27 2011-06-28 Deka Products Limited Partnership Cassette system integrated apparatus
JP5082049B2 (ja) 2006-09-26 2012-11-28 セイコーエプソン株式会社 流体噴射装置および手術具
US9028691B2 (en) 2007-02-27 2015-05-12 Deka Products Limited Partnership Blood circuit assembly for a hemodialysis system
US8042563B2 (en) 2007-02-27 2011-10-25 Deka Products Limited Partnership Cassette system integrated apparatus
KR101911864B1 (ko) 2007-02-27 2018-10-26 데카 프로덕츠 리미티드 파트너쉽 혈액투석 시스템
US8491184B2 (en) 2007-02-27 2013-07-23 Deka Products Limited Partnership Sensor apparatus systems, devices and methods
US8409441B2 (en) 2007-02-27 2013-04-02 Deka Products Limited Partnership Blood treatment systems and methods
US8105265B2 (en) 2007-10-12 2012-01-31 Deka Products Limited Partnership Systems, devices and methods for cardiopulmonary treatment and procedures
CN101485907B (zh) * 2008-01-17 2011-05-11 姬尚义 主动脉外气囊反搏式心室辅助泵
US10201647B2 (en) 2008-01-23 2019-02-12 Deka Products Limited Partnership Medical treatment system and methods using a plurality of fluid lines
US11833281B2 (en) 2008-01-23 2023-12-05 Deka Products Limited Partnership Pump cassette and methods for use in medical treatment system using a plurality of fluid lines
US20110071337A1 (en) * 2008-03-26 2011-03-24 Cardio Assist Ltd. Heart assist device
US8062513B2 (en) 2008-07-09 2011-11-22 Baxter International Inc. Dialysis system and machine having therapy prescription recall
US9514283B2 (en) 2008-07-09 2016-12-06 Baxter International Inc. Dialysis system having inventory management including online dextrose mixing
US12171922B2 (en) 2008-08-27 2024-12-24 Deka Products Limited Partnership Blood treatment systems and methods
GB0915327D0 (en) 2009-09-03 2009-10-07 Quanta Fluid Solution Ltd Pump
PL218244B1 (pl) * 2011-02-28 2014-10-31 Fundacja Rozwoju Kardiochirurgii Im Prof Zbigniewa Religi Pompa krwi, zwłaszcza implantowalna pneumatyczna komora wspomagania serca
FR2973707B1 (fr) * 2011-04-05 2013-03-29 Sante Actions Innovation Dispositif interchangeable d'administration d'une solution medicamenteuse de chimiotherapie
US9999717B2 (en) 2011-05-24 2018-06-19 Deka Products Limited Partnership Systems and methods for detecting vascular access disconnection
AU2012259459B2 (en) 2011-05-24 2016-06-02 Deka Products Limited Partnership Blood treatment systems and methods
SG11201402017QA (en) 2011-11-04 2014-09-26 Deka Products Lp Medical treatment system and methods using a plurality of fluid lines
US12303631B2 (en) 2011-11-04 2025-05-20 Deka Products Limited Partnership Medical treatment system and methods using a plurality of fluid lines
ES2585554T3 (es) 2012-02-16 2016-10-06 Quanta Fluid Solutions Ltd Bomba de sangre
EP2712636B1 (de) * 2012-09-26 2016-11-16 Fundacja Rozwoju Kardiochirurgii Im. Prof. Zbigniewa Religi Herzunterstützungspumpe für Kinder
GB201305758D0 (en) * 2013-03-28 2013-05-15 Quanta Fluid Solutions Ltd Blood Pump
GB201305755D0 (en) 2013-03-28 2013-05-15 Quanta Fluid Solutions Ltd Re-Use of a Hemodialysis Cartridge
GB201314512D0 (en) 2013-08-14 2013-09-25 Quanta Fluid Solutions Ltd Dual Haemodialysis and Haemodiafiltration blood treatment device
US12026271B2 (en) 2014-05-27 2024-07-02 Deka Products Limited Partnership Control systems and methods for blood or fluid handling medical devices
GB201409796D0 (en) 2014-06-02 2014-07-16 Quanta Fluid Solutions Ltd Method of heat sanitization of a haemodialysis water circuit using a calculated dose
WO2016137743A1 (en) * 2015-02-24 2016-09-01 Heartware, Inc. Blood pump for treatment of bradycardia
US11156219B2 (en) 2015-11-10 2021-10-26 Repligen Corporation Disposable alternating tangential flow filtration units
GB201523104D0 (en) 2015-12-30 2016-02-10 Quanta Fluid Solutions Ltd Dialysis machine
GB2547214A (en) 2016-02-10 2017-08-16 Quanta Fluid Solutions Ltd Membrane pump usage condition detection
GB2555435A (en) * 2016-10-27 2018-05-02 Calon Cardio Tech Ltd Cardiac pump
WO2018098382A2 (en) * 2016-11-22 2018-05-31 Scruggs James Prosthetic heart valve creating a vortex effect
GB201622119D0 (en) 2016-12-23 2017-02-08 Quanta Dialysis Tech Ltd Improved valve leak detection system
GB201701740D0 (en) 2017-02-02 2017-03-22 Quanta Dialysis Tech Ltd Phased convective operation
GB201705273D0 (en) 2017-03-31 2017-05-17 Quanta Dialysis Tech Ltd Data storage amd exchange by medical device components
US11179516B2 (en) 2017-06-22 2021-11-23 Baxter International Inc. Systems and methods for incorporating patient pressure into medical fluid delivery
GB201710546D0 (en) 2017-06-30 2017-08-16 Quanta Dialysis Tech Ltd Dialysis systems, devices and methods
USD907211S1 (en) 2017-09-28 2021-01-05 Quanta Dialysis Technologies Ltd. Dialysis machine
EP4570283A3 (de) 2018-03-30 2025-07-02 DEKA Products Limited Partnership Flüssigkeitshandhabungskassettenanordnung
DE102019000611A1 (de) * 2019-01-28 2020-07-30 M. Mohsen Saadat Künstliches Herz
US12416368B2 (en) 2019-01-28 2025-09-16 Mohammad Mohsen Saadat Blade type check valve
GB2584335A (en) 2019-05-31 2020-12-02 Quanta Dialysis Technologies Ltd Source container connector
EP4288136A4 (de) 2021-02-04 2024-08-07 Amplitude Vascular Systems, Inc. Pulsierende ballonkathetersysteme und verfahren zur verwendung davon
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
FR3131540B1 (fr) * 2021-12-31 2023-12-22 Bypa Medical Solutions Dispositif d’assistance ou de suppléance du cœur.
FR3131542B1 (fr) * 2021-12-31 2025-06-13 Bypa Medical Solutions Dispositif d’assistance ou de suppléance du cœur.

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1092681A (en) * 1912-09-26 1914-04-07 Charles W Pressley Foldable gas-stove.
FR851143A (fr) * 1938-03-03 1940-01-03 Elektron Co Mbh Train d'atterrissage éclipsable pour avions
FR911066A (fr) * 1944-12-28 1946-06-27 Table pliante
US3453967A (en) * 1967-09-15 1969-07-08 Electro Medical Systems Inc Pump
US3769960A (en) * 1972-04-17 1973-11-06 Us Health Education & Welfare Intra-aortic balloon system
DE2542392A1 (de) * 1975-09-23 1977-03-31 Wilhelm Fleissner Hochdruckmembranpumpe
US3974825A (en) * 1975-10-01 1976-08-17 Baylor College Of Medicine Remote electrical monitoring of gas activated blood pumps
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
DE68923792D1 (de) 1995-09-14
EP0407517A1 (de) 1991-01-16
JP2975105B2 (ja) 1999-11-10
AU4835290A (en) 1990-08-01
CA2006866A1 (en) 1990-06-29
EP0407517A4 (en) 1992-04-22
AU611072B2 (en) 1991-05-30
DE68923792T2 (de) 1996-05-02
WO1990007648A1 (en) 1990-07-12
JPH03504152A (ja) 1991-09-12
US5458468A (en) 1995-10-17
EP0407517B1 (de) 1995-08-09

Similar Documents

Publication Publication Date Title
ATE126071T1 (de) Diaphragmapumpe.
SE9300604D0 (sv) Foertraengningspump av membranpumptyp
DE3263170D1 (en) Free vortex pump
GB1475722A (en) Side inlet for centrifugal pumps
MY105102A (en) Apparatus for separating solid particles from a fluid.
ATE53101T1 (de) Pumpe.
DE59009190D1 (de) Kreiselpumpengehäuse in blechbauweise.
CA2005118A1 (en) Drainage pump
MY104484A (en) Positive displacement pump
DE3867068D1 (de) Fluessigkeitsringpumpe.
MY107416A (en) Diaphragm pump
SU572586A1 (ru) Лопаточный диффузор центробежного компрессора
CA2055429A1 (en) Multi-stage vortex reactor
DE59509320D1 (de) Mehrstufiges Hochdruck-Strahlrohr
EP0200510A3 (de) Pumpen
SU1601633A1 (ru) Гидроакустическа сирена
ES8201274A1 (es) Motobomba con torbellino para fluido liquido
SU853188A1 (ru) Центробежный насос
GB8404857D0 (en) Pump volute communicating slot
SE8903963D0 (sv) Pump
JPS57140596A (en) Centrifugal pump
SU1742516A1 (ru) Гидравлический сепаратор центробежного насоса
KR920002174A (ko) 다이어프램 펌프
ES2130945A1 (es) Bomba centrifuga de tipo vortice.
SE8504536L (sv) Ventilanordning

Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties