DE69020558T2 - Blutpumpe. - Google Patents

Blutpumpe.

Info

Publication number
DE69020558T2
DE69020558T2 DE69020558T DE69020558T DE69020558T2 DE 69020558 T2 DE69020558 T2 DE 69020558T2 DE 69020558 T DE69020558 T DE 69020558T DE 69020558 T DE69020558 T DE 69020558T DE 69020558 T2 DE69020558 T2 DE 69020558T2
Authority
DE
Germany
Prior art keywords
blood pump
blood
pump
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.)
Expired - Fee Related
Application number
DE69020558T
Other languages
English (en)
Other versions
DE69020558D1 (de
Inventor
Bandula Wijay
Paolo Angelini
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.)
Boston Scientific Scimed Inc
Original Assignee
Scimed Life Systems Inc
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 Scimed Life Systems Inc filed Critical Scimed Life Systems Inc
Publication of DE69020558D1 publication Critical patent/DE69020558D1/de
Application granted granted Critical
Publication of DE69020558T2 publication Critical patent/DE69020558T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • A61M25/00—Catheters; Hollow probes
    • A61M25/10—Balloon catheters
    • A61M25/104—Balloon catheters used for angioplasty
    • 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
    • A61M25/00—Catheters; Hollow probes
    • A61M25/10—Balloon catheters
    • A61M25/1002—Balloon catheters characterised by balloon shape
    • 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
    • A61M60/113—Extracorporeal 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
    • 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
    • A61M60/438—Details relating to driving for positive displacement blood pumps the force acting on the blood contacting member being mechanical
    • 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
    • A61M60/835—Constructional details other than related to driving of positive displacement blood pumps
    • A61M60/837—Aspects of flexible displacement members, e.g. shapes or materials
    • 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
    • A61M60/845—Constructional details other than related to driving of extracorporeal blood pumps
    • A61M60/849—Disposable parts
    • 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
    • A61M60/845—Constructional details other than related to driving of extracorporeal blood pumps
    • A61M60/851—Valves
    • 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
    • A61M25/00—Catheters; Hollow probes
    • A61M2025/0004—Catheters; Hollow probes having two or more concentrically arranged tubes for forming a concentric catheter system
    • A61M2025/0006—Catheters; Hollow probes having two or more concentrically arranged tubes for forming a concentric catheter system which can be secured against axial movement, e.g. by using a locking cuff
    • 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
    • A61M25/00—Catheters; Hollow probes
    • A61M25/10—Balloon catheters
    • A61M2025/1043—Balloon catheters with special features or adapted for special applications
    • A61M2025/1059—Balloon catheters with special features or adapted for special applications having different inflatable sections mainly depending on the response to the inflation pressure, e.g. due to different material properties
    • 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
    • A61M25/00—Catheters; Hollow probes
    • A61M25/10—Balloon catheters
    • A61M2025/1043—Balloon catheters with special features or adapted for special applications
    • A61M2025/1079—Balloon catheters with special features or adapted for special applications having radio-opaque markers in the region of the balloon
    • 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
    • A61M25/00—Catheters; Hollow probes
    • A61M25/10—Balloon catheters
    • A61M2025/1043—Balloon catheters with special features or adapted for special applications
    • A61M2025/1093—Balloon catheters with special features or adapted for special applications having particular tip characteristics
    • 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
    • A61M25/00—Catheters; Hollow probes
    • A61M25/0067—Catheters; Hollow probes characterised by the distal end, e.g. tips
    • A61M25/0068—Static characteristics of the catheter tip, e.g. shape, atraumatic tip, curved tip or tip structure
    • A61M25/0071—Multiple separate lumens
    • 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
    • A61M60/50—Details relating to control
    • A61M60/508—Electronic control means, e.g. for feedback regulation
    • A61M60/538—Regulation using real-time blood pump operational parameter data, e.g. motor current
    • A61M60/546—Regulation using real-time blood pump operational parameter data, e.g. motor current of blood flow, e.g. by adapting rotor speed
    • 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
    • A61M60/50—Details relating to control
    • A61M60/508—Electronic control means, e.g. for feedback regulation
    • A61M60/538—Regulation using real-time blood pump operational parameter data, e.g. motor current
    • A61M60/554—Regulation using real-time blood pump operational parameter data, e.g. motor current of blood pressure
    • 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
    • A61M60/833—Occluders for preventing backflow
    • 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
    • A61M60/855—Constructional details other than related to driving of implantable pumps or pumping devices
    • A61M60/89—Valves
    • A61M60/892—Active valves, i.e. actuated by an external 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
    • A61M60/80—Constructional details other than related to driving
    • A61M60/855—Constructional details other than related to driving of implantable pumps or pumping devices
    • A61M60/89—Valves
    • A61M60/894—Passive valves, i.e. valves actuated by the blood
    • 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
    • Y10S128/00—Surgery
    • Y10S128/12—Pressure infusion

Landscapes

  • Health & Medical Sciences (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Public Health (AREA)
  • General Health & Medical Sciences (AREA)
  • Veterinary Medicine (AREA)
  • Anesthesiology (AREA)
  • Biomedical Technology (AREA)
  • Hematology (AREA)
  • Animal Behavior & Ethology (AREA)
  • Cardiology (AREA)
  • Mechanical Engineering (AREA)
  • Pulmonology (AREA)
  • Child & Adolescent Psychology (AREA)
  • Biophysics (AREA)
  • Vascular Medicine (AREA)
  • External Artificial Organs (AREA)
DE69020558T 1989-05-04 1990-05-04 Blutpumpe. Expired - Fee Related DE69020558T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/347,406 US5066282A (en) 1987-09-23 1989-05-04 Positive displacement piston driven blood pump
PCT/US1990/002478 WO1990013321A1 (en) 1989-05-04 1990-05-04 Blood pump

Publications (2)

Publication Number Publication Date
DE69020558D1 DE69020558D1 (de) 1995-08-03
DE69020558T2 true DE69020558T2 (de) 1995-11-02

Family

ID=23363575

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69020558T Expired - Fee Related DE69020558T2 (de) 1989-05-04 1990-05-04 Blutpumpe.

Country Status (4)

Country Link
US (1) US5066282A (de)
EP (1) EP0471782B1 (de)
DE (1) DE69020558T2 (de)
WO (1) WO1990013321A1 (de)

Families Citing this family (57)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4201259C2 (de) * 1992-01-18 1994-12-08 Sachs Elektronik Kg Hugo Vorrichtung zur Perfusion der Koronargefäße eines isolierten Herzens
US5267964A (en) * 1992-03-23 1993-12-07 Clintec Nutrition Co. Fluid control device including automatic valve
US5407424A (en) * 1993-02-24 1995-04-18 Scimed Life Systems, Inc. Angioplasty perfusion pump
US5505697A (en) * 1994-01-14 1996-04-09 Mckinnon, Jr.; Charles N. Electrically powered jet injector
US5492535A (en) * 1994-04-06 1996-02-20 Cordis Corporation Hand-powered pumping apparatus for perfusion and other fluid catheterization procedures
US5529463A (en) * 1994-04-19 1996-06-25 Cordis Corporation Pumping apparatus for perfusion and other fluid catheterization procedures
US6083215A (en) * 1995-07-17 2000-07-04 Milavetz; James J. Method and apparatus for antegrade coronary perfusion
US5836912A (en) * 1996-10-21 1998-11-17 Schneider (Usa) Inc. Catheter having nonlinear flow portion
US5916197A (en) * 1997-02-14 1999-06-29 Medrad, Inc. Injection system, pump system for use therein and method of use of pumping system
US5893868A (en) * 1997-03-05 1999-04-13 Scimed Life Systems, Inc. Catheter with removable balloon protector and stent delivery system with removable stent protector
US6152944A (en) * 1997-03-05 2000-11-28 Scimed Life Systems, Inc. Catheter with removable balloon protector and stent delivery system with removable stent protector
US5885244A (en) * 1997-05-14 1999-03-23 Cordis Corporation & University Of Miami Synchronous, pulsatile angioplasty system
US6295990B1 (en) 1998-02-03 2001-10-02 Salient Interventional Systems, Inc. Methods and systems for treating ischemia
US6044845A (en) * 1998-02-03 2000-04-04 Salient Interventional Systems, Inc. Methods and systems for treating ischemia
US6622367B1 (en) 1998-02-03 2003-09-23 Salient Interventional Systems, Inc. Intravascular device and method of manufacture and use
US7374532B2 (en) 2000-04-14 2008-05-20 Attenuex Technologies, Inc. High vapor pressure attenuation device
US10327880B2 (en) 2000-04-14 2019-06-25 Attenuex Technologies, Inc. Attenuation device for use in an anatomical structure
US8574146B2 (en) 2000-04-14 2013-11-05 Attenuex Technologies, Inc. Implant with high vapor pressure medium
US6682473B1 (en) 2000-04-14 2004-01-27 Solace Therapeutics, Inc. Devices and methods for attenuation of pressure waves in the body
US6976950B2 (en) 2000-04-14 2005-12-20 Solace Therapeutics, Inc. Implantable valved pressure attenuation device
US20090118711A1 (en) * 2001-09-07 2009-05-07 Medtronic, Inc. Reduced-noise implantable infusion device
US6997921B2 (en) * 2001-09-07 2006-02-14 Medtronic Minimed, Inc. Infusion device and driving mechanism for same
US7998107B2 (en) 2002-09-24 2011-08-16 Kensey Nash Corporation Interventional procedure drive and control system
US20040220551A1 (en) * 2003-04-30 2004-11-04 Flaherty J. Christopher Low profile components for patient infusion device
US7494477B2 (en) * 2003-09-02 2009-02-24 Pulsecath B.V. Catheter pump, catheter and fittings therefore and methods of using a catheter pump
US20050191194A1 (en) * 2004-02-26 2005-09-01 Falk Theodore J. Low power electromagnetic pump having internal compliant element
DE102004031673B4 (de) * 2004-06-30 2009-04-16 Erbe Elektromedizin Gmbh Medizinische Pumpe
DE102004031674B3 (de) * 2004-06-30 2005-08-04 Erbe Elektromedizin Gmbh Medizinische Pumpe
US8388570B2 (en) * 2004-08-27 2013-03-05 Atul Kumar Controlled tissue cavity distending system with minimal turbulence
US7942650B2 (en) * 2004-12-22 2011-05-17 Panasonic Electric Works Co., Ltd. Liquid discharge control apparatus including a pump and accumulator with a movable member
JP2009509650A (ja) 2005-09-26 2009-03-12 アテヌークス・テクノロジーズ・インコーポレーテッド 圧力減衰デバイス
US9968733B2 (en) * 2008-12-15 2018-05-15 Medtronic, Inc. Air tolerant implantable piston pump
PL2442860T3 (pl) 2009-06-15 2019-09-30 Perflow Medical Ltd. Urządzenie umożliwiające przepływ krwi przez niedrożne naczynie
US9480791B2 (en) * 2009-12-21 2016-11-01 Bayer Healthcare Llc Pumping devices, systems and methods for use with medical fluids including compensation for variations in pressure or flow rate
US8944780B2 (en) 2011-03-25 2015-02-03 Bayer Medical Care Inc. Pumping devices, systems including multiple pistons and methods for use with medical fluids
WO2013043868A1 (en) 2011-09-21 2013-03-28 Medrad, Inc. Continuous multi-fluid delivery system and method
US9597205B2 (en) 2012-06-06 2017-03-21 Magenta Medical Ltd. Prosthetic renal valve
US8894563B2 (en) 2012-08-10 2014-11-25 Attenuex Technologies, Inc. Methods and systems for performing a medical procedure
US10583231B2 (en) 2013-03-13 2020-03-10 Magenta Medical Ltd. Blood pump
EP3656292B1 (de) 2013-03-13 2023-01-18 Magenta Medical Ltd. Herstellung eines laufrads
US9764113B2 (en) 2013-12-11 2017-09-19 Magenta Medical Ltd Curved catheter
US9433427B2 (en) 2014-04-08 2016-09-06 Incuvate, Llc Systems and methods for management of thrombosis
DE102014111708A1 (de) * 2014-08-15 2016-02-18 Technische Universität Dresden Vorrichtung und Verfahren zur Dämpfung von Druck- und/oder Volumenschwankungen in einem Fluidstrom
RU2020107030A (ru) 2015-01-09 2020-02-25 БАЙЕР ХелсКер ЛЛСи Многофлюидная система доставки с многоразовым расходным комплектом и ее конструкционные особенности
US11291824B2 (en) 2015-05-18 2022-04-05 Magenta Medical Ltd. Blood pump
ES2764752T3 (es) 2015-07-16 2020-06-04 Perflow Medical Ltd Aparato para eliminación de oclusión de vasos
EP3518825B1 (de) 2016-09-29 2020-05-27 Magenta Medical Ltd. Blutgefässtubus
JP7383476B2 (ja) 2016-10-25 2023-11-20 マジェンタ・メディカル・リミテッド 心室補助デバイス
US11033727B2 (en) 2016-11-23 2021-06-15 Magenta Medical Ltd. Blood pumps
US10905808B2 (en) 2018-01-10 2021-02-02 Magenta Medical Ltd. Drive cable for use with a blood pump
EP3638336B1 (de) 2018-01-10 2022-04-06 Magenta Medical Ltd. Ventrikelunterstützungsvorrichtung
US10893927B2 (en) 2018-03-29 2021-01-19 Magenta Medical Ltd. Inferior vena cava blood-flow implant
US11730882B2 (en) 2018-12-29 2023-08-22 Biosense Webster (Israel) Ltd. Dual-action irrigation pump with variable speed to provide constant fluid flow
US11698059B2 (en) 2018-12-29 2023-07-11 Biosense Webster (Israel) Ltd. Disposable dual-action reciprocating pump assembly
IL277555A (en) 2018-12-29 2021-04-29 Biosense Webster Israel Ltd Flushing pump with operating modes for ablation and without ablation
US11191944B2 (en) 2019-01-24 2021-12-07 Magenta Medical Ltd. Distal tip element for a ventricular assist device
WO2020163625A1 (en) 2019-02-07 2020-08-13 Solace Therapeutics, Inc. Pressure attenuation device

Family Cites Families (8)

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US3298320A (en) * 1965-05-17 1967-01-17 Little Inc A Atraumatic fluid pump
US3447479A (en) * 1967-06-02 1969-06-03 Pall Corp Syringe pump
US3818934A (en) * 1973-03-09 1974-06-25 American Hospital Supply Corp Dampening unit for pulsatile pump
US3957051A (en) * 1974-09-13 1976-05-18 Medical Development Corporation Pump-type syringe having double-acting piston construction
CA1170532A (en) * 1979-11-19 1984-07-10 Richard G. Buckles Syringe pump
DE3408331C2 (de) * 1984-03-07 1986-06-12 Fresenius AG, 6380 Bad Homburg Pumpanordnung für medizinische Zwecke
WO1989003230A1 (en) * 1987-10-14 1989-04-20 The Cooper Companies, Inc. Surgical irrigation and aspiration system
US4857054A (en) * 1988-07-15 1989-08-15 Eastman Kodak Company Perfusion angioplasty catheter with pump assist

Also Published As

Publication number Publication date
US5066282A (en) 1991-11-19
WO1990013321A1 (en) 1990-11-15
EP0471782B1 (de) 1995-06-28
EP0471782A4 (en) 1992-06-24
DE69020558D1 (de) 1995-08-03
EP0471782A1 (de) 1992-02-26

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee