SE411704B - Blood Pump Controller. - Google Patents

Blood Pump Controller.

Info

Publication number
SE411704B
SE411704B SE7411684A SE7411684A SE411704B SE 411704 B SE411704 B SE 411704B SE 7411684 A SE7411684 A SE 7411684A SE 7411684 A SE7411684 A SE 7411684A SE 411704 B SE411704 B SE 411704B
Authority
SE
Sweden
Prior art keywords
blood pump
pump controller
controller
blood
pump
Prior art date
Application number
SE7411684A
Other languages
Swedish (sv)
Other versions
SE7411684L (en
Inventor
D E Kettering
M E Jones
Original Assignee
Sandoz Ag
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 Sandoz Ag filed Critical Sandoz Ag
Publication of SE7411684L publication Critical patent/SE7411684L/xx
Publication of SE411704B publication Critical patent/SE411704B/en

Links

Classifications

    • 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
    • A61M1/00Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
    • A61M1/36Other treatment of blood in a by-pass of the natural circulatory system, e.g. temperature adaptation, irradiation ; Extra-corporeal blood circuits
    • A61M1/3621Extra-corporeal blood circuits
    • A61M1/3639Blood pressure control, pressure transducers specially adapted therefor
    • 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
    • A61M1/00Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
    • A61M1/14Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis
    • 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
    • A61M1/00Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
    • A61M1/34Filtering material out of the blood by passing it through a membrane, i.e. hemofiltration or diafiltration
    • 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
    • A61M1/00Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
    • A61M1/34Filtering material out of the blood by passing it through a membrane, i.e. hemofiltration or diafiltration
    • A61M1/3403Regulation parameters
    • 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
    • A61M1/00Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
    • A61M1/36Other treatment of blood in a by-pass of the natural circulatory system, e.g. temperature adaptation, irradiation ; Extra-corporeal blood circuits
    • A61M1/3607Regulation parameters
    • 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
    • A61M60/30Medical purposes thereof other than the enhancement of the cardiac output
    • A61M60/36Medical purposes thereof other than the enhancement of the cardiac output for specific blood treatment; for specific therapy
    • A61M60/37Haemodialysis, haemofiltration or diafiltration
    • 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
    • A61M1/00Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
    • A61M1/14Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis
    • A61M1/16Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis with membranes
    • 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
    • A61M2205/00General characteristics of the apparatus
    • A61M2205/33Controlling, regulating or measuring
    • A61M2205/3331Pressure; Flow
    • 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
    • A61M2205/00General characteristics of the apparatus
    • A61M2205/33Controlling, regulating or measuring
    • A61M2205/3331Pressure; Flow
    • A61M2205/3334Measuring or controlling the flow rate
    • 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
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10STECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S128/00Surgery
    • Y10S128/12Pressure infusion
SE7411684A 1973-09-24 1974-09-17 Blood Pump Controller. SE411704B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US399904A US3882861A (en) 1973-09-24 1973-09-24 Auxiliary control for a blood pump

Publications (2)

Publication Number Publication Date
SE7411684L SE7411684L (en) 1975-03-25
SE411704B true SE411704B (en) 1980-02-04

Family

ID=23581426

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7411684A SE411704B (en) 1973-09-24 1974-09-17 Blood Pump Controller.

Country Status (12)

Country Link
US (1) US3882861A (en)
JP (1) JPS6231949B2 (en)
BE (1) BE820223A (en)
CH (1) CH582519A5 (en)
DD (1) DD115038A5 (en)
DE (1) DE2445403C2 (en)
DK (1) DK156413C (en)
FR (1) FR2244546B1 (en)
GB (1) GB1487242A (en)
IT (1) IT1022226B (en)
NL (1) NL7412448A (en)
SE (1) SE411704B (en)

Families Citing this family (85)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2355966A1 (en) * 1973-11-09 1975-05-22 Medac Klinische Spezialpraep PUMP ARRANGEMENT, ESPECIALLY FOR BLOOD PUMPS
US4076458A (en) * 1975-05-07 1978-02-28 Whittaker Corporation Automatic pump speed controller
US4063824A (en) * 1975-08-05 1977-12-20 E. I. Du Pont De Nemours And Company Chemical dosimeter having a constant flow air sampling pump
DE2636290A1 (en) * 1976-08-12 1978-02-16 Fresenius Chem Pharm Ind DEVICE FOR CONTROLLING AND MONITORING BLOOD FLOW DURING BLOOD DIALYSIS, PERFUSION AND DIAFILTRATION USING ONLY ONE CONNECTION POINT TO THE PATIENT'S BLOOD CIRCUIT (SINGLE NEEDLE TECHNOLOGY)
US4273122A (en) * 1976-11-12 1981-06-16 Whitney Douglass G Self contained powered injection system
JPS53101893A (en) * 1977-02-18 1978-09-05 Iriyou Kougaku Kenkiyuushiyo K Device for supervising artificial dialysis
US4123932A (en) * 1977-05-25 1978-11-07 E. I. Du Pont De Nemours And Company Dosimeter for monitoring working areas
DE2808731A1 (en) * 1978-03-01 1979-09-06 Bosch Gmbh Robert PROCEDURE FOR OPERATING A FUEL INJECTION SYSTEM AND FUEL INJECTION SYSTEM
US4257746A (en) * 1978-10-02 1981-03-24 E. I. Du Pont De Nemours And Company Dosimeter having a low air flow rate
US4269059A (en) * 1979-03-19 1981-05-26 E. I. Du Pont De Nemours And Company Dosimeter having constant flow pump
US4499903A (en) * 1979-05-03 1985-02-19 University Of Arizona Foundation Methods and apparatus for testing a blood pressure monitoring system of the hydraulic type
US4533346A (en) * 1979-06-26 1985-08-06 Pharmacontrol Corporation System for automatic feedback-controlled administration of drugs
US4566868A (en) * 1980-09-17 1986-01-28 Geotechnical Digital Systems Limited Pressure source
DE3035770C2 (en) * 1980-09-23 1984-08-16 Bruker Analytische Meßtechnik GmbH, 7512 Rheinstetten Multiple piston pump with constant delivery rate
US4566858A (en) * 1981-10-08 1986-01-28 Nikkiso Co., Ltd. Pulsation-free volumetric pump
US4870392A (en) * 1982-04-05 1989-09-26 Outboard Marine Corporation Fluid flow restriction warning indicator
GB2141936B (en) * 1983-06-21 1987-02-04 Klaus F Kopp Single lumen catheter fluid treatment
FR2550583B1 (en) * 1983-08-08 1986-03-28 Delecroix Michel DEVICE FOR REGULATING A PUMP
US4468219A (en) * 1983-12-20 1984-08-28 International Business Machines Corporation Pump flow rate compensation system
US4778445A (en) * 1984-07-09 1988-10-18 Minnesota Mining And Manufacturing Company Centrifugal blood pump with backflow detection
US4710165A (en) * 1985-09-16 1987-12-01 Mcneil Charles B Wearable, variable rate suction/collection device
NL8801400A (en) * 1988-06-01 1990-01-02 Akzo Nv Apparatus for withdrawing an optimum amount of blood per unit time from a donor.
US4963253A (en) * 1989-01-03 1990-10-16 Yen Richard C K Anti-clogging and dialysis device for filtration systems
US4990076A (en) * 1989-05-31 1991-02-05 Halliburton Company Pressure control apparatus and method
US5171212A (en) * 1991-02-08 1992-12-15 Minnesota Mining And Manufacturing Company Blood pumping system with backflow warning
US5368554A (en) * 1992-11-20 1994-11-29 Minnesota Mining And Manufacturing Company Blood pumping system with selective backflow warning
US5564420A (en) * 1995-04-14 1996-10-15 Minnesota Mining And Manufacturing Company Medical device with EMI detection and cancellation
SE508374C2 (en) * 1995-09-12 1998-09-28 Gambro Med Tech Ab Method and apparatus for detecting the condition of a blood vessel access
US5772403A (en) * 1996-03-27 1998-06-30 Butterworth Jetting Systems, Inc. Programmable pump monitoring and shutdown system
US7147615B2 (en) 2001-06-22 2006-12-12 Baxter International Inc. Needle dislodgement detection
ITTO20011222A1 (en) * 2001-12-27 2003-06-27 Gambro Lundia Ab BLOOD FLOW CONTROL EQUIPMENT IN A BLOOD CIRCUIT-EXTRA-BODY.
US6746606B2 (en) 2002-01-11 2004-06-08 Delphi Technologies, Inc. Method and system for matching flow rate
US7052480B2 (en) * 2002-04-10 2006-05-30 Baxter International Inc. Access disconnection systems and methods
US7022098B2 (en) * 2002-04-10 2006-04-04 Baxter International Inc. Access disconnection systems and methods
US7138088B2 (en) * 2002-04-10 2006-11-21 Baxter International Inc. Access disconnection system and methods
US10155082B2 (en) * 2002-04-10 2018-12-18 Baxter International Inc. Enhanced signal detection for access disconnection systems
US20040254513A1 (en) * 2002-04-10 2004-12-16 Sherwin Shang Conductive polymer materials and applications thereof including monitoring and providing effective therapy
US8029454B2 (en) 2003-11-05 2011-10-04 Baxter International Inc. High convection home hemodialysis/hemofiltration and sorbent system
ES2348407T3 (en) * 2005-05-18 2010-12-03 Gambro Lundia Ab APPLIANCE TO CONTROL THE BLOOD FLOW IN AN EXTRACORPORE CIRCUIT.
US8273049B2 (en) * 2007-02-27 2012-09-25 Deka Products Limited Partnership Pumping cassette
US9717834B2 (en) 2011-05-24 2017-08-01 Deka Products Limited Partnership Blood treatment systems and methods
US10537671B2 (en) 2006-04-14 2020-01-21 Deka Products Limited Partnership Automated control mechanisms in a hemodialysis apparatus
US8292594B2 (en) 2006-04-14 2012-10-23 Deka Products Limited Partnership Fluid pumping systems, devices and methods
US10463778B2 (en) 2007-02-09 2019-11-05 Baxter International Inc. Blood treatment machine having electrical heartbeat analysis
US8152751B2 (en) 2007-02-09 2012-04-10 Baxter International Inc. Acoustic access disconnection systems and methods
US9028691B2 (en) * 2007-02-27 2015-05-12 Deka Products Limited Partnership Blood circuit assembly for a hemodialysis system
US8409441B2 (en) 2007-02-27 2013-04-02 Deka Products Limited Partnership Blood treatment systems and methods
US8491184B2 (en) 2007-02-27 2013-07-23 Deka Products Limited Partnership Sensor apparatus systems, devices and methods
EP3533481B1 (en) 2007-02-27 2024-04-03 DEKA Products Limited Partnership Hemodialysis systems
US20090107335A1 (en) 2007-02-27 2009-04-30 Deka Products Limited Partnership Air trap for a medical infusion device
US10463774B2 (en) 2007-02-27 2019-11-05 Deka Products Limited Partnership Control systems and methods for blood or fluid handling medical devices
US8562834B2 (en) * 2007-02-27 2013-10-22 Deka Products Limited Partnership Modular assembly for a portable hemodialysis system
US8357298B2 (en) 2007-02-27 2013-01-22 Deka Products Limited Partnership Hemodialysis systems and methods
US8393690B2 (en) 2007-02-27 2013-03-12 Deka Products Limited Partnership Enclosure for a portable hemodialysis system
US8042563B2 (en) 2007-02-27 2011-10-25 Deka Products Limited Partnership Cassette system integrated apparatus
US8425471B2 (en) 2007-02-27 2013-04-23 Deka Products Limited Partnership Reagent supply for a hemodialysis system
GB0712757D0 (en) * 2007-07-02 2007-08-08 Smith & Nephew Pressure control
GB0715259D0 (en) 2007-08-06 2007-09-12 Smith & Nephew Canister status determination
US9408954B2 (en) 2007-07-02 2016-08-09 Smith & Nephew Plc Systems and methods for controlling operation of negative pressure wound therapy apparatus
US8197431B2 (en) * 2007-09-21 2012-06-12 Baxter International Inc. Acoustic access disconnect detection system
AU2013204691B2 (en) * 2007-10-12 2015-11-26 Deka Products Limited Partnership Apparatus and Methods for Hemodialysis
US10201647B2 (en) 2008-01-23 2019-02-12 Deka Products Limited Partnership Medical treatment system and methods using a plurality of fluid lines
KR102060347B1 (en) 2008-01-23 2019-12-30 데카 프로덕츠 리미티드 파트너쉽 Pump cassette and methods for use in medical treatment system using a plurality of fluid lines
PL2303357T3 (en) 2008-06-26 2016-04-29 Gambro Lundia Ab Method and device for processing a time-dependent measurement signal
US8192388B2 (en) 2008-07-25 2012-06-05 Baxter International Inc. System and method for detecting access disconnection
US8114043B2 (en) 2008-07-25 2012-02-14 Baxter International Inc. Electromagnetic induction access disconnect sensor
CN102573618B (en) 2009-06-26 2015-03-11 甘布罗伦迪亚股份公司 Devices and a method for data extraction
JP2013501578A (en) * 2009-08-12 2013-01-17 マイアミ チルドレンズ ホスピタル リサーチ インスティテュート Extracorporeal blood circuit for cardiopulmonary bypass
CA2779296C (en) 2009-10-30 2018-02-13 Deka Products Limited Partnership Apparatus and method for detecting disconnection of an intravascular access device
WO2011080189A1 (en) * 2009-12-28 2011-07-07 Gambro Lundia Ab Monitoring a property of the cardiovascular system of a subject
EP2519277B1 (en) 2009-12-28 2017-09-27 Gambro Lundia AB Apparatus and method for prediction of rapid symptomatic blood pressure decrease
US9999717B2 (en) 2011-05-24 2018-06-19 Deka Products Limited Partnership Systems and methods for detecting vascular access disconnection
AU2012258687C1 (en) 2011-05-24 2018-03-08 Deka Products Limited Partnership Hemodial ysis system
US9895109B2 (en) 2013-03-20 2018-02-20 Gambro Lundia Ab Monitoring of cardiac arrest in a patient connected to an extracorporeal blood processing apparatus
DE102014111665A1 (en) 2014-08-14 2016-02-18 B. Braun Avitum Ag A method of adjusting blood flow in a dialyzer and dialysis machine
WO2017087728A1 (en) 2015-11-20 2017-05-26 Tc1 Llc Improved connectors and cables for use with ventricle assist systems
EP3711788B1 (en) 2015-11-20 2022-08-03 Tc1 Llc Blood pump controllers having daisy-chained batteries
WO2017087785A1 (en) 2015-11-20 2017-05-26 Tc1 Llc Energy management of blood pump controllers
WO2017087380A1 (en) * 2015-11-20 2017-05-26 Tc1 Llc System architecture that allows patient replacement of vad controller/interface module without disconnection of old module
US10413654B2 (en) 2015-12-22 2019-09-17 Baxter International Inc. Access disconnection system and method using signal metrics
US11389641B2 (en) 2018-03-21 2022-07-19 Tc1 Llc Modular flying lead cable and methods for use with heart pump controllers
US10953145B2 (en) 2018-03-21 2021-03-23 Tci Llc Driveline connectors and methods for use with heart pump controllers
WO2019212861A1 (en) 2018-04-30 2019-11-07 Tc1 Llc Improved blood pump connectors
EP3801675B1 (en) 2018-05-31 2024-01-03 Tc1 Llc Improved blood pump controllers
US20210361840A1 (en) * 2020-05-22 2021-11-25 Fenwal, Inc. Systems and methods for pumping saline through a sterilizing filter

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2927582A (en) * 1956-03-19 1960-03-08 Research Corp Pump-oxygenator
US3091239A (en) * 1958-08-25 1963-05-28 Moeller Wilhelm Apparatus for intravasal injection of gaseous and liquid media
US3496878A (en) * 1967-04-07 1970-02-24 Bio Medical Systems Inc System and apparatus for transfer of human fluids
US3656478A (en) * 1970-04-13 1972-04-18 Brookline Instr Co Infusion monitor utilizing weight detecting means
DE2108757C3 (en) * 1971-02-24 1974-01-17 Egon Georg 8000 Muenchen Weishaar Device for suctioning blood from a surgical wound and feeding it to a heart-lung machine
US3756234A (en) * 1971-06-04 1973-09-04 Vital Assists Single needle dialysis
US3731680A (en) * 1971-10-21 1973-05-08 F Wright Pressure regulating controller
US3778694A (en) * 1972-06-05 1973-12-11 Texaco Inc Electric motor control system for a beam-type pumping load

Also Published As

Publication number Publication date
IT1022226B (en) 1978-03-20
DD115038A5 (en) 1975-09-12
DE2445403C2 (en) 1983-09-01
US3882861A (en) 1975-05-13
JPS6231949B2 (en) 1987-07-11
DK485374A (en) 1975-05-20
DK156413B (en) 1989-08-21
FR2244546B1 (en) 1978-04-28
DK156413C (en) 1990-01-22
FR2244546A1 (en) 1975-04-18
NL7412448A (en) 1975-03-26
DE2445403A1 (en) 1975-04-03
GB1487242A (en) 1977-09-28
JPS5063790A (en) 1975-05-30
SE7411684L (en) 1975-03-25
BE820223A (en) 1975-01-16
CH582519A5 (en) 1976-12-15

Similar Documents

Publication Publication Date Title
SE411704B (en) Blood Pump Controller.
NL175347C (en) PUMP DEVICE.
NL7410918A (en) SYRINGE.
NL7413275A (en) DIAPHRAGM PUMP.
NL7411096A (en) MULTIPLEX PUMP.
NL7315574A (en) TISSUE.
NL7315917A (en) VACUUM PUMP.
NL7314952A (en) SYRINGE.
NL7412897A (en) DISPOSABLE PLUIER.
NL167330C (en) DIALYSIS DEVICE.
IT1006721B (en) MULTIPLE PUMP
NL7412719A (en) GETTER PUMP.
SE393438B (en) PUMP UNIT FOR VETSKOR
NL7412079A (en) DISPOSABLE PLUIER.
NL181629C (en) DIALYSIS DEVICE.
DK140318B (en) Hose pump.
NL180980C (en) DIALYSIS DEVICE.
NL7411296A (en) CIRCULATION PUMP.
DK131438B (en) Centrifugal pump.
NL7415321A (en) PUMP ASSEMBLY.
NL157977B (en) HOSE PUMP HOSE.
NO138608C (en) SUBMISSIBLE BAG PUMP.
NL173708C (en) HOSPITAL.
BE812648A (en) HEAT PUMP
DK133520B (en) Heat pump system.

Legal Events

Date Code Title Description
NUG Patent has lapsed

Ref document number: 7411684-9

Effective date: 19930406

Format of ref document f/p: F