IT951342B - PRESSURE MODULATOR FOR ARTIFICIAL BLOOD CIRCUIT - Google Patents

PRESSURE MODULATOR FOR ARTIFICIAL BLOOD CIRCUIT

Info

Publication number
IT951342B
IT951342B IT23057/72A IT2305772A IT951342B IT 951342 B IT951342 B IT 951342B IT 23057/72 A IT23057/72 A IT 23057/72A IT 2305772 A IT2305772 A IT 2305772A IT 951342 B IT951342 B IT 951342B
Authority
IT
Italy
Prior art keywords
blood circuit
artificial blood
pressure modulator
modulator
pressure
Prior art date
Application number
IT23057/72A
Other languages
Italian (it)
Original Assignee
Rhone Poulenc Sa
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 Rhone Poulenc Sa filed Critical Rhone Poulenc Sa
Application granted granted Critical
Publication of IT951342B publication Critical patent/IT951342B/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
    • 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
    • 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
    • A61M1/14Dialysis 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
    • A61M1/26Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis with membranes and internal elements which are moving
    • A61M1/267Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis with membranes and internal elements which are moving used for pumping
    • 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
    • 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
    • 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
    • A61M60/20Type thereof
    • A61M60/247Positive displacement blood pumps
    • A61M60/253Positive displacement blood pumps including a displacement member directly acting on the blood
    • A61M60/268Positive displacement blood pumps including a displacement member directly acting on the blood the displacement member being flexible, e.g. membranes, diaphragms or bladders
    • 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
    • A61M60/30Medical 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
    • A61M60/38Blood oxygenation
    • 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
    • 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
    • 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
    • A61M60/562Electronic control means, e.g. for feedback regulation for making blood flow pulsatile in blood pumps that do not intrinsically create pulsatile 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
    • A61M60/00Blood pumps; Devices for mechanical circulatory actuation; Balloon pumps for circulatory assistance
    • A61M60/80Constructional details other than related to driving
    • A61M60/845Constructional details other than related to driving of extracorporeal blood pumps
    • A61M60/851Valves
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D63/00Apparatus in general for separation processes using semi-permeable membranes
    • B01D63/16Rotary, reciprocated or vibrated modules
    • 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
    • F04B43/025Machines, pumps, or pumping installations having flexible working members having plate-like flexible members, e.g. diaphragms two or more plate-like pumping members in parallel
    • 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
    • F04B43/073Pumps having fluid drive the actuating fluid being controlled by at least one valve
    • 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
    • A61M60/00Blood pumps; Devices for mechanical circulatory actuation; Balloon pumps for circulatory assistance
    • A61M60/50Details relating to control

Landscapes

  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Cardiology (AREA)
  • Animal Behavior & Ethology (AREA)
  • Veterinary Medicine (AREA)
  • Anesthesiology (AREA)
  • Biomedical Technology (AREA)
  • Hematology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Public Health (AREA)
  • General Health & Medical Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Vascular Medicine (AREA)
  • Urology & Nephrology (AREA)
  • Emergency Medicine (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Pulmonology (AREA)
  • External Artificial Organs (AREA)
IT23057/72A 1971-04-13 1972-04-13 PRESSURE MODULATOR FOR ARTIFICIAL BLOOD CIRCUIT IT951342B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7112959A FR2131144A5 (en) 1971-04-13 1971-04-13

Publications (1)

Publication Number Publication Date
IT951342B true IT951342B (en) 1973-06-30

Family

ID=9075177

Family Applications (1)

Application Number Title Priority Date Filing Date
IT23057/72A IT951342B (en) 1971-04-13 1972-04-13 PRESSURE MODULATOR FOR ARTIFICIAL BLOOD CIRCUIT

Country Status (10)

Country Link
US (1) US3864248A (en)
BE (1) BE782009A (en)
BR (1) BR7202129D0 (en)
DE (1) DE2217915A1 (en)
FR (1) FR2131144A5 (en)
GB (1) GB1378701A (en)
IT (1) IT951342B (en)
LU (1) LU65153A1 (en)
NL (1) NL7204542A (en)
SE (1) SE7204740L (en)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1442754A (en) * 1972-06-28 1976-07-14 Nat Res Dev Apparatus for and method of effecting heat or mass transfer berween fluids
FR2287241A2 (en) * 1974-10-09 1976-05-07 Rhone Poulenc Ind Haemodialysis blood circuit - has pipes, pump and accessories forming variable volume blood chamber
JPS5544619B2 (en) * 1974-12-23 1980-11-13
US4071444A (en) * 1976-10-12 1978-01-31 Purdue Research Foundation Portable chemical reactor for use as an artificial kidney
JPS5450196A (en) * 1977-09-28 1979-04-19 Kato Isamu Method of dialyzing blood in artificial kidney
US4303068A (en) * 1978-02-28 1981-12-01 Rensselaer Polythechnic Institute Method and apparatus for single pass hemodialysis with high flux membranes and controlled ultrafiltration
GB2048114B (en) * 1978-11-22 1983-02-09 Bellhouse Brian John Transfer membrane apparatus
ZA796243B (en) * 1978-11-22 1980-11-26 B Bellhouse Transfer membrane apparatus
WO1980002805A1 (en) * 1979-06-11 1980-12-24 Gambro Ab Process for the treating of and/or removal of substances from a liquid,especially whole blood,and a device and a membrane for the realization of said process
US4383921A (en) * 1979-11-21 1983-05-17 Bellhouse Brian John Apparatus for heat or mass transfer
GB2093369B (en) * 1980-09-03 1984-07-18 Nemtec Lab Pty Ltd Fluid treatment apparatus
DE3317551A1 (en) * 1983-05-13 1984-11-15 Stephan Dipl.-Chem. Dr.rer.nat. 8000 München Nees PERFUSION DEVICE FOR "IN VITRO" RINSING OF ANCHORING-RELATED BIOLOGICAL CELL SYSTEMS
US4565626A (en) * 1983-11-30 1986-01-21 Takeda Chemical Industries, Ltd. Apparatus for blood treatment by pressing blood into treating material and then drawing it out
US5537335A (en) * 1993-11-01 1996-07-16 University Of Pittsburgh Of The Commonwealth System Of Higher Education Fluid delivery apparatus and associated method
ES2232409T3 (en) 2000-04-28 2005-06-01 Ministero Dell' Universita' E Della Ricerca Scientifica E Tecnologica VENTRICULAR ASSISTANCE DEVICE.
US7144381B2 (en) 2001-06-20 2006-12-05 The Regents Of The University Of California Hemodialysis system and method
EP3225949A1 (en) * 2011-05-20 2017-10-04 Equitec Holding B.V. A method for exchanging heat between a heat exchange fluid and a perishable product fluid, a removable heat exchange cartridge and a heat exchange system
CN111840780B (en) * 2020-06-24 2022-07-12 安徽通灵仿生科技有限公司 Line adapter suitable for blood purification device during ECMO

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3060934A (en) * 1960-03-24 1962-10-30 Claff Clarence Lloyd Membrane-type oxygenator
US3412865A (en) * 1964-11-16 1968-11-26 John F. Lontz Artificial kidney
FR1597874A (en) * 1968-12-16 1970-06-29

Also Published As

Publication number Publication date
US3864248A (en) 1975-02-04
NL7204542A (en) 1972-10-17
FR2131144A5 (en) 1972-11-10
BE782009A (en) 1972-10-13
BR7202129D0 (en) 1973-06-14
SE7204740L (en) 1972-10-16
GB1378701A (en) 1974-12-27
LU65153A1 (en) 1972-12-07
DE2217915A1 (en) 1972-10-19

Similar Documents

Publication Publication Date Title
IT1001541B (en) EXTRACORFOREC CIRCUIT OF BLOOD
IT951342B (en) PRESSURE MODULATOR FOR ARTIFICIAL BLOOD CIRCUIT
DK133324B (en) BLOOD PRESSURE CUFF
BR7202533D0 (en) ARTIFICIAL TENTON
AT345960B (en) SURGICAL FACE MASK
AT350708B (en) SURGICAL FACE MASK
AT336772B (en) FOOT PROSTHESIS
SE416449B (en) HYDROCYCLON ARRANGEMENTS RECEIVING HIGH HYDRAULIC PRESSURE
AT318394B (en) pressure vessel
AT320369B (en) pressure vessel
AT337072B (en) PRESSURE VESSEL
AT344796B (en) MODULATOR CIRCUIT
AT349544B (en) MODULATOR CIRCUIT
AT336771B (en) ARTIFICIAL LEG
IT946568B (en) PERFECTED DELTA MODULATOR
CH503960A (en) Self-heating capsule
BE790036A (en) AMBULANCE
SE394855B (en) IMPLANT ARTIFICIAL HEART
CH534313A (en) Ankle
SE386846B (en) LOW PRESSURE CASTING PLANT
CH517480A (en) Blood pressure monitor
IT1016396B (en) PROCEDURE TO COMMUNICATE MORE CORRESPONDING AND CIRCUIT FOR THE IMPLEMENTATION OF THE PROCEDURE
SE388775B (en) BLOOD PUMP
IT950689B (en) PROCEDURE TO STABILIZE PROPANOSULTONE
BR7206854D0 (en) PERFECTED PUMP