CL2021001276A1 - Dispositivos y sistemas de difusión microfluídica y métodos de fabricación y uso de estos (divisional de la solicitud n° 201902831) - Google Patents

Dispositivos y sistemas de difusión microfluídica y métodos de fabricación y uso de estos (divisional de la solicitud n° 201902831)

Info

Publication number
CL2021001276A1
CL2021001276A1 CL2021001276A CL2021001276A CL2021001276A1 CL 2021001276 A1 CL2021001276 A1 CL 2021001276A1 CL 2021001276 A CL2021001276 A CL 2021001276A CL 2021001276 A CL2021001276 A CL 2021001276A CL 2021001276 A1 CL2021001276 A1 CL 2021001276A1
Authority
CL
Chile
Prior art keywords
methods
divisional
manufacture
systems
application
Prior art date
Application number
CL2021001276A
Other languages
English (en)
Inventor
Joseph A Potkay
Original Assignee
The Government Of The Us Department Of Veterans Affairs
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 The Government Of The Us Department Of Veterans Affairs filed Critical The Government Of The Us Department Of Veterans Affairs
Publication of CL2021001276A1 publication Critical patent/CL2021001276A1/es

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
    • A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
    • A61M1/14—Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis
    • A61M1/16—Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis with membranes
    • A61M1/1698—Blood oxygenators with or without heat-exchangers
    • 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
    • A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
    • 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
    • A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
    • A61M1/14—Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis
    • A61M1/16—Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis with membranes
    • A61M1/1621—Constructional aspects thereof
    • A61M1/1623—Disposition or location of membranes relative to fluids
    • 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
    • A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
    • A61M1/36—Other treatment of blood in a by-pass of the natural circulatory system, e.g. temperature adaptation, irradiation ; Extra-corporeal blood circuits
    • A61M1/3621—Extra-corporeal blood circuits
    • A61M1/3666—Cardiac or cardiopulmonary bypass, e.g. heart-lung machines
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D63/00—Apparatus in general for separation processes using semi-permeable membranes
    • B01D63/005—Microfluidic devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D63/00—Apparatus in general for separation processes using semi-permeable membranes
    • B01D63/06—Tubular membrane modules
    • B01D63/062—Tubular membrane modules with membranes on a surface of a support tube
    • B01D63/065—Tubular membrane modules with membranes on a surface of a support tube on the outer surface thereof
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D67/00—Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
    • B01D67/0002—Organic membrane manufacture
    • B01D67/0004—Organic membrane manufacture by agglomeration of particles
    • B01D67/00045—Organic membrane manufacture by agglomeration of particles by additive layer techniques, e.g. selective laser sintering [SLS], selective laser melting [SLM] or 3D printing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D67/00—Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
    • B01D67/0002—Organic membrane manufacture
    • B01D67/0023—Organic membrane manufacture by inducing porosity into non porous precursor membranes
    • B01D67/0032—Organic membrane manufacture by inducing porosity into non porous precursor membranes by elimination of segments of the precursor, e.g. nucleation-track membranes, lithography or laser methods
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D67/00—Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
    • B01D67/0081—After-treatment of organic or inorganic membranes
    • B01D67/009—After-treatment of organic or inorganic membranes with wave-energy, particle-radiation or plasma
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
    • B01D69/02—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor characterised by their properties
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
    • B01D69/04—Tubular membranes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
    • B01D69/12—Composite membranes; Ultra-thin membranes
    • B01D69/1213—Laminated layers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
    • B01D71/06—Organic material
    • B01D71/70—Polymers having silicon in the main chain, with or without sulfur, nitrogen, oxygen or carbon only
    • B01D71/701—Polydimethylsiloxane
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B19/00—Machines or pumps having pertinent characteristics not provided for in, or of interest apart from, groups F04B1/00 - F04B17/00
    • F04B19/006—Micropumps
    • 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
    • A61M2205/00—General characteristics of the apparatus
    • A61M2205/02—General characteristics of the apparatus characterised by a particular materials
    • A61M2205/0244—Micromachined materials, e.g. made from silicon wafers, microelectromechanical systems [MEMS] or comprising nanotechnology
    • 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
    • A61M2205/00—General characteristics of the apparatus
    • A61M2205/82—Internal energy supply devices
    • A61M2205/8206—Internal energy supply devices battery-operated
    • 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
    • A61M2207/00—Methods of manufacture, assembly or production
    • 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
    • A61M2209/00—Ancillary equipment
    • A61M2209/08—Supports for equipment
    • A61M2209/088—Supports for equipment on the body
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/04—Characteristic thickness
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/08—Patterned membranes

Landscapes

  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Manufacturing & Machinery (AREA)
  • Urology & Nephrology (AREA)
  • Vascular Medicine (AREA)
  • Physics & Mathematics (AREA)
  • Emergency Medicine (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hematology (AREA)
  • Biomedical Technology (AREA)
  • Anesthesiology (AREA)
  • Optics & Photonics (AREA)
  • Inorganic Chemistry (AREA)
  • Cardiology (AREA)
  • Dispersion Chemistry (AREA)
  • Plasma & Fusion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Pulmonology (AREA)
  • External Artificial Organs (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
  • Prostheses (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Nitrogen And Oxygen As The Only Ring Hetero Atoms (AREA)

Abstract

Se describen en la presente dispositivos de difusión microfluídica de membrana enrollada y los métodos de fabricación correspondientes. También se describen en la presente dispositivos microfluídicos impresos tridimensionalmente y los métodos de fabricación correspondientes. Opcionalmente, los dispositivos microfluídicos descritos pueden funcionar como dispositivos de pulmón artificial.
CL2021001276A 2017-04-03 2021-05-14 Dispositivos y sistemas de difusión microfluídica y métodos de fabricación y uso de estos (divisional de la solicitud n° 201902831) CL2021001276A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US201762480809P 2017-04-03 2017-04-03

Publications (1)

Publication Number Publication Date
CL2021001276A1 true CL2021001276A1 (es) 2021-12-17

Family

ID=63712745

Family Applications (2)

Application Number Title Priority Date Filing Date
CL2019002831A CL2019002831A1 (es) 2017-04-03 2019-10-03 Dispositivos y sistemas de difusión microfluídica, y métodos de fabricación y uso
CL2021001276A CL2021001276A1 (es) 2017-04-03 2021-05-14 Dispositivos y sistemas de difusión microfluídica y métodos de fabricación y uso de estos (divisional de la solicitud n° 201902831)

Family Applications Before (1)

Application Number Title Priority Date Filing Date
CL2019002831A CL2019002831A1 (es) 2017-04-03 2019-10-03 Dispositivos y sistemas de difusión microfluídica, y métodos de fabricación y uso

Country Status (12)

Country Link
US (2) US11759558B2 (es)
EP (2) EP3607205A4 (es)
JP (1) JP2020515369A (es)
KR (1) KR20190136041A (es)
CN (1) CN110573194B (es)
AU (1) AU2018250163B2 (es)
BR (1) BR112019020580A2 (es)
CA (1) CA3056444A1 (es)
CL (2) CL2019002831A1 (es)
EA (1) EA201992365A1 (es)
SG (1) SG11201908733RA (es)
WO (1) WO2018187372A2 (es)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3646903A1 (en) * 2018-10-29 2020-05-06 Centre National De La Recherche Scientifique Microfluidic gas exchange devices and methods for making them
RU2708057C1 (ru) * 2019-05-07 2019-12-03 Федеральное государственное бюджетное образовательное учреждение высшего образования "Амурская государственная медицинская академия" Министерства здравоохранения Российской Федерации Способ снижения холестерина в крови у пациентов с периферическим атеросклерозом и дислипидемией

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US3892533A (en) * 1973-03-02 1975-07-01 Sci Med Oxygenator gas distribution header
JPS574363B2 (es) * 1973-08-31 1982-01-26
JPS5652602B2 (es) * 1973-09-03 1981-12-14
JPS5341094A (en) * 1976-09-27 1978-04-14 Aroozu Kk Membrane artificial lung
JPS583722B2 (ja) * 1978-12-28 1983-01-22 日機装株式会社 物質交換装置
US5192320A (en) 1987-07-11 1993-03-09 Dainippon Ink And Chemicals Inc. Artificial lung and method of using it
US5236665A (en) * 1988-10-20 1993-08-17 Baxter International Inc. Hollow fiber treatment apparatus and membrane oxygenator
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JP4141565B2 (ja) * 1999-02-24 2008-08-27 財団法人川村理化学研究所 膜分離デバイスの製造方法
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WO2004026115A2 (en) * 2002-09-23 2004-04-01 The General Hospital Corporation Theree-dimensional construct for the design and fabrication of physiological fluidic networks
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CN101272729B (zh) * 2005-08-24 2011-05-18 弗洛西恩公司 微流体***和将隔膜附着于管道的方法
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CN101374558B (zh) * 2006-01-30 2013-06-12 加利福尼亚大学董事会 腹膜透析方法和装置
MX2008014732A (es) * 2006-05-22 2009-04-07 Univ Columbia Sistemas y metodos de intercambio sin membrana microfluidica usando filtracion de corrientes de salida de fluidos de extraccion.
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Also Published As

Publication number Publication date
EA201992365A1 (ru) 2020-02-12
WO2018187372A2 (en) 2018-10-11
US20200061271A1 (en) 2020-02-27
SG11201908733RA (en) 2019-10-30
CN110573194B (zh) 2022-04-19
EP3607205A4 (en) 2020-12-23
JP2020515369A (ja) 2020-05-28
WO2018187372A3 (en) 2019-10-24
CL2019002831A1 (es) 2020-03-13
US11759558B2 (en) 2023-09-19
EP3760245A1 (en) 2021-01-06
KR20190136041A (ko) 2019-12-09
EP3607205A2 (en) 2020-02-12
AU2018250163A1 (en) 2019-10-17
CA3056444A1 (en) 2018-10-11
BR112019020580A2 (pt) 2020-04-28
US20230084914A1 (en) 2023-03-16
CN110573194A (zh) 2019-12-13
AU2018250163B2 (en) 2024-05-23

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