[go: up one dir, main page]

Göhl et al., 1986 - Google Patents

PC-PE Hollow-Fiber Membrane: Structure, Performance Characteristics and Manufacturing

Göhl et al., 1986

Document ID
3846847593361546299
Author
Göhl H
Raff M
Harttig H
Deppisch R
Publication year
Publication venue
Blood Purification

External Links

Snippet

Polyether-polycarbonate hollow fibers, spun by the phase inversion method, yield a dialysis membrane with a limited ultrafiltration coefficient but high diffusive permeability. Dialysers are made out of this membrane and are sterilized by gamma radiation. The dialysers show …
Continue reading at karger.com (other versions)

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 haemofiltration, pheris
    • A61M1/16—Dialysis systems; Artificial kidneys; Blood oxygenators; Reciprocating systems for treatment of body fluids, e.g. single needle systems for haemofiltration, pheris 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
    • 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
    • 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
    • A61M1/34—Filtering material out of the blood by passing it through a membrane, i.e. haemofiltration, diafiltration
    • A61M1/3496—Plasmapheresis; Leucopheresis; Lymphopheresis
    • 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
    • B01D71/08—Polysaccharides
    • B01D71/10—Cellulose; Modified cellulose
    • 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
    • A61M2205/75—General characteristics of the apparatus with filters
    • A61M2205/7563—General characteristics of the apparatus with filters with means preventing clogging of filters
    • 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
    • B01D71/76—Macromolecular material not specifically provided for in a single one of groups B01D71/08 - B01D71/74
    • 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
    • B01D71/30—Polyalkenyl halides
    • 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
    • B01D69/08—Hollow fibre membranes

Similar Documents

Publication Publication Date Title
US8136675B2 (en) Perm selective asymmetric hollow fibre membrane for the separation of toxic mediators from blood
KR101295949B1 (en) Plasma separation membrane
JP4211168B2 (en) Dialyzer manufacturing method and sterilization method
US4402940A (en) Method for treating blood plasma employing a hollow fiber membrane
EP0294737B1 (en) Polysulfone hollow fiber membrane and process for making the same
US7572374B2 (en) Anticoagulant and thrombo-resistant hollow fiber membranes for in-vivo plasmapheresis and ultrafiltration
US20140014568A1 (en) Multizone polymer membrane and dialyzer
KR102230435B1 (en) Porous membrane, blood purifying module incorporating porous membrane, and method for producing porous membrane
US6042783A (en) Hollow yarn membrane used for blood purification and blood purifier
JP4061798B2 (en) Semipermeable membrane for blood treatment and dialyzer for blood treatment using the same
US10888823B2 (en) Membrane with improved permeability and selectivity
JP4190079B2 (en) Hollow fiber membrane for blood purification and hollow fiber membrane artificial kidney
JP4992104B2 (en) Module for hemofiltration or hemodiafiltration
AU672856B2 (en) High flux hollow fiber membrane
JP3934340B2 (en) Blood purifier
JPH10230148A (en) Semipermeable membrane
JP2703266B2 (en) Polysulfone hollow fiber membrane and method for producing the same
JP4211169B2 (en) Dialysis machine for blood treatment
Göhl et al. PC-PE Hollow-Fiber Membrane: Structure, Performance Characteristics and Manufacturing
JPH09308685A (en) Hollow fiber membrane for blood purification and blood purifying device
JP4190361B2 (en) Hollow fiber type body fluid treatment device, hollow fiber bundle used therefor, and method for producing them
JP4003982B2 (en) Polysulfone-based selectively permeable separation membrane
JP2006187768A (en) Production method of polysulfone type hollow fiber membrane and production method of module for medical care using it
Perepechkin et al. Hollow fibres for medical applications. A review
Van Geertruyden et al. 19 Hemodialysis Membranes