Process and device for the selective separation of pathological

Details Process and device for the selective separation of pathological Process and device for the selective separation of pathological

1985-06-13

1989-03-28

Spear, Frank

Liquid purification or separation

Processes

Liquid/liquid solvent or colloidal extraction or diffusing...

210315, 210338, B01D 1300

Patent

active

048161624

ABSTRACT:
A process and device for the selective separation of pathological and/or toxic species from blood, plasma or serum wherein a plasma or serum fraction is passed through a container containing one or more filter candles of decreasing means pore diameter and which may contain a sterilizable spacing disc between the filter candles. In accordance with the invention, macromolecular pathological and/or toxic species with molecular weight exclusion limits between about 20,000 and 3,000,000 D may be selectively separated from a fraction of plasma or serum.

REFERENCES:
patent: 3542199 (1970-11-01), Bray et al.
patent: 3561602 (1971-02-01), Molitor
patent: 4000072 (1976-12-01), Sato et al.
patent: 4031010 (1977-06-01), Hose
patent: 4303530 (1981-12-01), Shah et al.
patent: 4306973 (1981-12-01), Ishikawa
patent: 4375415 (1983-03-01), Lavender
patent: 4472303 (1984-09-01), Tanihara et al.
patent: 4490254 (1984-12-01), Gordon et al.
WO82/03568, Dorson, Jr., et al., 10-1982.

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