Serum separating apparatus

Details Serum separating apparatus Serum separating apparatus

1991-11-19

1993-11-30

Dawson, Robert A.

Liquid purification or separation

Gravitational separator

Portable invertible, e.g., milk and cream separator

210514, 210518, 422102, 422103, B01D 2126

Patent

active

052661997

ABSTRACT:
This invention relates to an apparatus used in a centrifugal separating step for sample preparation in the field of clinical chemistry. Especially, the invention relates to a separating apparatus used for isolating a serum fraction from a freshly isolated blood sample without contamination with a clot fraction. A serum separating apparatus according to the present invention is characterized by comprising an elastic body in the form of a cylindrical tube and a ball which can fitted to an opening of the elastic body and by positioning at a boundary of said fractions after the centrifugation.

REFERENCES:
patent: 1859362 (1932-05-01), Grauman
patent: 3780935 (1973-12-01), Lukacs et al.
patent: 3814248 (1974-06-01), Lawhead
patent: 3897343 (1975-07-01), Ayres
patent: 4055501 (1977-10-01), Cornell
patent: 4189385 (1980-02-01), Greenspan
patent: 4464254 (1984-08-01), Dojki et al.

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