Process and device for the separation of a body fluid from particulate materials
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United States of America Patent
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Aug 31, 1993
Grant Date -
N/A
app pub date -
Mar 23, 1989
filing date -
Mar 29, 1988
priority date (Note) -
Expired
status (Latency Note)
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Abstract
The present invention deals with a process and device for the separation of a body fluid from particulate materials in the fluid to be used for a chemical analysis of the fluid components. The process and device are in particular suitable for the separation of plasma from whole blood. Furthermore the present invention relates to a testing kit for the above mentioned separation and analysis purposes. The device has a collector membrane of defined capacity which intimately contacts the small pore side of a separator membrane having asymmetric pores passing through it permitting the application of a body fluid to the large pore side of the separator membrane.
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