Micro-filter for filtering blood cells

Details Micro-filter for filtering blood cells Micro-filter for filtering blood cells

2006-09-12

2006-09-12

Menon, Krishnan S. (Department: 1723)

Liquid purification or separation

Filter

Supported, shaped or superimposed formed mediums

C210S348000, C210S483000, C210S488000, C210S645000, C210S650000, C422S068100, C422S105000, C422S105000, C422S129000, C422S138000, C137S833000, C137S827000, C137S550000, C366S341000

Reexamination Certificate

active

07104406

ABSTRACT:
A micro-filter for filtering blood cells has a plurality of filtering channel structures, each having a first through hole and a first concave portion connecting to each other, and a plurality of through channel structures respectively connect to the filtering channel structures. Each defines a second through hole opposite the first concave portion, whereby the filtering channel structures are respectively attached to the through channel structures to provide more than two filtering effects.

REFERENCES:
patent: 5256360 (1993-10-01), Li
patent: 5690763 (1997-11-01), Ashmead et al.
patent: 5811062 (1998-09-01), Wegeng et al.
patent: 6409072 (2002-06-01), Breuer et al.
patent: 6814859 (2004-11-01), Koehler et al.
patent: 2004/0053422 (2004-03-01), Chan et al.

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