Blood filter unit

摘要

The blood filter unit of the invention comprises a blood filter unit which comprises a blood filtering material comprising glass fiber filter and microporous membrane, and a holder having a blood inlet and a filtrate outlet, accommodating the blood filtering material so that the microporous membrane is located on the filtrate outlet side, being provided with a space between the blood filtering material and the filtrate outlet, and being provided with a means for preventing adhesion of the blood filtering material on the filtrate outlet side. By using the blood filter unit, a necessary volume of plasma or serum for analysis can be separated surely irrespective of hematocrit value of the blood.