FILTRATION DEVICE AND FILTRATION METHOD

摘要

Provided are a filtration device and filtration method which make it possible to suppress clogging caused by a biological substance, and separate the biological substance from a liquid. This filtration device is equipped with: a container having an introduction port through which a liquid containing a biological substance is introduced, and a discharge port through which the liquid is discharged; and a membrane having a plurality of through-holes and provided between the introduction port of the container and the discharge port thereof. The biological substance is separated from the liquid as a result of the passage of the liquid through the membrane in the horizontal direction.