Patent ID: 8857627
Filing Date: 2014-10-14
Classification: A61M

Abstract:
1. A blood processing filter comprising: a flexible container having an inlet and an outlet for blood, a sheet-like filter member that is assembled in the flexible container, a seal part that seals the flexible container and the filter member to form an effective filtration portion of the filter member, a partition part that seals the flexible container and the filter member to partition the effective filtration portion into a plurality of areas; wherein the sheet-like filter member has a continuous peripheral edge, the seal part is formed so as to be continuous, and the seal part and the partition part cooperate with the filter member to divide inside of the flexible container into three or more internal spaces including an inlet space that communicates with the inlet and an outlet space that communicates with the outlet, and the seal part and the partition part cooperating with the filter member to provide a blood channel defined by a channel that passes through each of the three or more internal spaces and passes multiple times through the filter member, and, in a plan view of the flexible container, the partition part is formed continuously and surrounds the outlet of the flexible container.