Patent ID: 8388566
Filing Date: 2013-03-05
Classification: A61M

Abstract:
1. A blood processing apparatus comprising: an apparatus housing having a blood inlet and a blood outlet, the blood inlet extending into an interior of the apparatus housing; a heat exchanger disposed about the blood inlet and in fluid communication therewith; a gas exchanger disposed about the heat exchanger and in fluid communication therewith; a filter housing coupled about the apparatus housing and defining a filter volume between the apparatus housing and the filter housing, the filter volume in fluid communication with the gas exchanger via one or more openings formed within the apparatus housing such that blood exiting the gas exchanger can pass into the filter volume; and a filter assembly disposed within the filter housing, the filter assembly including a filter frame having one or more ribs and a filter net disposed on the filter frame, the one or more ribs aligned with at least a portion of the one or more openings so as to reduce blood velocity through at least a portion of the filter net, wherein the filter frame has a first annular frame ring having a first diameter, a second annular frame ring having a second diameter greater than the first diameter and one or more bridge elements extending between the first annular frame ring and the second annular frame ring.