IMPLANTABLE BLOOD FILTERING DEVICE

摘要

An implantable filtering device for implanting within an artery supplying blood to the brain, the device being made of bio-compatible material and comprising a filtering unit for entrapping plaque debris, and an anchoring member engageable with the walls of the carotid artery for anchoring said filtering unit at a fixed location within the artery. The filtering unit has a tapering shape extending between a wide inlet portion and a narrower outlet portion extending downstream, and a trap element fitted at the outlet portion comprising for entrapping plaque debris. A method is provided for detecting occlusion of the filtering device and removal of plaque debris.