Patent ID: 6783538
Filing Date: 2004-08-31
Classification: A61B,A61F

Abstract:
A removable vessel filter comprising a first filtering portion, a first anchoring portion spaced axially from the first filtering portion, a transverse dimension of the first filtering portion in an expanded configuration being less than a transverse dimension of the first anchoring portion in an expanded configuration, and a second filtering portion and a second anchoring portion, the second anchoring portion spaced axially from and non-overlapping the first filtering portion and first anchoring portion, a transverse dimension of the second filtering portion being less than a transverse dimension of the second anchoring portion, the first and second filtering portions being positioned closer to each other than the first and second anchoring portions, and the anchoring portions being formed on first and second opposite portions of the vessel filter and forming closed loops, the vessel filter being removable from a vessel wall by engagement of either the first filtering portion or the second filtering portion.