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US 7,033,376 B2Granted
Intravascular filter retrieval device and method
AssigneeSciMed Life Systems, Inc.
InventorVladimir Tsukernik
Life of this patent
Estimating the term…
Abstract
A thrombus filter configured for placement in within a blood vessel lumen defined by a blood vessel wall. Methods and devices for selectively removing the thrombus filter when the presence of a filter in the vascular system is no longer desired. The thrombus filter includes a first strand formation, a second strand formation, and a joined portion.
Claims4
A thrombus filter element for placement within a blood vessel lumen defined by a blood vessel wall comprising:
- a filter having a filtering portion, the filter having a first position and a second position;
- a sliding member;
- wherein when the sliding member is in a first location, the filter is in the first position and when the sliding member is in a second location, the filter is in the second position, wherein the sliding member is slidably disposed on the filtering portion in at least one of the first and second positions.
A thrombus filter element for placement within a blood vessel lumen defined by a blood vessel wall comprising:
- a filter having a filtering portion, the filter having a first position and a second position;
- and
- a sliding member having a lumen therethrough,
- wherein the filter is at least partially disposed in the lumen of the sliding member,
- wherein the filtering portion comprises struts that splay outward when in an unconstrained position,
- wherein when the sliding member is in a first location, the filter is in the first position and when the sliding member is in a second location, the filter is in the second position, wherein the sliding member is slidably disposed on the filtering portion in at least one of the first and second positions.
3 more elements
Dependencies are inferred from the claim text.