Filter with positioning and retrieval devices and methods
First Claim
Patent Images
1. An intravascular filter placement system comprising:
- a filter having a tip and a plurality of legs extending radially outward from the tip, anda filter manipulation device including an outer elongate member having a proximal end, a distal end and a lumen extending therethrough and an inner elongate member disposed in at least a portion of the lumen having a proximal end and a distal end,wherein the inner elongate member includes a first expandable generally tubular hollow grasping member for grasping the filter during a filter manipulation process, and a second expandable generally tubular hollow grasping member for grasping the tip during a filter manipulation process, each of the first and second expandable members being disposed about the distal end of the inner elongate member, generally concentric therewith, and extending distally therefrom.
3 Assignments
0 Petitions
Accused Products
Abstract
An intravascular filter having centering capabilities and a device for manipulation of the filter within a vessel. The manipulation device includes a grasping member disposed at the distal end of an elongate shaft, wherein the grasping member may be used to engage a portion of the filter.
119 Citations
22 Claims
-
1. An intravascular filter placement system comprising:
-
a filter having a tip and a plurality of legs extending radially outward from the tip, and a filter manipulation device including an outer elongate member having a proximal end, a distal end and a lumen extending therethrough and an inner elongate member disposed in at least a portion of the lumen having a proximal end and a distal end, wherein the inner elongate member includes a first expandable generally tubular hollow grasping member for grasping the filter during a filter manipulation process, and a second expandable generally tubular hollow grasping member for grasping the tip during a filter manipulation process, each of the first and second expandable members being disposed about the distal end of the inner elongate member, generally concentric therewith, and extending distally therefrom. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22)
-
Specification