Space filling devices

Abstract

An occlusive device includes a covering component configured to modulate passage of blood or thrombus therethrough, and an occlusion frame that includes a plurality of elongate occlusion frame members. The elongate occlusion frame members are arranged to form a generally disc-shaped member. The occlusion frame is at least partially covered by the covering component. The device further includes an anchor frame that includes a plurality of elongate anchor frame members. The device further includes a first hub component from which the elongate frame members extend, and a second hub component from which the elongate frame members extend.

What is claimed is: 
     
         1 . An occlusive device, comprising:
 a covering component configured to modulate passage of blood or thrombus through the covering component;   an occlusion frame comprising a plurality of elongate frame members, each of which comprise a portion of a tube, the elongate frame members arranged to form a generally disc-shaped member when the occlusion frame assumes an expanded configuration, each of the elongate frame members forming a petal of the generally disc-shaped member, wherein adjacent petals of the generally disc-shaped member at least partially overlap one another, and wherein the occlusion frame is at least partially covered by the covering component;   an anchor frame comprising a plurality of anchor members configured to anchor the occlusive device at an implant location;   a first hub component from which the plurality of elongate frame members extend, the first hub component disposed between the occlusion frame and the anchor frame;   a second hub component from which the anchor members extend, the second hub component disposed between the occlusion frame and the anchor frame; and   a connecting member that connects the first hub component to the second hub component.   
     
     
         2 . The occlusive device of  claim 1 , wherein each anchor member of the plurality of anchor members comprises a wire. 
     
     
         3 . The occlusive device of  claim 1 , wherein each anchor member of the plurality of anchor members comprises a portion of the tube. 
     
     
         4 . The occlusive device of  claim 1 , wherein each anchor member of the plurality of anchor members comprises a portion of a second tube. 
     
     
         5 . The occlusive device of  claim 1 , wherein the connecting member comprises one or more nitinol wires. 
     
     
         6 . The occlusive device of  claim 1 , wherein the first hub component, the second hub component, and the connecting member are covered by the covering component. 
     
     
         7 . The occlusive device of  claim 1 , wherein the anchor frame is at least partially covered by the covering component. 
     
     
         8 . The occlusive device of  claim 1 , wherein each of the anchor members includes a first portion that extends generally distally and radially from the second hub component, a second portion that extends from the first portion in a generally distal and radial direction, and a third portion that extends from the second portion in a generally proximal and radial direction. 
     
     
         9 . The occlusive device of  claim 1 , wherein the first portion extends from the second hub component at an angle that is about 30 degrees distal from a directly radial direction, wherein the second portion extends from the first portion at an angle that is about 75 degrees distal from a directly radial direction, and wherein the third portion extends from the second portion at an angle that is about 60 degrees proximal from a directly radial direction. 
     
     
         10 . The occlusive device of  claim 1 , wherein each of the anchor members includes a first portion that extends generally radially from the second hub component, a second portion that extends from the first portion in a generally proximal direction. 
     
     
         11 . The occlusive device of  claim 1 , wherein the connecting member is flexible and includes a first end portion that is attached to the first hub component and a second end portion that is attached to the second hub component. 
     
     
         12 . The occlusive device of  claim 1 , wherein the tube comprises nitinol. 
     
     
         13 . An occlusive device, comprising:
 a covering component configured to modulate passage of blood or thrombus through the covering component;   an occlusion frame comprising a plurality of elongate frame members, the elongate frame members arranged to form a generally disc-shaped member when the occlusion frame assumes an expanded configuration, each of the elongate frame members forming a petal of the generally disc-shaped member, wherein adjacent petals of the generally disc-shaped member at least partially overlap one another, and wherein the occlusion frame is at least partially covered by the covering component;   an anchor frame comprising a plurality of anchor members, each of which comprise a portion of a tube, wherein the anchor members are configured to anchor the occlusive device at an implant location;   a first hub component from which the plurality of elongate frame members extend, the first hub component disposed between the occlusion frame and the anchor frame;   a second hub component from which the anchor members extend, the second hub component disposed between the occlusion frame and the anchor frame; and   a connecting member that connects the first hub component to the second hub component.   
     
     
         14 . The occlusive device of  claim 13 , wherein each elongate frame member of the plurality of elongate frame members comprises a wire. 
     
     
         15 . The occlusive device of  claim 13 , wherein each elongate frame member of the plurality of elongate frame members comprises a portion of the tube. 
     
     
         16 . The occlusive device of  claim 13 , wherein each elongate frame member of the plurality of elongate frame members comprises a portion of a second tube. 
     
     
         17 . The occlusive device of  claim 13 , wherein the connecting member comprises one or more nitinol wires. 
     
     
         18 . The occlusive device of  claim 13 , wherein the first hub component, the second hub component, and the connecting member are covered by the covering component. 
     
     
         19 . The occlusive device of  claim 13 , wherein the anchor frame is at least partially covered by the covering component. 
     
     
         20 . The occlusive device of  claim 13 , wherein each of the anchor members includes a first portion that extends generally distally and radially from the second hub component, a second portion that extends from the first portion in a generally distal and radial direction, and a third portion that extends from the second portion in a generally proximal and radial direction. 
     
     
         21 . The occlusive device of  claim 13 , wherein the first portion extends from the second hub component at an angle that is about 30 degrees distal from a directly radial direction, wherein the second portion extends from the first portion at an angle that is about 75 degrees distal from a directly radial direction, and wherein the third portion extends from the second portion at an angle that is about 60 degrees proximal from a directly radial direction. 
     
     
         22 . The occlusive device of  claim 13 , wherein each of the anchor members includes a first portion that extends generally radially from the second hub component, a second portion that extends from the first portion in a generally proximal direction. 
     
     
         23 . The occlusive device of  claim 13 , wherein the connecting member is flexible and includes a first end portion that is attached to the first hub component and a second end portion that is attached to the second hub component. 
     
     
         24 . The occlusive device of  claim 13 , wherein the tube comprises nitinol. 
     
     
         25 . An occlusive device, comprising:
 a covering component configured to modulate passage of blood or thrombus through the covering component;   an occlusion frame comprising a plurality of elongate frame members arranged to form a generally disc-shaped member when the occlusion frame assumes an expanded configuration, each of the elongate frame members forming a generally disc-shaped member, wherein adjacent petals of the generally disc-shaped member at least partially overlap one another, and wherein the occlusion frame is at least partially covered by the covering component;   an anchor frame comprising first and second anchor arms configured to anchor the occlusive device at an implant location, the first anchor arm being oriented opposite the second anchor arm;   a first hub component from which the plurality of elongate frame members extend, the first hub component disposed between the occlusion frame and the anchor frame;   a second hub component from which the first and second anchor arms extend, the second hub component disposed between the occlusion frame and the anchor frame; and   a flexible connecting member comprising first and second end portions, wherein the first end portion is attached to the first hub component and the second end portion is attached to the second hub component.   
     
     
         26 . An occlusive device comprising:
 a first portion comprising one or more first portion elongate members that are configured to form a first shape,   a first central hub from which at least some of the first portion elongate members extend;   a second portion comprising one or more second portion elongate members that are configured to form a second shape;   a second central hub from which at least some of the second portion elongate members extend, wherein the second central hub is configured to be interlocked with the first central hub; and   a covering component on at least one of the first portion or the second portion, wherein the covering component is configured to modulate passage of body materials through the covering component.   
     
     
         27 . The occlusive device of  claim 26 , wherein at least one of the first or second shapes is a disc shape. 
     
     
         28 . The occlusive device of  claim 26 , wherein the covering component comprises ePTFE or PTFE. 
     
     
         29 . An occlusive device, comprising:
 a covering component configured to modulate passage of blood or thrombus through the covering component;   an occlusion frame comprising a plurality of elongate occlusion frame members each of which comprise a portion of a tube, the elongate occlusion frame members arranged to form an interconnected occlusion structure, the interconnected occlusion structure comprising a generally disc-shaped member when the occlusion frame assumes an expanded configuration, and wherein the occlusion frame is at least partially covered by the covering component;   an anchor frame comprising a plurality of elongate anchor frame members each of which comprise a portion of the tube, the anchor frame configured to anchor the occlusive device at an implant location, the elongate anchor frame members arranged to form an interconnected anchor structure, the interconnected anchor structure comprising a generally cylindrical member when the anchor frame assumes an expanded configuration;   a first hub component from which at least some of the elongate occlusion frame members extend; and   a second hub component from which at least some of the elongate occlusion frame members extend, and from which at least some of the elongate anchor frame members extend, the second hub component disposed between the occlusion frame and the anchor frame.   
     
     
         30 . The occlusive device of  claim 29 , wherein the anchor frame is at least partially covered by the covering component. 
     
     
         31 . The occlusive device of  claim 29 , wherein the elongate occlusion frame members that extend from the first hub component are first elongate occlusion frame members that bifurcate to form bifurcated branches, and wherein the bifurcated branches join with other bifurcated branches to form second elongate occlusion frame members that extend from the second hub component. 
     
     
         40 . The occlusive device of claim  32 , further comprising an anchor frame, the anchor frame comprising an anchor frame hub and one or more anchor arms extending from the anchor frame hub, the one or more anchor arms each defining a free end, wherein the anchor frame hub is coupled with the hub of the frame, and wherein the free ends of the one or more anchor arms protrude from the lateral outer surface of the frame. 
     
     
         41 . The occlusive device of  claim 40 , wherein the frame comprises a first material and the anchor frame comprises a second material that is different than the first material. 
     
     
         42 . The occlusive device of  claim 40 , wherein the anchor frame hub is nested within the hub of the frame.