Tissue interface apparatus, systems, and methods
In an aspect, a device includes a body structure including a core and a sleeve disposed around at least a portion of the core, the core defining a channel through the core extending from a first end of the core to a second end of the core, the sleeve including a flange adjacent the second end of the core; and a deployable portion coupled to the body structure adjacent the first end of the core, the deployable portion having a wired structure transitionable between a retained configuration and a deployed configuration, wherein a top portion of the wired structure extends beyond the first end of the core in a longitudinal direction when the wired structure is in the retained configuration, and wherein first end of the core extends beyond the top portion of the wired structure when the wired structure is in the deployed configuration.
1. A biologic tissue interface device comprising:
a body structure including a core and a sleeve disposed around at least a portion of the core, the core defining a channel through the core extending from a first end of the core to a second end of the core, the sleeve including a flange adjacent the second end of the core; and
a deployable portion coupled to the body structure adjacent the first end of the core, the deployable portion having a wired structure transitionable between a retained configuration and a deployed configuration, wherein a top portion of the wired structure extends beyond the first end of the core in a longitudinal direction from the second end of the core to the first end of the core when the wired structure is in the retained configuration, and wherein the first end of the core extends beyond the top portion of the wired structure when the wired structure is in the deployed configuration.
2. The biologic tissue interface device of claim 1 , wherein the wired structure is formed from at least one of nitinol, stainless steel, cobalt chromium, or alloys thereof.
3. The biologic tissue interface device of claim 1 , wherein an end point of the wired structure of the deployable portion is coupled to an exterior surface of the sleeve.
4. The biologic tissue interface device of claim 1 , wherein an end point of the wired structure of the deployable portion is coupled to an interior surface of the core, the interior surface defining the channel.
5. The biologic tissue interface device of claim 4 , wherein the core defines a plurality of channels into which at least a portion of the wired structure fits when the wired structure is in the deployed configuration.
6. The biologic tissue interface device of claim 4 , wherein the end point of the wired structure is coupled to the interior surface of the core via a rotatable connector about which the wired structure rotates during transition between the retained configuration and the deployed configuration.
7. The biologic tissue interface device of claim 1 , wherein the core includes a first flange adjacent the first end and a second flange adjacent the second end, and wherein the sleeve is coupled between the first flange and the second flange.
8. The biologic tissue interface device of claim 1 , wherein the sleeve includes a fibrous material.
9. The biologic tissue interface device of claim 1 , wherein the sleeve includes at least one of a polytetrafluoroethylene (PTFE) felt, polyethylene terephthalate (PET), or bovine pericardium.
10. The biologic tissue interface device of claim 1 , wherein the deployable portion includes a fibrous material coupled to the wired structure.
11. The biologic tissue interface device of claim 1 , wherein the deployable portion includes at least one of a polytetrafluoroethylene (PTFE) felt, polyethylene terephthalate (PET), or bovine pericardium coupled to the wired structure.
12. The biologic tissue interface device of claim 1 , further including a hemostatic valve seal coupled to the core and covering the channel with a plurality of flexible members.
13. The biologic tissue interface device of claim 1 , further including a second deployable portion coupled to the core adjacent the second end of the core.
14. A biologic tissue interface device comprising:
a body structure including a core and a sleeve disposed around at least a portion of the core, the core defining a channel through the core extending from a first end of the core to a second end of the core, the body structure defining a first vertical perimeter extending longitudinally from an interior surface of the core in a direction from the second end of the core to the first end of the core and a second vertical perimeter extending longitudinally from an exterior surface of the body portion in a direction from the second end of the core to the first end of the core, the sleeve including a flange adjacent the second end of the core; and
a deployable portion coupled to the body structure adjacent the first end of the core, the deployable portion having a wired structure transitionable between a retained configuration and a deployed configuration, wherein an end portion of the deployable portion is held within the first vertical perimeter when the wired structure is in the retained configuration, and wherein the end portion of the deployable portion extends beyond the second vertical perimeter in a direction from the channel to the exterior surface of the body portion when the wired structure is in the deployed configuration.
15. The biologic tissue interface device of claim 14 , wherein the wired structure is formed from at least one of nitinol, stainless steel, cobalt chromium, or alloys thereof.
16. The biologic tissue interface device of claim 14 , wherein an end point of the wired structure of the deployable portion is coupled to the exterior surface of the body portion.
17. The biologic tissue interface device of claim 14 , wherein an end point of the wired structure of the deployable portion is coupled to an interior surface of the core, the interior surface defining the channel.
18. The biologic tissue interface device of claim 17 , wherein the core defines a plurality of channels into which at least a portion of the wired structure fits when the wired structure is in the deployed configuration.
19. The biologic tissue interface device of claim 14 , wherein the core includes a first flange adjacent the first end and a second flange adjacent the second end, and wherein the sleeve is coupled between the first flange and the second flange.
20. The biologic tissue interface device of claim 14 , wherein at least one of the sleeve and the deployable portion includes a fibrous material.