An anchor assembly can include at least one anchor member, such as a pair of anchor members that are configured to be implanted in a target anatomical location in a first configuration, and can subsequently be actuated to an expanded configuration that secures the anchor members in the target anatom
An anchor assembly can include at least one anchor member, such as a pair of anchor members that are configured to be implanted in a target anatomical location in a first configuration, and can subsequently be actuated to an expanded configuration that secures the anchor members in the target anatomy. The anchor assembly can further include a connector member that attaches the pair of anchor members together across a gap so as to approximate the anatomical defect.
대표청구항▼
1. An anchor assembly configured to be anchored to an anatomical location, the anchor assembly comprising: an anchor including an anchor body that defines an expandable portion, the expandable portion defining a direction of elongation, the anchor body defining an eyelet and a plurality of loops tha
1. An anchor assembly configured to be anchored to an anatomical location, the anchor assembly comprising: an anchor including an anchor body that defines an expandable portion, the expandable portion defining a direction of elongation, the anchor body defining an eyelet and a plurality of loops that are spaced from the eyelet along the direction of elongation, the plurality of loops defining a respective plurality of openings that extend through the expandable portion and are spaced from each other substantially along the direction of elongation, the expandable portion configured to be actuated from a first configuration, wherein the expandable portion defines a first maximum thickness along a second direction that is angularly offset from the direction of elongation, to an expanded configuration, wherein the expandable portion defines a second maximum thickness along the second direction that is greater than the first maximum thickness; andthe anchor further including an actuation member defining a connection location that is coupled to the eyelet when the expandable portion is in the first configuration, and first and second portions that extend from the connection location along the direction of elongation, the actuation member configured such that both of the first and second portions extend from the eyelet through each of at least two of the plurality of openings, thereby defining a path along which the actuation member extends through each of the at least two of the plurality of openings when the expandable portion is in the first configuration,and at least one of the first and second portions of the actuation member configured to receive an actuation force and, in response to the actuation force, pull the eyelet through the expandable portion body along the path, so as to actuate the expandable portion from the first configuration to the expanded configuration. 2. The anchor assembly as recited in claim 1, wherein the anchor body comprises a substrate that is at least one of braided, knitted and woven materials that define the plurality of openings. 3. The anchor assembly as recited in claim 2, wherein the substrate comprises an anchor body strand. 4. The anchor assembly as recited in claim 3, wherein the anchor body strand comprises a strand of suture. 5. The anchor assembly as recited in claim 3, wherein each of the first and second portions of the actuation member extend alternatingly through every other one of the plurality of the openings along the direction of elongation. 6. The anchor assembly as recited in claim 1, wherein the expandable portion collapses along the direction of elongation as the expandable portion is actuated from the first configuration to the expanded configuration. 7. The anchor assembly as recited in claim 1, wherein the actuation member comprises an actuation strand. 8. The anchor assembly as recited in claim 1, wherein the eyelet extends out the anchor body when the anchor is the expanded configuration. 9. The anchor assembly as recited in claim 8, wherein the eyelet is defined by a knot at one end of the anchor body. 10. The anchor assembly as recited in claim 8, wherein the anchor body is stitched through itself so as to define the eyelet. 11. The anchor assembly as recited in claim 8, wherein the anchor body is welded to itself so as to define the eyelet. 12. The anchor assembly as recited in claim 8, wherein the actuation member is an actuation strand that defines first and second ends, and the connection location is a fold disposed between the first and second ends, wherein the fold extends through the eyelet. 13. The anchor assembly as recited in claim 12, wherein each of the first and second ends extend alternatingly through every other one of the plurality of the openings along the direction of elongation. 14. The anchor assembly as recited in claim 12, wherein the actuation force comprises a tensile force applied to at least one of the first and second ends of the actuation strand that causes the eyelet to be pulled through the anchor body along the path and extend out the anchor body. 15. The anchor assembly as recited in claim 14, wherein the eyelet is configured to be attached to another strand that connects the anchor body to a second anchor body. 16. The anchor assembly as recited in claim 1, wherein the expandable portion defines opposed proximal and distal ends, and the direction of elongation extends linearly between the proximal and distal ends. 17. The anchor assembly as recited in claim 16, wherein the expandable portion is elongate along a central axis. 18. The anchor assembly as recited in claim 17, wherein at least a portion of the central axis is offset with respect to the direction of elongation. 19. The anchor assembly as recited in claim 1, wherein the anchor is a first anchor, the actuation member of the first anchor is a first actuation strand, the anchor body of the first anchor is a first anchor body, and the anchor assembly further comprises a second anchor including 1) a second anchor body that extends substantially along a second direction of elongation, the second anchor defining a second plurality of openings that extend through the second anchor body, the second plurality of openings spaced along the second direction of elongation, and 2) a second actuation strand that is woven through at least two of the second plurality of openings, wherein an actuation force applied to the second actuation strand along a direction substantially along the second direction of elongation causes the second anchor body to collapse along the second direction of elongation and expand along a direction angularly offset with respect to the second direction of elongation, so as to expand the second anchor from a respective first configuration to a respective expanded configuration. 20. The anchor assembly as recited in claim 19, wherein the first actuation strand is attached to the second actuation strand. 21. The anchor assembly as recited in claim 20, wherein the first actuation strand is integral with the second actuation strand. 22. The anchor assembly as recited in claim 20, wherein the first actuation strand is separate from and attached to the second actuation strand. 23. The anchor assembly as recited in claim 19, further comprising a connector member that attaches the first anchor to the second anchor. 24. The anchor assembly as recited in claim 23, wherein the connector member defines a sliding member that allows one of the first and second actuation strands to translate relative to the other of the first and second actuation strands through the connector member. 25. The anchor assembly as recited in claim 23, wherein the connector member defines a locking member that prevents the first and second actuation strand translating relative to the other of the first and second actuation strands through the connector member. 26. The anchor assembly as recited in claim 23, wherein the connector member is defined by the first and second actuation strands. 27. The anchor assembly as recited in claim 23, wherein the eyelet of the first anchor body is a first eyelet, and the second anchor body comprises a second eyelet and a second plurality of loops that are spaced from the second eyelet along the second direction of elongation, the second plurality of loops defining the respective second plurality of openings, and the first and second actuation strands are woven through the respective first and second anchor bodies and attached to the first and second eyelets. 28. The anchor assembly as recited in claim 27, wherein the first actuation strand is integral with the second actuation strand. 29. The anchor assembly as recited in claim 27, wherein the first actuation strand comprises a first actuation portion and a first attachment portion that each extend out from the first anchor body, and the second actuation strand comprises a second actuation portion and a second attachment portion that each extend out from the second anchor body when in respective expandable portions of each anchor are in the respective expanded configurations. 30. The anchor assembly as recited in claim 29, wherein the first attachment portion is integral with the second attachment portion. 31. The anchor assembly as recited in claim 29, wherein the connector member attaches the first actuation portion and the second actuation portion. 32. The anchor assembly as recited in claim 31, wherein the connector member is defined by the first actuation portion and the second actuation portion. 33. The anchor assembly as recited in claim 32, wherein the connector member comprises a knot that is defined by the first actuation portion and the second actuation portion. 34. The anchor assembly as recited in claim 33, wherein the knot that can be actuated between an unlocked configuration whereby the at least one of the first and second actuation portions is translatable through the knot with respect to the other of the first and second actuation portions, and a locked configuration whereby the first and second actuation portions are translatably fixed to each other through the knot. 35. The anchor assembly as recited in claim 31, wherein the first and second actuation portions are each configured to receive respective actuation forces that causes the respective first and second anchors to actuate from the respective first configuration to the expanded configuration. 36. The anchor assembly as recited in claim 19, further comprising a connector strand attached between the first and second anchors. 37. The anchor assembly as recited in claim 36, wherein the connector strand defines a first portion and a second portion spaced from the first portion, the anchor assembly comprising a sliding member that allows one of the first and second portions to translate relative to the other of the first and second portions so as to apply a force to at least one of the anchors that biases the anchor toward the other anchor.
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이 특허에 인용된 특허 (141)
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