Techniques are described for delivering a replacement valve to a target location in a patient. In one example, a medical device system includes an implantable medical device comprising an expandable anchor, a locking member engaged to a first end of the anchor, two posts configured to engage the loc
Techniques are described for delivering a replacement valve to a target location in a patient. In one example, a medical device system includes an implantable medical device comprising an expandable anchor, a locking member engaged to a first end of the anchor, two posts configured to engage the locking member, each of the posts being engaged to a portion of the anchor, each post defining a hole at a distal end of the post, and a fastening element extending through each hole of a respective post and being engaged to a second end of the anchor, where, in a locked configuration, the posts are secured to the locking member.
대표청구항▼
1. A medical device system comprising: an implantable medical device comprising an expandable anchor;a locking member engaged to a first end of the anchor;two posts, each post being engaged to a portion of the anchor, each post defining a hole at a distal end of the post; anda fastening element exte
1. A medical device system comprising: an implantable medical device comprising an expandable anchor;a locking member engaged to a first end of the anchor;two posts, each post being engaged to a portion of the anchor, each post defining a hole at a distal end of the post; anda fastening element extending through each hole of a respective post and being engaged to a second end of the anchor,wherein, in a locked configuration, the posts are secured to the locking member. 2. The system of claim 1, wherein the implantable medical device is a replacement valve, the system further comprising: at least two valve leaflets, each of the at least two valve leaflets engaged to a respective one of the two posts. 3. The system of claim 1, wherein each hole is further defined by a radius of curvature. 4. The system of claim 1, wherein the fastening element comprises a braided suture. 5. The system of claim 4, wherein the braided suture comprises polyethylene. 6. The system of claim 1, wherein the fastening element comprises a spring. 7. The system of claim 1, wherein the expandable anchor comprises a braided wire, the braided wire comprising a plurality of intersections. 8. The system of claim 7, wherein the fastening element comprises a first end and a second end, and wherein the first end and the second end are secured together about one of the plurality of intersections at the distal end of the anchor. 9. The system of claim 8, wherein the first end and the second end are secured together about one of the plurality of intersections at the distal end of the anchor by a knot. 10. The system of claim 7, wherein the fastening element comprises a first end and a second end, wherein the first end is secured to the distal end of the anchor about a first one of the plurality of intersections, and wherein the second end is secured to the distal end of the anchor about a second one of the plurality of intersections at the distal end of the anchor. 11. The system of claim 1, wherein the expandable anchor has an unexpanded state and an expanded state, wherein in the expanded state the expandable anchor has a length, wherein in the expanded state the two posts engage the locking member, and wherein in the expanded state the combination of the locking member and the two posts extends along only a portion of the length of the expandable anchor. 12. A coupling system between a delivery system and an expandable anchor of a medical device, the coupling system comprising: a locking member engaged to a first end of the anchor;two posts configured to engage the locking member, each of the posts being engaged to a portion of the anchor, each post defining a hole at a distal end of the post; anda fastening element extending through each hole of a respective post and being engaged to a second end of the anchor,wherein, in a locked configuration, the posts are secured to the locking member. 13. The system of claim 12, wherein the expandable anchor comprises a braided wire, the braided wire comprising a plurality of intersections, wherein the fastening element comprises a first end and a second end, and wherein the first end and the second end are secured together about one of the plurality of intersections at the distal end of the anchor. 14. The system of claim 12, wherein each hole is further defined by a radius of curvature. 15. The system of claim 12, wherein the fastening element comprises a braided suture, and wherein the braided suture comprises polyethylene.
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