Medical device fixation anchor having improved compaction and delivery
First Claim
Patent Images
1. A medical system comprising:
- an implantable medical device;
an anchor configured to secure the implantable medical device to tissue, the anchor including a barb portion configured to penetrate a vessel wall, and a compression bearing portion; and
a constraining member disposed over the implantable medical device and configured to bear against the compression bearing portion and separate the barb portion from the constraining member in a compacted state and expand the bearing portion and barb portion to contact a vessel wall upon removal thereof.
0 Assignments
0 Petitions
Accused Products
Abstract
A medical fixation device having a device attachment portion, a compression bearing portion and a barb portion. The barb portion is separated from a device constraining means by the incorporation of the compression bearing portion.
12 Citations
20 Claims
-
1. A medical system comprising:
-
an implantable medical device; an anchor configured to secure the implantable medical device to tissue, the anchor including a barb portion configured to penetrate a vessel wall, and a compression bearing portion; and a constraining member disposed over the implantable medical device and configured to bear against the compression bearing portion and separate the barb portion from the constraining member in a compacted state and expand the bearing portion and barb portion to contact a vessel wall upon removal thereof. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14)
-
-
15. A medical system comprising:
-
an implantable medical device; an anchor configured to secure the implantable medical device to tissue, the anchor including a barb portion configured to penetrate a vessel wall, a device attachment portion, and a compression bearing portion, a hinge being defined between the compression bearing portion and the device attachment portion; and a constraining member disposed over the implantable medical device and configured to bear against the compression bearing portion and separate the barb portion is separated from the constraining member in a compacted state and expand the bearing portion and barb portion to contact a vessel wall upon removal thereof. - View Dependent Claims (16, 17)
-
-
18. A medical system comprising:
-
an implantable medical device; an anchor configured to secure the implantable medical device to tissue, the anchor including a barb portion configured to penetrate a vessel wall, and a compression bearing portion; and a constraining member disposed over the implantable medical device and configured to engage with the compression bearing portion such that the compression bearing portion projects radially outwardly of the barb portion to affect a separation between the barb portion and the constraining member in a compacted state and expand the bearing portion and barb portion to contact a vessel wall upon removal thereof. - View Dependent Claims (19, 20)
-
Specification