US 11,925,356 B2
Occlusive device with expandable member
James M. Anderson, Corcoran, MN (US); John M. Edgell, Plymouth, MN (US); Jose A. Meregotte, Blaine, MN (US); Steven R. Larsen, Lino Lakes, MN (US); David Raab, Roseville, MN (US); Peter John Hoffman, Brooklyn Center, MN (US); and David John Onushko, Maple Grove, MN (US)
Assigned to Boston Scientific Scimed, Inc., Maple Grove, MN (US)
Filed by BOSTON SCIENTIFIC SCIMED, INC., Maple Grove, MN (US)
Filed on Feb. 11, 2021, as Appl. No. 17/173,549.
Application 17/173,549 is a continuation of application No. 16/223,731, filed on Dec. 18, 2018, granted, now 10,952,741.
Claims priority of provisional application 62/607,053, filed on Dec. 18, 2017.
Prior Publication US 2021/0169491 A1, Jun. 10, 2021
This patent is subject to a terminal disclaimer.
Int. Cl. A61B 17/12 (2006.01); A61B 17/00 (2006.01)
CPC A61B 17/1214 (2013.01) [A61B 17/0057 (2013.01); A61B 17/12031 (2013.01); A61B 17/12122 (2013.01); A61B 17/12136 (2013.01); A61B 2017/00243 (2013.01); A61B 2017/12054 (2013.01); A61B 17/12172 (2013.01)] 9 Claims
OG exemplary drawing
 
1. A medical device for occluding the left atrial appendage, comprising:
an expandable member defining a first end region with a distal end, a second end region and an inflation cavity;
a plurality of spine members coupled to the expandable member, the plurality of spine members spaced circumferentially around an outer surface of the expandable member, the spine members extend distally from the second region to the first region, and the spine members terminate prior to reaching the distal end; and
a valve member extending at least partially into the inflation cavity;
wherein the expandable member extends distal of the plurality of spine members;
wherein the plurality of spine members are configured to position the medical device within an opening of the left atrial appendage;
wherein the expandable member is configured to expand and seal the opening of the left atrial appendage.