US 12,167,843 B2
Patent foramen ovale (PFO) tunnel filler
Tracee Eidenschink, Wayzata, MN (US); Theodore P. Dale, Corcoran, MN (US); and Linda Cornelius, Wayzata, MN (US)
Assigned to St. Jude Medical, Cardiology Division, Inc., St. Paul, MN (US)
Filed by St. Jude Medical, Cardiology Division, Inc., St. Paul, MN (US)
Filed on Jul. 6, 2021, as Appl. No. 17/368,507.
Claims priority of provisional application 63/048,700, filed on Jul. 7, 2020.
Prior Publication US 2022/0008051 A1, Jan. 13, 2022
Int. Cl. A61B 17/00 (2006.01)
CPC A61B 17/0057 (2013.01) [A61B 2017/00579 (2013.01); A61B 2017/00592 (2013.01); A61B 2017/0065 (2013.01)] 13 Claims
OG exemplary drawing
 
1. A medical device for treating a patent foramen ovale (PFO) target site, the medical device comprising:
a device frame having a generally planar shape configured to fill and remain substantially within a PFO tunnel, the device frame being formed from a shape memory material, wherein the device frame comprises a filler portion having a front planar surface and a back planar surface, wherein a distal end of the filler portion defines a distalmost end of the device frame and is configured to remain within the PFO tunnel when the medical device is deployed;
a plurality of device anchors extending outwardly from the filler portion on both the front planar surface and the back planar surface; and
at least one fabric layer covering the filler portion of the device frame, the at least one fabric layer having a plurality of channels defined therein, wherein each channel of the plurality of channels extends from the distal end of the filler portion to a proximal end of the filler portion, and wherein each device anchor of the plurality of device anchors is coupled to the at least one fabric layer and extends outwardly through the at least one fabric layer from a corresponding channel of the plurality of channels.