Patent ID: 8377094

Claim:
A non-vascular fistula treatment system, comprising: a collapsible member configured for positioning in a fistula tract and comprising a tether attachment structure; at least one tether attached to the tether attachment structure; and a bioresorbable material configured for placement in a non-vascular fistula tract and comprising a coupling structure configured to couple to the at least one tether such that the bioresorbable material is positioned off-axis from the at least one tether, wherein the collapsible member comprises: a first circular member comprising a suture attachment structure configured for attachment to the at least one tether; and a second circular member, wherein an outer perimeter of the second circular member is larger than an outer perimeter of the first circular member, wherein the second circular member is configured to couple to a surface of a body lumen at a distal opening of the fistula, and wherein the second circular member is configured to occlude the fistula at the distal opening.