US 11,896,474 B2
Stent including anti-migration capabilities
Martin Hynes, Galway (IE); Martyn G. Folan, Galway (IE); David R. Wulfman, Minneapolis, MN (US); Thomas M. Keating, Galway (IE); Matthew Montague, Galway (IE); and Damien V. Nolan, Galway (IE)
Assigned to BOSTON SCIENTIFIC SCIMED, INC., Maple Grove, MN (US)
Filed by BOSTON SCIENTIFIC SCIMED, INC., Maple Grove, MN (US)
Filed on Jan. 12, 2022, as Appl. No. 17/573,754.
Application 17/573,754 is a continuation of application No. 16/718,759, filed on Dec. 18, 2019, granted, now 11,234,804.
Application 16/718,759 is a continuation of application No. 15/807,141, filed on Nov. 8, 2017, granted, now 10,531,941, issued on Jan. 14, 2020.
Claims priority of provisional application 62/419,820, filed on Nov. 9, 2016.
Prior Publication US 2022/0133461 A1, May 5, 2022
This patent is subject to a terminal disclaimer.
Int. Cl. A61F 2/90 (2013.01); A61F 2/00 (2006.01); A61F 2/07 (2013.01); A61F 2/04 (2013.01)
CPC A61F 2/0077 (2013.01) [A61F 2/07 (2013.01); A61F 2/90 (2013.01); A61F 2002/044 (2013.01); A61F 2002/045 (2013.01); A61F 2210/0004 (2013.01); A61F 2230/001 (2013.01); A61F 2230/008 (2013.01); A61F 2230/0078 (2013.01); A61F 2250/0031 (2013.01); A61F 2250/0039 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A medical device for treating a body lumen, comprising:
an expandable scaffold;
a biostable covering spanning a first portion of the expandable scaffold, the biostable covering including an outer surface; and
a biodegradable gripping material having a roughened outer surface adapted to initially resist post-implantation migration disposed on at least a region of the outer surface of the biostable covering.