US 11,717,424 B2
Anti-migration stent with quill filaments
Claude O. Clerc, Marlborough, MA (US); and Barry Weitzner, Acton, MA (US)
Assigned to BOSTON SCIENTIFIC SCIMED, INC., Maple Grove, MN (US)
Filed by BOSTON SCIENTIFIC SCIMED, INC., Maple Grove, MN (US)
Filed on Mar. 31, 2020, as Appl. No. 16/836,037.
Application 16/836,037 is a continuation of application No. 15/783,734, filed on Oct. 13, 2017, granted, now 11,033,410.
Application 15/783,734 is a continuation of application No. 14/227,501, filed on Mar. 27, 2014, granted, now 9,814,608, issued on Nov. 14, 2017.
Application 14/227,501 is a continuation of application No. 13/536,110, filed on Jun. 28, 2012, granted, now 8,715,334, issued on May 6, 2014.
Claims priority of provisional application 61/507,819, filed on Jul. 14, 2011.
Prior Publication US 2020/0222213 A1, Jul. 16, 2020
Int. Cl. A61F 2/848 (2013.01); A61F 2/88 (2006.01); A61F 2/90 (2013.01); A61F 2/86 (2013.01); A61F 2/07 (2013.01); A61F 2/915 (2013.01); A61F 2/82 (2013.01)
CPC A61F 2/848 (2013.01) [A61F 2/88 (2013.01); A61F 2/90 (2013.01); A61F 2/07 (2013.01); A61F 2/82 (2013.01); A61F 2/86 (2013.01); A61F 2/915 (2013.01); A61F 2002/825 (2013.01); A61F 2002/8483 (2013.01); A61F 2002/8486 (2013.01); A61F 2002/91575 (2013.01); A61F 2210/0014 (2013.01); A61F 2210/0057 (2013.01); A61F 2220/005 (2013.01); A61F 2220/0016 (2013.01); A61F 2220/0058 (2013.01); A61F 2230/0078 (2013.01); A61F 2250/0026 (2013.01); A61F 2250/0028 (2013.01); A61F 2250/0039 (2013.01); A61F 2250/0067 (2013.01); A61F 2250/0096 (2013.01)] 17 Claims
OG exemplary drawing
 
1. An interwoven stent comprising:
a plurality of quill filaments each having a plurality of quills; and
a plurality of non-quill filaments each being devoid of any quills;
wherein the plurality of quill filaments are interwoven with the plurality of non-quill filaments;
wherein the plurality of quill filaments are disposed longitudinally relative to a longitudinal axis of the interwoven stent and the plurality of non-quill filaments are disposed circumferentially relative to the longitudinal axis.