US 11,717,592 B2
Bioresorbable dressing with structural support
Alexander Waite, Cowling (GB); Katie Bourdillon, Leeds (GB); Craig Delury, Gargrave (GB); and Daniel Parker, West Sussex (GB)
Assigned to KCI Licensing, Inc., San Antonio, TX (US)
Appl. No. 16/625,514
Filed by KCI USA, INC., San Antonio, TX (US); and SYSTAGENIX WOUND MANAGEMENT, LIMITED, West Sussex (GB)
PCT Filed Jul. 30, 2018, PCT No. PCT/US2018/044442
§ 371(c)(1), (2) Date Dec. 20, 2019,
PCT Pub. No. WO2019/027933, PCT Pub. Date Feb. 7, 2019.
Claims priority of provisional application 62/539,418, filed on Jul. 31, 2017.
Prior Publication US 2021/0402049 A1, Dec. 30, 2021
Int. Cl. A61F 13/00 (2006.01); A61L 15/64 (2006.01); A61L 15/28 (2006.01); A61L 15/32 (2006.01); A61L 15/42 (2006.01)
CPC A61L 15/64 (2013.01) [A61F 13/00012 (2013.01); A61F 13/00029 (2013.01); A61F 13/00063 (2013.01); A61F 13/00068 (2013.01); A61L 15/28 (2013.01); A61L 15/325 (2013.01); A61L 15/425 (2013.01)] 14 Claims
OG exemplary drawing
 
1. A dressing comprising
a contact layer comprising a first surface configured to contact a tissue site in a subject, the contact layer comprising a bioresorbable material, the bioresorbable material comprising collagen and oxidized regenerated cellulose (ORC); and
a scaffold encapsulated by the contact layer and configured to structurally support the contact layer, the scaffold comprising a bioresorbable material.