US 12,433,794 B2
Wound dressing material and methods of making and using the same
Petra L. Kohler Riedi, Minneapolis, MN (US); Saurabh Batra, Minneapolis, MN (US); Naimul Karim, Maplewood, MN (US); Joseph J. Stoffel, Hastings, MN (US); Rajan B. Bodkhe, Woodbury, MN (US); Joseph A. Dunbar, Woodbury, MN (US); and Colby W. Dotseth, Baldwin, WI (US)
Assigned to Solventum Intellectual Properties Company, Maplewood, MN (US)
Appl. No. 17/770,938
Filed by Solventum Intellectual Properties Company, Maplewood, MN (US)
PCT Filed Oct. 12, 2020, PCT No. PCT/IB2020/059578
§ 371(c)(1), (2) Date Apr. 21, 2022,
PCT Pub. No. WO2021/084354, PCT Pub. Date May 6, 2021.
Claims priority of provisional application 62/926,948, filed on Oct. 28, 2019.
Prior Publication US 2022/0378621 A1, Dec. 1, 2022
Int. Cl. A61F 13/00 (2024.01); A61F 13/01 (2024.01); D04H 1/4309 (2012.01); D04H 1/732 (2012.01)
CPC A61F 13/00063 (2013.01) [A61F 13/00987 (2013.01); A61F 13/01017 (2024.01); A61F 13/01029 (2024.01); D04H 1/4309 (2013.01); D04H 1/732 (2013.01); D10B 2509/022 (2013.01)] 15 Claims
OG exemplary drawing
 
1. A wound dressing material comprising:
a first wound-contact scrim comprising first water-sensitive fibers, wherein the first water-sensitive fibers comprise a first copolymer comprising divalent hydroxyethylene monomer units and divalent dihydroxybutylene monomer units;
a second wound-contact scrim comprising second water-sensitive fibers, wherein the second water-sensitive fibers comprise a second copolymer comprising divalent hydroxyethylene monomer units and divalent dihydroxybutylene monomer units, wherein the first wound-contact scrim and the second wound-contact scrim are different; and
an antimicrobial layer contacting and disposed between the first wound-contact scrim and the second wound-contact scrim.