US 12,239,747 B2
Wound dressing layer for improved fluid removal
Christopher Brian Locke, Bournemouth (GB); and Timothy Mark Robinson, Shillingstone (GB)
Assigned to Solventum Intellectual Properties Company, Maplewood, MN (US)
Filed by Solventum Intellectual Properties Company, Maplewood, MN (US)
Filed on Nov. 3, 2023, as Appl. No. 18/386,806.
Application 18/386,806 is a continuation of application No. 17/644,296, filed on Dec. 14, 2021, granted, now 11,839,690.
Application 17/644,296 is a continuation of application No. 16/473,169, granted, now 11,229,719, issued on Jan. 25, 2022, previously published as PCT/US2018/012212, filed on Jan. 3, 2018.
Claims priority of provisional application 62/444,127, filed on Jan. 9, 2017.
Prior Publication US 2024/0131217 A1, Apr. 25, 2024
Prior Publication US 2024/0226367 A9, Jul. 11, 2024
This patent is subject to a terminal disclaimer.
Int. Cl. A61F 13/00 (2024.01); A61F 13/05 (2024.01); A61L 15/26 (2006.01); A61L 15/42 (2006.01)
CPC A61L 15/425 (2013.01) [A61F 13/05 (2024.01); A61L 15/26 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A dressing for treating a tissue site, the dressing comprising a reticulated foam having a 50% compression force deflection of not more than about 4.8 kPa, a density of at least 24 kg/m3, and exhibiting a density increase of a factor of at least 12 at about −75 mmHg.
 
18. A kit for treating a tissue site, the kit comprising:
a reticulated foam having a 50% compression force deflection of not more than about 4.8 kPa, a density of at least 24 kg/m3, and exhibiting a density increase of a factor of at least 12 at about −75 mmHg; and
a polymer drape.