	US 12,214,090 B2
	Kind of wound dressing for haemostasis
Joachim Schomburg, Neubrandenburg (DE); Marta Loffler, Altentreptow (DE); Christian Schultz, Neubrandenburg (DE); Eckhard Salzsieder, Karlsburg (DE); and Wolfgang Frohn, Schauenstein (DE)
Assigned to SPEED CARE MINERAL GMBH, Neubrandenburg (DE)
Appl. No. 16/631,184
Filed by SPEED CARE MINERAL GMBH, Neubrandenburg (DE)
PCT Filed Jul. 20, 2018, PCT No. PCT/EP2018/069761 § 371(c)(1), (2) Date Jan. 15, 2020, PCT Pub. No. WO2019/016367, PCT Pub. Date Jan. 24, 2019.
Claims priority of application No. 102017116511.8 (DE), filed on Jul. 21, 2017.
Prior Publication US 2020/0215220 A1, Jul. 9, 2020
Int. Cl. A61L 15/18 (2006.01); A61L 15/40 (2006.01); A61L 15/44 (2006.01)

CPC A61L 15/18 (2013.01) [A61L 15/40 (2013.01); A61L 15/44 (2013.01); A61L 2300/102 (2013.01); A61L 2300/404 (2013.01); A61L 2300/418 (2013.01); A61L 2400/04 (2013.01); A61L 2400/12 (2013.01)]

17 Claims

1. A haemostatic wound dressing, wherein the haemostatic wound dressing has a textile substrate having a first surface and an opposing second surface, the textile substrate being a non-woven fabric, a woven material, a gauze, a knitted fabric, a crotched fabric, or a scrim; and

comprises halloysite patterned layer only on portions of the first surface by silk screening;

wherein the haemostatic wound dressing does not contain calcium-ion additives, wherein the halloysite is applied on the first surface of the textile substrate as a layer, the opposing surface being uncoated by additional halloysite content, wherein the textile substrate has a density between 30 g/m²and 120 g/m², and wherein the halloysite has been pretreated to convert Halloysite-10 Å to Halloysite-7 Å.