US 12,251,331 B2
Skin barrier including skin friendly ingredients
Bettakeri S. Udayakumar, Darien, IL (US)
Assigned to Hollister Incorporated, Libertyville, IL (US)
Appl. No. 16/613,350
Filed by Hollister Incorporated, Libertyville, IL (US)
PCT Filed May 24, 2018, PCT No. PCT/US2018/034321
§ 371(c)(1), (2) Date Nov. 13, 2019,
PCT Pub. No. WO2018/226417, PCT Pub. Date Dec. 13, 2018.
Claims priority of provisional application 62/516,892, filed on Jun. 8, 2017.
Prior Publication US 2020/0188160 A1, Jun. 18, 2020
Int. Cl. A61F 5/443 (2006.01)
CPC A61F 5/443 (2013.01) 6 Claims
OG exemplary drawing
 
1. An ostomy wafer comprising a backing layer, a skin barrier, and an inlet opening for receiving a stoma, wherein the skin barrier is formed from a hydrocolloid adhesive and includes a skin contact layer and an inner layer, wherein at least one skin friendly ingredient is dispersed only in the skin contact layer, the skin contact layer is attached to user's peristomal skin, and the ostomy wafer is configured to support an ostomy pouch as it fills up with stoma effluent, and wherein the at least one skin friendly ingredient is selected from the group consisting of vitamin E, ceramide, cholesterol, fatty acids, micro-pockets of pH buffers, and anti-wrinkle agents, wherein a thickness of the skin contact layer is less than a thickness of the inner layer.