09.12.25
Yilan Ye, Beijing, China; and Zhenzhong Yang, Beijing, China.
Assigned to Tsinghua University, Beijing, China.
Filed: 10/20/22
Issued: 7/29/25
A self-adhesive sanitary product, wherein the self-adhesive sanitary product is fingerstall-like or sheet-like, and has a first face on a surface side and a second face on an opposite side of the first face, the self-adhesive sanitary product, on the first face, has a micro-nano array structure configured to achieve reversible wet adhesion and configured to be adhered to a vaginal orifice tissue or a urethral orifice tissue, and the self-adhesive sanitary product has air permeability and liquid impermeability, and when the self-adhesive sanitary product is adhered to the vaginal orifice tissue or the urethral orifice tissue, the self-adhesive sanitary product completely blocks the vaginal orifice or the urethral orifice to prevent contents of the vagina or the urethra from flowing out.
Assigned to Tsinghua University, Beijing, China.
Filed: 10/20/22
Issued: 7/29/25
A self-adhesive sanitary product, wherein the self-adhesive sanitary product is fingerstall-like or sheet-like, and has a first face on a surface side and a second face on an opposite side of the first face, the self-adhesive sanitary product, on the first face, has a micro-nano array structure configured to achieve reversible wet adhesion and configured to be adhered to a vaginal orifice tissue or a urethral orifice tissue, and the self-adhesive sanitary product has air permeability and liquid impermeability, and when the self-adhesive sanitary product is adhered to the vaginal orifice tissue or the urethral orifice tissue, the self-adhesive sanitary product completely blocks the vaginal orifice or the urethral orifice to prevent contents of the vagina or the urethra from flowing out.
