Patent Issued for Apparatuses and methods for negative pressure wound therapy with switchable fluid management (USPTO 12064319).

A patent has been issued for apparatuses and methods for negative pressure wound therapy with switchable fluid management. The patent describes a device that provides negative pressure to a wound site using a cover layer, a porous hydrophobic layer, and a porous hydrophilic ring. The device aims to prevent fluid transmission when negative pressure is applied and allow fluid transmission when negative pressure is not being applied. The invention is intended to improve the healing rate of wounds and reduce the likelihood of infection. The patent was filed by inventors from the United Kingdom and assigned to T.J.Smith and Nephew Limited. [Extracted from the article]