Patent 11116669 was granted and assigned to Smith & Nephew on September, 2021 by the United States Patent and Trademark Office.
Disclosed herein are embodiments of a wound treatment apparatus employing hydrophobic and hydrophilic dressing materials and/or coating of the layers of a wound dressing. In some embodiments, the hydrophobic and hydrophilic dressing materials and/or coating controls the migration of fluid within the wound dressing.