a hydrophilic pliable wound dressing consisting of biopolymers creates a new approach to wound dressing by providing a self - assembling hydrophilic gel type moisture permeable barrier applicable to a wide range of wound sizes and depths . biodegradability and water solubility enable rapid and safe disposal , obviating a significant problem that occurs with conventional type dressings . the initial sheet form of the dressing provides an ideal carrier for delivery of nutrients , debriders , antibiotics , analgesics and physiological regulators .