Promogran Prisma® Matrix Wound Dressing is a unique freeze-dried blend containing collagen, oxidised regenerated cellulose (ORC), and silver. Crafted to initiate the healing process and prevent infections, it transforms into a pliable, biodegradable gel, ensuring complete wound coverage. Comprised of a sterile, freeze dried composite of 44% oxidized regenerated cellulose (ORC), 55% collagen and 1% silver-ORC. Indicated for the management of all wounds healing by secondary intent which are clear of necrotic tissue, including: venous leg ulcers, diabetic foot ulcers, pressure ulcers, traumatic and surgical wounds.