Algivon Plus but is in an easy to use ribbon shape. Algivon Plus Ribbon is inserted into the wound site, cavity or sinus; ribbon can be cut to size ensuring that sharp scissors are used. Algivon Plus Ribbon may be applied to any wound but especially: Cavities, sinuses, pressure ulcers, leg ulcers, diabetic ulcers, surgical wounds, burns, graft sites, and infected wounds.