Wound care after surgery at Bergen Dermatology Specialists in Ridgewood, NJ, Oakland, NJ: Kapila Paghdal, Mohs Surgeon: Cosmetics, Lasers, and Skin Cancer Surgery Specialist Essential Types of Wound Dressings for Nurses Collagen Wound Dressings Types of Wounds Understanding wound classification helps in accurate assessment, proper management, and correct dressing selection. Open wounds involve a break in skin integrity, while closed wounds have underlying tissue damage