What is wound dressing

Wound dressing is a dressing used to cover wounds, wounds, or other damaged materials. The types of wound dressings include: 1. Passive dressings (traditional dressings), which passively cover the wound and absorb exudates, providing limited protection for the wound. 2. Interactive dressings, there are various forms of interaction between the dressing and the wound, such as absorbing exudate and toxic substances, allowing gas exchange, and creating an ideal environment for healing; Barrier outer structure, preventing microbial invasion in the environment, and preventing cross infection of wounds. 3. Bioactive dressings (closed dressings).