Which wounds cannot use sterile dressing

Sterile dressings are a new generation of moist wound dressings that prevent bacterial contamination and wound dehydration and accelerate wound healing. It can provide a moist environment beneficial to wound healing, prevent bacterial contamination and wound dehydration, absorb pus, avoid wound adhesion, reduce patient pain and wound re-injury, improve itching and pain, have good ductility and clarity, accelerate wound healing. Therefore, it is suitable for dressing and dressing change of various wounds, but the air permeability of sterile dressing is not as good as that of ordinary gauze, and it has certain specifications. When the wound surface is larger than the sterile patch, and the sterile patch cannot cover it, the sterile patch cannot be used. In addition, sterile dressings should not be used in patients with allergies.

The following types of wounds should not use sterile dressings:

1. The wound with epidermal abrasion, even the epidermis is not broken, no need to use a band-aid, it needs to be dried and quickly scabbed. With Band-Aid, the ventilation inside the wound is poor, and the water secreted is easy to be infected in the wound;

2. Cat or dog scratches, scratches, bites, the epidermis is bitten, no need to use band-aids, band-aids are ineffective for anti-inflammatory, will lead to an anaerobic environment in the wound, rabies virus and tetanus are sterile dressings, Band-aids provide a growth environment for sterile sterile dressings, and open wounds are usually recommended.