Optimum environment for wound healing
- Moist
- Free from infection, with minimal slough
- Free of chemicals and foreign bodies
- Optimum temperature
- Minimal number of dressing changes
- Correct pH
Different dressings are appropriate for different stages of the wound healing
Good wound management necessitates flexible approach to election and use of dressings
Requirements from a dressing
- Wound
- Protection from infection and trauma
- Debrides, both mechanically and chemically
- Absorbent and removes excess exudate, whilst keeping wound moist
- Maintains temperature and gaseous exchange
- Patient
- Comfortable and cosmetically acceptable
- Stimulates healing
- Healthcare provider
- Inexpensive
- Easy to change
Type | Description | Brand names | Indications |
Hydrocolloids | Available as pastes, granules, wafers Mixture of carboxymehtylcellulose, pectins, gelatins, elastomers Forms gel on contact with wound secretions, absorbing secretions |
Granuflex | Wet sloughly wounds |
Hydrofibre | Consists of carboxymethylcellulose spun into fibre Forms gel on contact with wound secretions, which absorbs secretions |
Aquacel | Heavily exudating wounds |
Hydrogels | Insoluble polymers, water and propylene glycol Absorbs large volumes of exudates and effective at desloughly/debriding |
Desloughing/debriding | |
Semipermeable film dressings | Clear polyurethane film coated adhesive | Not suitable if excessive exudate | |
Alignates | Derived from seaweed Absorbs secretions to form gel to optimise moist wound healing |
Kaltostat, sorbsan | |
Foam dressings | Consists of polyurethane / silicone foam Very absorbant |
Flat / cavity wounds | |
Antimicrobial dressings | Little evidence for benefit | ||
Artificial and living skin equivalents | Can facilitate cell proliferation, production of extracellular matrix Epidermal components - Vivoderm Dermal components - Dermagram Composite grafts (epidermal / dermal components) |