Healing Mechanisms

Common surgical conditions - wounds

Why are there different healing mechanisms for wounds?

Different severity of wounds need different mechanisms. There are also other factors that may affect healing mechanisms such as tension or if there is a presence of infection.

What are the 3 types of wound healing?

• Primary intention healing.

• Secondary intention healing.

• Delayed closure.

What is primary intention healing?

The closing of wounds with sutures (stitches) or staples.

What is secondary intention healing?

Healing with granulation tissue (naturally). Often done in large wounds or contaminated wounds.

What is delayed closure of a wound?

A combination of secondary intent initially with closure when the wound is ready.