Phase-specific wound management
Regardless of the type of wound and the extent of tissue
loss, every wound healing process proceeds in phases
of venous leg ulcer which overlap in time and cannot be separated from each
other. Classifications into three or four phases of wound
healing are usual; the system postulating three basic
Chronic wounds like venous leg ulcer also heal in a
phases will be used in the following presentations:
phase-specific manner. However, the progression of
▪ The inflammatory and exudative phase serves to stop
these phases through the correct sequence is frequently
the bleeding and cleanse the wound, mainly by phago-
cytosis.
disturbed by many different systemic and local interfer-
▪ In the proliferative phase, blood vessels and replace-
ing factors; often, the cleansing phase persists for an ment tissue, known as granulation tissue, are produced
unphysiologically protracted period. Proper wound man-
to fill the defect.
agement will therefore be based on the premise of meet-
▪ The differentiation phase is characterized by maturation
ing the specific requirements of the disturbed wound
of the new tissue, its epithelisation and the concluding
scar formation.
healing phases as exactly as possible.
In practice, the three phases of wound healing are known
for short as the cleansing, granulation and epithelisation
phase.
Schematic diagram of the time course of the wound healing phases:
Inflammatory phase:
Cleansing
Proliferative phase:
Fibroblast migration and formation of granulation tissue
Differentiation phase:
Maturation and increasing
wound contraction/epithelisation
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Entstehungsursachen [0.0] Phase-specific wound management [32.33]
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