Characterisation of Biofilm of the Chronic Wounds

In this prospective observational study, the investigators tried assess the presence of biofilm on chronic wound samples coming from a large cohort study of patients, whilst cross-referencing the clinical, bacteriological and wound care observations.

Inclusion Criteria:

• Patients with chronic wounds (period > 6 weeks) > 10 cm2
• Patient age >18 for the 3 French centres
• Patient participation in a follow-up program for treatment of their wound > 1 month
• Availability of patient information and written informed consent from them or their legal representative

Exclusion Criteria:

• Patients unable to submit to medical follow-up in the trial due to geographical constraints etc
• Patients deprived of freedom or under guardianship