Retrospective, Observationnal Study to Investigate Procedural Analgesia Delivered to Patients With Lacerations, Abrasions, Burns and Leg Ulcers.

The main part of the study is a retrospective analysis of 200 reports concerning patients with skin wounds and injuries : * 50 consecutive patient reports dealing with skin lacerations * 50 consecutive patient reports dealing with skin abrasions * 50 consecutive patient reports dealing with skin burns * 50 consecutive patient reports dealing with leg ulcers The study comprises a complementary prospective segment, consisting of data collection from patients and from care delivery personnel, threw short interviews, in order to assess the validity of the retrospective recording on reports.