"The management of recalcitrant leg ulcers that do not respond to standard usual treatments is a real challenge in terms of public health due to the significant costs generated and considerably alters the quality of life of patients. The YAG/Er RecoSMA Laser is a very promising solution in this indication because it allows the biofilm to be effectively treated thanks to the detergent effect of the Laser and its mechanical-acoustic effect promotes cell regeneration, it can restart the healing of ulcers that are difficult. to heal."