Primary and secondary outcomes
pain
The primary outcome is the patient’s satisfaction score with the preoperative localization technique, evaluated by a visual analog scale (see Secondary outcomes are:the patient’s pain score in relation to the preoperative localization technique, evaluated by a visual analog scale (see the score of the patient’s stress in relation to the preoperative localization technique (see the scores of the precision and the operative comfort associated with the device (see the visualization of the needle on ultrasound, the visualization of the device on ultrasound and on stereotaxic, and the ease of insertion of the device (see the occurrence or not of a migration of the localization device, the histological data with the presence of the lesion in the surgical specimen, the invasion of the margins and therefore the resulting rate of revision surgery.