[Evidence based practice: theoretical considerations for its implementation in perioperative nursing].

Evidence-based practice enables the quality improvement of the nursing care delivered to clients/patients. This work aimed at providing elements that will lead to reflections on the scenario concerning perioperative nursing. Accordingly, based on literature, authors have made considerations regarding evidence-based nursing practice, general concepts, its importance and the obstacles to its implementation in professional practice, aiming at encouraging surgical nurses to seek for scientific knowledge by developing research and applying its results.