Seconds that save lives. Cardio-pulmonary resuscitation (CPR) is a set of maneuvers designed to ensure oxygenation of the organs when the circulation of the blood of a person is stopped (cardiocirculatory arrest). In fact, when circulation stops, the organs, including brain and heart, haven´t oxygen and stop working: the brain lesions appears after third minute, and the chances of survival are almost void after seven minutes of circulatory arrest. Artificially oxygenate the blood and make it circulate can prevent, stop or slow this degradation. An unique opportunity for survival. The Respirador© is a new ergonomic assistant device, designed and manufactured with varied and remarkable benefits to make with total prophylaxis, the Cardiopulmonary resuscitation (CPR) in cardiorespiratory arrest, which is the leading cause of death worldwide. Save a life protecting another. The Respirador© is a new instrument, more practical, rapid and more efficient, perfectly suitable for the maneuver. During the mouth to mouth resuscitation, the reanimator is exposed to the direct contact and all the risks that this implies. The patient is exposed to drownings injuries and more seriously: delays and failures in the maneuver, being able to suffer severe cerebral irreversible sequels, and even the death. With the use of Respirador© all is avoided.