SYSTEMS METHODS OF SAFELY DELIVERING AN EFFICIENT AMOUNT OF OXYGEN TO ESSENTIAL ORGANS DURING CARDIOPULMONARY RESUSCITATION

A system for safely delivering an efficient amount of oxygen to essential organs, during cardiopulmonary resuscitation (CPR) is described; a respective method and an endotracheal device for delivering a semi-spontaneous positive-pressure ventilation are further described; the system comprises: at least one limb compression device, a positive-pressure ventilation system, an endotracheal tube, a cardiac stimulation device, an intra-tracheal pressure sensor, a synchronizer; the method comprises: compressing at least one limb device and occluding a blood flow into the limb, delivering a mixture of gases, providing an endotracheal tube, conferring a deployed configuration, conferring a withheld configuration, performing a cardiac stimulation device, determining a pressure, synchronizing a timing; the endotracheal device comprises: an elongated tube, a sealing cuff assuming a deployed configuration and withheld configuration.