It is a medical unit intended for the transportation of sick or injured persons to, from, or between places of treatment. Equipped with everything necessary for care, stabilization within the unit, it has professional and qualified medical personnel, likewise there are 2 types of BLS (Basic Life Support) units, a basic unit for stable and medium-severity patients, which has medical personnel general, ALS (Advance Life Support) advanced unit for critical patients and has specialized medical personnel.