What is “emergency medical services”
Emergency medical services (abbreviated to the initialism EMS in some countries) are a type of emergency service dedicated to providing out-of-hospital acute medical care, transport to definitive care, and other medical transport to patients with illnesses and injuries which prevent the patient from transporting themselves–From Wikipedia
Emergency medical services are often the object of some seriously ill patients, when they served the hospital, many of which are likely to be in a coma, unable to own important information such as: name, contact phone tell the doctor, can not tell the doctor will have medical records, this will greatly affect the time of diagnosis doctors
If these patients have to wear medical id jewelry, often have greatly improved because medical id jewelry will these relevant information be passed to timely ambulance personnel, thus providing the basis for emergency care


