The occupational accidents are socially determined phenomenon, indicative of the intense work schedule in which it is submitted most of the areas of health workers, culminating be important for public health problem in Brazil, affects mainly young adults and causes a large number of cases of disability and even death. During the study period were reported in the teaching hospital 166 accidents, accounting for 2.23% of the study population. By characterizing the accident taking into account the student category, we saw that the most significant number of accidents happened with "Trainees Nursing Technicians" (31%), followed by "Medical Residents" (28%) and "Medical Students" (26%). The majority of the accidents happened in students with ages between 20 and 29 years old, in that group are included most health sciences students, trainees and residents, and the main reason for the accident was negligence of its own. The professional categories, age and cause of the accident show that educational measures should be taken for effective prevention of accidents.