المجلة الدولية للعلوم والتقنية

Prosthodontics technicians are exposed to many occupational risks that negatively affect their health due to their direct exposure to dust that pollutes the prosthodontics laboratory, emitted during the process of grinding and polishing metals and alloys used in the preparation of prosthodontics. This study aimed to identify some of the occupational risks to which they are exposed. The study included 67 cases of adult individuals of both sexes, all of them were prosthodontics technicians who worked in this field for a period ranging between 5-34 years. The results of the questionnaire and clinical examination of some pathological cases of the dental prosthodontics technician showed that the incidence of respiratory disorders (nasal allergy, sinus infections, chest sensitivity, and sometimes shortness of breath) reached 56.7%, and disorders of the mucous membranes lining the eyes and nose (redness of the eyes, sensitivity, runny nose, and weakness). In sense of smell, especially at the beginning of work in the first years) between 55.2% and 53.7% respectively, and 40.2% of technicians suffered from tinnitus in the ear that lasts for a period that may extend from one to three hours after completing the work, 4.5% of those who practiced the profession for a period ranging from 11-34 years suffered from weakness in hearing loss, especially for those who work for long periods of time during the day. Keywords: occupational hazards, prosthodontics, prosthodontics technician, practice, prosthodontics laboratory.