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Occupational risk prevention dental care In a dental office, the dentist and his assistant may be in contact with potentially infectious agents during treatment of a patient or disinfecting the patient room and cleaning instruments. They can also be exposed to dust, fumes, radiation or hazardous chemicals. Because of our proximity to the patient, the dentist assistant is exposed to risks of infection. They may be contaminated with pathogenic microorganisms contained in the blood, saliva, pus or nasal secretions. Dental assistants are exposed in the same way when they work with the patient side and also when handling and cleaning equipment. Dentists and dental assistants are prone to allergies as well as skin irritation and respiratory tract …show more content…

are causing injury resulting from the mechanical action of these tools. Eye projections of high speed particles may be the source of the corneal injury. The use of ultrasonic baths for cleaning instruments, to cause adverse effects if the ultrasound is inaudible or almost inaudible are transmitted at sufficiently high and prolonged levels. Headaches, nausea, dizziness may occur particularly for people with hearing very fine, especially among young people. The hand can be subjected to strong vibration upon contact with the ultrasound source (horn or penetration of the hand in the bath), with skin irritation and vascular disorders. Meticulous work with awkward postures, repetitive, visual constraints gestures expose dental surgeons and their assistant (s) for musculoskeletal and angioneurotic disorders: precise work standing with an asymmetrical posture at work, can generate musculoskeletal disorders due to repetitive movements associated with a leaning position to provide near vision with outstretched arms. Hence the frequent appearance of thoracolumbar back pain and neck pain, tendinitis of the upper extremities (shoulders, elbows), the carpal tunnel syndrome, and venous insufficiency related to standing and …show more content…

The effects of radiation "in utero" are particularly deleterious (teratogenic effects). Other effects, which do not always manifest, which appear with a delay, with no obvious threshold (radiation-induced cancers including those of the thyroid, bone sarcomas, leukemias, and possibly ... malformations in offspring) are related to the accumulation of several doses over successive

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