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Dental ergonomics- patient's position, working posture of dentist,…
- Dental ergonomics- patient's position, working posture of dentist, positions of dental team
Anderson chair best for patient in supine, reclined position allowing for better accessibility and visibility in oral cavity
position of patient
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work on upper jaw- patients body horizontal, parallel to floor, head and feet aligned, occlusal plane of the upper jaw perpendicular to floor
work on lower jaw- patient in reclining position so occlusal plane of lower jaw is parallel to floor, head can be moved up and down, sideways
posture of dentist
operating field located symmetrically to chest of dentist, midway between shoulders at distance of 25cm
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9-10 o'clock position for lower jaw, occlusal plane of lower teeth parallel to floor
11-12 o'clock position for lower jaw, occlusal plane of mandible is at angle of 40 degrees to the floor
12 o'clock for upper jaw, occlusal plane angled 25 degrees form floor
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positions of dental team
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static zone from 12-2 where tools like syringes are transferred in order not to frighten the patient