Optimizing the Workstation of a Dentist

摘要

This study is concerned with optimizing a working postures of a female dentist aged 51, with 20 years of experience. The investigation was performed based on interaction in ergonomics and each layer was assessed by using the most appropriate methods. The user was assessed through Body Part Discomfort, task analysis, time analysis, and RULA. Also the instruments, work place and physical environment were assessed. Data were collected through observation, interviews and questionnaire. The problems were then diagnosed; correspondingly, relevant solutions were suggested. With regard to the available facilities, a number of modifications were applied. Then reassessment took place and the results of assessment and reassessment were compared. As expected, the results revealed that, the working posture of dentist had been well optimized following the modifications, which led to significant reduction in the user's exhaustion and musculoskeletal problem. The efficiency and working satisfaction of the dentist also surprisingly increased.