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Physical Therapy

Old Dominion University

Ergonomics

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Full-Text Articles in Medicine and Health Sciences

The Effect Of Magnification Loupes On Posture During Instrumentation By Dental Hygienists, Emily Anne Ludwig Apr 2016

The Effect Of Magnification Loupes On Posture During Instrumentation By Dental Hygienists, Emily Anne Ludwig

Dental Hygiene Theses & Dissertations

Purpose: The purpose of this study was to determine the effects of dental magnification loupes on posture during instrumentation. Methods: A convenience sample of twenty-seven righthanded dental hygienists with no history of injuries or disabilities of the head, neck, and trunk regions was enrolled. Baseline posture calibration was taken. Accelerometers were placed on four locations of the head and trunk (occipital pole of head, cervical vertebrae: C5, thoracic vertebrae: T5, lumbar vertebrae: L1) to measure changes in posture. Accelerations in three axes were recorded (anterior/posterior (AP), medial/lateral (ML), vertical (VT)). Mean accelerations of the three axes were used to compute …


Injury Prevention With Physical Therapy, Karen Kott, Margaret F. Lemaster Jan 2014

Injury Prevention With Physical Therapy, Karen Kott, Margaret F. Lemaster

Rehabilitation Sciences Faculty Publications

(First paragraph) Ergonomics is the study of human performance (positioning and movement) and workplace design, such as equipment, ambience, and placement. The purpose of ergonomics is to maximize productivity by increasing safety, improving work quality, reducing operator fatigue and discomfort, and decreasing the risk of work -related musculoskeletal disorders (MSDs).1-3