ergo16_CTD - Safety and Ergonomics Spring 2010/ 2011 1...

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Unformatted text preview: Safety and Ergonomics Spring 2010/ 2011 1 Safety and Ergonomics Overuse Disorders Spring 2010/ 2011 2 Overuse disorders (ODs) ¡ Repetitive Strain Injuries (RSIs) ¡ Cumulative Trauma Disorder (CTD) ¡ Musculoskeletal Disorder (MSD) Safety and Ergonomics Spring 2010/ 2011 2 Spring 2010/ 2011 3 Spring 2010/ 2011 4 Overuse disorders (ODs) ¡ Overuse of body elements which cause strains to them Æ ¢ Muscles ¡ Stretched with pain and swelling, torn ¢ Tendons ¡ torn ¢ Sheaths, bursa and synovial fluid ¡ Synovial dimensioned Æ friction ¡ Inflammation ¢ Joints ¡ Sprain Æ displace ligaments ¢ Nerves ¡ Compression and pressure ¡ Impairment Æ motor nerve, sensor, or autonomic nerve ¢ Vertebra and disk ¢ Blood vessels ¡ Compression in neck. Shoulder, hand, arm Æ oxygen and nutrition supply ↓ ¡ Ischemia ¡ Vasospasm Æ whitefinger Safety and Ergonomics Spring 2010/ 2011 3 Spring 2010/ 2011 5 Stages of Overuse disorders (ODs) ¡ Aches and tiredness ¡ Swelling, numbness and pain. Performance is Swelling, numbness and pain....
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ergo16_CTD - Safety and Ergonomics Spring 2010/ 2011 1...

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