David D Wood, MSIE, CPE CPE LLC
Definitions Symptoms Observations Improvements (Get NEUTRAL; Take BREAKS) General Eyes, Neck, Shoulders, Wrists, Back, Legs/feet
Fitting the task to the person “An applied science concerned with designing and arranging things people use so that the people and things interact most efficiently and safely —called also biotechnology, human engineering, human factors” (Merriam- Webster’s) Controlling fatigue
Force Posture Repetition Secondary Cold Vibration Static positions Impact/contact stress F R P Overall Ergo Risk R P
Neck: Back: Shoulder: Hand/forearm: Legs:
Wind screen Throttle Rocker Low seat pan Floor boards Highway bars Heel and toe shifters Back rest
Increasing age Previous injury Tobacco use Arthritis Diabetes 91/workplaces-feel-the-impact-of-obesity M. Hagberg, B.A. Silverstein, R.P. Wells, R. Smith, P. Carayon, H. Hendrick, M. Pe´russe, I. Kuorinka, L. Forcier (Eds.), Workrelated musculoskeletal disorders (WMSD): A handbook for prevention, Taylor and Francis, London, UK, 1995.
1) Find discomfort area(s) 2) Observe (check for symptom/posture match) 3) Discuss improvement ideas
“What’s bothering you?” Symptom Survey Self Assessment
DHHS (NIOSH) Publication Number /97-117/pdfs/ pdf
pdf/pubs/1863.pdf Select 10 to 20 questions From pages 38 to 43
Observe the person working for 5 minutes Write observations Do any postures or actions match the symptoms? List improvement ideas Note current good things
Back supported Feet supported Hands on task Neck/shoulders neutral /pdf/pubs/1863.pdf
Get NEUTRAL Neck/shoulders Back Wrists/forearms Feet/legs Take BREAKS Frequency Duration Apps Working Stretch
Eyes 20/20/20 rule Cupping Working Standing/walking meetings Visit someone instead IM/ Stand during phone calls Reminders Smart phone apps Lotus notes - Outlook Kitchen timer Buddy system users-to-take-those-breaks.html?pagewanted=all&src=pm says-breaks-are-good-for-productivity/260747/
1) Do the opposite 2) Slow and gentle 3) Stop and hold (15 to 30 seconds) 4) No pain
Free (work methods) Use larger font Breaks 20/20/20 rule Adjust distance to screen Adjust back support Wear a baseball cap Adjust fan away from eyes $ (equipment) Anti-glare filters Improve glasses More screen space Increase lighting Decrease lighting Read/dictation software
Free (work methods) Breaks Adjust distance to screen Center, adjust LCD height Adjust back support Bring elbows in Use speaker phone Use larger font $ (equipment) Head set Monitor arm Improve glasses Read/dictation software
Free (work methods) Breaks Adjust desk height Adjust keyboard tray height Adjust back support Move mouse and keyboard in Keep elbows in $ (equipment) Install keyboard tray Headset Read/dictation software
Free (work methods) Adjust back support Breaks Go for walks Stand occasionally Adjust distance to screen $ (equipment) Foot rest Repair chair Buy lumbar cushion Buy better chair Buy seat pan cushion cuments/user_information/Aeron_Chairs_adjustment_guide.pdf
Free (work methods) Breaks Opposite hand mousing Use quick keys Ctrl-Z undo Ctrl-X cut Ctrl-Ccopy Ctrl-Vpaste $ (equipment) Keyboard rest Mouse rest Ergo Keyboard Ergo Mouse Read/dictation software
Free (work methods) Breaks, go for walks Adjust seat pan length Adjust desk, tray height Work standing occasionally Don’t sit on feet Clear out space under desk $ (equipment) Foot rest Sit/stand work station Keyboard ht adjusts 16+ inches Monitor arm oard+tray&tag=googhydr-20&index=office- products&hvadid= &hvpos=1t2&hvexid=&hvnetw=s& hvrand= &hvpone=&hvptwo=&hvqmt=b&ref =pd_sl_2lspjk1092_b
q=sit+stand+workstation&oq=sit+stand+&gs_l=img.3.0.0l7j0i24l ac.1.7.img.gfI2RvOGcQs
Lower cost 2 boxes (emergency/temp) LCD Keyboard mouse If adjustable tray already there Raise desk 3 to 6 inches Raise tray to stand Lower to sit If chair can have tall cylinder Raise desk to elbow height Get factory foot rest Higher Cost Extended range adjustable keyboard tray (and monitor arm) Height adjustable desk
Listen to understand WHAT symptoms/concerns exist Look for postures to explain WHY symptoms might be occurring Discuss HOW the person can change Get NEUTRAL Adjust current set-up, consider prudent equipment upgrades Take BREAKS
David D Wood, MSIE, CPE CPE LLC
NIOSHhttp:// Cornellhttp://ergo.human.cornell.edu/cutools.html National OSHA Office Ergo guidehttp:// Oregon OSHA Office ergo guidehttp://