ergonomics the properly designed workspace. ergonomics defined the study of how a workplace and the...
TRANSCRIPT
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Ergonomics
The Properly Designed Workspace
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Ergonomics Defined
• The study of how a workplace and the equipment used there can best be designed– Comfort– Efficiency– Safety– Productivity
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Hidden Hazards of Computer Use
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Desk of Horrors
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Organize Work Station
• Place materials you will type on the right
• Place supplies on the left
• Keep items you are not using off your desk
• Keep items away from your legs and feet
Before
After
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Ergonomic Keyboard
• Designed to relieve stress – Reduces the chance of repetitive stress injury
• A syndrome that affects muscles, tendons and nerves in the hands, arms and upper back
– Reduces the chance of carpal tunnel syndrome
• A medical condition in which the median nerve is compressed at the wrist
– Leads to pain, parenthesis, and muscle weakness in the forearm and hand
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Ergonomic Keyboard
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Wireless Ergonomic Keyboard
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Ergonomic Chair
• Multi-function • 4-paddle control• 2-way adjustable
arms (up/down & in/out)
• Seat slider
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Correct Foot and Ankle Position
• Sit up straight and lean forward slightly
• Feet flat on the floor
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Proper Arm Placement
• Keep your keyboard parallel to the edge of the desk when using it
• Let your upper arms relax by your sides
• Keep your elbows in
• Wrists are level and not bent
• Keep your forearms horizontal and at right angles to the upper arm
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Proper Keyboard Position
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Improper Keyboard Position
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Proper Hands and Wrists Continued
• Rest your fingers lightly on the keyboard
• Adjust your distance from the keyboard until you can work with your shoulders and arms in a relaxed position
• Keep your fingers slightly curved
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Correct Hands and Wrists
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Incorrect Hands and Wrists
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Computer Use Vision Issues
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Vision Adjustments
• Viewing angle– 16-17 inches from
the eye– Look down at
monitor 5-20° angle
• Document height– Same distance and
height from machine
• Lighting level– Evenly distributed
• Reduce glare• Blink eyes
– Reduces dry eyes
• Regular eye exam
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Correct Screen Placement
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Incorrect Screen Placement
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Correct Head and Neck
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Incorrect Head and Neck
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Room Lighting
• Try to position your desk at right angles to a window
• Use blinds or curtains to reduce bright light• Keep the overall lighting level in your work
(ambient lighting) between 300 and 500 lux• If the overhead lights are reflected in the screen
turn them off• Use different types of lights to increase the
ambient light e.g. uplighters, lights with better diffusers
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Health and Fitness
• Muscle and Joint Exercises– Hands– Neck– Shoulders– Back– Legs
• Regular fitness– Exercise– Eat properly– Rest adequately
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Muscle and Joint Exercises
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Ideal Desk
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Ergonomics of the Future or Now?
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Stance® Angle Chair
• Can be tilted to just about any angle– Standing position
• Experts say is good for the circulation
• Relieves pressure on the back
– Typical sitting position– Neutral position which
is precisely in between
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How to Work Safely on a Computer
• Organize your work area• Maintain neutral positions• Use correct vision• Exercise frequently