Ergonomics

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Ergonomics
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Agenda

• What is ergonomics?
• What are applications in the workplace?
• What are Musculoskeletal Disoders (MSDs)?
• What are activities at this site?
• What you can do.

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What is Ergonomics?
Make things user-friendly
Work smarter, not harder
Use the rules of work
Fit the task to the person
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Applications for Ergonomics
Home Leisure
Manufac-turing
Manufacturing
Service
Office
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Safety, Quality, Efficiency
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Principles of Ergonomics
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Work in Neutral Postures

• Principle 1

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Maintain the S-Curve of the Spine
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The Neck
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Keep Elbows in and Shoulders Relaxed
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Keep Wrists in Neutral
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Summary Neutral Postures
Neck straight
Shoulders relaxed
Elbows at sides
Wrists in neutral
Back with S-curve
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Point

• To work smarter, work in neutral postures
• Evaluate and modify
• work method
• tools
• workstation design

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Reduce Excessive Force

• Principle 2

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Point

• Think of what you do.
• Think of ways to reduce excessive force.
• Thousands of ways, only some examples here.

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Keep Everything in Easy Reach

• Principle 3

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Reach Envelope
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Work at Proper Heights

• Principle 4

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Height elbow drawing
Most work at elbow height (sitting or standing)
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Height elbow hi/lo drawing
Exceptions Heavy lower Precision higher
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Reduce Excessive Motions

• Principle 5

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After
Before
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Minimize Fatigue and Static Load

• Principle 6

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Minimize Pressure Points

• Principle 7

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Provide Clearance

• Principle 8

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Move, Exercise, Stretch

• Principle 9

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Maintain a Comfortable Environment

• Principle 10

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Lighting and Glare
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Vibration
Dampening Material
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Summary

• Posture
• Force
• Reach
• Heights
• Motions

• Static load
• Pressure points
• Clearance
• Stretch exercise
• Environment

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Putting on Your Ergonomics Glasses
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Making Improvements
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Fix and Adjust What You Can Yourself
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Think Before You Work
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Make Ergonomics Part of Daily Worklife
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Musculoskeletal Disorders (MSDs)
Wear and tear Injuries
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Symptoms

• Soreness, pain, discomfort
• Numbness or burning
• Pins and needles
• Limited range of motion
• Weakness and clumsiness

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Basic Message to Everyone
If you think you may have a problem Get it
checked out
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Risk Factors for MSDs
(Tasks)

• Awkward Postures
• Force
• Repetitive Motions
• Static Load
• Pressure Points
• Vibration
• Temperature Extremes

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Risk Factors for MSDs
(Personal)

• Physical Condition
• Diseases and Conditions

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Prevention

• Apply what you learn here

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What You Can Do

• Request help for any problems
• Be willing to try new methods
• Know whats adjustable
• Get it checked out
• Exercise and keep in shape
• Think about off-the-job activities
• Learn more about ergonomics

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Activities at This Site

• TeamErgo
• Surveys
• Plans
• etc