take ten for safety – musculoskeletal disorders (msds) 1 musculoskeletal disorders (msds)

33
Take TEN for SAFETY – Musculoskeletal Disorders (MSDs) 1 Musculoskel Musculoskel etal etal Disorders Disorders (MSDs) (MSDs)

Upload: christian-brownlee

Post on 31-Mar-2015

249 views

Category:

Documents


1 download

TRANSCRIPT

Page 1: Take TEN for SAFETY – Musculoskeletal Disorders (MSDs) 1 Musculoskeletal Disorders (MSDs)

Take TEN for SAFETY – Musculoskeletal Disorders (MSDs)1

Musculoskeletal Musculoskeletal Disorders Disorders (MSDs)(MSDs)

Page 2: Take TEN for SAFETY – Musculoskeletal Disorders (MSDs) 1 Musculoskeletal Disorders (MSDs)

Take TEN for SAFETY – Musculoskeletal Disorders (MSDs)

Part 1: What are MSDs?

Page 3: Take TEN for SAFETY – Musculoskeletal Disorders (MSDs) 1 Musculoskeletal Disorders (MSDs)

Take TEN for SAFETY – Musculoskeletal Disorders (MSDs)

Musculoskeletal System Components

The musculoskeletal system includes:

• Muscles, tendons and tendon sheaths

• Joints and ligaments

• Spinal column and discs

= Soft Tissue

Jo-Anne Hurd
Discuss #1 LTI in ON....42%show mining statistics
Page 4: Take TEN for SAFETY – Musculoskeletal Disorders (MSDs) 1 Musculoskeletal Disorders (MSDs)

Take TEN for SAFETY – Musculoskeletal Disorders (MSDs)

Why MSDs happen?

MSDs can result from repeated loading

time

Tissue load

Injury

repeated exertion

Page 5: Take TEN for SAFETY – Musculoskeletal Disorders (MSDs) 1 Musculoskeletal Disorders (MSDs)

Take TEN for SAFETY – Musculoskeletal Disorders (MSDs)

Part 2: MSD Signs and symptoms

Page 6: Take TEN for SAFETY – Musculoskeletal Disorders (MSDs) 1 Musculoskeletal Disorders (MSDs)

Take TEN for SAFETY – Musculoskeletal Disorders (MSDs)

What should I look for?

Signs: •redness, heat, swellingswelling, reduced movement

Symptoms: •pain, discomfort, weakness, tingling, numbness, sleep interruption•taking anti-inflammatory medication

Page 7: Take TEN for SAFETY – Musculoskeletal Disorders (MSDs) 1 Musculoskeletal Disorders (MSDs)

Take TEN for SAFETY – Musculoskeletal Disorders (MSDs)

Stages of MSD Progression

Stages:1. Experience symptoms at work but can continue to work

Symptoms decrease with rest

2. Signs and symptoms come and go more frequentlyLikely to experience symptoms after work

3. Symptoms & Signs do not leaveNo longer able to workDisturbed sleep

Jo-Anne Hurd
Most workers are at stage 3 - MSD prevetion has not typically been implemented yet. There will be in increase in incident reports, but the dust will settle through risk assessments of tasks.Not diagnosing - must encourage reporting - changing "culture" is biggest challenge."suck it up princess" is not working!Sleep is disturbed - the body heals and regenerates only during deep REM sleep 8-9 hours is needed with adults shiftwork a factor in mining....
Page 8: Take TEN for SAFETY – Musculoskeletal Disorders (MSDs) 1 Musculoskeletal Disorders (MSDs)

Take TEN for SAFETY – Musculoskeletal Disorders (MSDs)

If you have recognized a MSD sign or symptoms or if you have experienced daily pains and strains, talk to a supervisor, start the MSD investigative process…

Reporting MSD Signs and Symptoms

Jo-Anne Hurd
this slide could introduce reporting procedures add Q to 5 step check?are you comfortable in reporting symptoms?does your supervisor assess your task right away?introduce Employee Discomfort Survey tool?"Introduce MSD Risk Identification and assessment"
Page 9: Take TEN for SAFETY – Musculoskeletal Disorders (MSDs) 1 Musculoskeletal Disorders (MSDs)

Take TEN for SAFETY – Musculoskeletal Disorders (MSDs)

Employee Discomfort Survey (EDS)

Page 10: Take TEN for SAFETY – Musculoskeletal Disorders (MSDs) 1 Musculoskeletal Disorders (MSDs)

Take TEN for SAFETY – Musculoskeletal Disorders (MSDs)

Part 3: Recognizing MSD Hazards

Page 11: Take TEN for SAFETY – Musculoskeletal Disorders (MSDs) 1 Musculoskeletal Disorders (MSDs)

Take TEN for SAFETY – Musculoskeletal Disorders (MSDs)

Causes of MSDs

Primary risk factors:

• High Force

• Awkward Postures

• Repetition

Page 12: Take TEN for SAFETY – Musculoskeletal Disorders (MSDs) 1 Musculoskeletal Disorders (MSDs)

Take TEN for SAFETY – Musculoskeletal Disorders (MSDs)

Force – Primary Risk Factor

High Forces: Overexertion occurs when the force required exceeds the tolerance of the body’s tissues. The greater the force required, the greater the risk of injury

Examples in Mining?

MMH, pushing, pulling, carrying

Jo-Anne Hurd
can anyone name a high force task they perform daily?RecognizeForce includes: pushing , pulling , carrying, liftingIt is easier to PUSH rather that PULL - functional ergonomics tips
Page 13: Take TEN for SAFETY – Musculoskeletal Disorders (MSDs) 1 Musculoskeletal Disorders (MSDs)

Take TEN for SAFETY – Musculoskeletal Disorders (MSDs)

Posture – Primary Risk Factor

If a task involves taking a static or awkward posture, the risk of pains and strains increases.

• Awkward Posture - Involves bending or twisting away from a neutral posture.

• Static Posture - The same position held for a long period of time; can be either a neutral or awkward posture.

Jo-Anne Hurd
more visual - agree with needing mining awkward posture clipsremove wrsit example
Page 14: Take TEN for SAFETY – Musculoskeletal Disorders (MSDs) 1 Musculoskeletal Disorders (MSDs)

Take TEN for SAFETY – Musculoskeletal Disorders (MSDs)

MSD Hazards – Awkward Postures

14

Page 15: Take TEN for SAFETY – Musculoskeletal Disorders (MSDs) 1 Musculoskeletal Disorders (MSDs)

Take TEN for SAFETY – Musculoskeletal Disorders (MSDs)

Repetition – Primary Risk Factor

• Highly repetitive tasks can cause muscle fatigue, damage to other tissues and, eventually, pain and discomfort

Repetition is the number of times a task or similar motion is performed per minute, hour, shift, or day.

Jo-Anne Hurd
what deems repetition?guideliens - perform the task > 2 hours/dayyou as an employer/sup. can determine your limitDuration and frequency deem whether it is a high risk or not.Can you name a task you perform repetitively
Page 16: Take TEN for SAFETY – Musculoskeletal Disorders (MSDs) 1 Musculoskeletal Disorders (MSDs)

Take TEN for SAFETY – Musculoskeletal Disorders (MSDs)

Other MSD Risk Factors

Secondary risk factors:

• Contact stress

• Vibration

• Temperature (too hot or too cold)

• Work organization – (Mining piece work)

• Work methods

Page 17: Take TEN for SAFETY – Musculoskeletal Disorders (MSDs) 1 Musculoskeletal Disorders (MSDs)

Take TEN for SAFETY – Musculoskeletal Disorders (MSDs)17

Duration / Time

MSD Risk Assessment

Page 18: Take TEN for SAFETY – Musculoskeletal Disorders (MSDs) 1 Musculoskeletal Disorders (MSDs)

Take TEN for SAFETY – Musculoskeletal Disorders (MSDs)

If you have recognized a MSD High risk factor within your job tasks, talk to a supervisor about it. Get involved with the assessment, find solutions!

Reporting a MSD Hazard

Page 19: Take TEN for SAFETY – Musculoskeletal Disorders (MSDs) 1 Musculoskeletal Disorders (MSDs)

Take TEN for SAFETY – Musculoskeletal Disorders (MSDs)

Part 4: Ergonomic Solutions

Jo-Anne Hurd
Insert a mining "best practice" solutionbefore and after siting, MMH
Page 20: Take TEN for SAFETY – Musculoskeletal Disorders (MSDs) 1 Musculoskeletal Disorders (MSDs)

Take TEN for SAFETY – Musculoskeletal Disorders (MSDs)

Ergonomics – Controlling Risk Factors

Ergonomics ‘fitting the task to the worker’

Removing or decreasing high risk factors from a worker’s daily tasks does not have to be expensive or complicated.

Some examples of solutions:• Adjustable work benches to match needed height for each worker• Reorganizing work materials to reduce twisting and lifting• Using anti-vibration hand tools to reduce vibration

• Changing postures• Taking micro-muscle breaks

Page 21: Take TEN for SAFETY – Musculoskeletal Disorders (MSDs) 1 Musculoskeletal Disorders (MSDs)

Take TEN for SAFETY – Musculoskeletal Disorders (MSDs)

Reducing MSD Exposure

• Report MSD hazards

• Work as a group to discuss solutions• Warm up your body for the day

• Use the correct lifting technique

There are several steps that you can take to reduce your MSD exposure:

Jo-Anne Hurd
add fuctional "worker" solutions:do not lift right after sitting for longer that 20 minutes, walk around firts - contract stomach - then liftPPE not very effective in MSD prevention? If you are driving for long periods of time - stop, get out 2x /hour - stand up!
Page 22: Take TEN for SAFETY – Musculoskeletal Disorders (MSDs) 1 Musculoskeletal Disorders (MSDs)

Take TEN for SAFETY – Musculoskeletal Disorders (MSDs)

Lifting BiomechanicsImproper lifting techniques require the muscles of the back to generate 10 times the weight being lifted!

How can the forces on the back be lowered?

Page 23: Take TEN for SAFETY – Musculoskeletal Disorders (MSDs) 1 Musculoskeletal Disorders (MSDs)

Take TEN for SAFETY – Musculoskeletal Disorders (MSDs)

Personal Protective Equipment (PPE) is not the best solution but may be appropriate in some situations.

Personal Protective Equipment

Examples:Effective:

• Well-designed “anti-vibration” gloves

• Kneepads for kneeling work• Anti-fatigue matting• Shock-absorbing insoles

Ineffective:• Back belts • Wrist supports or splints

Jo-Anne Hurd
last defense!Just include mining MSD PPE
Page 24: Take TEN for SAFETY – Musculoskeletal Disorders (MSDs) 1 Musculoskeletal Disorders (MSDs)

Take TEN for SAFETY – Musculoskeletal Disorders (MSDs)

Lifestyle Factors

Proper exercise and nutrition help keep the musculoskeletal system operating at its peak, and thus helping to prevent injuries

•Stretch/Exercise: 30 minutes each day•Sleep > 7 - 9 hours ideal•Good Nutrition

Jo-Anne Hurd
add sleep! Very importantdo not stare at a screen 1 hour bvefore bed time - light stimulates beta waves - not allowing for deep REM theta wave sleep for healing tissue
Page 25: Take TEN for SAFETY – Musculoskeletal Disorders (MSDs) 1 Musculoskeletal Disorders (MSDs)

Take TEN for SAFETY – Musculoskeletal Disorders (MSDs)

If you have recognized a way to reduce your exposure to an MSD risk factor within your job tasks, talk to a supervisor about it.

Suggesting a Solution

Jo-Anne Hurd
perhaps introduce the risk identification and assessment tools - get them started....PE process - workers, sup., managers brainstorm to come up with solutionsbe part of the investigation, tools...
Page 26: Take TEN for SAFETY – Musculoskeletal Disorders (MSDs) 1 Musculoskeletal Disorders (MSDs)

Take TEN for SAFETY – Musculoskeletal Disorders (MSDs)

Part 5: Testing our Knowledge

Page 27: Take TEN for SAFETY – Musculoskeletal Disorders (MSDs) 1 Musculoskeletal Disorders (MSDs)

Take TEN for SAFETY – Musculoskeletal Disorders (MSDs)

Identify the MSD hazards that exist in each of the pictures

Page 28: Take TEN for SAFETY – Musculoskeletal Disorders (MSDs) 1 Musculoskeletal Disorders (MSDs)

Take TEN for SAFETY – Musculoskeletal Disorders (MSDs)28

Page 29: Take TEN for SAFETY – Musculoskeletal Disorders (MSDs) 1 Musculoskeletal Disorders (MSDs)

Take TEN for SAFETY – Musculoskeletal Disorders (MSDs)

Recognizing MSD

Other hazards that may cause MSDs• Contact stress • Local or whole body vibration (WBV)• Cold temperatures• Work organization• Psychosocial• Individual characteristics

Page 30: Take TEN for SAFETY – Musculoskeletal Disorders (MSDs) 1 Musculoskeletal Disorders (MSDs)

Take TEN for SAFETY – Musculoskeletal Disorders (MSDs)30

Page 31: Take TEN for SAFETY – Musculoskeletal Disorders (MSDs) 1 Musculoskeletal Disorders (MSDs)

Take TEN for SAFETY – Musculoskeletal Disorders (MSDs)31

Page 32: Take TEN for SAFETY – Musculoskeletal Disorders (MSDs) 1 Musculoskeletal Disorders (MSDs)

Take TEN for SAFETY – Musculoskeletal Disorders (MSDs)32

Page 33: Take TEN for SAFETY – Musculoskeletal Disorders (MSDs) 1 Musculoskeletal Disorders (MSDs)

Take TEN for SAFETY – Musculoskeletal Disorders (MSDs)

Resources

The Provincial MSD Prevention Guideline and

Toolboxes, are available for download at WSN’s

website.