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MUSCULOSKELETAL DISORDERS (MSDs) MASALAH OTOT RANGKA

4. MUSCULOSKELETAL

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CAPTER7: ERGONOMICS

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Page 1: 4. MUSCULOSKELETAL

MUSCULOSKELETAL DISORDERS (MSDs)

MASALAH OTOT RANGKA

Page 2: 4. MUSCULOSKELETAL

• Musculoskeletal injuries are defined as any disorders of muscles, tendons, ligament, nerves, joints and spinal disc.

Page 3: 4. MUSCULOSKELETAL

STAGES OF MSDs DISABILITY

(ketidakupayaan dan

kecacatan)

DISORDER, INJURY, DISEASES

(kecederaan dan penyakit)

PRONOUNCED SYMPTOMS

(simptom-simptom yang nyata)

PERFORMANCE AFFECTING SORENESS ACHES AND PAINS

(kesakitan yang mengganggu pergerakan)

OCCASIONAL NUMB PROBLEMS, SMALL ACHES

(pergerakan yang terbatas)

FATIQUE, DISCOMFORT

(kelesuan dan ketidakselesaan)

Page 4: 4. MUSCULOSKELETAL

EXAMPLE OF MSDs

TENDINITIS

• Tendon connecting tissues between muscle and bones is overwork and stress beyond limit

CARPAL TUNNEL

SYNDROME

• Among workers at perform repeat task

CHRONIC LOW BACK

PAIN • Back injury

MSDs

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SYMPTOMS OF MSDs

MSDs NUMBNESS

TIGHTNESS

TINGLING

SWELLING

PAIN

STIFFNESS

REDNESS

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RISK FACTORS

REPETITION

FORCE

AWKWARD POSTURE

CONTACT STRESS

VIBRATION

STATIC POSTURE

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