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"Study of work"

"Study of work" Ergonom i cs i s the sc i ence of remov i ng barriers to quality, productivity and human performance by fitting products, tasks and environments to people. Late 19th century:. Equipment considerations Process considerations World War II: Sophisticated aircraft Current:

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"Study of work"

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  1. "Studyofwork" • Ergonomicsisthescienceofremovingbarrierstoquality,productivityandhuman performancebyfittingproducts,tasksand environmentstopeople.

  2. Late19thcentury: • Equipmentconsiderations • Processconsiderations • WorldWarII: • Sophisticatedaircraft • Current: • Ergonomicsisanimportanttoolintheprofessionalworldthatcansavebusinesses money

  3. Decreaseriskofinjury • Enhanceproductivityandefficiency • Improvequalityofworklife

  4. ResearchIeducation • M.S.,Ph.D. • Practicing • Physical&Occupationaltherapists • Nurses&Doctors • Chiropractors • Biomechanists • BoardofCertifiedProfessionalErgonomists • CertifiedProfessionalErgonomists • CertifiedIndustrialErgonomists

  5. Analyzeopportunitiesforequipment changes&modifications • Engineeroutpoorequipmentdesign • Teachlowriskbodymechanics • (Verifycompliance)

  6. Temperature • Lighting • Noise

  7. Posture • Force • VelocityIAcceleration • Repetition • Duration • Recoverytime

  8. Wrist • FlexionIextension • UlnarIradial deviation • Shoulderabduction • Neck • FlexionIextension • Lateral flexion • Lowback • Bending • twisting

  9. Identificationofriskfactors • Locationofequipment • Typeofequipment • Pre-existingphysicalconditions • Quantificationofriskfactors • Questionworkeraboutworkhabits • Observation

  10. Physicalcharacteristics • Environment • Temperature • Light • Noise • Tools • Computers • Chairs • Phones • Height • Weight • Strength • RangeofMotion • NatureofWork • Howmuchandhow oftenofwhattask(s) • Machinery

  11. EngineeringControls • Equipmentchanges Imodifications • Modificationofhowtheequipmentisused • Canonlyassistinpromotingproperbehaviors • Administrative Controls • Increasingfrequencyofbreaks • Reduce timespentonaparticulartypeoftask. • WorkPracticeControls • Ergonomictraining • Followups

  12. GOAL:NEUTRALBODYALIGNMENT • Gofromthegroundup: • Feetflatonfloor • Hipat90-100degrees • Backstraightandsupported • Upper armnearlyvertical • Elbowat70-135degrees •Topofmonitorateyelevel

  13. FloatelbowsIforearmsabovearmrests • andothersurfaces • Whiletypingormousing,floatwristsabove surface • Whennottypingormousing,restlateral • - edgeofhandonasoftsurface

  14. Useknowledgeofperson,tasksand behaviorstomatchenvironmenttoperson • Arrangeitemssothattimespentina neutralpostureismaximized • Usealternativeequipmenttopromotetheuseoflowriskbehavior • USELOWRISKBEHAVIOR

  15. 32-40-ishhoursperweek • GreatopportunityforPre-PT'sIOT'soranyonewithastrongbackgroundIinterestinbiomechanics • Contact: • SuePatenaude,MA, PT,CIE • AgilentUSErgonomicProgramVendor • • Fax:(831)630-1717 • sue@ergovalley.com

  16. Influenceoflumbarsupportmore importantthanparticularangle,backrestinclinationorheightofsupport • Backpressurehigherinsittingthan standing • •·Pg304differentforcesindiffpostures

  17. Lessemgwhentherewasaback support • ShoulderanglesandhandanglesanEMG pg310 • Comfortdefinedas theabsenceofdiscomfort

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