Physical Ergonomic Assessment in Cleaning Hospital Operating Rooms Based on Inertial Measurement Units

Workers involved in hospital operating room cleaning face numerous constraints that may lead to musculoskeletal disorders. This study aimed to perform physical ergonomic assessments on hospital staff by combining a continuous assessment (RULA) based on inertial measurement units with video coding. E...

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Main Authors: Daniel Koskas, Nicolas Vignais
Format: Article
Language:English
Published: MDPI AG 2024-02-01
Series:Bioengineering
Subjects:
Online Access:https://www.mdpi.com/2306-5354/11/2/154
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author Daniel Koskas
Nicolas Vignais
author_facet Daniel Koskas
Nicolas Vignais
author_sort Daniel Koskas
collection DOAJ
description Workers involved in hospital operating room cleaning face numerous constraints that may lead to musculoskeletal disorders. This study aimed to perform physical ergonomic assessments on hospital staff by combining a continuous assessment (RULA) based on inertial measurement units with video coding. Eight participants performed cleaning tasks while wearing IMUs and being video recorded. A subjective evaluation was performed through the Nordic questionnaire. Global RULA scores equaled 4.21 ± 1.15 and 4.19 ± 1.20 for the right and left sides, respectively, spending most of the time in the RULA range of 3–4 (right: 63.54 ± 31.59%; left: 64.33 ± 32.33%). Elbows and lower arms were the most exposed upper body areas with the highest percentages of time spent over a risky threshold (right: 86.69 ± 27.27%; left: 91.70 ± 29.07%). The subtask analysis identified ‘operating table moving’, ‘stretcher moving’, and ‘trolley moving’ as the riskiest subtasks. Thus, this method allowed an extensive ergonomic analysis, highlighting both risky anatomical areas and subtasks that need to be reconsidered.
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spelling doaj.art-0fa4931c48a243029fd14a5154edee952024-02-23T15:07:57ZengMDPI AGBioengineering2306-53542024-02-0111215410.3390/bioengineering11020154Physical Ergonomic Assessment in Cleaning Hospital Operating Rooms Based on Inertial Measurement UnitsDaniel Koskas0Nicolas Vignais1CIAMS, Université Paris-Saclay, 91405 Orsay, FranceCIAMS, Université Paris-Saclay, 91405 Orsay, FranceWorkers involved in hospital operating room cleaning face numerous constraints that may lead to musculoskeletal disorders. This study aimed to perform physical ergonomic assessments on hospital staff by combining a continuous assessment (RULA) based on inertial measurement units with video coding. Eight participants performed cleaning tasks while wearing IMUs and being video recorded. A subjective evaluation was performed through the Nordic questionnaire. Global RULA scores equaled 4.21 ± 1.15 and 4.19 ± 1.20 for the right and left sides, respectively, spending most of the time in the RULA range of 3–4 (right: 63.54 ± 31.59%; left: 64.33 ± 32.33%). Elbows and lower arms were the most exposed upper body areas with the highest percentages of time spent over a risky threshold (right: 86.69 ± 27.27%; left: 91.70 ± 29.07%). The subtask analysis identified ‘operating table moving’, ‘stretcher moving’, and ‘trolley moving’ as the riskiest subtasks. Thus, this method allowed an extensive ergonomic analysis, highlighting both risky anatomical areas and subtasks that need to be reconsidered.https://www.mdpi.com/2306-5354/11/2/154musculoskeletal disordersinertial measurement unitsphysical ergonomic assessmentrapid upper limb assessment
spellingShingle Daniel Koskas
Nicolas Vignais
Physical Ergonomic Assessment in Cleaning Hospital Operating Rooms Based on Inertial Measurement Units
Bioengineering
musculoskeletal disorders
inertial measurement units
physical ergonomic assessment
rapid upper limb assessment
title Physical Ergonomic Assessment in Cleaning Hospital Operating Rooms Based on Inertial Measurement Units
title_full Physical Ergonomic Assessment in Cleaning Hospital Operating Rooms Based on Inertial Measurement Units
title_fullStr Physical Ergonomic Assessment in Cleaning Hospital Operating Rooms Based on Inertial Measurement Units
title_full_unstemmed Physical Ergonomic Assessment in Cleaning Hospital Operating Rooms Based on Inertial Measurement Units
title_short Physical Ergonomic Assessment in Cleaning Hospital Operating Rooms Based on Inertial Measurement Units
title_sort physical ergonomic assessment in cleaning hospital operating rooms based on inertial measurement units
topic musculoskeletal disorders
inertial measurement units
physical ergonomic assessment
rapid upper limb assessment
url https://www.mdpi.com/2306-5354/11/2/154
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AT nicolasvignais physicalergonomicassessmentincleaninghospitaloperatingroomsbasedoninertialmeasurementunits