Finite Element Analysis of a Walkable Chair Design for Surgeon

Syahibudil Ikhwan Abdul Kudus, Ng Zhen Xiong, Masjuri Musa Othman, Mohd Khairi Mohamed Nor, Yudhi Ariadi

    Research output: Chapter in Book/Report/Conference proceedingConference proceedingpeer-review

    Abstract

    Muscular strain and fatigue are always associated with prolonged standing and causing an increased risk of musculoskeletal disorders among surgeons. Lack of ergonomic awareness and aging in the population also further increases the risk of musculoskeletal disorders. This paper analysed the design of a walkable chair that straps to surgeons’ lower extremities to support their weight while performing surgical operations in a half-sitting posture through finite element analysis. Nonlinear static analysis is carried out to analyse the design by using Solidworks. Design optimisation is also implemented to ensure the walkable chair is functional under a desired applied load. In this analysis, the 6061-T6 aluminium alloy was selected as the main material due to its high strength-to-weight ratio and excellent corrosion resistance. The result showed 61.54 MPa of maximum von Mises stress located at the joint support component after the walkable chair is subjected to 50 kg of applied load per extremity. While other components bear lesser von Mises stress compared to joint support. Based on the result, a 4.47 value factor of safety is calculated, and this indicated the structural design can sustain four times the maximum von Mises stress without fail.

    Original languageEnglish
    Title of host publicationProceedings of the 7th International Conference and Exhibition on Sustainable Energy and Advanced Materials, ICE-SEAM 2021
    EditorsMohd Fadzli Bin Abdollah, Hilmi Amiruddin, Amrik Singh Phuman Singh, Fudhail Abdul Munir, Asriana Ibrahim
    PublisherSpringerOpen
    Pages307-313
    Number of pages7
    ISBN (Electronic)9789811931796
    ISBN (Print)9789811931789
    DOIs
    Publication statusE-pub ahead of print - 1 Jul 2022
    Event7th International Conference and Exhibition on Sustainable Energy and Advanced Material, ICE-SEAM 2021 - Virtual, Online
    Duration: 23 Nov 202123 Nov 2021

    Publication series

    NameLecture Notes in Mechanical Engineering
    ISSN (Print)2195-4356
    ISSN (Electronic)2195-4364

    Conference

    Conference7th International Conference and Exhibition on Sustainable Energy and Advanced Material, ICE-SEAM 2021
    CityVirtual, Online
    Period23/11/2123/11/21

    Bibliographical note

    Funding Information:
    Acknowledgement. This research is protected by the Intellectual Property Rights (21-E0751-0101). The authors also would like to thank Universiti Teknikal Malaysia Melaka (UTeM) for funding this research (PJP/2020/FTKMP/PP/S01735).

    Publisher Copyright:
    © 2022, The Author(s), under exclusive license to Springer Nature Singapore Pte Ltd.

    Keywords

    • Finite element analysis
    • Surgeon
    • Walkable chair

    ASJC Scopus subject areas

    • Automotive Engineering
    • Aerospace Engineering
    • Mechanical Engineering
    • Fluid Flow and Transfer Processes

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