Healing Assessment of Fractured Femur by Strain Measurement using Fibre Bragg Grating Sensors

Ali Najafzadeh, Ton Tran, Bernard K. Chen, Jing Fu, Dinusha Serandi Gunawardena, Zhengyong Liu, Hwa Yaw Tam

    Research output: Chapter in book / Conference proceedingConference article published in proceeding or bookAcademic researchpeer-review

    2 Citations (Scopus)

    Abstract

    Biomedical applications of Fibre Bragg Grating (FBG) sensors have considerably widened where measurement of strain, temperature, pressure of bones and tissues are important. Bone fracture recovery process and fitness for resumption of physical activities are major and controversial issues which need attention. Measuring bone strain as well as prosthesis-bone relative movements during healing process can offer valuable data on the recovered tissue and bone fracture. Analyzing data will give knowledge on the most appropriate period of time to safely apply loads on the fractured bone or to remove the embedded orthopaedic implant out of the patient's body. The aim of this research is to use FBG arrays to conduct in-vitro experimental tests on a synthetic femur sawbones to study the strain distribution over the bone surface under compression and analyze the obtained data for future in-vivo surgeries. The derived data illustrate the applicability of FBGs for assessment of bone fracture recovery and demonstrate how the gratings on the longitudinal FBG array have reacted to the compressive loads as well as their feasibility for future in-vivo tests.

    Original languageEnglish
    Title of host publication2019 International Conference on Sensing and Instrumentation in IoT Era, ISSI 2019
    PublisherInstitute of Electrical and Electronics Engineers Inc.
    ISBN (Electronic)9781728110226
    DOIs
    Publication statusPublished - Aug 2019
    Event2019 International Conference on Sensing and Instrumentation in IoT Era, ISSI 2019 - Lisbon, Portugal
    Duration: 29 Aug 201930 Aug 2019

    Publication series

    Name2019 International Conference on Sensing and Instrumentation in IoT Era, ISSI 2019

    Conference

    Conference2019 International Conference on Sensing and Instrumentation in IoT Era, ISSI 2019
    Country/TerritoryPortugal
    CityLisbon
    Period29/08/1930/08/19

    Keywords

    • Biomechanics
    • Femur
    • Fibre Bragg Grating (FBG)
    • Orthopaedic implant
    • Strain sensor

    ASJC Scopus subject areas

    • Computer Networks and Communications
    • Hardware and Architecture
    • Instrumentation

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