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3D-printed biomimetic bone implant polymeric composite scaffolds

  • Bankole Oladapo (Lead / Corresponding author)
  • , Abolfazl Zahedi
  • , Sikiru Ismail
  • , Wattala Fernando
  • , Omolayo Ikumapayi

    Research output: Contribution to journalArticlepeer-review

    273 Downloads (Pure)

    Abstract

    This research introduced a new poly-ether-ether-ketone calcium hydroxyapatite (PEEK-cHAp) composite for a convenient, fast, and inexpensive femur bone-implant scaffold with different lattice structures to mimic natural bone structure. Fused deposition modelling (FDM) was used to print a hybrid PEEK-based filament-bearing bioactive material suited for developing cHAp. Using FDM, the same bone scaffold PEEK will be fabricated, depending on the shape of the bone fracture. The scaffolds were examined for in vitro bioactivity by immersing them in a simulated bodily fluid (SBF) solution. Furthermore, in vitro cytotoxicity tests validated the suitability of the composite materials employed to create minimal toxicity of the scaffolds. After spreading PEEK nanoparticles in the grains, the suggested spherical nanoparticle cell expanded over time. The motif affected the microstructure of PEEK-cHAp in terms of grain size and 3D shape. The results established the proposed optimum design and suitable material for prospective bone implants, as required for biomimetic artificial bone regeneration and healing.

    Original languageEnglish
    Pages (from-to)4259-4267
    Number of pages9
    JournalThe International Journal of Advanced Manufacturing Technology
    Volume126
    Issue number9-10
    Early online date14 Apr 2023
    DOIs
    Publication statusPublished - Jun 2023

    Keywords

    • Cell growth
    • FDM
    • Nanoparticles
    • Polymeric composites

    ASJC Scopus subject areas

    • Control and Systems Engineering
    • Software
    • Mechanical Engineering
    • Computer Science Applications
    • Industrial and Manufacturing Engineering

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