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Finite element modelling of a synthetic paediatric spine for biomechanical investigation

cris.virtual.department Universiti Malaysia Perlis
cris.virtual.department Universiti Malaysia Perlis
cris.virtual.department Universiti Malaysia Perlis
cris.virtualsource.department be1e162e-55f3-4ece-95ce-919ee08a907e
cris.virtualsource.department 27b3812e-d65e-4dab-8a70-85e528bb8c4a
cris.virtualsource.department 82107b31-1d85-402b-9a65-a430418cb669
dc.contributor.author Nor Amalina Muhayudin
dc.contributor.author Muhammad Farzik Ijaz
dc.contributor.author Khairul Salleh Basaruddin
dc.contributor.author Ruslizam Daud
dc.date.accessioned 2025-08-25T07:42:30Z
dc.date.available 2025-08-25T07:42:30Z
dc.date.issued 2023
dc.description.abstract Studies on paediatric spines commonly use human adult or immature porcine spines as specimens, because it is difficult to obtain actual paediatric specimens. There are quite obvious differences, such as geometry, size, bone morphology, and orientation of facet joint for these specimens, compared to paediatric spine. Hence, development of synthetic models that can behave similarly to actual paediatric spines, particularly in term of range of motion (ROM), could provide a significant contribution for paediatric spine research. This study aims to develop a synthetic paediatric spine using finite element modelling and evaluate the reliability of the model by comparing it with the experimental data under certain load conditions. The ROM of the paediatric spine was measured using a validated FE model at ±0.5 Nm moment in order to determine the moment required by the synthetic spine to achieve the same ROM. The results showed that the synthetic spine required two moments, ±2 Nm for lateral-bending and axial rotation, and ±3 Nm for flexion-extension, to obtain the paediatric ROM. The synthetic spine was shown to be stiffer in flexion-extension but more flexible in lateral bending than the paediatric FE model, possibly as a result of the intervertebral disc’s simplified shape and the disc’s weak bonding with the vertebrae. Nevertheless, the synthetic paediatric spine has promising potential in the future as an alternative paediatric spine model for biomechanical investigation of paediatric cases.
dc.identifier.doi 10.3390/ma16134514
dc.identifier.uri https://www.mdpi.com/1996-1944/16/13/4514
dc.identifier.uri https://hdl.handle.net/20.500.14170/14395
dc.language.iso en
dc.publisher MDPI
dc.relation.ispartof Materials
dc.relation.issn 1996-1944
dc.subject Synthetic paediatric spine
dc.subject Finite element analysis
dc.subject Paediatric FE model
dc.subject Range of motion
dc.title Finite element modelling of a synthetic paediatric spine for biomechanical investigation
dc.type journal-article
dspace.entity.type Publication
oaire.citation.endPage 13
oaire.citation.issue 13
oaire.citation.startPage 1
oaire.citation.volume 16
oairecerif.author.affiliation Universiti Malaysia Perlis
oairecerif.author.affiliation King Saud University
oairecerif.author.affiliation Universiti Malaysia Perlis
oairecerif.author.affiliation Universiti Malaysia Perlis
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