Three-dimensional analysis of cortical bone structure using X-ray micro-computed tomography

A. C. Jones, A. P. Sheppard, R. M. Sok, C. H. Arns, A. Limaye, H. Averdunk, A. Brandwood, A. Sakellariou, T. J. Senden, B. K. Milthorpe, M. A. Knackstedt*

*Corresponding author for this work

    Research output: Contribution to journalConference articlepeer-review

    36 Citations (Scopus)

    Abstract

    We demonstrate the capability of X-ray micro-computed tomography to image the micro-structure of human cortical bone. At 5 μm voxel size we observe the complex morphology of the Haversian network in three dimensions. The local thickness of Haversian canals is measured using a maximal sphere algorithm and found to have a bimodal signature and a mean radius of 19.2 μm. The intra-cortical porosity due to Haversian canals is measured as 3.0%. Both results are in agreement with traditional histomorphometric measurements. We show that at higher resolutions one can resolve the spatial distribution of lacunae in cortical bone.

    Original languageEnglish
    Pages (from-to)125-130
    Number of pages6
    JournalPhysica A: Statistical Mechanics and its Applications
    Volume339
    Issue number1-2
    DOIs
    Publication statusPublished - 1 Aug 2004
    EventProceedings of the International Conference New Materials - Canberra, Vic., Australia
    Duration: 3 Nov 20037 Nov 2003

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