Influence of shear stress on behaviors of piezoelectric voltages in bone

Donghui Fu*, Zhende Hou, G. Hua Qin, Lianyun Xu, Yanjun Zeng

*Corresponding author for this work

    Research output: Contribution to journalArticlepeer-review

    6 Citations (Scopus)

    Abstract

    The piezoelectric properties of bone play an important role in the bone remodeling process and can be employed in clinical bone repair. In this study, the piezo-voltage of bone between two surfaces of a bone beam under bending deformation was measured using an ultra-high-input impedance bioamplifier. The influence of shear stress on the signs of piezo-voltages in bone was determined by comparing and contrasting the results from three-point and four-point bending experiments. From the three-point bending experiment, the study found that the signs of piezo-voltages depend only on shear stress and are not sensitive to the normal stress.

    Original languageEnglish
    Pages (from-to)387-393
    Number of pages7
    JournalJournal of Applied Biomechanics
    Volume28
    Issue number4
    DOIs
    Publication statusPublished - Aug 2012

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