5 Discussion and Conclusions
We have presented in this paper a general constitutive theory for growth, differentiation and damage of living tissues. This model is assumed to be controlled by mechanical influences, although other effects could also be included, such as chemical reactions, growth factors, and so on. The governing equations have been derived by considering the extracellular matrix concentration and the cellular population.
Following the framework of this formulation, one theoretical particularization has been developed to show its potential: the modelling of bone fracture healing. It is a complex process where growth, differentiation and damage act on the tissue.
Although the particularization shown here presents some simplifications (small deformations, no residual stresses, null cell-matrix interaction and so on) the global formulation proposed is sufficiently general to be used in other biomechanical applications, such as limb lengthening, tendons and vessel growth and remodelling.
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Doblaré, M., García-Aznar, J.M., Gómez-Benito, M.J. (2006). A Mechanobiological Formulation of Bone Healing. In: Holzapfel, G.A., Ogden, R.W. (eds) Mechanics of Biological Tissue. Springer, Berlin, Heidelberg. https://doi.org/10.1007/3-540-31184-X_8
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DOI: https://doi.org/10.1007/3-540-31184-X_8
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