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International Journal of Bioprinting Horsetail-inspired lattice for bone use

Figure 5. Directionality and E of evaluated samples.
relative

geometric properties. The attained performance, when We also graphically investigated the directionality
extrapolated to the bulk material properties of Ti-6Al-4V, performance of the RVEs by plotting A and φ against r and
falls within the performance of range of both trabecular t, as shown in Figure 6. Polynomial fitting was adopted as
and cortical bone material. 35,36 Additionally, the hollow we visually observed the A and φ parameters to be of good
sections of the strut members of the BCC have dimensions, fit. Three-dimensional plots were further developed with
which are around the sub-millimeter dimensions. The the inclusion of t and adjusting the polynomial power of
pore sizes would be ideal for the diffusion of nutrients and t to the lowest possible degree to achieve summed square
removal of waste products that will promote cell growth of residuals (SSE) of smaller than 1 and R-square that is
37
in bone-related applications. greater than 0.999, as shown in Figure 5.

Volume 10 Issue 4 (2024) 194 doi: 10.36922/ijb.2326