729756.fig.007a
(a)
729756.fig.007b
(b)
729756.fig.007c
(c)
729756.fig.007d
(d)
Figure 7: Permolecular structure of the implanted UHMWPE (a), nanocomposite UHMWPE + 0.5 wt.% HA (b) and microcomposites: UHMWPE +10 wt.% HA (c), UHMWPE +20 wt.% HA (d). Dose: N + 1 1 0 1 7 .