The Science of Footwear

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  • Figure 3.4          
    Low, normal and high arched type feet.
  • Figure 3.5 
    Jig for measuring midfoot dorsal angle (γ) and its representation (Adapted from Xiong et al., 2010 with kind permission from JAPMA)
  • Figure 3.6          
    Forefoot-rearfoot angle from foot radiograph (Reproduced and adapted from Figure 4A in Razeghi and Batt, 2002 with permission from Elsevier)
  • Figure 3.7
    Illustration of arch-related parameters (Arch index =B2/(B1+B2+B3), footprint index=A/(B1+B2+B3)) from a traditional inked footprint (a) and a sample of the electronic footprint (b)
  • Figure 3.13
    Variation of PPT on heel with probe area and indentation speed.
  • Figure 3.14
    PPT variation across foot
  • Figure 3.18
    Illustration of typical tissue deformation pattern on plantar foot
  • Figure 3.19
    Representation of revised model parameters on force-deformation curve.