The Science of Footwear

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  • Figure 13.1          
    Prefabricated insoles manufactured to provide extra cushioning.  These insoles can be trimmed to match the contour of the shoe.
  • Figure 13.2 
    Examples of modification that can be added to prefabricated insoles.  A – heel lift for limb length discrepancies and for other therapeutic needs, B – metatarsal pad to offload the metatarsal heads, C – dancer pad for offloading the first metatarsal head, D – callus pad for offloading corns or calluses (traditionally applied directly to the foot, but can also be applied to the foot orthotic).
  • Figure 13.3          
    Custom-made insoles designed with a metatarsal pad on the left and a depression at the base of the 5th metatarsal on the right.
  • Figure 13.4
    Custom insole with toe fillers to accommodate multiple toe amputations.
  • Figure 13.5
    A - Plaster slipper cast for determining foot shape. B - Resulting negative foot impression.
  • Figure 13.6
    A – Foam box cast for determining foot shape. B - Resulting negative foot impression.