Patent ID: 6694648
Filing Date: 2004-02-24
Classification: A43B

Abstract:
A metatarsal arch support for a foot in a shoe, said shoe comprising an insole, the foot comprising:(a) a front part and a plurality of toes, the toes comprising first, second, third, fourth, and fifth proximal phalanges, (b) first, second, third, fourth and fifth metatarsals joined to said first, second, third, fourth, and fifth proximal phalanges at first, second, third, fourth, and fifth metatarsal heads, respectively, (c) a fleshy pad on a plantar surface of said foot comprising a front boundary underlying said first, second, third, fourth and fifth proximal phalanges and a back boundary underlying said first, second,.third, fourth, and fifth metatarsals, comprising a recessed apex approximately between said first and second metatarsal heads, (d) a first inflection boundary on said fleshy pad underlying said second, third, and fourth metatarsals, (e) a second inflection boundary on said fleshy pad underlying said second, third and fourth proximal phalanges, approximately coinciding with said front boundary, (f) a third inflection boundary on said fleshy pad between said first and second metatarsals, and (g) a fourth inflection boundary on said fleshy pad between said fourth and fifth metatarsals, the arch support comprising a base and an upper surface contoured to comfortably lie adjacent an area of said fleshy pad bounded by said first, second, third, and fourth inflection boundaries, said upper surface comprising a highest point, said base being at a shoe insole level, wherein said arch support rises from said base to said highest point, wherein said highest point underlies said recessed apex.