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Prosthetic foot having shock absorption

  • US 6,863,695 B2
  • Filed: 01/29/2003
  • Issued: 03/08/2005
  • Est. Priority Date: 05/24/1999
  • Status: Expired due to Fees
First Claim
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1. A prosthetic foot comprising:

  • an adaptor element securable to a residual limb;

    a foot plate having a heel portion and a toe portion spaced along the length thereof;

    a heel spring connected between said adaptor element and said heel portion;

    at least one toe spring connected between said adaptor element and said toe portion of said foot plate; and

    wherein at least one of the connection of the heel spring with the adaptor element and the connection of the heel spring with the heel portion of the foot plate is a pivotal connection having a pivot axis, wherein said foot plate is split at least at said toe portion to form first and second toe parts separated in a direction transverse to the length of the foot plate, and wherein said at least one toe spring comprises two toe springs, each of said two toe springs being secured to a different one of said first and second toe parts.

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