Adjustable rack and pinion knee brace
First Claim
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1. Apparatus for bracing the knee joint of a wearer comprising:
- a first support member securely fastened to the thigh of the wearer;
a second member securely fastened to the calf of the wearer;
a pair of first arms mounted on said first support member;
a pair of second arms mounted on said second member;
means connected between the free ends of said first arms and second arms for pivotally mounting said first arms to said second arms; and
means on at least one of said supports member for spreading apart the support member longitudinally in relation to the arm members into a fixed position on the arm member (moveably connecting the support of said arms members for spreading apart said support members in relation to the respective arms), such that the load created by the weight of the wearer is transferred through said arms from the first support member to the second support member, and the knee joint is by-passed by a substantial portion of said load.
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Abstract
A knee brace is provided with support members that are securely fastened to the thigh and calf of the wearer. A pair of rigid arms, which are pivotally connected together are mounted on the support members on opposite sides of the knee joint, such that the support members after being attached to the leg can be spread apart with respect to the rigid arms.
75 Citations
18 Claims
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1. Apparatus for bracing the knee joint of a wearer comprising:
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a first support member securely fastened to the thigh of the wearer; a second member securely fastened to the calf of the wearer; a pair of first arms mounted on said first support member; a pair of second arms mounted on said second member; means connected between the free ends of said first arms and second arms for pivotally mounting said first arms to said second arms; and
means on at least one of said supports member for spreading apart the support member longitudinally in relation to the arm members into a fixed position on the arm member (moveably connecting the support of said arms members for spreading apart said support members in relation to the respective arms), such that the load created by the weight of the wearer is transferred through said arms from the first support member to the second support member, and the knee joint is by-passed by a substantial portion of said load. - View Dependent Claims (2, 3, 4, 5, 6)
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7. Apparatus for bracing the knee joint of a wearer comprising:
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a first support member securely fastened to the thigh of the wearer; a second support member securely fastened to the calf of the wearer; a pair of first arms mounted on said first support member; a pair of second arms mounted on said second member; means connected between the free ends of said first arms and second arms for pivotally mounting said first arms to said second arms; and a pair of rack arms formed with gear teeth mounted on at least one of said pairs of support members and a circular gear formed with gear teeth for obtaining gear meshing engagement between said gear teeth, such that rotation of said circular gear imparts sliding movement to said support members in relation to the respective arms to spread apart said support members, whereby the load created by the weight of the wearer is transfered through the arms from the first support member to the second support and the knee joint is by-passed by a substantial portion of said load. - View Dependent Claims (8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18)
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Specification