Patent ID: 7491186
Filing Date: 2009-02-17
Classification: A61F

Abstract:
1. An orthosis, comprising: a first cuff comprising a shaped plastic element having a size and a contour that conforms to a palm of a person's hand during use of said orthosis, and to a natural curvature of a dorsum of said person's hand during use of said orthosis; a means adapted for securing said first cuff on said person's hand; a second cuff adapted to be secured to an upper arm portion above an elbow joint of a person; a first attachment point configured to be disposed at a location on said first cuff adjacent to said palm or said dorsum of said person's hand during use of said orthosis, said location offset from a medial line of said palm defined by a third metacarpal bone of said person's hand during use of said orthosis; a second attachment point disposed on said second cuff; and a resilient member having a first end and a second end opposing said first end, said first and second ends attached to said first and second attachment points respectively; wherein said first and second attachment points are positioned such that a wrist extension force produces a counteracting force by said resilient member, maintaining said wrist in a substantially flexion position.