Flexy Hand and Flexy Hand 2. WRIST DRIVEN: User must have a functional wrist and enough palm to push against the device to force the fingers closed when wrist is bent. The Flexy Hand 2, designed by Steve Wood, is a wearable prosthetic device made using flexible hinges. Using flexible filament for the hinges means that no elastic cords are necessary to return the fingers to their outstretched position. The Flexy Hand 2 is shared under the Attribution â Non-Commercial â Share Alike license.
Metacarpals. The metacarpals are long bones within the hand that are connected to the carpals, or wrist bones, and to the phalanges, or finger bones. The metacarpals together are referred to as the metacarpus ..The tops of the metacarpals form the knuckles where they join to the wrist.etacarpals. The metacarpals are long bones within the hand that are connected to the carpals, or wrist bones, and to the phalanges, or finger bones. The metacarpals together are referred to as the metacarpus ..
structure and function the metacarpals consist of five tubular bones that articulate proximally with the carpus and distally with the phalanges from radial to ulnar the bones are numbered one thumb through five small finger and consist of a shaft base and headfigure the 5 metacarpal bonestructure and function the metacarpals consist of five tubular bones that articulate proximally with the carpus and distally with the phalanges from radial to ulnar the bones are numbered one thumb through five small finger and consist of a shaft base and head