Device for the ensheathing fixation of extremities and extremity regions

A device for the ensheathing fixation of extremities and extremity regions of a leg of a human body, said device comprising:

• a first L-shaped posterior shell portion having a swivellable foot portion, said foot portion swivellable by a first hinge;
• a second L-shaped anterior shell portions, said posterior and anterior shell portions being reciprocally tightenable and having a substantially semicircular cross-section which surround the extremity so that said posterior and said anterior shell portions are coupled one to another, said anterior shell portion provided with a swivellable foot portion attached to said anterior shell portion by a second hinge, said first and second hinges being angularly adjustable;
• said first and second shell portions are provided with an irregular lattice structure extending over the surface of each shell portion, said irregular lattice structure comprised of a plurality of longitudinal ribs and a plurality of transverse ribs, at least one of said plurality of longitudinal ribs being a longitudinal structural ribs for each of said L-shaped shell portions, said longitudinal rib and said transverse ribs intersecting at an attachment point, said attachment point having a width greater than the width of said transverse ribs;
• said longitudinal structural ribs provided respectively for said first and second shell portions which extend substantially over the length of the first and second shell portions, said longitudinal structural ribs having a diameter greater than said longitudinal and transverse ribs;
• a removable sleeve cushioning pad positioned within said first and second L-shaped shell portions, said cushioning pad provided with filler material particles movable relative to each other;
• and
• means for adjusting the width of said first and second L-shaped shell portions and for adjusting the longitudinal structural ribs.