Abstract: The present invention relates to an orthosis adapted to be worn on a human forearm and hand for stabilizing the wrist joint, comprising a stiff body having an exostructure enclosing an elongated core, wherein the stiff body comprises (i) a metacarpal section, having a ring-shaped or ring-segment-shaped thumb holding section adapted to receive the thumb of the human hand, having a palmar section adapted to be brought into engagement with the palm of the human hand, and having a ulnar section adapted to wrap around the human hand from the volar to the dorsal side, (ii) an elongated middle section adapted to be brought into engagement with the human forearm on its medial or lateral side, and (iii) a forearm section adapted to wrap around the human forearm from its ventral to its dorsal side.

Abstract: The present invention relates to an orthosis adapted to be worn on a human forearm and hand for stabilizing the wrist joint, comprising a stiff body having an exostructure enclosing an elongated core, wherein the stiff body comprises (i) a metacarpal section, having a ring-shaped or ring-segment-shaped thumb holding section adapted to receive the thumb of the human hand, having a palmar section adapted to be brought into engagement with the palm of the human hand, and having a ulnar section adapted to wrap around the human hand from the volar to the dorsal side, (ii) an elongated middle section adapted to be brought into engagement with the human forearm on its medial or lateral side, and (iii) a forearm section adapted to wrap around the human forearm from its ventral to its dorsal side.