Indications for use: The first carpometacarpal and/or metacarpophalangeal joints fixation. Injuries, sprains, luxations of wrist, the first carpometacarpal and/or metacarpophalangeal joints. Laxity of wrist, the first carpometacarpal and/or metacarpophalangeal joints of I finger. Arthrosis, arthritis of wrist, the first carpometacarpal and/or metacarpophalangeal joints of I finger (thumb joint). Ligamentous and tendinous injuries of wrist, carpometacarpal and the first metacarpophalangeal joints. Traumatic peripheral nerves neuropathy (particularly, repetitive stress injury and styloiditis), radial nerve paralyses and paresises in event of injury of the CNS. Rehabilitation after operative measures on the first carpometacarpal and/or metacarpophalangeal joints. Prevention from repeated traumas of articular-ligamentous apparatus of wrist, the first carpometacarpal and/or metacarpophalangeal joints.