The invention relates to medicine, namely to traumatology and orthopedics, and can be used for the treatment of fractures of the metacarpal joint departments and metatarsal bones of the foot and hand.The object of the claimed utility model is to provide a clamp for osteosynthesis metacarpal and metatarsal bones of the hand and the foot, ensuring the stability of bone fragments articular fixation sections.To solve this problem using fixator for osteosynthesis metacarpal and metatarsal bones, made in the form of a plate with holes for introducing screws bikortikalnyh. The plate comprises diaphyseal and metaepiphyseal portion, the metaepiphyseal part retainer has a bend corresponding to the curvature metaepiphyseal portion metacarpal and metatarsal bones, and plate metaepiphyseal portion has a circular shape with scalloped pads located on the perimeter with holes and a central hole having converging inner surfaces, and diaphyseal portion has a variable width, namely in a wide position of the holes and a narrow arcuate profile between the openings.