this invention relates to medical technique and more particularly it relates to biodestructive materials used to manufacture elements for fixation of bone fragments . said material contains a matrix of non - toxic polymer resolvable in the body consisting of hydrophilic and hydrophobic repeat units , and a reinforcing component of non - toxic fibres or threads resolvable in the body . the matrix polymer is preferably a copolymer of methyl methacrylate and n - vinyl pyrrolidone , and the reinforcing component is preferably fibre or threads of polyamide and oxycellulose . said material can be used in medicine for fixation of bone fragments in fractures or injuries of bones .