The product is a plate made of the diaphyseal part of the bone, has increased strength and long resorption periods. It is used for forming the walls of the defect in complex cases, closing the "window" of the bone defect, an additional support element in the case of extended defects of long tubular bones, and performing spondylodesis. It can be fixed to the recipient's bone with screws and serve as an additional support element together with metal fixators. Upon request, the product can be perforated with the required shape and size. The replacement period for bone tissue is 12-36 months.