FIELD : medicine.SUBSTANCE : group of inventions relates to medicine, specifically to an implantable paste containing a biologically active glass powder, having a size distribution of 0.5–45 mcm, biologically active glass granules having a size distribution between 100 and 4000 mcm, low molecular weight polyethylene glycol having a molecular weight range of 200–700 g/mol, polyethylene glycol with an average molecular weight, having a molecular weight range of 700–2500 g/mol, high molecular weight polyethylene glycol having a molecular weight range of 2500–8000 g/mol, and glycerin.EFFECT : implantable paste improves bone formation.14 cl, 12 tbl