We performed multipl osteotomies and intramedullar !ixation with telescopi nails in 8 femora in 5 patienıs who had osteogenesis imperfetE.. We have 'nt seen any complications, such as pseudoaItlırosis, aJthough our following is too short This type of treatment has many superiorities the ot- , hers. First important superiorty: The nail pass the . epifizieaJ plate thus as the child grows nail v/ouJd not perforate he cortex, second one is as the child grows the nail can be longer with the femur.