In an experiment in low-mountain conditions, the features of changes in the structure of bone tissue in the zone of a gunshot fracture of the shank diaphysis were studied. It was revealed that when using the compression-distraction method according to G.A. Ilizarov, a pronounced angiogenic effect is observed, an improvement in reparative processes. The results obtained confirm the need to use the method of extrafocal compression-distraction osteosynthesis to accelerate the healing of gunshot fractures of tubular bones.