FIELD: medicine, surgery.;SUBSTANCE: amputation should be fulfilled at the level of cuboid and navicular bones, as an arch-like trimming in plantar-rear direction without affecting tarso-calcaneal-cuboid-navicular articulation for removing wound defect, that forms a callosity partially uniting both bones at keeping the fixation of tendinous plantar aponeurosis at trimming level that strengthens the present area and decreases further possibility for the development of stump's equines deformity and provides prophylaxis in developing trophic disorders.;EFFECT: higher efficiency.;2 dwg, 1 ex
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