FIELD: medicine, vertebrology.
SUBSTANCE: at the bottom of spinous process and posterior part of its arch in frontal plane one should form a canal, resect caudal part of spinous process and semi-arch of the above-located vertebra so to form two transplants upon connecting flaps to replace the defect of inter-articular parts of arch after dissecting the obtained osseous fragment and inter-spinous ligament. Then on should introduce a rod into this canal and move it cranially to fix the ends in screws' caputs inserted into the roots of vertebral arches in case of spondylolysis that enables to restore the function of vertebral mobile segment.
EFFECT: higher efficiency of fixation.
10 dwg, 1 ex
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