Marrow cavity spike for aligning tool for drilling hole in bone has shaft for insertion into marrow cavity with diametrically opposed bores at different orientations, target body joined to shaft at distance from it with tool guide channels

摘要

The device has a shaft (2) for insertion into the marrow cavity of a bone with several diametrically opposed through bores with different angular orientations relative to the longitudinal axis of the shaft and a target body (11) joined to the shaft and arranged at a distance from it with guide channels for a tool, each aligned with a shaft through bore.