Instrument for space at least two vertebrae adjacent and / or retain at least two adjacent vertebrae in a condition away from, and.Method for separating adjacent vertebrae to each other, and keep them in a condition from

摘要

"Instrument for space at least two vertebrae adjacent and / or retain at least two adjacent vertebrae in a condition away from, and.Method for separating adjacent vertebrae to each other, and keep them in a condition away. " An instrument for separating at least two vertebrae adjacent and / or keep them in a position away.The anchor screws are attached to adjacent vertebrae and tubes of a structure of instrument of the retainer separator are deslizados below on the screw anchor.After the anchor bolts are locked positively to the tubes of the structure.The structure includes a structure for moving the arms and hence the anchor screws and vertebrae to and away from each other.According to a method of operation, after the screw anchor and structure are fixed, a separator between the vertebrae separated away from each other.The instrument operates only as a retainer to retain the vertebrae to the part.