Abstract:Objective: To observe the behavior of the expansive screw in patients with poor bone quality, its safety, the technique, conduct and complications: percentage of loosening, breaks, pull-outs and pseudoarthrosis. Methods: Prospective multicenter study analyzing the patient's risk factors, VAS, surgery time, blood loss, location of the screws and complications due to the implant at the time of discharge, and at 3, 12 and 24 months. Results: 99% of the patients did not have any permanent complications related to … Show more
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