Method and device for fixing spondylolisthesis posteriorly

摘要

A method and apparatus for fixation of spondylolisthesis includes an elongated, threaded, hollow shaft which is threaded into a bore hole correctly formed between correctly aligned vertebrae posteriorly. The shaft includes a plurality of openings therethrough in the distal and proximal ends to allow bone and fibrous through growth to stabilize the vertebrae to decrease associated pain.