To review the preliminary experience on patients with spondylolisthesis treated by posterior SDRS internal fixation and interbody fusion with BAK.

• 对后方入路SDRS内固定加BAK植骨融合治疗腰椎滑脱症的临床应用研究进行初步报告,探讨此项技术的手术要点和早期临床效果。