Objective To review the researches of in vivo kinematics in lumbar degenerative spondylolisthesis(DS).Methods Related literature concerning the in vivo kinematics in patients with lumbar DS was extensively reviewed and comprehensively analyzed in 4 terms of the instability of lumbar DS,vertebral motion pattern,the morphological changes of spinal canal,and intraoperative biomechanical measurement.Results Whether there is lumbar segmental instability in lumbar DS patients is still controversial,which should b...