Spine Health Videos Home Resources Video Library Spine Health Videos Treating the Toughest Spine Cases | Dr. Jian Guan Spine Center Patient Story Randy’s Spine Care Story Pacific Neuroscience Institute specialty care in Burbank CA Meet Dr. Walavan Sivakumar Meet Dr. Jean-Philippe Langevin Meet Dr. Jian Guan Meet Dr Walavan Sivakumar (Pacific Spine Health) See what we are doing to protect your health and ours. 61. Keeping the Spine Healthy, and Fixing it When Things Go Wrong | Dr. Jian Guan