The Superion Indirect Decompression Process (IDS) is contraindicated for clients who: have spinal anatomy that protect against implantation in the machine or trigger the system to get unstable in situ (i.e., degenerative spondylolisthesis greater than grade 1), Cauda equina syndrome, or prior decompression or fusion with the index amount, scoliosis https://www.theorthopaedicandpainpractice.com/the-benefits-of-seeing-a-neck-pain-treatment-doctor/