DEVICE: Coaxial Step Dilator (00846338006426)

An assembly of devices used to gain access to the spine by dilation of the overlying tissues for the placement and support of an endoscope. It typically includes the endoscope, a light source, a fibreoptic light cable, a camera control unit, a camera, and cannulae (portals). It is used for posterior or anterior access and visualization of a surgical area of the cervical, thoracic, or lumbar spine, allowing the surgeon to perform a procedure such as, a discectomy, nucleotomy, spinal fusion, spinal decompression, foraminotomy, or insertion of spinal implants. This is a reusable device.