The Qualifier None is identified by letter "Z" and occupies the 6th position in the ICD10-PCS procedure code structure.
Below a selection of ICD 10 PCS codes related to B01B1Z
Fluoroscopy of Spinal Cord using Other Contrast
Fluoroscopy of Spinal Cord
Fluoroscopy of Spinal Cord using High Osmolar Contrast
Fluoroscopy of Spinal Cord using Low Osmolar Contrast