Lumbar Spinal Fusion NJ Lumbar spinal fusion is a surgical technique that affixes two or several lumbar vertebrae together, thereby converting them into a single bone. This is accomplished with the help of some bones taken either from the patient or a donor, most commonly from another part of their body (autograft) or may involve the use of an added device such as screws, rods, and plates. Lumbar Spinal Fusion NJ is...