C1–C2 fusion is a specialized spine surgery performed to stabilize the upper cervical vertebrae when they become unstable due to conditions like rheumatoid arthritis, trauma, tumors, or infection. This video breaks down the entire procedure in a simple and clear way—from preparation to recovery. You’ll learn what happens before surgery, how surgeons place screws in the C1 and C2 vertebrae using X-ray guidance, decompress the spinal cord, and connect rods with bone grafts to create a solid fusion