Study Design: The precision and interobserver agreement of X-ray and CT scans (CT) Spinal Fusion Determination were evaluated in a well-established animal fusion model. The conditions under which spinalfusion can be envisaged are: Lumbar and spinal fusions are more common than chest fusions.  Degeneration is more common at these levels due to increased exercise and stress.  The thoracic spine is more immobile, so most fusions are performed due to trauma or malformations such as scoliosis, kyphoosis and lordosis.  After the fusion of the spine, hospitalization is usually two to three days. Depending on the location and extent of your operation, you may have pain and symptoms, but the pain can usually be well controlled with medication. In some cases, some surgeons use a synthetic substance instead of bone grafts. These synthetic substances promote bone growth and accelerate vertebrae fusion. Mayfield Clinic: “Preparing for the fusion of nuclear vortexes.” Results: Using manual palpations as a fusion evaluation standard, there was a high sensitivity and negative forecast value for both X-ray methods. However, the positive forecast value was poor (26% of enemies detail x-ray, 61% CT-Scan). CT was more correlated with manual palpation tests than enemy x-rays. There was an essential inter-observer agreement for a successful merger with CT-Scan imaging (kappa – 0.63) and moderate interobserver chord radiographs (kappa – 0.52). Spinalfusion is most often performed to relieve the pain and pressure of mechanical pain in the vertebrae or spinal cord, which occurs when a disc (cartilage between two vertebrae) spreads (degenerative disc disorder). Other common pathological diseases treated with spinalfusion are spinal stenosis, spondylolisthesis, spondylosis, spinal fractures, scoliosis and kyphosis.  In 2019, the WTO published a study entitled “Surgical Implants That Raise Contamination Problems” and found documents containing scientific evidence that current methods of treating and handling spinal implants are extremely unsanitary and have no quality control. This lack of quality control exposes patients to a high risk of infection, which is not sufficiently reported, even given the length of the delay (0-7 years) and therefore the lack of follow-up data for patients undergoing spinal surgery.