The LESS™ Institute

Learn the difference between CT scans and X-rays, how each imaging technique works, and when doctors use them to diagnose injuries and evaluate conditions such as fractures and spine problems.

C-arm fluoroscopy provides live imaging that guides spine and orthopedic surgeons during procedures. This article breaks down how the C-arm works, its safety, patient preparation tips, and common questions to help you feel confident about your care.

Not sure whether you need an MRI, CT scan, or CT myelogram for your spine? Each imaging test shows a different part of the story. Learn how these scans work, when they’re used, and what to expect—especially if you already had an X-ray or have a pacemaker. Understanding the differences helps you make informed decisions about your spine health.

Explore Total Disc Replacement (TDR), a motion-preserving alternative to spinal fusion for treating degenerative disc disease. TDR helps restore natural spine movement, reduce pain, and protect surrounding tissues, supporting a faster return to daily activities. Learn how the AxioMed Freedom Disc™ and the LESS™ approach can make spine surgery less invasive and more effective.