Lumbar Fusion Domino Effect

Does a lumbar fusion always lead to the need to have a second fusion? Does a lumbar fusion increase or decrease the probability you will need a second surgical procedure? How much stiffness will a lumbar fusion produce. Why a fusion and not just a laminectomy? Dr. Dean E Smith MD uses animation to make a complicated subject easy to understand. Dr. Smith is a minimally invasive spinal surgeon and has performed tens of thousands of successful minimally invasive spinal surgeries. Thanks for Watching.