Because each lumbar facet joint is innervated by two medial branches of the primary dorsal ramus, both must be anesthetized to completely block a single joint. For example, to block the L4-L5 facet ...

Providence Medical Technology (PMT), a spine surgery-focused medtech company, today announced FDA has cleared its Cavux FFS-LX: Lumbar Facet Fixation System for use in lumbar spinal fusion surgery.

Medically reviewed by Anita C. Chandrasekaran, MD Key Takeaways Facet arthropathy is a type of wear-and-tear arthritis affecting the spine, causing pain that is worse with standing, twisting, or ...