A minimally invasive spinal fusion is a surgical procedure that's used to join at least two bones of the spine together, which gets rid of any motion between the two bones or vertebrae. The goal of this procedure is to complete the treatment with smaller incisions and less exposure of the spine, which also shortens [...]

Your spine is made up of many bones, which are called vertebrae. You're born with about 33 vertebrae, but some fuse together as you grow older. Most adults have 24 vertebrae. Each vertebra is stacked on top of the other, and discs between them stop the bones from rubbing against each other when you move. [...]