Spinal instrumentation without fusion for
scoliosis involves attaching devices (such as metal
rods, hooks, wires, and screws) in or near the spine to correct a spinal curve
without actually fusing the vertebrae together. The goal of this surgical
procedure is to stabilize a severe spinal curve in a growing child without
fusing an area of the spine that would stop growth in that area.
This procedure is used, with some limitations, on children who are
still growing and have severe spinal curves that are getting worse.
As many as 40% of people will get sciatica, or irritation of the sciatic nerve, at some point in their life. This nerve comes from either side of the lower spine and travels through the pelvis and buttocks. Then the nerve passes along the back of each upper leg before it divides at the knee into branches that go to the feet.
Anything that puts pressure on or irritates this nerve can cause pain that shoots down the back of one buttock or thigh. The sensation of pain can vary widely. Sciatica may...