Spinal fusion (such as a TLIF) is a surgical technique to stabilize the spinal vertebra and the disc or shock absorber between the vertebra. Lumbar fusion surgery is designed to create solid bone between the adjoining vertebra, eliminating any movement between the bones.
Feature Essay. Abraham Lincoln before the Presidency. James Davis. Illinois College, Jacksonville. From April of 1861 to April of 1865, President Abraham Lincoln led the United States through its terrible Civil War. During the war, Lincoln's leadership helped preserve the Union and emancipate over three million slaves. His ideas defined important goals of the war and inspired the war-weary public.
The most important job Ulysses S Grant did before becoming the President was General-in- Chief of the union army during the Civil War. Except for a few years of farming and vaâ¦rious business ventures, Grant was an army officer. 2 people found this useful.