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.
Source: Lincoln, Abraham. On the Know-Nothing Party.. Public Domain, August 24, 1855. About the Author: Abraham Lincoln (1809â1865) served as the sixteenth president of the United States. He helped organize the Republican Party in Illinois in 1856 to oppose the spread of slavery.