To use a star chart to identify stars and constellations, you must first find the one appropriate for the time of year you are observing. Face North to Orient the star Chart.
Spinal Fusion Benefits Spinal fusion benefits often help alleviate pain from compression of spinal nerves due to excessive vertebral motion or slippage. The majority of patients who undergo a laminectomy with spinal fusion experience considerable relief from back pain symptoms from conditions such as spinal stenosis (Houten, 2003).
We do some at the L4-L5 segment, and at L4-L5, L5-S1 levels, but thatâs only about 20% of our fusions, while about 80% of the spine fusion surgeries we do are just at the L5-S1 level. For L5-S1, spinal fusion is a very reliable procedure.e do some at the L4-L5 segment, and at L4-L5, L5-S1 levels, but thatâs only about 20% of our fusions, while about 80% of the spine fusion surgeries we do are just at the L5-S1 level. For L5-S1, spinal fusion is a very reliable procedure.