With an operating temperature range of -60 degrees to 500degrees Fahrenheit (-50 degrees to 260 degrees Celsius ), this compound resists common engine fluids, including oil, gasoline, ethanol, water and anti-freeze and prevents contamination from moisture and dust.
This is accomplished by inserting a spinal cage or structural bone graft into the vertebral interspace (the area between the two vertebral bodies where the disc is located) and then decorticating an area such as the facet joints and placing bone grafting material.
Answers. Best Answer: Hi Kevin. The thecal sac is the connective tissue that surrounds the spinal cord. The report is saying that you have some compression of this outer part of the cord. Effacement means 'touching', so the large disk protrusion at L5-S1 is touching the S1 nerve root.nswers. Best Answer: Hi Kevin. The thecal sac is the connective tissue that surrounds the spinal cord. The report is saying that you have some compression of this outer part of the cord. Effacement means 'touching', so the large disk protrusion at L5-S1 is touching the S1 nerve root.