Decompressive Laminectomy Surgery is also known as Lumbar Laminectomy. It is a surgical treatment, in which it removes the bone or tissue from the spine to relieve pressure on the spinal nerves. The main goal is to treat lumbar spinal stenosis, a narrowing of the spinal canal that can be caused by ageing, injuries, herniated discs, or tumours. In India, several cases are found of injuries, tumours etc. If an individual gets injured in the spine, or has a tumour in the part of the spine. So, the Decompressive Laminectomy Surgery helps to get relief from the problems.