Mechanical means the source of the pain may be in the spinal joints, discs, vertebrae or soft tissues. Acute mechanical back pain may also be called acute low back pain, lumbago, idiopathic low back pain, lumbosacral strain or sprain or lumbar syndrome. https://pubmed.ncbi.nlm.nih.gov/18973732/ At Triangle Spinal Decompression in Cary NC, we treat mechanical low back pain with proven, safe & affordable treatment. Without powerful drugs. Without surgery. Call Dr Abbie Swank or Dr Parker Neill today 919-469-8897