Fingers are numb! Spine is sore

Patient: Hello, My fingers are numb and my hands are weak. When I tilt my head back, I get a (tongue on a battery type sensation) that shoots down my spine. This has been going on for weeks. I’ve had spinal pain for months. I went to the doctor and was given muscle relaxers. Ive tried everything. What is wrong with me? I have not seen my doctor since , y hanfs have been numb.