Do spinal taps hurt? Spinal tap pain is rare, though sometimes the needle may brush by a nerve root as it's inserted. “That can feel like a little zing or electric shock down one leg or the other. It's not a dangerous thing.

How painful is a spinal tap?

“Spinal taps are usually uncomfortable but seldom extremely painful,” notes Giesser. When the needle used to remove spinal fluid is inserted through your spinal membrane and into the spinal canal, you may feel pressure in your back, but this part of the procedure is usually painless.

How long does a spinal tap take?

How long does a lumbar puncture take? A lumbar puncture takes around 30 to 45 minutes, but you'll need to stay lying down at the hospital for at least another hour while the nurses monitor you. You'll be able to go home the same day if you feel well enough, but you would not be able to drive yourself home.