Serpentine, also known as New Jade, derives its name from the Latin word serpentis meaning snake like referring to the resemblance these green stones have to snake skin. This stone was used by the Romans to protect them from sorcery and was believed to protect against parasites, snakebite, venom and poison.
Sharp, stabbing pain near coccyx during period. Patient : I'm a fourteen year old girl, my periods are normal, and I don't have any medical problems. My period started yesterday, and almost exactly when my period started, a sharp, almost stabbing pain began near my coccyx area. It's like in the middle of my tailbone.
For women, tailbone pain can make menstruation uncomfortable as well. Tailbone pain, also called coccydynia or coccygodynia, usually goes away on its own within a few weeks or months. To lessen tailbone pain in the meantime, it might help to: Lean forward while sitting down.