is an injection of numbing medication around the plexus of nerves that innervate the upper extremities used to treat complex regional pain syndrome (CRPS).
reduces pain by using electrical signals to prevent nerves from transmitting pain signals. This is most commonly used for the treatment of arthritis of the neck or low back, and also hip or knee pain.
is a form of neurostimulation that uses low-voltage electrical current to block or weaken pain signals by placing electrodes next to peripheral nerves in the extremities.
delivery of an anesthetic drug intravenously to block the NMDA receptors to “reboot” pain receptors that are functioning abnormally in chronic pain syndromes. It is also used for depression.