Phantom limb pain refers to a sudden sensation that an amputee sometimes feels in a part of a hand or foot that has been amputated.

There are many types of pain, such as cutting pain, stabbing pain, burning pain, or squeezing pain. The duration of the pain can be seconds or hours, depending on the person; Intravenous injection of calcitonin is effective for phantom pain patients, or taking carbamazepine, tricyclic antidepressants and other long-term, persistent phantom pain has a better effect.

When there are sensory allergies and tenderness points at the stump, local anesthesia can be used to relieve the pain, especially for phantom limb pain, early amputation pain and short course of pain has a good effect, generally using repeated block method, it is possible to cure. For patients with severe phantom limb pain and amputation pain, body nerve block can be performed. Generally, upper limb brachial plexus block is used, lower limb sciatic nerve block or lumbar plexus block is used, and spinal nerve root can also be blocked at the corresponding foramina.