Usually an injection of local anesthetic is given in the area of nerves that provide feeling to that part of the body. There are several forms of regional anesthetics: Spinal anesthetic. A spinal anesthetic is used for lower abdominal, pelvic, rectal, or lower extremity surgery.

Where is general anesthesia injected?

Just before you have surgery, you'll usually be taken to a room where your anaesthetist will give you the general anaesthetic. It will either be given as a: liquid that's injected into your veins through a cannula (a thin, plastic tube that feeds into a vein, usually on the back of your hand)

In which space is anesthesia injected?

Spinal anesthesia is a neuraxial anesthesia technique in which local anesthetic is placed directly in the intrathecal space (subarachnoid space). The subarachnoid space houses sterile cerebrospinal fluid (CSF), the clear fluid that bathes the brain and spinal cord.