Answer:
Craniotomy
This involves making an incision in the scalp, removing a portion of the skull, and exposing the brain. The surgeon will then perform the necessary operation on the brain, such as removing a tumor, repairing a blood vessel, or treating epilepsy. After the surgery, the skull is typically repositioned and secured with plates, screws, or wires, and the scalp is closed with sutures or staples. This procedure is often done under general anesthesia, and can take several hours to complete.
Step-by-step explanation: