A gamma knife is a device used to treat brain tumors with a high dose of radiation therapy in one day. The device was invented at the Karolinska Institute in 1967 by Lars Leksell, a Swedish.
Gamma Knife Surgery is a bloodless surgery for neurological diseases. The surgery does not require the skull to be opened for performance of the operation. The patient is treated in one session and can normally return home shortly after the surgery. It is a safe, precise, bloodless procedure.Gamma Knife Radiosurgery can be useful for those patients who are not suitable for conventional open surgery due to illness or advanced age.