For the spacecraft operating mode, see Safe mode (spacecraft). Safe mode is a diagnostic mode of a computer operating system (OS). It can also refer to a mode of operation by application software. Safe mode is intended to help fix most, if not all problems within an operating system. It is also widely used for removing rogue security software.
Telesurgery, also called remote surgery, is performed by a surgeon at a site removed from the patient. Surgical tasks are directly performed by a robotic system controlled by the surgeon at the remote site. The word telesurgery is derived from the Greek words tele , meaning far off, and cheirourgia , meaning working by hand..
Surgery is often done to get a closer look at the inside of the the lungs and to help treat lung problems. If a mass is found in the lung, surgery can help determine its cause. If necessary, the mass may also be removed. Surgery may be done for other conditions, as well, such as collapsed lung or fluid around the lung.