Russia is the only country in the world to operate helicopters fitted with operational ejection seats, a feature found on the Kamov Ka-50 Black Shark and the Ka-52 Alligator. The system has been in use since 1995 on the single-seat Ka-50 and later adapted for the two-seat Ka-52, allowing crews to escape in the event of critical damage. The Zvezda K-37 Helicopter Extraction System works by detonating explosive charges in the rotor disc to remove the rotor blades, jettisoning the canopy before dep