Nintendo DS Cheats: Trauma Center : Under the Knife Cheats

Extra Missions
If you want to unlock the extra X missions, complete the game once and they will be under Challenge Mode at the title screen:

X1 : Kyriaki - Beat the game.
X2 : Deftera - Beat the X1 : Kyriaki mission.
X3 : Triti - Beat the X2 : Deftera mission.
X4 : Tetarti - Beat the X3 : Triti mission.
X5 : Pempti - Beat the X4 : Tetarti mission.
X6 : Parakevi - Beat the X5 : Pempti mission.
X7 : Savato - Beat the X6 : Parakevi mission.