A device for repairing Hallux Valgus (HV) is disclosed comprising a first arm adapted to be affixed inside the canal of the first metatarsus (1MT) of a human foot, a second arm adapted to be affixed inside the canal of the second metatarsus (2MT) of a human foot and a spring mechanism connected between the first arm and the second arm, active to push the 1MT closer to the C2MT. The device may comprise fixating means adapted to fixate said first arm inside said MT and said second arm inside said 2MT and the spring mechanism is removable from the first and the second arms.