The patient with an injury of the hand has unfortunally not choose the type of injury, the time and the medical doctor; this patient is not sick but injuried. Even if this is an open or closed trauma, begnin or not, the patient is going to discover dressing, immobilisation and time to recover function with a "new hand" .... Hand injuries have shown their impact on global function in case of inadequate treatment. After hand trauma, finding the right diagnosis and choosing the right treatment depend on the capacity of avoiding the traps.