'Well Mrs. Wood,' the Healer seemed to be choosing his words carefully, considerately, because he spoke gently and slowly after a short pause, 'The injury was clearly caused by a cursed artifact. The wound is deep, centralised in the joint. Because of the number of muscles and nerves in the area, it's going to be difficult to heal, though he is in no danger, I assure you.
'If we're correct in our thinking, it's entirely possible we wont be able to do anything to help him, other than recommending physical therapy once the wound has healed on its own. Most wounds caused by cursed artifacts cannot be healed by magic alone.'