My Father in law had brain haemorrhage 7 years ago. After that is left side including hand and leg become paralyzed. He dont speak much and not understand things much. But He tells when he need food, when to potty or need anything etc . Only problem is that he is not able to tell when he wants to urinate. He urinate in bed . He dont have control on urination. Throughout day and night be urinates in bed . He dont want to wear pads or use cathedral. How to cure this problem? Is this treatable?