However long it takes for a patient go to and complete a procedure. Can be an indefinite length of time based on what procedure they are having. Usually a hospital hour is anywhere from 30 minutes to an hour and a half. But can be longer.
How long will this procedure take? It will take around a hospital hour to complete.
How long to do the surgery? Oh most likely he will
Be gone a hospital hour or so. You probably have time to go eat something.