The first is to ensure that the wound is clean, well protected and not squeezed by external forces; The second is to ensure normal rest time and know that rest is the best self-repair; Of course, you need to pay attention to supplementary nutrition and normal diet. You need to be careful not to smoke or drink at this time. It is best to avoid spicy and irritating food, otherwise the impact will be small and it will be difficult to cause some complications.