How long do you need to wear a bandage after surgery for breast nodules, according to the number and size of the nodules, the time to wear a bandage can be divided into two cases: 1, if the patient is a single nodule, either minimally invasive surgical treatment or scalpel primitive excision surgery, usually need to wear a bandage for 48 hours or so, can completely achieve the purpose of stopping the bleeding; 2, if the nodules are larger, the number of large, then the excision of the scope of the larger, traumatized surface, the larger, and then it is necessary to wear a bandage under the guidance of doctors. At this time it is necessary to wear a bandage under the guidance of the doctor according to the specific circumstances. Such as relatively large breast, excision of multiple nodules, the trauma surface is large and easy to ooze blood, it is necessary to wear a bandage for 3-7 days, but also to avoid strenuous activities, can not be too early to take a shower, even if 7 days after the bath is also recommended to avoid rubbing, can only be carried out simply shower.