The swelling of a bubble on the lateral incision wound is a sign that the wound has not yet healed and there is a localized inflammatory reaction. The appearance of blisters in the lateral incision wound is generally considered to be the possibility of local wound infection, belonging to the poor healing of the incision. If the blister has not yet pus, you can actively change the dressing, keep the local clean and dry, disinfect with iodophor, and take oral antibiotics such as cephalosporins for local anti-inflammatory, to promote the healing of the incision. If the blisters already have pus, the local pain is aggravated, can be accompanied by incisional fat liquefaction, need to incise and drain the pus, disinfection, and antibiotics such as cephalosporin anti-infection treatment. Treatment at home may be incomplete drainage of pus as well as sterilization is not strict, easy to cause the disease to be delayed. After delivery, you need to strengthen perineal care, keep the wound away from water, and change the medicine on time. Eat a light diet with plenty of coarse fiber to prevent dry stools or constipation. If you find any abnormalities such as rupture or oozing from the wound area, you should consult a doctor in time for targeted treatment under the guidance of the doctor.