Whether the absorbable thread is off means the wound has healed, generally based on whether the wound is accompanied by redness, swelling, infection, exudate and other conditions to carry out an objective analysis. First, if the patient’s absorbable threads fall off, the sterile dressing at the wound is dry, and there is no obvious oozing, pus accumulation and painful symptoms, this often indicates that the wound has achieved clinical healing and no special treatment is needed. Second, if the patient can absorb the silk off, but the incision is still accompanied by obvious oozing, pus, redness, swelling, pain symptoms, often suggest that the wound with obvious infection, it is recommended that the patient thoroughly open the incision, drainage of the incision of fluid, pus, strengthen anti-infective treatment, local inflammation control before the wound can heal faster.