Electrocoagulation hemostasis has the following these hazards: 1, electrocoagulation at the same time hemostasis is relatively fast, may lead to damage to neighboring blood vessels, embolism, in addition, electrocoagulation of the temperature of the heat is relatively high, can also lead to the neighboring organs of the collateral damage, the most common is the occurrence of the skin’s adipose tissue, leading to the liquefaction of the fat, the postoperative period may be affected to a certain degree the healing of the incision, the need for many times of the change of medication; 2, electrocoagulation because it is An energy platform, prone to some nerve damage, so in the fine operation, should be careful, pay attention to avoid the emergence of side damage and increase the patient’s unnecessary pain. In addition, electrocoagulation sometimes is not particularly complete hemostasis, because some patients in the postoperative period, if the blood pressure increases, will lead to the shedding of the blood crust, secondary bleeding, compared with ligation has a certain degree of insecurity.