Whether or not you can soak your hands in hot water for post-surgical swelling of the finger depends mainly on the specific conditions of the surgical site of the finger; hot water is not recommended for wounds that are not fully healed, while hot water can be used for healed wounds and swelling. 1. No: It is not recommended to soak your hands in hot water when the wound is swollen after finger surgery and the incision is not fully healed; because the water can enter the wound through the suture, which will easily cause infection of the incision. 2. Can be the case: in the case of complete healing of the incision, the use of hot water soaking hands can promote local blood circulation, is conducive to swelling, so can be hot water soaking hands; at this time, the hot water will not enter the interior of the wound, which will not lead to infection of the incision. The specific situation is recommended to go to the hospital, the professional physician for the patient’s condition, to guide the treatment.