The invention relates to a medical hand drying method, and belongs to the field of medical facilities. The medical hand drying method comprises an outer shell, a hand drying window is arranged on the outer shell, one or two rotatable rocking arms are arranged inside the outer shell, and towel rolls are suspended on the rocking arms; and rotating shafts of the rocking arms are connected with a timing motor, a disinfection unit is arranged at the top of the inner wall of the outer shell, and a heating unit is arranged at the bottom of the inner wall of the outer shell. The timing motor is an existing motor with a timing function, and the rotating angle is determined according to the number of the towel rolls; for example, rotation by 180 degrees is carried out if two towel rolls exist, rotation by 120 degrees is carried out if three towel rolls exist, and the rest can be done in the same manner. By means of the medical hand drying method, the sanitation of the hand after the hand is washed can be guaranteed, the hand drying time is saved, and meanwhile the economic cost is greatly reduced.