After delivery, if there are wounds such as perineum laceration or episiotomy, you can choose to use iodophor disinfection or potassium permanganate sitz bath to disinfect the vulvar wounds and help the healing process: 1. iodophor: use iodophor to clean and disinfect the wound, which is less irritating to the vulva, and the vulva can be cleansed 2-3 times a day; 2. potassium permanganate sitz bath: it is necessary to follow the doctor’s instructions, and at the same time, you can take oral antibiotics in appropriate amount. In addition, if there is edema in the wound, after cleaning and sterilizing, local hot compresses can be applied, and infrared rays can be used to irradiate the vulva after 24 hours after delivery. If there is no perineal laceration, perineal incision and other wounds after delivery, at this time, you only need to use warm boiled water to wash the perineum, and there is no need to use other perineal cleansing agents, but you should pay attention to not having sitz baths or basin baths, to avoid uterine infections or pelvic infections due to the opening of the uterine orifice; you should use flowing warm water for washing, and the basin and towel used for wiping should be scalded with boiled water, and be exposed to sunlight, so as to achieve the effect of sterilization; before washing the Wash your hands before washing the vulva, then start from the pubic mound, wash from top to bottom, then wash the labia majora and minora, and finally wash around the anus and anus.