The healing time after stitches in normal labor tear is mainly related to the degree of perineal tear, strengthening wound care and postpartum body recovery can promote the early healing of the wound. 1, Ⅰ degree laceration: the maternal perineal skin and vaginal mucosa appears slightly lacerated, but does not reach the muscle layer, basically will heal soon, about 3 days; 2, Ⅱ degree laceration: the laceration has reached the muscle of the perineum, but no anal sphincter damage, the healing time will be relatively long. The healing time will be relatively long, at this time generally need stitches, about 4-5 days suture absorption or stitch removal, followed by gradual recovery; 3, Ⅲ and Ⅳ degree laceration: Ⅲ degree injury involving the anal sphincter, Ⅳ degree laceration will also involve the anal epithelium, rectal mucosa damage, may require a longer healing time, full recovery takes half a month to 1 month. Keep the wound clean and disinfect regularly to prevent wound infection, pay attention to personal hygiene, choose showering, and use warm water to rinse the vulva after urination and defecation, vaginal rinsing is not recommended. Pay attention to reduce wound pressure, sit or lie on your side more often, keep your legs together when getting in and out of bed to prevent the wound from being torn, and carry out wound physiotherapy when necessary to promote wound healing.