The gelatin sponge in the socket is dislodged after tooth extraction, if there is no bleeding, infection and other abnormal symptoms, no special treatment is needed, if there is severe pain, dry socket syndrome may occur, and the socket needs to be thoroughly debrided, as follows. 1. No abnormal symptoms after dislodging: after tooth extraction, gelatin sponge is placed in the extraction socket for hemostasis, if the extraction wound stops bleeding and heals normally, there is no bleeding, swelling, pain, infection and other abnormal symptoms after dislodging the gelatin sponge, so there is no need to have special treatment, and it is enough for observation. 2. Severe pain after dislodging: gelatin sponge may be dislodged together with the blood clot, causing emptiness in the extraction socket, resulting in dry socket syndrome, severe pain, the need for local anesthesia under the extraction socket thoroughly debridement, followed by the use of iodine imitation gauze tightly plugged to isolate the external stimuli. After the extraction of teeth in the alveolar socket gelatin sponge detachment may also appear other symptoms, it is recommended to go to the hospital in a timely manner, and receive targeted treatment as soon as possible.