Then theteeth marks as the center, with a sterile knife to cut into the skin wound cross. Then hands pressing hard, cupping, or 4-5 layer gauze covering the wound, gauze across his mouth sucking hard (in the mouth can not have wound), try to suck out the venom within the wound. Venom solution immediately taking pills, and powder coated venom solution around the wound. The patient's action should slow down as much as possible the injured and quickly sent to a nearby hospital.