Wound blood flow, indicating that the wound is deeper or the wound has a thicker blood vessel rupture, you can immediately come to the hospital for debridement and suturing, first with hydrogen peroxide, saline repeatedly rinse the wound, and then check the inside of the wound there is no obvious blood vessels. If there is obvious blood vessel bleeding, you can first suture or vascular ligation, and then sew up the wound, after sewing with gauze or sterile dressings to cover can be. And oral antibiotics are needed to prevent the wound from becoming infected. If bleeding occurs after the wound is sutured, it means that there is blood vessel rupture inside the wound, or there is bleeding, or the wound is not sutured tightly, so pressure can be applied to stop bleeding first. If the bleeding can not be stopped after compression, it is also necessary to open the surface of the wound sutures, and re-clean the wound suture.