Washing crayfish that are punctured and bleeding usually requires tetanus, especially if the wound is deep.
Crayfish bodies are dirty and may contain large amounts of bacteria, including tetanus bacillus. After the spines of crayfish puncture the skin, the spines may also break off inside the skin, forming a foreign body inside the skin, which can easily cause infection.
After washing crayfish is punctured and stabbed bleeding, you need to carry out local disinfection, such as iodine, alcohol, and pay attention to the need to remove the foreign body within the wound, thus avoiding the occurrence of infection. If a few days later the local redness, swelling, pain, suggesting the presence of infection.
If there is a small amount of bleeding after the injury, to be thoroughly debridement, disinfection can be observed, regular disinfection, dressing change treatment, in order to avoid tetanus infection, it is recommended to inject tetanus antitoxin to prevent tetanus; if the zapping is deeper, debridement and disinfection must be injected with tetanus antitoxin to prevent tetanus.