The patient was scratched by a kitten broke the skin generally do not need to play tetanus, you need to timely treatment of the wound, if it is suspected of carrying the rabies virus of wild cats, need to be vaccinated against rabies. Tetanus is an acute infectious disease in which Clostridium tetani invades the human body through a wound in the skin or mucous membrane, grows and multiplies in an anoxic environment, and produces toxins that cause paroxysmal muscle spasms. As the skin is broken by a kitten scratch is a superficial wound, Clostridium tetani is a specialized anaerobic bacteria, usually can not reproduce and grow normally after exposure to oxygen, so the patient does not need to be vaccinated against tetanus. However, kittens may carry rabies virus, after being scratched by kittens will have the risk of rabies virus infection, it is recommended that patients need to disinfect the wounds in a timely manner, if necessary, can be inoculated with rabies vaccine, in addition, when being scratched by kittens is more serious, the claws of the kittens deeper into the flesh, which may lead to tetanus infection, at this time, need to be timely inoculated with tetanus vaccine.