Clinically, tetanus is currently a relatively rare disease, because effective prevention can be achieved, if you want to judge for yourself whether you have tetanus, you usually need to pay attention to the following points: First, tetanus bacillus is an anaerobic Clostridium perfringens, which needs to survive in a closed environment, to confirm whether they have deep, closed wounds, there may cause a closed anaerobic environment, then after infection with tetanus, it is possible tetanus bacillus grow and multiply in large numbers; second, tetanus bacillus infection its incubation period is generally in 6-10 days, that is to say, if the infection or injury after about 2 weeks without an attack of tetanus, basically will not attack tetanus, and basically will not be infected with tetanus; third, if the injury is not timely inoculation of tetanus toxoid, for the early symptoms of tetanus, mainly because tetanus toxoid and The first to be affected is the masticatory muscle, chewing weakness and then affect the other muscles of the body, and seriously affect the respiratory muscles, resulting in breathing difficulties and even asphyxiation. Therefore, in clinical practice, prevention of tetanus is much more important than treatment.