Jones, 男, 34岁。曾有静脉注射药物史及滥用酒精史。1h前因其右手被一生锈钉子划伤而到医院注射白喉及破伤风类毒素疫苗。注射完毕护士不慎被其注射针头穿过所戴手套刺破手致流血。此刻护士处于接触于传染性病原体的危险之中。据统计每年约发生 800 000次针头刺伤, 估计1 000 Jones, male, 34 years old. There was a history of intravenous drug abuse and history of abuse of alcohol. 1h before the diphtheria and tetanus toxoid vaccine was injected into the hospital because his right hand was scratched by a rusty nail. Nurses after injection inadvertently by its injection needle puncture through the gloved hand caused by bleeding. Nurses are now at risk of exposure to infectious pathogens. According to the statistics, about 800,000 needle stab wounds occur each year, an estimated 1,000