OBJECTIVE To understand the current status of nosocomial infections so as to provide basis for the effective control of the nosocomial infections.METHODS By means of bedside investigation combined with the review of medical records,the patients who were hospitalized on Aug 24,2012were investigated.RESULTS Of totally1348cases of patients investigated,the nosocomial infections occurred in 21cases with the prevalence rate of1.6%;the highest prevalence rate was in the neurology department(4.3%),followed by the respiratory medicine department(3.8%),and general surgery department(3.6%).The respiratory tract,surgical incision,and wound were the predominant infection sites,accounting for 34.4%,27.6%,and 17.2%,respectively.Totally 28strains of pathogens were isolated,the Staphylococcus aureus,Pseudomonas aeruginosa,and Escherichia coli ranked the top three species of pathogens,accounting for 25.0%,17.9%,and 17.9%,respectively.The tracheotomy and blood transfusion were the high risk factors(P<0.05).Totally 740cases used antibiotics on the survey day with the utilization rate of 54.9%,among which there were 550(74.3%)cases of one-drug use,187(25.3%)two-drug use,and 3(0.4%)of three-drug use;the patients with the use of antibiotics for prophylaxis accounted for 22.2%,the patients with use of antibiotics for therapeutic purpose 72.2%,the patients with the use of antibiotics for treatment and prophylaxis 5.6%;the submission rate of specimens was 45.4%.CONCLUSIONThe prevalence rate of nosocomial infections can basically reflect the actual situation,it is necessary for the hospital to strengthen the prevention and control measures as well as the targeted monitoring,improve the submission rate of specimens,and standardize the use of antibiotics in the clinical department.

本文介绍一种具有打捞带独立多气囊淡水袋式救生衣.该救生衣克服了目前国内外使用的泡沫填充式和单气囊气胀式救生衣穿着不舒适、水中阻力大、不方便打捞,海上易翻滚、易破损漏气、不能贮存淡水等缺点,具有体积小、重量轻、穿着舒适,多个独立气囊,打捞方便,落水后能保证头面朝天,延长漂浮时间等优点,从而为部队海上训练和作战、抗洪抢险、水上作业等提供有力保障.

<正>我国每年有许多人意外溺水死亡[1],而洪水灾害更是严重危害人民生命安全。当这些意外或灾害发生时,运用较先进的救生设备进行有效自救,或对他人施救具有重要意义。为解决水上救生衣单气囊及损坏破裂后失去救生功能等问题,我们设计了具有多气囊、多功能,且使用或施救方便的水中救生衣。现将该救生

<正>为解决官兵水上训练或作战时,水上救生衣因无打捞带而不方便打捞,以及受伤官兵落水后无法自动改变体位以保持头面部朝上等问题,我们设计了能够自动充气膨出的救生衣打捞带。现将该救生衣打捞带研制体会报告如下。

<正>2009年1月-2011年5月,我们对医务人员职业暴露111例进行了调查分析。现报告如下。1临床资料1.1一般情况选择某驻军医院医务人员职业暴露