一起重症监护室鲍曼不动杆菌感染控制措施

CONTROL MEASURES FOR THE ICU ACINETOBACTER BAUMANNII INFECTION

目的研究重症监护室鲍曼不动杆菌感染控制措施,分析其危险因素。方法采用现场调查和回顾性调查方法,对本医院重症监护室一起鲍曼不动杆菌引起的医院内感染暴发情况进行了调查。结果本医院重症监护室在2011年4月下旬一周内连续发生4例鲍曼不动杆菌引起的医院内呼吸道感染病例,4例病人痰标本中均检出鲍曼不动杆菌。该重症监护室医生办公室鼠标、病房床头柜、门把手和呼吸机管路均检出同源鲍曼不动杆菌。经及时采取消毒隔离措施后,再没有出现新病例,病房物体表面再未检出致病菌。结论该重症监护室所发生的鲍曼不动杆菌医院感染可能是由环境或医务人员手接触传播所致,经采取有效消毒隔离措施,疫情得到有效控制。

Objective To study control measures for the ICU Acinetobacter baumannii infection and to analyze its risk factors. Methods Field survey and retrospective investigation method were used to investigate outbreak of the nosocomial infection caused by A. baumannii in ICU of this hospital. Results There were 4 cases nosocomial respiratory tract infections caused by A. baumannii occurred continuously in one week of the last third of the April 2011 in the ICU of this hospital and A. baumannii were detected from all the sputum specimens of 4 cases. The homologous A. baumannii were detected from the ICU physician office mouse, ward bedside cabinets, door handles, ventilator pipe. There was no new case oc- curred after timely disinfection and isolation measures and no pathogenic bacteria was detected from objective surface of wards of the hospital. Conclusion The hospital infection caused by A. baumannii occurred in ICU may be caused by environmental or medical personnel hand contact. The epidemic situation can be controlled through taking effective measures of disinfection and isolation.