Investigation and Analysis of Biosafety Protection of Blood Transfusion Departments (Blood Banks) in 2309 Hospitals during the Epidemic Situation of Novel coronavirus pneumonia/ 新型冠状病毒肺炎疫情期间2309家医院输血科（血库）生物安全防护调查分析

Objective To study the biosafety protection of blood transfusion departments (blood banks) in all types of hospitals during the epidemic situation of Novel coronavirus pneumonia Methods Through the "Internet + WeChat Questionnaire Star" platform, blood transfusion departments (blood banks) of 2309 hospitals in all provinces and cities were surveyed except Hong Kong, Macao and Taiwan Results 1876 in 2309 blood transfusion departments (blood bank)of hospitals had the function of external ventilation and lighting windows (81 25%), 1042 (45 13%) had secondary biosafety laboratories, 597(25 86%)equipped with biosafety cabinets and and 224 (9 7%) equipped with automatic centrifuges 1498(64 88%) in 2309 blood transfusion departments (blood bank) use materials with osmotic function in laboratory operating table The employment rate of employees reaching Grade I biosafety protection products is 88 7% -95 8%, while the utilization rate of reaching Grade II biosafety protection products is only 23 45% -56 08% After the test, 2039 (88 31%) blood samples were covered with test tube covers and 2000 (86 32%)sealed with two yellow garbage bags, and 1229 (53 23%) of blood samples were stored for 7 days Conclusion Through this Internet + investigation, we should realise that the work of biological safety protection in the blood transfusion department (blood bank) has a long way to go