Infection Prevention and Control of Bedside Blood Purification Treatment with COVID-19 Patients/ 新型冠状病毒肺炎患者床旁血液净化治疗的感染防控

Objective: Explore the infection prevention and control strategy of bedside blood purification treatment in corona virus disease 2019 (COVID-19) isolation ward, evaluate the effect of infection prevention and control management measures Methods: We summarize and analyze the clinical features, infection status, outcome and infection prevention and control measures of bedside blood purification treatment patients in COVID-19 isolation ward from February 8, 2020 to March 31, 2020 Analyze the COVID-19 cross-infection between patients and medical staffs, and blood-borne pathogens cross-infection situation between patients, and analyze the effect of bundle prevention and control measures in controlling the occurrence and spread of cross-infection Results: A total of 101 COVID-19 patients were hospitalized in this COVID-19 isolation ward, and 10 patients (9 90%) of which received bedside blood purification treatment and the blood purification treatment method was continuous hemodialysis filtration (CVVHDF), the 10 patients received 79 times of blood purification treatment in total The prevention and control management measures adopted include divisional isolation, patient behavior isolation and patient placement, operator personal protection and hand hygiene, dialysis waste fluid disposal, isolation room air purification, object surfaces, medical devices and medical fabrics disinfection management There were no occurrence and spread of COVID-19 in medical healthcare workers and blood-borne pathogens cross-infection in patients And all twice throat swab (two sampling interval > 1 day) of the medical staffs in COVID-19 virus nucleic acid test were negative The 2 suspected COVID-19 patients’ throat swab virus nucleic acid test and the COVID-19 IgG, IgM were always both negative, chest CT showed no viral pneumonia Conclusion: Bedside blood purification treatment in COVID-19 isolation ward, the occurrence and spread of healthcare associated infection can be effectively controlled through effective infection prevention and control management, including divisional isolation, patient behavior isolation and patient placement, operator personal protection and hand hygiene, dialysis waste fluid disposal, isolation room’s air purification, obj ct surfaces, medical devices and medical fabrics disinfection, which can provide experience for diagnosis, treatment and prevention and control of patients in respiratory infectious disease ward