Abstract: Since December 2019,corona virus disease 2019 epidemic is severe,contagious,concealed,and spreads rapidly,so prevention and control are extremely difficult in China.As a cancer specialist hospital,patients need to travel to and from the hospital multiple times for chemoradiation,reexamination and maintenance,and repeated treatments lead to low immunity.Cancer patients become susceptible to the new type of COVID-19.Improper protection can easily cause nosocomial infections.In this regard,our hospital's catheter clinic established a new set of coronavirus protection measures and optimized the maintenance process.From February 3 to February 28,2020,a total of 758 patients with tumors were maintained,including 159 patients returning from overseas(except for Hubei)and 8 patients returning from Hubei.There was no case of cross-infection for the coronavirus in the hospital.The experience is described as below.

Key words: Corona virus disease 2019(COVID-19), Tumor patients, Protection, Central venous catheter(CVC), Maintenance