目前国内普遍采用的去除白细胞方法有两种,即手工或机器的方法压去白膜层[1 ] 和使用去白细胞的过滤器[2 ] 。近年来我国大部分血站或医院均使用去白细胞过滤器进行去白细胞制品的制备,因此,如何保证安全又高效的制备尤为重要。经过实践,笔者认为在制备过程中是否使用生理盐水 At present, there are two commonly used methods for removing leucocytes in the country, that is, manual or mechanical methods to compress the white layer [1] and the use of leukocyte filters [2]. In recent years, most blood stations or hospitals in our country use leukocyte filters for the preparation of leukocyte products. Therefore, how to ensure safe and efficient preparation is especially important. After practice, I believe that the use of saline in the preparation process