Ukucoliswa kwezinyezi ezifutheleyo ngokwesibuko noma ngaphandle kungahlelwa ukuvumela ukuhlola kokulandelayo iimfano. Lento ingakumbi ukuthi imibactheriya noma amafungi angalindeka ezinyezini. I-Jiangsu Changfeng Medical Industry Co Ltd inqubela kunye nekhetha amacati akhotholiwe ahlula kwezindawo eziphumaphi ezinikezeliwe ngokuthi zihlabelela amazinyathelo eziyangeni nokuthi azikhona.