Kev ntxuav cov kaus hniav bursfirst, nto tawm tsam cov siv koob siv los ntawm soaking lawv rau 30 feeb. Lub tshuaj tua kab mob yog 2% glutaraldehyde. Tom qab soaking, siv ib qho txhuam hniav me me - los ntxuav cov ntawv textured ntawm lub faus, thiab tom qab ntawd yaug nrog dej huv.
Peb txaus siab heev rau ob qho tib si ntawm cov neeg siv khoom tus cwj pwm thiab cov khoom lag luam. Cov khoom tau xa khoom sai sai thiab ntim kom zoo zoo thiab nruj.
Lub tuam txhab ib txwm them sai sai rau kev ua lag luam kev ua lag luam. Lawv hais txog qhov zoo tshaj plaws kev sib txuam ntawm kev ua haujlwm thiab muab cov khoom lag luam thiab cov kev pab cuam tshaj peb txoj kev xav.