Cov kauj ruam tshwj xeeb:
1. Npaj daim ntawv dawb huv;
2. Nqa cov paj rwb mus nyeem thawj zaug (tsis txhob kov cov khoom ntawm paj rwb), txuas ntxiv mus rau hauv cov kab noj hniav, txhuam sab nraud thiab sab nraud 2 0 zaug tawm tsam sab hauv sab plhu sab laug (tig lub pas rwb mus los ntawm lub sijhawm ), thiab yuav tsum muaj kev tiv toj tag nrho ntawm lub qhov ncauj mucosa. Tshem lub pas nrig paj rwb thiab tso nws qhuav ntawm daim ntawv dawb rau 2 - 3 teev;
3. Nqa daim paib txhuam zaum thib ob, so nws rov qab los rau sab nraud 20 zaug ntawm sab hauv ntawm qhov ncauj qhov ncauj kom raug, muab tso rau tib daim ntawv dawb, thiab qhuav nws ib txwm rau 2 - 3 teev;
4. Siv daim ntaub qhwv thib peb ntawm sab laug thiab sab xis 15 zaug, muab tso rau tib daim ntawv dawb, thiab cia nws qhuav. Sau rau daim rov ua dua;
5. Ua ib lub cim, qhwv nws nrog ntawv dawb, thiab muab tso rau hauv lub hnab ntawv;
6. Rov ua dua cov theem saum toj no kom rho tawm lwm tus neeg' s lub qhov ncauj ntawm qhov ntswg epithelial cell, qhwv lawv nrog ntawv dawb, khij lawv kom meej meej, thiab muab tso rau hauv lwm lub hnab ntawv. Nco tseg: Thov tsis txhob' t xaj ob qho kev sib tsoo paj rwb! Thov xa nws los ntawm kev xa ntawv sai li sai tau. Ntxiv rau, tsis txhob siv hnab yas, tsuas siv cov ntawv yas xwb.
