1. Tšebeliso e le 'ngoe, EO sterilization, letšoao la CE;
2. Suction connecting tube e entsoe ka PVC e hlakileng ea boemo ba bongaka, boleng bo phahameng;
3. Hex-arris moralo ho qoba ho thibela tube ka lebaka la khatello e phahameng;
4. Bolelele ba tube e kopanyang ea suction e ka etsoa ka mokhoa o ikhethileng.Bolelele bo tloaelehileng e ka ba 2.0M, 3.M, 3.6M joalo-joalo;
5. Mefuta e meraro ea ho sebetsana le Yankauer e fumaneha: ntlha e bataletseng, bulb ea bulb, moqhaka oa moqhaka;
6. Ka leqhubu kapa ntle le moea ke boikhethelo.