Gisirinji se-uidewireiyithuluzi lezokwelapha elikhethekile elisetshenziswa ngesikhathi sezinqubo ezihilela ukufakwa kwentambo yokuqondisa, njengokufakwa kwe-catheter yemithambo ephakathi, ukufakwa komugqa wemithambo, noma ezinye izinqubo zokufinyelela emithanjeni. Yenzelwe ukusiza ukuqhubekela phambili kwentambo yokuqondisa emthanjeni ngokushelela nangokuphephile.