Ishubhu ye-endotracheal elahlwayo isetshenziselwa ukwakha isiteshi sokuphefumula sokwenziwa, esenziwe ngempahla yezokwelapha ye-PVC, esobala, ethambile futhi ebushelelezi.I-X-ray blocking line idlula emzimbeni wepayipi futhi ithwala imbobo kayinki ukuze isiguli singavinjwa.