Kagwiritsidwe: ntchito endoscopic kuchotsa miyala biliary. Perekani waya wowongolera ndi lumen ya jakisoni. (mwala pansi 5mm)
Chepetsani kusagwirizana ndi thupi la munthu komanso chitetezo
Chotsani mawonekedwe pansi pa X-ray
Konzani zosiyana za anatomical
Yesetsani kupewa kuwonongeka kwa lumen, kumasuka ku cannulation ndikudutsa malire
Kusankha bwino kwachipatala