I-1, iLoop ijikeleza ngolungelelwano ngokujikelezisa isibambo se-3-ring, indawo echanekileyo.
2,Yenziwe ngentsimbi yonyango eqinileyo enikezela ngeempawu ezichanekileyo kunye nezikhawulezayo zokusika.
3, I-oval, i-hexagonal okanye i-crescent shape loop, kunye nocingo oluguquguqukayo, bamba iipolyps ezincinci ngokulula.
4,Isixhobo esigudileyo esivulelekileyo nesivaliweyo ukuze kube lula ukusetyenziswa
I-5, i-sheath egudileyo yokuthintela umonakalo kwitshaneli ye-endoscopic