I-catheter yenziwe inayiloni ekhethekile ene-elasticity enhle, amandla aphezulu, akulula ukuphuka. Inomaki wesikali esicacile kanye nomugqa ovimbayo we-X ray, olungisa indawo kahle. Ingafakwa emzimbeni womuntu isikhathi eside, futhi isetshenziselwe i-anesthesia ngaphambi nangemva kokuhlinzwa.