Jarcho Self-Retaining Uterine CannulaDDP Elite USA Jarcho Self Retaining Uterine Cannula is used in uterine manipulation procedures to instill a colored dye and assess for perforation. The cannula features a slightly angled tip with a rubber acorn tip to plug the external os opening of the cervix. The tip is malleable for easy maneuvering in the cervix. Please note that website images are often representative of the product family and may not conform to the exact specifications or