Li-stents tsa Tianck Medical UreteralLi-tubes tse se nang letho li kenngoa ka har'a ureter ho boloka moroto o phalla ho tloha liphio ho ea senya ha metsi a tloaelehileng a sitisoa kapa a senyeha. E boetse e bitsoa double J stents kapa JJ stents ka lebaka la sebopeho sa pigtail lipheletsong tse peli tsa sehlahisoa.