Urinary catheter ichubhu inopinzwa mudundira kuburikidza neurethra kuti ibude weti. Mushure mekunge catheter yapinzwa mudundira, pane bharumu pedyo nemusoro we catheter kugadzirisa catheter Iyo chubhu inogara mudundira uye haisi nyore kubuda, uye chubhu yemvura inobatanidzwa nehomwe yeweti kuunganidza weti. Zvinoenderana nedfferent matrial, weti catheter inogona kupatsanurwa kuita yakasikwa rabha catheter, silicone rabha catheter kana polyvinyl chloride catheter (PVC catheter).