Sheath, 18 Fr., 160 mm (REF: WA2PS18L), gastroenterology-urology endoscopic access overtube.
If the inflow speed is too quick, it could result in reduced outflow through the shaft due to blood, tissue fragments and kidney stone fragments, and quickly build up of intrarenal pressure.
US (Domestic) distribution in state of PA and OUS (foreign) to country of Germany. .
https://www.accessdata.fda.gov/scripts/ires/index.cfm?Product=Z-0716-2025