Ala'a Farkouh, Kyu Park, Matthew I Buell, Nicole Mack, Cliff De Guzman, Toby Clark, Elizabeth A Baldwin, Kanha Shete, Rose Leu, Akin S Amasyali, Evan Seibly, Kai Wen Cheng, Sikai Song, Zhamshid Okhunov, D Duane Baldwin
The purpose of this study was to measure and compare renal pelvic pressure (RPP) between prone and supine percutaneous nephrolithotomy (PCNL) in a benchtop model. Six identical silicone kidney models were placed into anatomically correct prone or supine torsos constructed from patient CT scans in the corresponding positions. A 30-Fr renal access sheath was placed in either the upper, middle, or lower pole calyx for both prone and supine positions. Two 9-mm BegoStones were placed in the respective calyx and RPPs were measured at baseline, irrigating with a rigid nephroscope, and irrigating with a flexible nephroscope...
April 17, 2024: Urolithiasis