U.S., July 2 -- ClinicalTrials.gov registry received information related to the study (NCT07678255) titled 'Access Sheaths With Aspiration for Renal RetrOgrade Surgery, Randomized CompArative Outcomes' on June 25.
Brief Summary: The goal of this clinical trial is to learn whether the ClearPetra ureteral access sheath (Coloplast) is more effective than the Navigator ureteral access sheath (Boston Scientific) in treating intrarenal kidney stones of 1-3 cm in adult patients undergoing flexible ureteroscopy (RIRS). The main questions it aims to answer are:
Does ClearPetra achieve a higher stone-free rate at 1 month post-intervention compared to Navigator, as assessed by non-contrast abdominal-pelvic CT scan?
Does ClearPetra reduce total surg...