Access Sheaths With Aspiration for Renal RetrOgrade Surgery, Randomized CompArative Outcomes
Conditions
- Urolithiasis
- Nephrolithiasis
- Kidney Calculi
- Ureteroscopy
Interventions
- DEVICE: ClearPetra ureteral access sheath
- DEVICE: Navigator ureteral access sheath
Sponsor
Hospitales Universitarios Virgen del Rocío