# A Prospective Multicenter Randomized Controlled Trial of Flexible And Navigable Suction Ureteral Access Sheath Combined With Needle Perc for the Treatment of Partial Staghorn Renal Calculi

> **NCT06914986** · NA · NOT_YET_RECRUITING · sponsor: **Beijing Tsinghua Chang Gung Hospital** · enrollment: 344 (estimated)

## Conditions studied

- Urinary Calculi

## Interventions

- **PROCEDURE:** Performed flexible and navigable suction ureteral access sheath combined with needle perc
- **PROCEDURE:** PCNL

## Key facts

- **NCT ID:** NCT06914986
- **Lead sponsor:** Beijing Tsinghua Chang Gung Hospital
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** NOT_YET_RECRUITING
- **Start date:** 2025-04-01
- **Primary completion:** 2027-12-01
- **Final completion:** 2028-03-01
- **Target enrollment:** 344 (ESTIMATED)
- **Last updated:** 2025-04-07


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT06914986

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT06914986, "A Prospective Multicenter Randomized Controlled Trial of Flexible And Navigable Suction Ureteral Access Sheath Combined With Needle Perc for the Treatment of Partial Staghorn Renal Calculi". Retrieved via AI Analytics 2026-06-23 from https://api.ai-analytics.org/clinical/NCT06914986. Licensed CC0.

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*[Clinical trials dataset](/datasets/clinical-trials) · CC0 1.0*