Comparing Different Diameter fURSs With Similar RESDs for the Treatment of Upper Urinary Tract Stones

Recruiting now · Not applicable

Conditions studied: Ureter Injury, Urolithiasis; Lower Urinary Tract, Efficacy, Self

In brief

Comparing the Efficiency, Effectiveness, and Safety of fURS lithotripsy with Similar RESDs in the Treatment of Upper Urinary Tract Stones.

Key facts

Study ID

NCT06987760

Run by

Ningbo No. 1 Hospital

People needed

206

Starts

2025-03-19

Expected to finish

2026-12-30

Last updated by the study team

2025-05-23

Who can join

Age: 18 and older, up to 80. Sex: any. Healthy volunteers: not accepted.

You may qualify if…

• 1.Patients with kidney stones or upper ureteral stones with a cumulative diameter of less than 3 cm are selected for ureteral soft lens holmium laser lithotripsy.
• Age 18 to 80 years old, gender unlimited. 3.The subjects have no mental illness or language dysfunction, can understand the situation of the study and can sign informed consent.

You may not qualify if…

• 1.Patients with a history of ureteral stenosis or who have undergone open or laparoscopic ureteral or renal lithotomy.
• Patients with fever one week before surgery 3.Pregnant women and menstruating patients. 4.Patients with combined systemic disease or inability to tolerate anesthesia. 5.Patients undergoing simultaneous surgery for bilateral upper urinary tract stones.
• Patients with ureteral stent indwelling before surgery. 7.In patients with severe hydronephrosis, the separation of the renal collecting system is greater than 4 cm.
• Patients with renal anatomic malformations such as polycystic kidney, horseshoe kidney, and ectopic kidney.

Where it is running

• The First Affiliated Hospital of Ningbo University — Ningbo, Zhejiang, China (enrolling)

Full record on ClinicalTrials.gov

Trial information comes from ClinicalTrials.gov and is refreshed daily. TrialsForMe does not provide medical care and does not run the studies it lists.