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Recruiting NCT06987760

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

No phase Interventional Ureter Injury Urolithiasis; Lower Urinary Tract Efficacy, Self

For patients and families

In plain language

An automatic summary of structured registry data. It is an orientation aid, not a substitute for the official protocol or a physician assessment.

What is being studied
The protocol lists: flexible ureteroscope urolithiasis.
Who it may be relevant to
Registry conditions: Ureter Injury, Urolithiasis; Lower Urinary Tract, Efficacy, Self. Basic parameters: 18 years — 80 years · All.
What needs checking
Age, condition and sex are only basic indicators. Prior treatment, laboratory values and other mandatory requirements appear in the eligibility criteria below.
Where it takes place
China
Next step
Save the trial, show it to the treating physician, and confirm current recruitment with the study center. Costs, documents and travel →
Official title

Comparing Different Diameter fURSs With Similar RESDs for the Treatment of Upper Urinary Tract Stones - A Randomized Controlled Multi-center Clinical Trials

Overview

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

Detailed description

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

Interventions

  • Procedure flexible ureteroscope urolithiasis
    Using flexible ureteroscope combine with urethral access sheath to treatment urolithiasis

Primary outcome measures

  • Success rate of ureteral access sheath insertion [Time frame: From enrollment to completion of surgery]
Secondary outcome measures (4)
  • The condition of ureter injury [Time frame: 24 hours]
  • Stone clearance rate [Time frame: up to 8 weeks.]
  • Operation time [Time frame: 24 hours]
  • The incidence of surgical complications [Time frame: 7 days]

Eligibility criteria

Inclusion criteria

\- 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.

2.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.

Exclusion criteria

  • 1.Patients with a history of ureteral stenosis or who have undergone open or laparoscopic ureteral or renal lithotomy.

2.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.

6.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.

8.Patients with renal anatomic malformations such as polycystic kidney, horseshoe kidney, and ectopic kidney.

Criteria are shown verbatim from the registry (in English). Final eligibility is always assessed by the study center.

Healthy volunteers: No

Study design

Allocation
Randomized
Model
Factorial
Masking
Single blind
Primary purpose
Treatment

Study locations

China · 1 center
  • The First Affiliated Hospital of Ningbo University — Ningbo

Identifiers

NCT: NCT06987760 · MNWK202401

Primary sources (government registries)

View this study on ClinicalTrials.gov ↗