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Prospective Clinical Study Comparing the Absorption of Irrigation Fluid, Blood Loss, and Complications Between Flexible Ureteroscopic Lithotripsy and Percutaneous Nephrolithotomy in the Treatment of 2-3 cm Renal Calculi

Prospective Clinical Study Comparing the Absorption of Irrigation Fluid, Blood Loss, and Complications Between Flexible Ureteroscopic Lithotripsy and Percutaneous Nephrolithotomy in the Treatment of 2-3 cm Renal Calculi

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2600117363
Enrollment
Unknown
Registered
2026-01-22
Start date
2026-01-23
Completion date
Unknown
Last updated
2026-01-27

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Kidney stone

Interventions

Ureteral Lithotripsy Group:None

Sponsors

Lanzhou University Second Hospital
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 75 Years

Inclusion criteria

Inclusion criteria: 1. Age between 18 and 75 years old; 2. Kidney stones measuring 2 to 3 cm confirmed by imaging studies; 3. Patients with kidney stones that have a clear indication for surgical treatment; 4. No severe cardiopulmonary dysfunction, capable of withstanding surgical treatment; 5. Provide informed consent to participate in this study.

Exclusion criteria

Exclusion criteria: 1. Suffering from a bleeding disorder or coagulation dysfunction; 2. Severe renal insufficiency; 3. Uncontrolled urinary tract infection; 4. Patients with concurrent ureteral stones; 5. Patients with insufficient cardiopulmonary function or who cannot tolerate surgery; 6. Individuals with mental illness or who are unable to cooperate with the treatment.

Design outcomes

Primary

MeasureTime frame
Irrigation Fluid Absorption;Intraoperative Blood Loss;

Secondary

MeasureTime frame
Intraoperative and postoperative complications;Surgical Time;Stone Residual Rate;

Countries

China

Contacts

Public ContactWang Zhiping

Lanzhou University Second Hospital

erywzp@lzu.edu.cn+86 138 9313 1697

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026