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Randomized controlled study of standard channel PCNL versus enhanced ultramicro channel percutaneous nephrolithotomy (ESMP) for treatment of renal calculi (>=3cm)

Randomized controlled study of standard channel PCNL versus enhanced ultramicro channel percutaneous nephrolithotomy (ESMP) for treatment of renal calculi (>=3cm)

Status
Recruiting
Phases
Unknown
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR2100045095
Enrollment
Unknown
Registered
2021-04-06
Start date
2021-04-01
Completion date
Unknown
Last updated
2021-11-08

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

Conditions

Kidney stones (>=3CM)

Interventions

experimental group:Standard channel PCNL
control group:Enhanced ultramicrochannel percutaneous nephrolithotomy (ESMP)

Sponsors

People's Hospital of Xinjiang Uygur Autonomous Region
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to No maximum

Inclusion criteria

Inclusion criteria: 1.Aged >=18 years; 2.Preoperative imaging examination: patients with kidney stones (>=3cm) confirmed by urinary plain film (KUB), urinary tract CT or intravenous urography (IVP) and B-ultrasound.

Exclusion criteria

Exclusion criteria: 1.transplanted kidney, isolated kidney, horseshoe kidney, ectopia kidney, calycal diverticulum or other special cases; 2.severe cardiopulmonary dysfunction or heart disease; 3.Open operation history or repeated ESWL; 4.Severe infection of purulent kidney or other system; 5.Incomplete or lost to follow-up.

Design outcomes

Primary

MeasureTime frame
Clearance rate;—

Secondary

MeasureTime frame
Time of operation;Infection index;The channel number;Hemoglobin decline;Postoperative hospital stay;—

Countries

China

Contacts

Public ContactLi Jiuzhi

People's Hospital of Xinjiang Uygur Autonomous Region

xjlijiuzhi@163.com+86 13999278509

Outcome results

None listed

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