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Comparison of Novel Tip-flexible Suctioning Ureteral Access Sheath with Traditional Ureteral Access Sheath Combined with Single-Use Digital Flexible Ureteroscope to Treat Unilateral Renal Calculi

Comparison of Novel Tip-flexible Suctioning Ureteral Access Sheath with Traditional Ureteral Access Sheath Combined with Single-Use Digital Flexible Ureteroscope to Treat Unilateral Renal Calculi

Status
Recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2300070210
Enrollment
Unknown
Registered
2023-04-05
Start date
2022-08-08
Completion date
Unknown
Last updated
2023-06-04

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

Conditions

Renal Calculi

Interventions

novel tip-flexible suctioning ureteral access sheath group:No
traditional ureteral access sheath group:No

Sponsors

First Affiliated Hospital of Gannan Medical University
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 70 Years

Inclusion criteria

Inclusion criteria: 18 to 70 years old with unilateral renal calculi

Exclusion criteria

Exclusion criteria: (a) combined with ipsilateral ureteral stone or contralateral upper urinary stone or lower urinary stone need treated; (b) any relative or absolute contraindications for RIRS; (c) presence of urinary anatomical abnormalities; (d) urinary diversion surgery

Design outcomes

Primary

MeasureTime frame
stone-free rate;—

Secondary

MeasureTime frame
complication rate;operation time;blood loss;—

Countries

China

Contacts

Public ContactZhaolin Zhang
zzlin2613@126.com18370899847

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 8, 2026