Compare two different ways ( FANS suction vs no suction) of endoscopic renal stone surgery

A Randomised Controlled Trial of Flexible and Navigable Suction ureteral access sheath (FANS) vs Conventional Access Sheath in Retrograde Intrarenal Surgery for Renal Stones - NIL

Status

Active, not recruiting

Phases

Phase 4

Study type

Interventional

Source

CTRI

Registry ID

CTRI/2026/05/110088

Enrollment

Registered

2026-05-06

Start date

Unknown

Completion date

Unknown

Last updated

2026-06-01

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

Conditions

Health Condition 1: O- Medical and Surgical

Interventions

Intervention1: FANS RIRS: Flexible and Navigable Suctions ureteric access sheath used for Retrograde Intrarenal Surgery for renal calculi upto 2 cm size Control Intervention1: Conventional RIRS: Retro

Eligibility

Inclusion criteria

Inclusion criteria: 1 Radiologically confirmed renal stones (5 20 mm in size). 2 Patients scheduled for elective RIRS. 3 Written informed consent provided

Exclusion criteria

Exclusion criteria: 1 Patients with solitary kidney. 2 Active urinary tract infection or sepsis. 3 Gross hydronephrosis or anatomical abnormalities precluding UAS insertion. 4 Coagulopathy or uncorrected bleeding diathesis. 5 Pregnancy

Design outcomes

Primary

Measure	Time frame
Stone-Free Rate (SFR)Timepoint: 1 month post surgery	—

Secondary

Measure	Time frame
1 Operative time 2 Complications, 3 Postoperative fever urosepsis, hematuria. 4 Need for ancillary procedures Timepoint: Within 2 weeks postoperatively 4 weeks	—

Countries

India

Contacts

Public ContactDr Ujjwal Das

All India Institute of Medical Sciences, Jodhpur

dr.mahi1118@gmail.com918376087416

Outcome results

None listed

Source: CTRI (via WHO ICTRP) · Data processed: Jun 11, 2026