Comparison Between Different Types of Flexible Ureteroscopes

NCT07360353 · tracked via the Priya Life Science Egypt tracker

Sponsor

Ain Shams University

Phase

Not applicable

Started

2026-01-25

Last updated

2026-01-27

Condition(s) studied

Renal CalculiNephrolithiasis

Investigational drug(s) / intervention(s)

LithoVue™ (Boston Scientific Corporation)WiScope® (OTU Medical Inc. (Silicon Valley, USA))Single-Use Ureterorenoscope (Scivita Medical Technology Co., Ltd.)

LithoVue™ (Boston Scientific Corporation): Participants randomized to this arm will undergo retrograde intrarenal surgery (RIRS) for renal stone management using the LithoVue™ single-use digital flexible ureteroscope.

WiScope® (OTU Medical Inc. (Silicon Valley, USA)): Participants randomized to this arm will undergo retrograde intrarenal surgery (RIRS) for renal stone management using the WiScope single-use digital flexible ureteroscope.

Single-Use Ureterorenoscope (Scivita Medical Technology Co., Ltd.): Participants randomized to this arm will undergo retrograde intrarenal surgery (RIRS) for renal stone management using the single-use digital flexible ureterorenoscope manufactured by Scivita Medical Technology Co., Ltd.

Study summary

The current study aims to compare the performance of three distinct single-use digital flexible ureteroscope types in terms of cost-effectiveness, postoperative complications, operating time, and stone-free rates (SFRs).

Eligibility

Sex

ALL

Min age

18 Years

Max age

60 Years

Healthy volunteers

Inclusion Criteria: * Patients aged 18 to 60 years. * Presence of renal stones measuring less than 20 millimeters (mm). Exclusion Criteria: * Renal stones larger than 20 millimeters (mm). * Uncontrolled bleeding disorders or coagulopathies. * Active urinary tract infection. * Renal failure. * Uncontrolled diabetes mellitus, hypertension, or hepatic dysfunction. * Pregnancy. * Abnormal urinary tract anatomy or known ureteric stricture. * History of previous open ureteric surgery.

Primary outcome measure(s)

Cost-effectiveness of single-use flexible ureteroscopes — 4 weeks postoperatively
Comparison of total procedural cost and stone-free rate among three single-use flexible ureteroscopes used in retrograde intrarenal surgery (RIRS).

Trial sites (1)

Facility	City	Region	Status
Ain Shams University hospital	Cairo	Egypt	Recruiting

More Ain Shams University trials in Egypt

Iliopsoas Nerve Block and Femoral Nerve Block in Hip Fracture Surgeries Recruiting

Comparative Study Between Pericapsular Nerve Group Block (PENG) And Pericapsular Nerve Group (PENG) Block Combined With Lateral Femoral Cutaneous Nerve (LFCN) Block for Positioning Analgesia Prior to Spinal Anesthesia in Hip Fracture Patients Recruiting

Neutrophils to Lymphocytes and Platelets Ratio, Procalcitonin, and Total Leucocytic Count as Indicators of Prognostic Outcome in Septic Patients in the Intensive Care Unit. Recruiting

Palmitoylethanolamide in Ulcerative Colitis Recruiting

Assessment of Oral Caffeine Intake in Changing the Severity of Acute Migraine Attack Using VAS Score Among Patients Attending Headache and Neurology Outpatients Clinic of Ainshams University Hospitals Recruiting

Other trials for the same condition

Using Retrograde Intrarenal Surgery for Managing Staghorn Renal Stones. Recruiting

Energy Ramping Versus Fixed Dose ESWL Starting soon

Nebulized Glubran 2-Assisted Tubeless PCNL Versus Conventional PCNL Starting soon

Bendable Suction Ureteral Access Sheath Versus Conventional Ureteral Access Sheath in Management of Renal Stones Using Flexible Ureteroscopy Recruiting

Role of Pre-stenting Before Retrograde Intrarenal Surgery With Miniaturized Flexible Ureteroscopes Recruiting

Official registry record

This page summarises publicly available registry data for informational purposes — not medical advice. Eligibility is determined by each study team; patients should discuss participation with their clinician.

View NCT07360353 on ClinicalTrials.gov ↗ ← All trials in Egypt