Actively Recruiting

Phase Not Applicable
Age: 21Years - 80Years
All Genders
NCT04565795

Safety and Device Performance of the Uriprene® Degradable Temporary Ureteral Stent Following Uncomplicated Ureteroscopy

Led by Adva-Tec · Updated on 2025-10-01

87

Participants Needed

4

Research Sites

217 weeks

Total Duration

On this page

Sponsors

A

Adva-Tec

Lead Sponsor

N

Northwest Clinical Research Group

Collaborating Sponsor

AI-Summary

What this Trial Is About

A prospective, multi-center, non-randomized trial to demonstrate safety and device performance of the ADVA-Tec Uriprene® Degradable Temporary Ureteral Stent.

CONDITIONS

Official Title

Safety and Device Performance of the Uriprene® Degradable Temporary Ureteral Stent Following Uncomplicated Ureteroscopy

Who Can Participate

Age: 21Years - 80Years
All Genders

Eligibility Criteria

Eligible

You may qualify if you...

  • Age between 21 and 80 years, including males and females
  • Have unilateral ureteral or renal stones and undergone successful, uncomplicated ureteroscopy
  • May have asymptomatic contralateral renal stones smaller than 4 mm not located in the renal pelvis or ureter, with uncomplicated ureteroscopy
  • Body size suitable to accommodate a 20 to 30 mm ureteral stent as judged by the investigator
  • Ability to understand study requirements, provide written informed consent, and comply with follow-up assessments
Not Eligible

You will not qualify if you...

  • History of anatomical abnormalities of the urinary tract
  • Presence of ureteral fistula
  • Presence of urothelial cancer, ureteral tumor, or renal tumor
  • Extrinsic compression of the ureter
  • Ureteral blockage or stricture
  • Bladder outlet obstruction or neurogenic bladder
  • Diagnosis of overactive bladder or urge urinary incontinence
  • Active upper or lower urinary tract infection at stent insertion
  • Creatinine level greater than 2.5 mg/dl
  • Pregnant or lactating women or women not using reliable contraception
  • Impacted ureteral stones or incomplete stone fragmentation
  • Ureteral perforation
  • Staghorn calculi
  • Solitary kidney
  • History of bleeding disorders or current use of blood thinners like warfarin
  • Contrast allergy that cannot be pre-treated
  • Severe psychiatric disorder or substance abuse affecting follow-up
  • Any condition making subject ineligible for Uriprene4 stent treatment
  • Life expectancy less than 1 year due to significant illness
  • Currently enrolled in another investigational trial

AI-Screening

AI-Powered Screening

Complete this quick 3-step screening to check your eligibility

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Trial Site Locations

Total: 4 locations

1

Mayo Clinic Arizona

Phoenix, Arizona, United States, 85054

Actively Recruiting

2

University of California Los Angeles

Los Angeles, California, United States, 90404

Actively Recruiting

3

University of Florida

Gainesville, Florida, United States, 32610

Actively Recruiting

4

The Ohio State University

Columbus, Ohio, United States, 43210

Actively Recruiting

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Research Team

J

Jennifer Cartledge, MS

CONTACT

R

Roberta Hines, BS

CONTACT

How is the study designed?

Study Type

INTERVENTIONAL

Masking

NONE

Allocation

NA

Model

SINGLE_GROUP

Primary Purpose

TREATMENT

Number of Arms

1

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