Implantable system for treating overactive bladder

A Prospective Study to Assess the Efficacy and Safety of the BlueWind RENOVA iStim™ System in the Treatment of Patients Diagnosed With Overactive Bladder (OASIS - OverActive Bladder StImulation System Study)

Not applicable Interventional BlueWind Medical · NCT03596671

This study is testing a new implantable device to see if it can safely help people with overactive bladder feel better.

Quick facts

PhaseNot applicable
Study typeInterventional
Enrollment200 (estimated)
Ages18 Years to 80 Years
SexFemale
SponsorBlueWind Medical Industry-sponsored
Locations23 sites (Orange, California and 22 other locations)
Trial IDNCT03596671 on ClinicalTrials.gov

What this trial studies

This study evaluates the safety and effectiveness of the BlueWind RENOVA iStim™ implantable tibial neuromodulation system in patients diagnosed with overactive bladder (OAB). It is a prospective, interventional, multi-center study that aims to provide a new treatment option for individuals suffering from this condition. Participants will be monitored for their response to the device and any potential side effects over the course of the study.

Who should consider this trial

Good fit: Ideal candidates are females aged 18 or older with a history of urinary urge incontinence for at least six months.

Not a fit: Patients with predominant stress incontinence or significant medical conditions that may interfere with the study procedures will not benefit from this study.

Why it matters

Potential benefit: If successful, this treatment could significantly improve bladder control and quality of life for patients with overactive bladder.

How similar studies have performed: Other studies have shown promise with neuromodulation techniques for bladder control, suggesting potential success for this approach.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

* Female aged 18 or greater (21 in the US)
* More than or equal to 6 months history of UUI diagnosis
* Patient who is mentally competent with the ability to understand and comply with the requirements of the study

Exclusion Criteria:

* Any significant medical condition that is likely to interfere with study procedures
* Patients who are breastfeeding
* Predominant stress incontinence
* Have a life expectancy of less than 1 year
* Diagnosis of interstitial cystitis or bladder pain syndrome as defined by either American Urological Association (AUA) or European Association of Urology (EAU) guidelines

Where this trial is running

Orange, California and 22 other locations

Study contacts

How to participate

  1. Review the eligibility criteria above with your treating physician.
  2. Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
  3. Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.
Conditions Treatment of Patients Suffering From Overactive Bladder
Last reviewed 2026-06-09 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.