A Sham-Controlled Study to Evaluate the Safety and Efficacy of a Smart, Self-Adjusting, Surgery-Free, Wearable Bladder Neuromodulation System for Overactive Bladder (REDUCEOAB)

  • End date
    Mar 7, 2025
  • participants needed
  • sponsor
    Avation Medical, Inc.
Updated on 7 June 2022
overactive bladder
bladder diary
micturition chart


This is a prospective, multi-center, sham-controlled study comparing the safety and effectiveness of the self-adjusting, surgery-free, wearable Active System to a Sham System on adult Subjects diagnosed with OAB.

Condition Overactive Bladder, Urinary Urge Incontinence, Urge Incontinence
Treatment Avation System, Sham Avation System
Clinical Study IdentifierNCT05381116
SponsorAvation Medical, Inc.
Last Modified on7 June 2022


Yes No Not Sure

Inclusion Criteria

Male or female and 18 years of age or older at the time of enrollment
Willing and capable of giving informed consent
Willing and able to comply with all Study-related requirements and procedures
Have been diagnosed or have symptoms of OAB for at least 3 months prior to enrollment
Have an average of 11 or more voiding events and/or 3 or more incontinent events per 24-hour period in a 3-Day Bladder Diary(a minimum of 30 voiding events over the 3 days measured by the Diary)
If currently on medications that may affect their OAB symptoms, is on a stable dose (no new, discontinued, or change in dose) of all prescribed medications for at least 4 weeks prior to enrollment or throughout the Study
Female Subjects of child-bearing potential must have a negative urine dip stick pregnancy test at baseline

Exclusion Criteria

Has been diagnosed with incontinence due to neurogenic bladder(stroke, CNS tumors, Parkinson's etc.)
Have failed a third line treatment (PTNS, Botox or SNS) for their OAB because of lack of effectiveness within the 2 years prior to enrollment
Have evidence of an uncontrolled active disruptive psychological or psychiatric disorder or other known condition significant enough to impact perception of pain, compliance of intervention and/or ability to evaluate treatment outcomes, in the opinion of the Investigator
Has or had a significant untreated substance use disorder or polysubstance use disorder stemming from dependency-producing medications, alcohol, and/or illicit drugs less than 6 months prior to enrollment
Are planning to or have scheduled a surgery, for any condition, that would require catheterization, or a prolonged hospital stay and affect the ability to ambulate, use the toilet, or complete Therapy during the first 12 weeks of the Study
Has symptoms of, been diagnosed, or being actively treated for benign prostatic hyperplasia or prostate cancer (weak stream, straining, hesitancy, or intermittency)
Have a pacemaker or implanted defibrillator
Has a neurological disorder that affects the bladder or a diagnosis of interstitial cystitis, radiation cystitis, or fistulas
Incontinence due to stress-predominant mixed urinary incontinence (greater that 60% of the time)or being actively treated for stress urinary incontinence(Diagnosed or by review of the Baseline 3-Day Bladder Diary)
Has been diagnosed with or has symptoms of polyuria (>2500 cc urine output per day)
Has urinary retention or incomplete bladder emptying
Have a documented current or reoccurring Urinary Tract Infection (3 or more in the months prior to enrollment)
Have had Botox treatment for their OAB in the previous 8 months
Have used TENS anywhere on the body within the last year for any reason or anticipated use of TENS within 12 weeks of enrollment in pelvic region, back or legs for any reason
Had PTNS treatment for OAB within 6 months prior to enrollment
Use of investigational drug/device Therapy, for any reason, within past 12 weeks
Current use or implantation of an implanted device for treatment of their OAB or incontinence (including but not limited to sacral nerve stimulators)
Participation in another clinical Study during the term of the Study
Pregnant or planning to become pregnant during the Study. Female Subjects of childbearing potential who become pregnant during the Study will be withdrawn from the Study and will be asked to sign a separate pregnancy consent form to allow the Investigator and Sponsor to follow up on the Subject's pregnancy and outcome
Has scar tissue, metal, or another implant or a large tattoo that might interfere with Therapy
Has a neurological disorder that causes abnormal sensations in the lower leg (loss of sensation or allodynia)
Has a skin condition, for example allergic reaction, rash or open wounds, in the area of where the Therapy Garment will be placed
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Additional screening procedures may be conducted by the study team before you can be confirmed eligible to participate.

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If you are confirmed eligible after full screening, you will be required to understand and sign the informed consent if you decide to enroll in the study. Once enrolled you may be asked to make scheduled visits over a period of time.

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Complete your scheduled study participation activities and then you are done. You may receive summary of study results if provided by the sponsor.

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