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Stress Urinary IncontinenceSolyxNCT01784588

Post Market Study Of Single Incision Sling Versus Transobturator Sling for Stress Urinary Incontinence

A study testing Solyx Single Incision Sling System and Obtryx II Sling System in people with Stress Urinary Incontinence, run by Boston Scientific Corporation at 23 sites in 2 countries.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

The purpose of this research study is to compare the treatment device (Solyx) to a different mesh sling or control device (Obtryx II) for the treatment of symptoms for Stress Urinary Incontinence (SUI). Safety information and patient outcomes will be collected for three (3) years and evaluated. Read more about this study

Who is it for?
Ages 18 years and older, women only
Conditions the study is for
Stress Urinary Incontinence
What is being tested?
Solyx Single Incision Sling System and Obtryx II Sling System
Type of treatment
Medical device
Could I receive a placebo?
No, everyone receives an active treatment
How many people
281 participants
Where
23 sitesin 2 countries
Study dates
Jun 2013to 17 Jan 2018
Phase
Interventional
Are there results?
Yes, posted in the registrySummary in the doctors' view

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 years and older
  • Women only
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Female ≥ 18 years of age
  • Willing and able to comply with the study procedures and provide written informed consent to participate in the study (subject or legal representative)
  • Diagnosed with predominant SUI confirmed by positive cough stress test during the protocol required bladder fill procedure (see manual of operations)
  • Confirmed SUI is greater than urge incontinence with the Medical Epidemiologic Social Aspect (MESA) questionnaire
  • Cystometric capacity ≥ 300 cc
  • Post-void residual (PVR) of ≤ 150 cc
  • Medically approved for general, regional or monitored anesthesia

Who cannot join

  • Subjects who are pregnant, lactating, or planning future pregnancies
  • Subjects with a chief complaint of overactive bladder
  • Subjects with a pattern of recurrent urinary tract infections, defined as ≥ 2 culture-proven urinary tract infections during a 6-month period prior to surgery or ≥ 3 in a 12-month period
  • Subjects with previous surgical procedures for SUI including bulking, urethral sling, bone anchor, Burch procedure, pubo-vaginal sling, and Marshall-Marchetti-Krantz (MMK) procedure. Excluding Kelly plication, Botox, anterior repair, or Inter-Stim
  • Subjects with prior pelvic organ prolapse surgery who experienced mesh complications
  • Subjects with previous radiation therapy to the pelvis
Show all 17Show fewer
  • Subjects with known or suspected hypersensitivity to polypropylene mesh
  • Subjects with any of the following confounding conditions:
  • Neurogenic bladder
  • Urethral stricture and bladder neck contracture
  • Bladder stones or tumors
  • Urinary tract fistula or diverticula
  • Pathology which would compromise implant placement including subjects currently taking anticoagulation therapy
  • Pathology that would limit blood supply or infections that would compromise healing including chemotherapy, systemic steroids and systemic immunosuppressants
  • Subjects with diabetes and an A1c ≥ 7%
  • Non-English speaking subjects
  • Subjects who have participated in an investigational study (medical device or drug) within 30 days of study entry that may impact analysis of this device or have previously participated in the current study

Trial locations and contacts

23 sites in 2 countries.

23 sites in 2 countries

United States22 sites
  • University of Texas Southwestern

    Austin, Texas, 78701

  • Cedars Sinai Medical Center

    Beverly Hills, California, 90211

  • St Alexius Medical Center

    Bismarck, North Dakota, 58501

  • Cherokee Women's Health Specialist

    Canton, Georgia, 30114

  • Novant Health Presbyterian Medical Center

    Charlotte, North Carolina, 28210

  • Valley Medical Center

    Covington, Washington, 98055

  • University of Texas, Southwestern

    Dallas, Texas, 75390

  • Baylor University Medical Center

    Fort Worth, Texas, 76104

  • Center for Pelvic Health

    Franklin, Tennessee, 37067

  • Chesapeake Urology Research Associates

    Hanover, Maryland, 21076

  • Baylor College of Medicine

    Houston, Texas, 77030

  • Las Colinas OBGYN

    Irving, Texas, 75062

  • MacArthur OB/GYN Management, LLC

    Irving, Texas, 75062

  • Loma Linda University Medical Center

    Loma Linda, California, 92354

  • Kyle P. McMorries, MD

    Nacogdoches, Texas, 75965

  • Physicians Regional Healthcare

    Naples, Florida, 34105

  • Christiana Hospital

    Newark, Delaware, 19713

  • Norwalk Hospital

    Norwalk, Connecticut, 06850

  • Permian Research Foundation

    Odessa, Texas, 79761

  • Scripps Clinic Carmel Valley

    San Diego, California, 92130

  • Lyndhurst Clinical Research

    Winston-Salem, North Carolina, 27103

  • Genesis Healthcare System

    Zanesville, Ohio, 43701

Other trials in United States

Australia1 site
  • Cabrini Medical Centre

    Malvern

Other trials in Australia

About this study

Official title: A Prospective, Non-Randomized, Parallel Cohort, Multi-center Study of the Solyx™ Single Incision Sling System vs. the Obtryx™ II Sling System for the Treatment of Women With Stress Urinary Incontinence

The purpose of this research study is to compare the treatment device (Solyx) to a different mesh sling or control device (Obtryx II) for the treatment of symptoms for Stress Urinary Incontinence (SUI). Safety information and patient outcomes will be collected for three (3) years and evaluated.

Being tested
Solyx Single Incision Sling System, Obtryx II Sling System
Medical subject headings
Urinary Incontinence, Stress

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • Solyx Single Incision Sling SystemDevice

    Solyx Single Incision Sling System

  • Obtryx II Sling SystemDevice

    Standard outside-in transobturator sling

Study groups in NCT01784588
Study groupRoleWhat they receive
Solyx Single Incision Sling SystemActive comparatorSolyx Single Incision Sling System
Receives: Device: Solyx Single Incision Sling System
Obtryx II Sling SystemActive comparatorObtryx II Sling System
Receives: Device: Obtryx II Sling System

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Number of Subjects Meeting Definition of Treatment Success at 36 Months, by a Composite of Objective and Subjective Measures

    An assessment of improvement in stress urinary incontinence at 36 months, by a composite of objective (negative cough stress test with protocol required bladder fill procedure) and subjective measures (subject self reported improvement in their condition, through the Patient Global Impression of Improvement (PGI-I)). The PGI-I scale rates the patient's improvement or worsening of SUI symptoms relative to baseline. The scale is as follows: 1 - Very much better; 2 - Much better; 3 - A little better; 4 - No change' 5 - A little worse; 6 - Much worse; 7 - Very much worse, with the unit of measure being scores on a scale (lower scores indicate a more positive impression of change). Subjects met the definition of treatment success at 36 months if they had an answer of "No" to the item "Direct observation of urine loss with cough provocation" and an Improvement per the PGI-I (a response of "A little better", "Much better", or "Very much better").

    Measured: Data presented is for 36 months

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted6 Feb 2013 (estimated)
  2. Study startJun 2013
  3. Primary completion17 Jan 2018
  4. Study completion17 Jan 2018

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase N/A
Primary purpose
Treatment
Allocation
Non-randomised
Intervention model
Parallel groups
Masking
None (open label)
Enrolment
281 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT01784588
Sponsor's protocol ID
U9915-Solyx
Acronym
Solyx
Status last verified
Jan 2021
First submitted
4 Feb 2013
Last updated
10 Feb 2021
Data monitoring committee
No

Publications

  • White AB, Anger JT, Eilber K, Kahn BS, Gonzalez RR, Rosamilia A. Female Sexual Function following Sling Surgery: A Prospective Parallel Cohort, Multi-Center Study of the Solyx Single Incision Sling System versus the Obtryx II Sling System. J Urol. 2021 Sep;206(3):696-705. doi: 10.1097/JU.0000000000001830. Epub 2021 May 6.

    PubMed 33955778

Questions about this trial

What is this clinical trial studying?

A study testing Solyx Single Incision Sling System and Obtryx II Sling System in people with Stress Urinary Incontinence, run by Boston Scientific Corporation at 23 sites in 2 countries.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 7 inclusion and 17 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: finished, as of the sponsor's last update on 10 Feb 2021. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 23 sites in United States, Australia. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

Are results available for this study?

Yes. Results are posted in the registry (first posted 6 Jun 2019). A summary is in the For doctors view, and the full results are on ClinicalTrials.gov.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Number of Subjects Meeting Definition of Treatment Success at 36 Months, by a Composite of Objective and Subjective Measures (time frame: Data presented is for 36 months). It is what the study was designed to measure, not a finding.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT01784588, which also lists 1 linked publication.

Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 10 Feb 2021.

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