ClinicalTrials.gg
Active, not recruitingNCT06225375Updated Jan 25, 2024

Flat Polypropylene Mesh in the Treatment of Uterine and Recurrent or Advanced Pelvic Organ Prolapse

A Phase 1/2 interventional study of Restorelle® Flat Mesh in Pelvic Organ Prolapse, sponsored by Michigan Institution of Women's Health PC. Active, not recruiting at 1 site in United States. Open to female participants aged 18 Years and older, including healthy volunteers. Per ClinicalTrials.gov, last updated 2024-01-25.

Sponsored by Michigan Institution of Women's Health PC · Phase 1/2, Interventional, and Device feasibility

From the registry’s dates

  • Primary completion was expected by Dec 2025, 11 months ago, but the record still lists the study as active, not recruiting.
Phase
Phase 1/2
Study type
Interventional
Enrollment
30
Allocation
Not applicable
Ages
18 Years and older
Sex
Female
01

Where this study stands

Counted across the records on this site · 2026-11-13

Among 195 studies in Pelvic Organ Prolapse with a site in United States — 12 open to participants now, 23 under way, none of them phase 3. Pelvic Organ Prolapse · United States.

Enrollment
115th of 133
30 · median 78
Started
2021
with 14 others
Phase 1/2
2 of 195
none open now
Primary completion
2025-12
later than 5 of 22 live
Registered
160th of 195
by date

Among the 195 studies in Pelvic Organ Prolapse with a site in United States, this one is the 115th largest by enrollment of the 133 interventional ones that give a count, is one of 15 that started in 2021, is one of 2 in phase 1/2, reaches primary completion later than 5 of the 22 other live ones, and was the 160th registered.

Pelvic Organ Prolapse

521 studies on the registry are indexed under Pelvic Organ Prolapse; 80 are open to participants now.

Browse Pelvic Organ Prolapse studies →

Open to participants now

12 of the 195 studies in Pelvic Organ Prolapse with a site in United States are open now. Recruiting first, the newest first:

7 more — sign in →

All 12 open studies →

A study can be open while its sites in United States have not opened yet or have stopped. Only those recruiting at a site in United States →

Who these studies take

Of the 53 Pelvic Organ Prolapse studies recruiting now, 31 (58%) set no upper age limit and 10 (19%) stop at 75 or younger; 2 take children under 18; 14 take healthy volunteers.

This study: 18 Years and older · female · healthy volunteers too.

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02

Study summary

This study is being done to evaluate the safety and feasibility of using flat polypropylene Restorelle® mesh, an ultra-lightweight mesh, for transvaginal use in surgically correcting certain specific cases of pelvic organ prolapse, such as recurrent (previous failed native tissue repair), large stage III or IV pelvic organ prolapse, and those with symptomatic uterine prolapse desiring uterine-sparing surgery (called hysteropexy).

Read the detailed description

This study is being done to evaluate the safety and feasibility of using flat polypropylene Restorelle® mesh, an ultra-lightweight mesh, for transvaginal use in surgically correcting certain specific cases of pelvic organ prolapse, such as recurrent (previous failed native tissue repair), large stage III or IV pelvic organ prolapse, and those with symptomatic uterine prolapse desiring uterine-sparing surgery (called hysteropexy).Subjects shall undergo transvaginal mesh surgery per the surgeon's specifications. The surgical procedure may include either a posterior Restorelle or an anterior Restorelle or a combined anterior and posterior Restorelle based upon the findings of the prolapse.

Briefly, a sheet of Restorelle® Flat Mesh-(XL) shall be cut to the dimensions of the former Restorelle® Direct Fix Anterior and Posterior Mesh The posterior Restorelle® procedure involves a posterior vaginal incision with dissection into the pararectal spaces with attachment of the mesh arms to the sacrospinous ligaments bilaterally. A StatTack™ (Medtronic, Dublin, Ireland) device may be used to affix the mesh to the sacrospinous ligament. The apical portions of the mesh will then be attached to the cervix, with at least two, 2-0 Prolene sutures.

The anterior Restorelle® procedure will be performed through an anterior vaginal incision with dissection into the paravaginal spaces with attachment of the arms to the obturator internus or the proximal arms to the sacrospinous ligaments bilaterally. If the patient has occult stress urinary incontinence on preoperative urodynamic testing, a midurethral sling will be placed. Cystourethroscopy will be systematically performed on all subjects undergoing an anterior repair or a sling procedure. A vaginal oval pessary device may be placed at the end of surgery, and this will stay in for the next few weeks as a vaginal support mold while healing occurs. Surgical details such as operative time, estimated blood loss, and complications will be documented accordingly. Adverse events (both immediate and delayed) will be classified according to severity/seriousness using Clavien-Dindo classification for reporting complications. The timing, resolution, and relatedness of these adverse events to the procedure shall be documented as well.

A clinical examination including vaginal wall retraction will be performed along with a POPQ exam and validated questionnaires at 6 months, 12 months, 24 months, and 36 months from the index surgery. Subjects will also complete a PGI-I assessment which asks, "Compared to how you were doing before your recent pelvic floor surgery, would you say that now you are:" with answers being "much better, a little better, about the same, a little worse, or much worse". Subjects will also complete a survey with questions rating satisfaction/regret with making the decision to proceed with treatment. Additionally a pelvic ultrasound to assess the Restorelle mesh will be performed at these visits. Subjects will also be seen at 1 week , 1 month, 3 months, and 18 months after surgery, and an examination and ultrasound will be performed at these visits, but no study questionnaires will be requested. At each follow-up visit, the subject shall be questioned about de novo pelvic pain, dyspareunia, de novo urinary incontinence, recurrent urinary tract infections, repeat operations or treatments, or other adverse events. A vaginal examination shall be completed to determine any mesh exposures with location, mesh erosions, infection, atypical vaginal discharge, tenderness, retraction or shortening of the vaginal walls, vaginal scarring, fistula formation, de novo vaginal bleeding or granulomas, or hematomas. A bladder scan shall assess for voiding function, and a dipstick urinalysis shall be obtained to determine the presence of cystitis. Based upon subjects' symptoms and results on dipstick urinalysis, urine may also be sent for microscopic urinalysis and culture with sensitivities, and antibiotics may be given.

All CRFs will be kept confidential and maintained by the research coordinator in a locked cabinet. The participants will keep the research team aware of any changes in medical history, and if any adverse effects are detected. Data collected onto a Microsoft Excel spreadsheet. Patient reported measures will be collected on paper forms and data entered into the spreadsheet. Analysis will be conducted after the study has been completed.

03

Conditions studied

  • Pelvic Organ Prolapse

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04

Who can participate

Ages eligible
18 Years and older
Sexes eligible
Female
Accepts healthy volunteers
Yes

Go through the criteria one by one — yes, no or not sure — and take the list to your doctor or the study team. Kept in this browser only.

Inclusion criteria

  • Female subjects who have completed childbearing,
  • Subjects have failed conservative management for POP and desire a surgical option using transvaginal mesh, and who have a:

    1. recurrent vaginal prolapse after a prior failed native tissue repair, OR,
    2. ≥ stage II uterine prolapse where a surgeon would typically perform a hysterectomy if native tissue repair were to be performed, OR,
    3. large pelvic organ prolapse (overall stage of prolapse ≥ stage III) where the risk of recurrence is high if native tissue repair is performed
  • Subjects with a uterus desire a uterine-sparing procedure called hysteropexy
  • The subject will provide written acknowledging her desire to participate in the study using transvaginally placed nonabsorbable mesh with the explicit understanding that there are other surgical options available to her, including but not limited to, transabdominal sacrocolpopexy, sacrospinous ligament fixation, and hysterectomy with vaginal wall repair with support.

Exclusion criteria

Exclusion Criteria:

  • Subject is unable or unwilling to comply with the follow-up regimen,
  • Subject cannot complete study questionnaires,
  • Lacks English competency,
  • Declines to participate in the investigation,
  • Active or chronic systemic infection including any gynecologic infection, untreated urinary tract infection (UTI), or tissue necrosis,
  • History of pelvic organ cancer (e.g. uterine, ovarian, bladder, or cervical),
  • Subject has had prior or is currently undergoing radiation, laser therapy, or chemotherapy in the pelvic area,
  • Subject has taken systemic (within the last month), or or immunomodulatory treatment (within the last 3 months),
  • Subject has a systemic connective tissue disease (e.g. scleroderma, systemic lupus erythematosus (SLE), Marfan syndrome, Ehlers Danlos, collagenosis, polymyositis or polymyalgia rheumatica),
  • Chronic systemic pain that includes the pelvic area or chronic focal pain that involves the pelvis,
  • Known neurologic or medical condition affecting bladder function (e.g. multiple sclerosis, spinal cord injury, or stroke with residual neurologic deficit),
  • Subject is seeking obliterative vaginal surgery as treatment for pelvic organ prolapse (colpocleisis),
  • Subject is unable to put her legs up in the dorsal lithotomy position due to hip arthritis,
  • Subject is currently participating in or plans to participate in another device or drug study during this study,
  • Known sensitivity to polypropylene,
  • Previous prolapse repair with mesh in the target compartment(s)
Terms in these criteria, in plain language(3)

Underlined terms in the criteria open these too. Explained by clinicaltrials.gg, not part of the registry record. The study team decides who can take part.

Informed consent

Before you join, the study team explains what taking part involves — its purpose, what happens, the risks and possible benefits — and answers your questions, so you can decide freely. Consent is usually recorded on a form (the informed consent form, ICF) signed by you or, where the law allows, by someone legally authorised to decide for you.

You can keep asking questions during the study, you are told of new information that matters, and you can choose to leave at any time.

Corticosteroids (steroids)

Anti-inflammatory medicines such as prednisone, prednisolone and dexamethasone — not the anabolic steroids used for muscle.

Studies differ in what they allow: check which steroid medicines, routes (tablets, injections, creams, inhalers, eye drops) and doses this study accepts.

Immunosuppression

A weakened immune system. It can come from an illness, such as HIV or some blood cancers, or from medicines that turn the immune system down, for example after an organ transplant or for an autoimmune disease; steroids at higher doses count.

Read whether the line is about a condition or about medicines, and which medicines and doses it means.

05

Study design

Phase
Phase 1 / Phase 2
Primary purpose
Device feasibility
Allocation
Not applicable
Intervention model
Single group
Masking
None (open label)
Enrollment
30 participants (actual)

Study arms

  • Other
    Treatment with Restorelle Flat Mesh

    Subjects shall undergo transvaginal mesh surgery per the surgeon's specifications. Briefly, a sheet of Restorelle® Flat Mesh-(XL) shall be cut to the dimensions of the former Restorelle® Direct Fix Anterior and Posterior Mesh

    Device: Restorelle® Flat Mesh

Interventions

  • DeviceRestorelle® Flat Mesh

    Pelvic organ prolapse repair using Restorelle® Flat Mesh

06

What researchers measure

Primary outcomes

  1. Primary Safety outcome

    To determine the proportion of subjects with mesh exposures

    Time frame: 12 -36 months post operative

  2. Primary efficacy outcome

    To determine the proportion of subjects with surgical success

    Time frame: up to 36 months post operative

Secondary outcomes

  1. Adverse events

    to determine any intraoperative and postoperative adverse events

    Time frame: intraoperative to 36 months

07

Study locations

1 site
  • Michigan Women's Institution of Health PC.
    Dearborn, Michigan 48124, United States
08

Timeline

Tracking since Sep 25, 2026
ElapsedEstimatedEstimated, not yet reached

Started Sep 2021 (actual). Primary completion is estimated for Dec 2025, 51 months after the start.

How these figures are worked out, and which studies are left out of them.

Registered
Aug 5, 2021
First posted
Jan 25, 2024
StartActual
Sep 1, 2021
Primary completionEst.
Dec 1, 2025
CompletionEst.
Jan 1, 2026
Last update
Jan 25, 2024
What these dates mean
Start.
When the first participant enrolled; while estimated, when the study expects to open to recruitment.
Primary completion.
When the last participant was examined or treated to collect data for the study's main question, its primary outcome. A study that stopped early gives the date its data collection stopped.
Completion.
When the last participant's last visit took place, for every outcome, secondary ones and side effects included: the end of the study. Often later than primary completion, sometimes the same day.
Actual and Est.
Actual means the registry says the date has happened. Est. (estimated) is a date the sponsor plans or expects. It can still move, and the sponsor is expected to change it to actual once it has passed.
No changes since tracking began. The registry record was last updated on Jan 25, 2024, before this site started recording changes on Sep 25, 2026. Its history is on ClinicalTrials.gov ↗
09

Registry details

Key details

Study ID
NCT06225375
Lead sponsor
Michigan Institution of Women's Health PC
Responsible party
Salil Khandwala (Medical Director, Michigan Institution of Women's Health PC) — Principal investigator
First posted
Jan 25, 2024
Start date
Sep 1, 2021
Primary completion
Dec 1, 2025 (estimated)
Completion
Jan 1, 2026 (estimated)
Last update
Jan 25, 2024

Study contacts

Salil Khandwala, MD
principal investigator · Michigan Women's Institution of health PC.

Oversight

Data monitoring committee
No
FDA-regulated drug
No
FDA-regulated device
Yes
View the source record on ClinicalTrials.gov ↗

Not currently enrolling

This study is active, not recruiting, as verified in Jan 2024. You cannot join it, but the record below documents what was studied.

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