Strategy for Managing Urinary Incontinence With PRP

NCT07832487 — Not applicable, Not yet recruiting, 41 participants, GCS Ramsay Santé pour l'Enseignement et la Recherche

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Study of the Strategy for Managing Urinary Incontinence With PRP

RegistryNCT07832487, acronym PRPIU
StatusNot yet recruiting
PhaseNot applicable
Study typeInterventional; na, single group, masking: none, treatment
Enrollment41 (Estimated)
SponsorGCS Ramsay Santé pour l'Enseignement et la Recherche (Other)
ConditionsUrinary Incontinence, Platelet Rich Plasma
InterventionsPlasma rich platelet injection, Blood test, cytobacteriological examination of urine, Questionnaire and Physical Exam (Biological, other)
Datesstart 2026-10-30 (estimated), primary completion 2029-10-30 (estimated), completion 2029-10-30 (estimated), first posted 2026-09-22, last updated 2026-09-22
Locations1 site in France

Related Papers Related Patents Related Grants Related Experts
All trials for Urinary Incontinence All trials for Platelet Rich Plasma All trials of Plasma rich platelet injection All trials of Blood test

-Summary

Urinary incontinence is a public health issue; in France, approximately 3 million women are affected.

Current treatment options-particularly surgical procedures involving the use of prosthetic materials-are being called into question. In 2019, the use of vaginal prostheses for prolapse was banned. The two sub-urethral sling (SUS) techniques are being challenged at medical conferences and within scientific committees, as they can lead to adverse effects and disastrous complications. Patient advocacy groups are emerging (such as "Balance ta Bandelette"), and media reports are proliferating to pressure authorities to withdraw all prosthetic materials from the market.

PRP (Platelet-Rich Plasma) is a technique widely used in cosmetology and rheumatology that could also be applied to the treatment of urinary incontinence. It is known to stimulate the body's natural repair mechanisms, thereby improving tissue nutrition. It is also believed to exert a mechanical effect similar to that of slings.

Consequently, an injection into the anterior vaginal wall-a relatively painless procedure performed adjacent to the mid-urethra-could initially act as a bulking agent and subsequently promote tissue regeneration, mimicking the effect of a sling in cases of urethral hypermobility, while also strengthening the sphincter in cases of sphincter deficiency.

This study therefore aims to evaluate this treatment approach for patients seeking alternatives to slings.

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+Arms and interventions

ArmTypeInterventionsDescription
Urinary incontinenceExperimentalBiological: Plasma rich platelet injection; Biological: Blood test; Biological: cytobacteriological examination of urine; Other: Questionnaire and Physical Exam
  • Plasma rich platelet injection (Biological): PRP is derived from autologous blood collected in a tube containing an anticoagulant (sodium citrate) and subjected to a centrifugation protocol. Centrifugation separates the collected blood into distinct fractions: Platelet-Poor Plasma (PPP, representing 5% of the blood) at the top; Platelet- and Fibrinogen-Rich Plasma (PRP, representing 40% of the blood) in the middle; and granulocytes and leukocytes (representing 55% of the blood) at the bottom of the tube. Once harvested from the red blood cell supernatant, the platelet concentrate is activated (using thrombin or calcium chloride) to trigger the release of a maximum amount of mediators-known as the secretome-which can contain up to 800 protein constituents. Sub-urethral PRP injection (mid-urethra) is done by the gynecologist three times in a row at one-month intervals.
  • Blood test (Biological): 10 mL of blood is required to subsequently use the REGEN tube.
  • cytobacteriological examination of urine (Biological): Urine culture to be performed before each PRP injection.
  • Questionnaire and Physical Exam (Other): * EVA pain score * 4-question neuropathic pain questionnaire * International Consultation on Incontinence Questionnaire - Urinary Incontinence Short Form * Urinary symptom profile questionnaire * Patient Global Impressions Improvement

+Outcome measures

Primary outcomes

  • Achievement of the Clinically Important Difference (CID) in the ICIQ-UI-SF (International Consultation on Incontinence Questionnaire-Urinary Incontinence Short Form) score [three months]: Achievement of the Clinically Important Difference (CID) in the ICIQ-UI-SF score 12 months after a protocol of three monthly vaginal injections. The questionnaire consists of 4 items : * Frequency or urinary incontinence * Amount of leakage * Overall impact of urinary incontinence * Self-diagnostic item The combined score ranges from 0 to 21, and a higher score means a greater reported symptom burden and a bigger impact on daily life. Score the self-diagnostic item separately, it doesn't get added to the total.

+Eligibility

Sex: Female, ages: 18 Years to 80 Years

Inclusion Criteria:

* Female patient aged 18 to under 80 years,
* Diagnosis of pure or mixed stress urinary incontinence due to urethral hypermobility or sphincter insufficiency,
* ICIQ score greater than or equal to 7,
* USP score > 2 and < 7,
* Failure of pelvic floor rehabilitation and desire for treatment,
* Patient affiliated with or a beneficiary of a social security scheme, in accordance with Article L.1124-1 of the Public Health Code,
* Free, informed, and signed consent.

Exclusion Criteria:

* Patient with no prior pelvic floor rehabilitation,
* Positive urine culture (ECBU) prior to the procedure,
* Dysuria (assessed via the USP questionnaire and uroflowmetry: pre-intervention post-void residual volume measurement),
* Use of anticoagulants within the 7 days preceding the scheduled procedure,
* Patient suffering from cancer or a hematological disorder,
* Adult under guardianship, curatorship, or other legal protection; deprived of liberty by judicial or administrative decision; or hospitalized without consent,
* Pregnant, breastfeeding, or recently delivered woman,
* Patient planning a pregnancy during the study period.

+Locations (1)

FacilityCityCountryStatus
Hôpital privé Dijon BourgogneDijonFrance