A Study of Fractional Carbon Dioxide Laser Treatment for Female Stress Urinary Incontinence

NCT ID: NCT05629481

Last Updated: 2023-03-06

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

UNKNOWN

Clinical Phase

NA

Total Enrollment

120 participants

Study Classification

INTERVENTIONAL

Study Start Date

2022-04-20

Study Completion Date

2023-04-20

Brief Summary

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Urinary incontinence (UI) is a common disease that refers to involuntary loss of urine. The prevalence of female UI varies widely across different studies, mostly ranging from 25-40%. Stress urinary incontinence (SUI) is the most common type of UI. SUI is defined as involuntary loss of urine when abdominal pressure increases suddenly such as coughing or sneezing. SUI affects women's quality of life seriously, causing psychological problems such as anxiety and depression, even socialization difficulties. There are many treatment options for female SUI, including non-surgical and surgical interventions. Clinicians and patients need a highly effective and low-risk therapy urgently, thus energy-based therapies were born on demand. This study aims to demonstrate the efficacy and safety of the fractional CO2 laser in the treatment of female SUI, as well as its impact on women's quality of life.

Detailed Description

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Urinary incontinence (UI) is a common disease that refers to involuntary loss of urine. The prevalence of female UI varies widely across different studies, mostly ranging from 25-40%. Stress urinary incontinence (SUI) is the most common type of UI. SUI is defined as involuntary loss of urine when abdominal pressure increases suddenly such as coughing or sneezing. SUI affects women's quality of life seriously, causing psychological problems such as anxiety and depression, even socialization difficulties.

There are many treatment options for female SUI, including non-surgical and surgical interventions. For example, pelvic floor muscle training (PFMT) is the primary non-surgical treatment method, requiring females to perform Kegel exercises consistently. PMFT has been shown to be effective for female SUI, but the efficacy is dependent on the quality of PMFT. Outpatient PFMT has a higher objective cure rate compared with home PFMT. Surgery is the most effective treatment option, and the most common procedure is the mid-urethral sling (MUS). Nevertheless, surgical risks such as persistent pain after surgery, bleeding, infection, and urinary dysfunction cannot be ignored. Many outpatients are unable to persist in performing high-quality PFMT and do not consent to surgical treatment. Clinicians and patients need a highly effective and low-risk therapy urgently, thus energy-based therapies were born on demand.The result of energy-based therapies including radiofrequency (RF), Erbium: YAG (Er: YAG) laser, and CO2 laser is controversial, which has been reported in several papers. This study aims to demonstrate the efficacy and safety of the fractional CO2 laser in the treatment of female SUI, as well as its impact on women's quality of life.

Conditions

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Stress Urinary Incontinence

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

TREATMENT

Blinding Strategy

SINGLE

Participants

Study Groups

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CO2 laser group

Participants in the CO2 laser group underwent three vaginal fractional CO2 laser (AcuPulse, Lumenis, Yokneam Illit, Israel) treatment sessions with 4-6 weeks intervals.

Group Type EXPERIMENTAL

Fractional carbon dioxide laser treatment

Intervention Type PROCEDURE

Participants underwent three vaginal fractional CO2 laser (AcuPulse, Lumenis, Yokneam Illit, Israel) treatment sessions with 4-6 weeks intervals. The same laser device parameters (10 mJ, 10% density, spot diameter of 12×12 mm2) were used in participants. A special laser probe was inserted into the patient's vagina after cleaning and disinfection. The laser procedure was performed at the 0, 2, 4, 6, 8, and 10 o'clock positions by rotating the laser probe from the proximal vagina to the distal, and additional procedures were performed at the 11 and 1 o'clock positions 5 mm above the introitus vaginae.

Sham group

Participants in the sham group underwent three sham treatment sessions with 4-6 weeks intervals.

Group Type SHAM_COMPARATOR

Fractional carbon dioxide laser sham treatment

Intervention Type PROCEDURE

Participants underwent three vaginal fractional CO2 laser (AcuPulse, Lumenis, Yokneam Illit, Israel) sham treatment sessions with 4-6 weeks intervals. A special laser probe was inserted into the patient's vagina after cleaning and disinfection. The sham procedure was performed at the 0, 2, 4, 6, 8, and 10 o'clock positions by rotating the laser probe from the proximal vagina to the distal, and additional sham procedures were performed at the 11 and 1 o'clock positions 5 mm above the introitus vaginae.

Interventions

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Fractional carbon dioxide laser treatment

Participants underwent three vaginal fractional CO2 laser (AcuPulse, Lumenis, Yokneam Illit, Israel) treatment sessions with 4-6 weeks intervals. The same laser device parameters (10 mJ, 10% density, spot diameter of 12×12 mm2) were used in participants. A special laser probe was inserted into the patient's vagina after cleaning and disinfection. The laser procedure was performed at the 0, 2, 4, 6, 8, and 10 o'clock positions by rotating the laser probe from the proximal vagina to the distal, and additional procedures were performed at the 11 and 1 o'clock positions 5 mm above the introitus vaginae.

Intervention Type PROCEDURE

Fractional carbon dioxide laser sham treatment

Participants underwent three vaginal fractional CO2 laser (AcuPulse, Lumenis, Yokneam Illit, Israel) sham treatment sessions with 4-6 weeks intervals. A special laser probe was inserted into the patient's vagina after cleaning and disinfection. The sham procedure was performed at the 0, 2, 4, 6, 8, and 10 o'clock positions by rotating the laser probe from the proximal vagina to the distal, and additional sham procedures were performed at the 11 and 1 o'clock positions 5 mm above the introitus vaginae.

Intervention Type PROCEDURE

Eligibility Criteria

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Inclusion Criteria

* Women aged 18-70 years
* Clinical diagnosis of stress urinary incontinence (SUI)

Exclusion Criteria

* pregnancy
* pelvic organs prolapse no more than grade II
* gynecologic and urinary tract infections
* previous surgical intervention for stress urinary incontinence (SUI)
* Urgency urinary incontinence (UUI) or Mixed urinary incontinence (MUI)
* serious chronic disease or other reasons that compromised safety and interfered with study compliance
Minimum Eligible Age

18 Years

Maximum Eligible Age

70 Years

Eligible Sex

FEMALE

Accepts Healthy Volunteers

Yes

Sponsors

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Qilu Hospital of Shandong University

OTHER

Sponsor Role lead

Responsible Party

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Yueqing Tang

Principal Investigator

Responsibility Role PRINCIPAL_INVESTIGATOR

Principal Investigators

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Zhonghua Xu, MD

Role: STUDY_CHAIR

Qilu Hospital of Shandong University

Locations

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Qilu Hospital of Shandong University

Jinan, Shandong, China

Site Status RECRUITING

Countries

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China

Central Contacts

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Yueqing Tang, MD

Role: CONTACT

+8618560083899

Zhonghua Xu, MD

Role: CONTACT

+8618560086000

Facility Contacts

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Yueqing Tang

Role: primary

+8618560083899

References

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Palacios S, Ramirez M. Efficacy of the use of fractional CO2RE intima laser treatment in stress and mixed urinary incontinence. Eur J Obstet Gynecol Reprod Biol. 2020 Jan;244:95-100. doi: 10.1016/j.ejogrb.2019.10.048. Epub 2019 Nov 12.

Reference Type BACKGROUND
PMID: 31778906 (View on PubMed)

Alexander JW, Karjalainen P, Ow LL, Kulkarni M, Lee JK, Karjalainen T, Leitch A, Ryan G, Rosamilia A. CO2 surgical laser for treatment of stress urinary incontinence in women: a randomized controlled trial. Am J Obstet Gynecol. 2022 Sep;227(3):473.e1-473.e12. doi: 10.1016/j.ajog.2022.05.054. Epub 2022 May 31.

Reference Type RESULT
PMID: 35662546 (View on PubMed)

Amiragova MG, Arakhangel'skaia MI. [Role of the midbrain reticular formation in hormonal supply to the body in conditions of chronic emotional stress]. Biull Eksp Biol Med. 1983 Aug;96(8):16-21. Russian.

Reference Type RESULT
PMID: 6683978 (View on PubMed)

Franic D, Fistonic I, Franic-Ivanisevic M, Perdija Z, Krizmaric M. Pixel CO2 Laser for the Treatment of Stress Urinary Incontinence: A Prospective Observational Multicenter Study. Lasers Surg Med. 2021 Apr;53(4):514-520. doi: 10.1002/lsm.23319. Epub 2020 Sep 8.

Reference Type RESULT
PMID: 32896930 (View on PubMed)

O'Toole AW, O'Toole R, Webster SW, Lucal B. Nurses' diagnostic work on possible physical child abuse. Public Health Nurs. 1996 Oct;13(5):337-44. doi: 10.1111/j.1525-1446.1996.tb00259.x.

Reference Type RESULT
PMID: 8918174 (View on PubMed)

Other Identifiers

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QL-URO-002

Identifier Type: -

Identifier Source: org_study_id

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