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CompletedNCT02246387MAP-POPUpdated Nov 2, 2023

Follow-up Study After Manchester Operation for Pelvic Organ Prolapse

An observational study in Pelvic Organ Prolapse, sponsored by Oslo University Hospital. Completed at 1 site in Norway. Open to female participants aged 18 Years and older. Per ClinicalTrials.gov, last updated 2023-11-02.

Sponsored by Oslo University Hospital · Observational

Study type
Observational
Model
Cohort
Time perspective
Prospective
Enrollment
209
Ages
18 Years and older
Sex
Female
01

Study summary

Native tissue repair for pelvic organ prolapse (POP) is the predominant surgical technique in the investigators department and the Manchester operation the preferred procedure. The investigators long-term reoperation rates for pevic organ prolapse are very low, as documented in the investigators previous long-term follow-up study (Oversand et al, International Urogynecology Journal 2013), however the data were retrospective and patients with avulsions of the levator ani muscle were not identified. The investigators hypothesize that correct fixation and elevation of the vaginal apex, as part of a three-compartment repair procedure, is essential in the POP surgical repair, also when treating women with levator ani avulsions.

The purpose of this study is to:

  • prospectively evaluate if cardinal/sacrouterine ligament plication (as part of the 3-compartment Manchester procedure) gives an adequate elevation and fixation of the vaginal apex.
  • assess changes in subjective symptoms between the preoperative evaluation and the 1 and 5-year postoperative evaluations.
  • evaluate whether the patients identified with levator avulsions in the investigators population have an increased risk of failure (objectively and subjectively).
Read the detailed description

Many studies have shown high recurrence rates after POP surgical repair using native tissue techniques, and this led to the introduction of synthetic meshes in vaginal repair in the early 2000s. However the use of mesh has recently been put under scrutiny due to a high risk of complications, such as mesh exposure. The gran majority of the investigators patients are operated with native tissue repairs, about 60% of them by a Manchester procedure, where ligament plication is an essential part of the procedure. The investigators previous study documented high patient satisfaction and low risk of recurrence, but the data available were mainly collected retrospectively and no data were available on possible levator avulsions. Lateral defects caused by avulsions of the levator ani muscle represent a special sub-group amongst patients with POP, and are shown in several studies to have higher recurrence rates. There is no consensus on how to best repair a lateral defect in a POP, but since the prevalence of levator avulsions in patients with POP is shown to be high, the investigators find it credible that the Manchester Operation can give good results .

The main justification for this study is that the investigators already have identified a surgical technique that has documented excellent results, but studies with more detailed data quality are needed in order to better evaluate the procedure's advantages and potential disadvantages. As the use of mesh in vaginal surgery has shown unacceptable high risks of new and serious complications, there is an international focus and interest in traditional native tissue repairs and how to optimize their performance.

02

Conditions studied

  • Pelvic Organ Prolapse

Keywords

  • Pelvic Organ Prolapse
  • Gynecologic Surgery Procedures
  • Treatment Outcome
03

In context

Prolapse

676 studies on the registry are indexed under Prolapse; 79 are open to participants now.

This study's enrollment of 209 is above the median of 126 across 222 observational studies indexed under Prolapse.

Browse Prolapse studies →

Lead sponsor

Oslo University Hospital is the lead sponsor of 810 studies on the registry; 148 are open to participants now.

Counted across the registry records on this site, refreshed daily.

04

Who can participate

Ages eligible
18 Years and older
Sexes eligible
Female
Accepts healthy volunteers
No
Sampling method
Non-probability sample

Study population

Women referred to out outpatient clinic for surgery for pelvic organ prolapse.

Inclusion criteria

  • Women aged ≥ 18 years, understanding and reading Scandinavian or English language and being able to sign an informed consent. Non- Scandinavian speakers can be enrolled in the study as long as they understand and can communicate in English or Norwegian.
  • Subjective distress from pelvic organ prolapse
  • Cystocele Stage I - III with descent of the cervix Stage I-III, with or without a defect of the posterior wall (rectocele, enterocele, hypotrophic perineum).

Exclusion criteria

Exclusion Criteria:

  • Previous total hysterectomy (including removal of the cervix and the cardinal ligaments) or previous subtotal hysterectomy (removal of copus uteri).
  • Previous surgery for POP
  • Patients with a true Uterine prolapse with a descent of the corpus uteri stage II-III and not just an elongated cervix, as this group may benefit from other procedures than a Manchester operation (vaginal hysterectomy and sacrospinous fixation)
  • Unable to understand patient information (in Norwegian or English) and sign an informed consent.
  • Patients in whom a colpocleisis (closing of the vagina) is deemed the better surgical treatment, such as in elderly women not sexually active and not interested in future vaginal intercourse.
05

Study design

Observational model
Cohort
Time perspective
Prospective
Enrollment
209 participants (actual)
Patient registry
No

Groups and cohorts

  • Manchester Operation

    Manchester Operation: Native tissue repair

    Procedure: Manchester Operation

Interventions

  • ProcedureManchester Operation

    A 3- compartment native tissue repair procedure for Pelvic Organ Prolapse.

06

What researchers measure

Primary outcomes

  1. Percentage with POP-Q point C equal to or less than -5 at the 1 and 5 year postoperative control compared to preoperative findings for the whole population vs subgroup with levator avulsions.

    Time frame: Up to 7 years

  2. Changes in point C and D at the 1 and 5 year postoperative control compared to preoperative findings for the whole population vs subgroup with levator avulsions.

    Time frame: Up to 7 years

Secondary outcomes

  1. Subjective satisfaction at the 1 and 5 year postoperative control (whole population vs subgroup with levator avulsions).

    Time frame: Up to 7 years

  2. Changes in dyspareunia between the preoperative evaluation and at the 1 and 5 year postoperative control (whole population vs subgroup with levator avulsions).

    Time frame: Up to 7 years

  3. De novo urinary incontinence at the 1 and 5 year postoperative control (whole population vs subgroup with levator avulsions).

    Time frame: Up to 7 years

07

Study locations

1 site
  • Gynekologisk avdeling, Oslo Universitetssykehus Ullevål
    Oslo, 0424, Norway
08

Updates

Tracking since Sep 25, 2026
No changes since tracking began. The registry record was last updated on Nov 2, 2023, before this site started recording changes on Sep 25, 2026. Its history is on ClinicalTrials.gov ↗
09

Registry details

Key details

Study ID
NCT02246387
Lead sponsor
Oslo University Hospital
Responsible party
Sissel Oversand (MD, Oslo University Hospital) — Principal investigator
First posted
Sep 22, 2014
Start date
Oct 2014
Primary completion
Jan 2018
Completion
Jan 2023
Last update
Nov 2, 2023

Study contacts

Sissel H Oversand, MD
principal investigator · Oslo University Hospital
Anne C Staff, PhD
study chair · Oslo University Hospital; University of Oslo
Rune Svenningsen, PhD
study director · Oslo University Hospital; University of Oslo

Oversight

Data monitoring committee
No
View the source record on ClinicalTrials.gov ↗

Not currently enrolling

This study is completed, as verified in Oct 2023. You cannot join it, but the record below documents what was studied.

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