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RecruitingNCT05978414TMJ and PelvisUpdated Sep 24, 2026

Functional Links Between the Temporomandibular Joint and the Pelvis in Gynecology

An interventional study of Visceral therapy and Placebo in Prolapse; Female and Endometriosis-related Pain, sponsored by Poznan University of Physical Education. Recruiting at 1 site in Poland. Open to female participants aged 18 Years to 60 Years. Per ClinicalTrials.gov, last updated 2026-09-24.

Sponsored by Poznan University of Physical Education · Not applicable, Interventional, and Treatment

From the registry’s dates

  • Started Nov 2023; still recruiting 2 years 11 months later.
Phase
Not applicable
Study type
Interventional
Enrollment
200
Allocation
Randomized
Ages
18 Years to 60 Years
Sex
Female
01

Study summary

1 Recruitment. 2. Collection of written consents for the study. 3. Random assignment to groups with and without intervention. 4. Completion of questionnaires by study participants, postural pattern assessment, temporomandibular joint assessment, and platform assessment.

5. Performance of visceral therapy in the group with intervention, in the group without intervention placebo. Duration 5 weeks, treatment 1x per week at the same time of day and given day e.g. Mondays only.

6. Reassessment as in step 4. 7. Data collection, statistical analyses. 8. Interpretation of results for female participants. 9. Preparation of results for scientific publications.

Read the detailed description

Methods

After taking a detailed history, patients will be asked to:

  1. Completing: the SF-36 quality of life assessment questionnaire and Female Sexual Function Index assessment, and marking on a numerical scale their pain sensations for the temporomandibular joint and for the pelvis, World Health Organization Quality of Life BREF (WHOQOL-BREF).

    The SF-36 questionnaire, FSFI scale, World Health Organization Quality of Life BREF (WHOQOL-BREF) and numerical scale (assessing pain sensations for the temporomandibular joint and pelvic joint), will also be subjected to completion/checking after the completion of manual visceral treatments in groups with physiotherapy intervention for both conditions.

  2. Type of postural pattern according to Hall-Wernham-Littlejohn: type I - normal, type II - anterior pelvic tilt, type III - posterior pelvic tilt.

3 Pelvic type assessment: normal, high, low; pelvic type will be assessed in each patient and in groups with physiotherapeutic intervention for both conditions before and after manual visceral treatments.

4. Assessment of mobility in the temporomandibular joints in the sagittal plane CromWell digital caliper, and diagnosis using standardized protocols.

5. Postural assessment on the Posturomed Technomex platform and Podoscope Sensor Medica.

6. 6.Manual visceral treatments The treatments will be performed after the patient is qualified by the obstetrician-gynecologist specialist.

7. After performing techniques and placebo in both groups, filling out questionnaires again, measuring on the platform, pattern posture..

8. Statistical analysis: upon completion of the study, the collected quantitative and qualitative data will be subjected to statistical analysis. The choice of statistical tools will depend on the obtained probability distribution.

02

Conditions studied

  • Prolapse; Female
  • Endometriosis-related Pain

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Keywords

  • quaity of life
  • women
  • prolapse; female
  • endometriosis-related pain
  • visceral therapy
  • temporomandibular joint
03

In context

Prolapse

93 studies on the registry are indexed under Prolapse; 9 are open to participants now.

This study's planned enrollment of 200 is above the median of 70 across 65 interventional studies indexed under Prolapse.

Browse Prolapse studies →

Lead sponsor

Poznan University of Physical Education is the lead sponsor of 90 studies on the registry; 27 are open to participants now.

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

04

Who can participate

Ages eligible
18 Years to 60 Years
Sexes eligible
Female
Accepts healthy volunteers
No

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

  1. Written consent to participate in the study.
  2. Female patients after surgical treatment with prolapse of reproductive organs and diagnosed endometriosis.

Exclusion criteria

Exclusion Criteria:

  1. No written consent to participate in the study.
  2. Cancer.
  3. Injury to the temporomandibular joint and pelvis.
  4. Fibromyalgia.
  5. Rheumatic diseases.
  6. At each stage of the experiment if the patient decides that she does not want to participate she is excluded.
05

Study design

Phase
Not applicable
Primary purpose
Treatment
Allocation
Randomized
Intervention model
Parallel assignment
Masking
Triple (Participant, Investigator, Outcomes assessor)
Enrollment
200 participants (estimated)

Study arms

  • Experimental
    2 subgroups with wisceral therapy

    A group of women with endometriosis and reproductive organ prolapse will be randomly assigned to the intervention will have visceral therapy performed, and the group without the intervention will have a placebo.

    Other: Visceral therapy

  • Placebo comparator
    2 subgroups with placebo (without intervention)

    The group of women with endometriosis and reproduvtive organ prolapse without the intervention will have a placebo only hands held on the pelvis by a physiotherapist.

    Other: Placebo

Interventions

  • OtherVisceral therapy

    Visceral therapy will be performed manually by a physiotherapist, a detailed description of the techniques is above. Therapy will be in 2 subgroups with prolapse of the usual genitals and endometriosis.

  • OtherPlacebo

    Placebo will be in 2 subgroups that will not have visceral therapy. The placebo will consist of the physiotherapist holding hands on the patient's pelvis.

06

What researchers measure

Primary outcomes

  1. NRS

    Each patient will mark on the NRS scale the sensation of pain before the tests. Scale of 1-10, the higher the value the greater the pain experience.

    Time frame: Time point one: before starting visceral therapy and placebo, 1 st week

  2. platforms

    Each patient will have a postural stability assessment prior to testing.No platform manufacturer provides standards. The platform is equipped with sensors - it collects the force of the feet and gives how the center of gravity is located, that is, the front-back, side-to-side tilts are given.

    Time frame: Time point one: before starting visceral therapy and placebo,1 st week

  3. postural pattern by Halla-Wernhama-Littlejohna

    Before the test, each patient will have a postural pattern assessment. Evaluating the pattern of type 1 anterior tilt of the body, type 2 normal, type 3 posterior tilt.

    Time frame: Time point one: before starting visceral therapy and placeb1 st weeko,

  4. pelvic type assessment

    Before the test, each patient will have a pelvic type assessment. High-assimilated type: hip plates above the L5 segment: overloaded type: hip plates below the L4 segment; normal type: hip plates at the level of the L4-L5 segment.

    Time frame: Time point one: before starting visceral therapy and placebo,1 st week

  5. CromWell (measurement of oral dilation)

    Before the test, each patient will have their mouth opening measured with an electronic caliper.There are no standards given, it is a measurement of the dilation of the mouth.

    Time frame: Time point one: before starting visceral therapy and placebo,1 st week

  6. standarised questonarie by Kulesa-Morawiecka et al.

    Each patient will complete a questionnaire on the evaluation of the temporomandibular joint. Scale of 0-10 points, 0 - means no strength of head and neck muscles, 10 - means strong tension of head and neck muscles.

    Time frame: Time point one: before starting visceral therapy and placebo,1 st week

  7. According to the Polish version of the questionnaire, the highest point value, i.e. 171, indicates the lowest rank in the quality of life assessment, while the lowest point value indicates the highest level of quality of life.

    Each patient will complete a questionnaire on the evaluation of quality of life.Assessment: physical functioning, limitations due to physical health, pain perception, general sense of health, vitality, social functioning, emotional functioning and mental health.

    Time frame: Time point one: before starting visceral therapy and placebo,1 st week

  8. Female Sexual Function Index. Score: a value of 26 points or less indicates the presence of significantly clinical sexual dysfunction.

    Each patient will complete a questionnaire.

    Time frame: Time point one: before starting visceral therapy and placebo,1 st week

  9. visceral techniques and placebo

    The intervention group will have visceral therapy performed. The group without intervention will only have their hands held on the pelvis.

    Time frame: 1 st week, 2nd week, 3rd week,4th week, 5 week

  10. Masseter Muscles Tension

    The device was developed by the authors (PAT 2568 W.132167; patent W.132167). Its construction consists of two parallel beams between which strain gauges are placed to record their deformation under applied compressive force. The signal from the strain gauges was transmitted to a force meter, which displayed the result in mass units (kilograms). The recorded result was entered into an Excel spreadsheet. Measurements were performed under both eyes-open and eyes-closed conditions. Each measurement lasted 30 seconds. A 5-minute rest interval was applied between the eyes-open and eyes-closed measurements

    Time frame: 2023-2025

Secondary outcomes

  1. NRS

    After 5 weeks, each patient will mark on the pain sensation scale. Scale of 1-10, the higher the value the greater the pain experience.

    Time frame: Time point two: after visceral therapy and placebo, 5th week

  2. platforms

    After 5 weeks, each patient will have a postural stability assessment. No platform manufacturer provides standards. The platform is equipped with sensors - it collects the force of the feet and gives how the center of gravity is located, that is, the front-back, side-to-side tilts are given.

    Time frame: Time point two: after visceral therapy and placebo, 5th week

  3. postural pattern by Halla-Wernhama-Littlejohna

    After 5 weeks, each patient will have a posture pattern assessment. Evaluating the pattern of type 1 anterior tilt of the body, type 2 normal, type 3 posterior tilt.

    Time frame: Time point two: after visceral therapy and placebo, 5th week

  4. pelvic type assessment

    After 5 weeks, each patient will have a pelvic type assessment.High-assimilated type: hip plates above the L5 segment: overloaded type: hip plates below the L4 segment; normal type: hip plates at the level of the L4-L5 segment.

    Time frame: Time point two: after visceral therapy and placebo,5 th week

  5. CromWell (measurement of oral dilation)

    After 5 weeks, each patient will have an evaluation of oral dilation with an electronic caliper.There are no standards given, it is a measurement of the dilation of the mouth.

    Time frame: Time point two: after visceral therapy and placebo, 5th week

  6. standarised questonarie by Kulesa-Morawiecka et al.

    After 5 weeks, each patient will complete a temporomandibular joint evaluation questionnaire.Scale of 0-10 points, 0 - means no strength of head and neck muscles, 10 - means strong tension of head and neck muscles.

    Time frame: Time point two: after visceral therapy and placebo, 5th week

  7. According to the Polish version of the questionnaire, the highest point value, i.e. 171, indicates the lowest rank in the quality of life assessment, while the lowest point value indicates the highest level of quality of life.

    After 5 weeks, each patient will complete a quality of life questionnaire. Assessment: physical functioning, limitations due to physical health, pain perception, general sense of health, vitality, social functioning, emotional functioning and mental health.

    Time frame: Time point two: after visceral therapy and placebo, 5th week

  8. Female Sexual Function Index. Score: a value of 26 points or less indicates the presence of significantly clinical sexual dysfunction.

    After 5 weeks, each patient will complete a sexual satisfaction questionnaire

    Time frame: Time point two: after visceral therapy and placebo, 5th week

  9. World Health Organization Quality of Life BREF (WHOQOL-BREF)

    After 5 weeks, each patient will complete a sexual satisfaction questionnaire

    Time frame: Time point two: after visceral therapy and placebo, 5th week

07

Study locations

1 of 1 sites recruiting
08

Timeline

Tracking since Sep 25, 2026
ElapsedEstimatedEstimated, not yet reachedSimilar studies: half by the dot; the band is the middle halfHalf of similar studies reached it by the dot; the band is the middle half, from a quarter to three quarters

Started Nov 2023 (actual). Primary completion is estimated for Sep 2026, 34 months after the start.

Of 35 non-industry interventional studies with no phase under Prolapse, half reached primary completion within 37 months of starting (the median), counting those still running; a quarter within 21 and three quarters within 66. This study's planned 34 months is close to that.

Counting every sponsor, half of 37 studies reached it within 36 months; a quarter within 17 and three quarters within 59.

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

Registered
Jun 28, 2023
First posted
Aug 7, 2023
StartActual
Nov 14, 2023
Primary completionEst.
Sep 30, 2026
CompletionEst.
Sep 30, 2026
Last update
Sep 24, 2026
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 Sep 24, 2026, before this site started recording changes on Sep 25, 2026. Its history is on ClinicalTrials.gov ↗
09

Registry details

Key details

Study ID
NCT05978414
Lead sponsor
Poznan University of Physical Education
Collaborators
University of Life Science in Poznan
Responsible party
Małgorzata Wójcik (PhD PT, principal investigator, research manager, Poznan University of Physical Education) — Principal investigator
First posted
Aug 7, 2023
Start date
Nov 14, 2023
Primary completion
Sep 30, 2026 (estimated)
Completion
Sep 30, 2026 (estimated)
Last update
Sep 24, 2026

Study contacts

Małgorzata E Wójcik, Dr
Contact
m.wojcik@awf-gorzow.edu.pl
+4895 727 91 00 ext. 51
Anna M Paczkowska, Dr
Contact
+4861 285 40 31 ext. 12

Oversight

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

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