The Effect of the SBS Decompression Technique on Gastrointestinal Symptoms During the Menstrual Cycle

NCT ID: NCT05922189

Last Updated: 2024-04-02

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

NOT_YET_RECRUITING

Clinical Phase

NA

Total Enrollment

60 participants

Study Classification

INTERVENTIONAL

Study Start Date

2024-09-01

Study Completion Date

2024-12-31

Brief Summary

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Determining the effects of a single application of the sphenobasilar synchondrosis (SBS) decompression technique, on gastrointestinal symptoms during the menstrual cycle is an area that lacks of evidence and proper studies. Therefore the investigators consider this an interesting topic to study.

Detailed Description

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The menstrual cycle is determined by cyclic changes in hormones levels, whose secretion is regulated by the feedback system of the hypothalamic-pituitary-gonadal axis and lasts approximately 28 days. These hormones have direct effects on organs as well as on the peripheral and central nervous systems (CNS), acting alone or in combination to influence both bowel function and gastrointestinal symptoms.

Premenstrually, uterine prostaglandin production can mediate an inflammatory response characterized by pain, and during menstruation, abnormally high levels of prostaglandins in menstrual fluid can induce abnormal uterine contractions. In the intestine, prostaglandins can cause smooth muscle contractions, as well as reduced absorption and induced secretion of electrolytes in the small intestine, increasing gastrointestinal symptomatology.

A study concluded that sphenobasilar synchondrosis (SBS) dysfunctions may be directly related to changes in the endocrine and hormonal system, due to the location of the pituitary gland (endocrine gland responsible for the release mainly of follicle stimulating hormone (FSH) and lutein hormone (LH)). Thus, there is a relationship between the SBS decompression technique and gastrointestinal symptoms during the menstrual cycle.

However this theme lacks of scientific evidence, therefore the investigators intend to collaborate to increase knowledge in this area, determining the effects of the SBS decompression technique, on gastrointestinal symptoms during the menstrual cycle.

Conditions

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Healthy

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

OTHER

Blinding Strategy

SINGLE

Participants

Study Groups

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SBS Decompression Technique

The technique was preformed until the investigator felt a relaxation of the structures, with a maximum duration of 5 minutes.

Group Type EXPERIMENTAL

SBS Decompression Technique

Intervention Type OTHER

The investigator who applied the technique stood on the right side, laterally to the headboard of the table, with feet flat on the floor, at an appropriate level in relation to the volunteer's headboard, and with a glove on his right hand. Then, he contacted the volunteer's sphenoid wings with his left hand and asked the volunteer to open her mouth, contacting the upper dental arch with the second and third fingers of his right hand. Subsequently, the investigator brought both hands together, followed by an inspiration towards the floor and then a translation towards the ceiling until he felt the structures relax, with a maximum duration of 5 minutes. A second Investigator was sitting on a chair, placed on the opposite side of the head of the table with a stopwatch in his dominant hand, in order to time the application time of each technique.

Placebo Technique

The technique was preformed during 2 minutes.

Group Type PLACEBO_COMPARATOR

Placebo Technique

Intervention Type OTHER

The investigator was standing, on the right side, laterally to the headboard of the table with feet flat on the floor, at an appropriate level in relation to the headboard of the volunteer's and with a glove on his right hand. Then, he contacted the participant's sphenoid wings with his left hand and asked her to open her mouth. With the second and third fingers of the right hand, he made contact with the upper dental arch. These contacts were maintained for 2 minutes, without moving. A second investigator sat on a chair, placed on the opposite side of the table with the stopwatch in his dominant hand, in order to time the application time of each technique.

Interventions

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SBS Decompression Technique

The investigator who applied the technique stood on the right side, laterally to the headboard of the table, with feet flat on the floor, at an appropriate level in relation to the volunteer's headboard, and with a glove on his right hand. Then, he contacted the volunteer's sphenoid wings with his left hand and asked the volunteer to open her mouth, contacting the upper dental arch with the second and third fingers of his right hand. Subsequently, the investigator brought both hands together, followed by an inspiration towards the floor and then a translation towards the ceiling until he felt the structures relax, with a maximum duration of 5 minutes. A second Investigator was sitting on a chair, placed on the opposite side of the head of the table with a stopwatch in his dominant hand, in order to time the application time of each technique.

Intervention Type OTHER

Placebo Technique

The investigator was standing, on the right side, laterally to the headboard of the table with feet flat on the floor, at an appropriate level in relation to the headboard of the volunteer's and with a glove on his right hand. Then, he contacted the participant's sphenoid wings with his left hand and asked her to open her mouth. With the second and third fingers of the right hand, he made contact with the upper dental arch. These contacts were maintained for 2 minutes, without moving. A second investigator sat on a chair, placed on the opposite side of the table with the stopwatch in his dominant hand, in order to time the application time of each technique.

Intervention Type OTHER

Eligibility Criteria

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Inclusion Criteria

* Female;
* Ages between 18 and 25 years old;
* Gastrointestinal symptoms in the week before, during, or after menstrual period;
* Regular menstrual cycle ;
* Taking an oral hormonal pill.

Exclusion Criteria

* People who are undergoing / who have already undergone hormonal therapies;
* Pregnancy;
* Orthodontic braces or dental plate;
* Temporomandibular joint dysfunction or other dysfunction that prevents the opening of the mouth;
* Present or have presented in the last 3 months any of these conditions: high blood pressure, tumors, acute intracranial bleeding/haemorrhage, increased intracranial pressure, acute skull fracture, convulsive states;
* Started/changed/stopped taking a hormonal contraceptive method in the last 3 months;
* BMI greater than 30;
* Students of osteopathy or being subjected to an osteopathic treatment during the study.
Minimum Eligible Age

18 Years

Maximum Eligible Age

25 Years

Eligible Sex

FEMALE

Accepts Healthy Volunteers

Yes

Sponsors

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Escola Superior de Tecnologia da Saúde do Porto

OTHER

Sponsor Role lead

Responsible Party

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Natália Maria Oliveira Campelo

Professor

Responsibility Role PRINCIPAL_INVESTIGATOR

Principal Investigators

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Natália MO Campelo, PhD

Role: PRINCIPAL_INVESTIGATOR

Escola Superior de Saúde do Politécnico do Porto

Locations

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Escola Superior da Saúde do Porto

Porto, , Portugal

Site Status

Countries

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Portugal

Central Contacts

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Natália MO Campelo, PhD

Role: CONTACT

938674365 ext. +351

References

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Bharadwaj S, Kulkarni G, Shen B. Menstrual cycle, sex hormones in female inflammatory bowel disease patients with and without surgery. J Dig Dis. 2015 May;16(5):245-55. doi: 10.1111/1751-2980.12247.

Reference Type BACKGROUND
PMID: 25851437 (View on PubMed)

Chang L, Heitkemper MM. Gender differences in irritable bowel syndrome. Gastroenterology. 2002 Nov;123(5):1686-701. doi: 10.1053/gast.2002.36603.

Reference Type BACKGROUND
PMID: 12404243 (View on PubMed)

Dajani EZ, Shahwan TG, Dajani NE. Prostaglandins and brain-gut axis. J Physiol Pharmacol. 2003 Dec;54 Suppl 4:155-64.

Reference Type BACKGROUND
PMID: 15075457 (View on PubMed)

Lim SM, Nam CM, Kim YN, Lee SA, Kim EH, Hong SP, Kim TI, Kim WH, Cheon JH. The effect of the menstrual cycle on inflammatory bowel disease: a prospective study. Gut Liver. 2013 Jan;7(1):51-7. doi: 10.5009/gnl.2013.7.1.51. Epub 2013 Jan 11.

Reference Type BACKGROUND
PMID: 23423645 (View on PubMed)

Bernstein MT, Graff LA, Targownik LE, Downing K, Shafer LA, Rawsthorne P, Bernstein CN, Avery L. Gastrointestinal symptoms before and during menses in women with IBD. Aliment Pharmacol Ther. 2012 Jul;36(2):135-44. doi: 10.1111/j.1365-2036.2012.05155.x. Epub 2012 May 24.

Reference Type BACKGROUND
PMID: 22621660 (View on PubMed)

Parlak E, Dagli U, Alkim C, Disibeyaz S, Tunc B, Ulker A, Sahin B. Pattern of gastrointestinal and psychosomatic symptoms across the menstrual cycle in women with inflammatory bowel disease. Turk J Gastroenterol. 2003 Dec;14(4):250-6.

Reference Type BACKGROUND
PMID: 15048600 (View on PubMed)

Elhadd TA, Neary R, Abdu TA, Kennedy G, Hill A, McLaren M, Akber M, Belch JJ, Clayton RN. Influence of the hormonal changes during the normal menstrual cycle in healthy young women on soluble adhesion molecules, plasma homocysteine, free radical markers and lipoprotein fractions. Int Angiol. 2003 Sep;22(3):222-8.

Reference Type BACKGROUND
PMID: 14612848 (View on PubMed)

Other Identifiers

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OST1-006

Identifier Type: -

Identifier Source: org_study_id

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