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The Efficacy of Oropharyngeal Myofunctional Exercise as an Adjunct to Titratable Mandibular Advancement Device in Treating Obstructive Sleep Apnea Patients

The Efficacy of Oropharyngeal Myofunctional Exercise as an Adjunct to Titratable Mandibular Advancement Device in Treating Obstructive Sleep Apnea Patients: A Randomized Controlled Trial

Status
Recruiting
Phases
Early Phase 1
Study type
Interventional
Source
TCTR
Registry ID
TCTR20210510005
Enrollment
30
Registered
2021-05-10
Start date
2021-10-11
Completion date
Unknown
Last updated
2026-08-03

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Obstructive sleep apnea (OSA) in patients whose AHI remains higher than 14 events per sleep hour despite the use of MAD. Obstructive sleep apnea, Oropharyngeal myofunctional therapy , Mandibular advancement device, Home sleep apnea test

Interventions

The researcher will help each subject to set up the SnoreGym mobile application on his or her mobile phone before instructing of how to use it. The daily target will be set at ten minutes per day, con
Experimental Other,Placebo Comparator Other
Oropharyngeal myofunctional exercises,Neck stretch exercises

Sponsors

Chulalongkorn University
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 100 Years

Inclusion criteria

Inclusion criteria: 1.OSA patients diagnosed with laboratory polysomnography to have OSA and have been treating with MAD, 2.Age 18 years old or older, 3.Residual AHI is higher than 14 events per hour

Exclusion criteria

Exclusion criteria: 1.Patients with serious comorbidities such as moderate to severe pulmonary disease, neuromuscular disease, obesity hypoventilation syndrome, congestive heart failure, nocturnal arrythmias, 2.patients with other sleep disorders involved such as central sleep apnea, periodic limb movement disorder, insomnia, parasomnias, circadian rhythm disorders, narcolepsy, REM sleep behavioural disorder, 3.patients with painful TMD signs and symptoms according to DC/TMD, 4.patients on narcotics or muscle relaxants, 5.patients who had undergone oropharyngeal surgery, 6.patients with severe cognitive impairment

Design outcomes

Primary

MeasureTime frame
Respiratory event index Before the intervention starts and at 2 months after end of the intervention Home sleep test

Secondary

MeasureTime frame
Daytime sleepiness Before the intervention starts and at 2 months after end of the intervention Epworth Sleepiness Scale questionnaire,Oxygen saturation index Before the intervention starts and at 2 months after end of the intervention Home sleep test,Oxygen nadir Before the intervention starts and at 2 months after end of the intervention Home sleep test,Oxygen saturation Before the intervention starts and at 2 months after end of the intervention Home sleep test,Lip and tongue strength and endurance Before the intervention starts and at 2 months after end of the intervention Iowa Oral Performance Instrument

Countries

Thailand

Contacts

Public ContactPhenbunya Siripajana

Chulalongkorn university

6270014632@gmail.com022188553

Outcome results

None listed

Source: TCTR (via WHO ICTRP) · Data processed: Aug 9, 2026