The goal of this clinical trial is to test for the efficacy of the newly invented device #DidgeriTU with non-severe obstructive sleep apnea. The main question it aims to answer is: • Can DidgeriTU reduce apnea events in patients with non-severe obstructive sleep apnea? Researchers will compare DidgeriTU with a sham device to see how the apnea event has changed. Participants will: * Use DidgeriTU or sham device for 3 month * Do an online questionnaire once a month during the study * Home sleep test, lung function test, and tongue strength test at the start and end of the study
Previously, in Switzerland, an aboriginal musical instrument, the Didgeridoo, was taught to patients with OSA. It has been proven to be effective in reducing apnea events. Our newly invented instrument, DidgeriTU, adopts the Didgeridoo principle for expiratory muscle exercise to reduce apnea events.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
DOUBLE
Enrollment
76
the study device that immitate the principle of didgeridoo for expiratory muscle exercise
a device that look alike DidgeriTU but without resistance plate
Thammasat University Hospital
Pathum Thani, Thailand
RECRUITINGChange of apnea event after DidgeriTU usage compared with sham device
Participants with a known history of non-severe obstructive sleep apnea will repeat the home sleep apnea test. The study will include patients with non-severe OSA(Apnea-hypopnea index 5-29/hr) from HSAT. After the usage of DidgeriTU or sham device for 3 months, the participant will repeat HSAT to explore the change of AHI after DidgeriTU use compared with sham device.
Time frame: 3 months
Change of OSA severity after the usage of DidgeriTU comparing with sham device
Participants with a known history of non-severe obstructive sleep apnea will repeat the home sleep apnea test. The study will include patients with non-severe OSA(Apnea-hypopnea index 5-29/hr.) from HSAT and categorize patients with AHI 5-14/hr as mild OSA, AHI 15-29/hr as moderate OSA. After the usage of DidgeriTU or sham device for 3 months, the participant will repeat HSAT to explore the change of OSA severity after DidgeriTU use compared with sham device.
Time frame: 3 months
Change in Epworth sleepiness scale after the usage of DidgeriTU comparing with sham device
The participants' daytime sleepiness will be evaluated at the beginning of the study by the Thai version of the Epworth sleepiness scale then followed up with an online questionnaire every month until the end of the study. The total ESS score ranges from 0 to 24, with higher scores indicating greater daytime sleepiness. The change in ESS in patients using DidgeriTU will be compared with patients using sham devices.
Time frame: 3 months
Change of maximum inspiratory pressure; MIP after DidgeriTU usage comparing with sham device
The participants' maximum inspiratory pressure; MIP will be measured at the beginning and end of the study to compare the effect of DidgeriTU and sham device with inspiratory muscle which will be reported in cmH2O.
Time frame: 3 months
Change of maximum expiratory mouth pressure; MEP after DidgeriTU usage comparing with sham device
The participants' maximum expiratory mouth pressure; MEP will be measured at the beginning and end of the study to compare the effect of DidgeriTU and sham device with expiratory muscle which will be reported in cmH2O.
Time frame: 3 months
change in Pittsburg Sleep Quality Index; PSQI after DidgeriTU usage comparing with sham device
The participants' sleep quality will be evaluated at the beginning of the study by the Thai version of the Pittsburg sleep quality index then followed up with an online questionnaire every month until the end of the study. The global PSQI score ranges from 0 to 21, where lower scores indicate better sleep quality. The change in PSQI in patients using DidgeriTU will be compared with patients using sham devices.
Time frame: 3 months
Change of snoring frequency after DidgeriTU usage compared with a sham device
The snoring index (events/hour) will be recorded from HSAT at the beginning and end of the study. The change of snoring index from patients using DidgeriTU and sham device will be compared.
Time frame: 3 months
change of oxygenation during sleep after DidgeriTU usage comparing with sham device
The average oxygen saturation (%) will be recorded from HSAT at the beginning and end of the study. The change in average oxygen saturation from patients using DidgeriTU and sham device will be compared.
Time frame: 3 months
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