The additive effect of lip strip to oral appliance therapy for obstructive sleep apnea

Status

Active, not recruiting

Phases

Phase 2

Study type

Interventional

Source

JPRN

Registry ID

JPRN-jRCTs072210046

Enrollment

Registered

2021-07-27

Start date

2021-10-20

Completion date

Unknown

Last updated

2026-06-29

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

Conditions

obstructive sleep apnea obstructive sleep apnea, mouth breathing

Interventions

Use OA plus lip strip for 2(1-3) weeks

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1. OSA patients using OA 2. AHI >=5 and <30

Exclusion criteria

Exclusion criteria: 1. AHI >= 30 2. Nasal obstruction 3. Patients who are allergic to strip 4. In the event that the investigator or research investigator determines that participation in this study is not appropriate

Design outcomes

Primary

Measure	Time frame
apnea and hypopnea index	—

Secondary

Measure	Time frame
3%ODI lowest oxyhemoglobin saturation levels use of OA or OA plus lip strip (continue or discontinue) patient preference (OA or OA plus lip strip)	—

Contacts

Public ContactMitsunobu Ootsuru

Nagasaki University Hospital

ootsuru@nagasaki-u.ac.jp+81-95-819-7698

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026