A New Objective Titration Procedure for the Treatment of Mandibular Advancement Device in OSAHS Patients

NCT ID: NCT06424405

Last Updated: 2024-05-22

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

RECRUITING

Clinical Phase

NA

Total Enrollment

60 participants

Study Classification

INTERVENTIONAL

Study Start Date

2024-04-25

Study Completion Date

2025-03-31

Brief Summary

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The aim of this clinical trial is to apply a new objective titration procedure in obstructive sleep apnea hypopnea syndrome (OSAHS) patients treated with mandibular advancement device (MAD), and to compare this new objective titration procedure with the subjective titration procedure which is commonly used in clinical practice. The remotely intelligent sleep monitoring system (RISMS) will be used in the new objective titration procedure. The main questions it aims to answer are:

1. The efficacy of MAD therapy after each titration procedure.
2. The titration time efficiency and the improvement of subjective symptoms after each titration procedure.

Detailed Description

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In this study, patients diagnosed with OSAHS and referred for MAD treatment will be recruited. The amount of mandibular protrusion seems to be a key factor in the treatment of MAD. Patients will experience either of the two titration procedures to obtain the optimal mandibular protrusion. One procedure is a new objective titration procedure which will use the RISMS for the treatment of MAD, which will help the clinician instruct the titration according the objective therapeutic indicator. The other procedure is the subjective titration procedure which is commonly used in clinical practice. Finally, the researchers will compare the efficacy of the MAD therapy, the titration time efficiency and the improvement of subjective symptoms between the two titration procedures.

Conditions

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Obstructive Sleep Apnea Hypopnea Syndrome (OSAHS)

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

TREATMENT

Blinding Strategy

DOUBLE

Participants Outcome Assessors

Study Groups

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objective titration procedure

Objective titration procedure will be based on the objective diagnosis and treatment indicator AHI(Apnea-hypopnea index)which will be provided by RISMS (Remotely intelligent sleep monitoring system). SC-500TM is a comfortable contactless under-mattress sleep monitor, as a main component of the RISMS will be given to patients to collect the sleep data every night at home setting. The sleep report will be generated automatically every day providing the value of AHI and uploaded to the clinicians in real-time. The clinicians will contact the patients by phone every 3-7 days and instruct them remotely to adjust the MAD to increase the mandibular advancement by 0.25-1mm each time, according to AHI together with the self-reported evolution of symptoms. The patients will adapt this new mandibular advancement for 3-7 days and the clinicians will contact them again for further adjustment until a significant improvement of AHI and resolution of symptoms occurs.

Group Type EXPERIMENTAL

titration procedure for MAD treatment

Intervention Type PROCEDURE

The OSAHS patients referred for MAD treatment will experience either the objective titration procedure or the subjective titration procedure.

subjective titration procedure

The subjective titration procedure in this study will be based on self-reported evolution of symptoms and physical limits of the OSAHS patients. Patients will be recalled to the hospital every 1-2 weeks and will be asked about the subjective changes such as snoring, daytime sleepiness,ache of tooth, temporomandibular pain and so on. Then, the clinicians will adjust the MAD to increase degree of mandibular advancement by 0.5-1mm each time. The patients will adapt this new mandibular advancement for 1-2 weeks and have to come back to hospital for further adjustment until an improvement or a resolution of symptoms occurs, or until the patients could not tolerate any further advancement.

Group Type ACTIVE_COMPARATOR

titration procedure for MAD treatment

Intervention Type PROCEDURE

The OSAHS patients referred for MAD treatment will experience either the objective titration procedure or the subjective titration procedure.

Interventions

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titration procedure for MAD treatment

The OSAHS patients referred for MAD treatment will experience either the objective titration procedure or the subjective titration procedure.

Intervention Type PROCEDURE

Eligibility Criteria

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Inclusion Criteria

* OSAHS patients with AHI≥15
* 18≤age≤70 years;
* Subject is capable of giving informed consent
* refusal of or noncompliance with CPAP (continuous positive airway pressure) or unwilling to undergo upper airway surgery
* Normal clinical, periodontal and temporomandibular joint examination

Exclusion Criteria

* Active periodontal problems including tooth mobility
* active temporomandibular joint dysfunction
* Edentulous patients or Insufficient teeth to support MAD
* patients with severe unstable systemic diseases or suffering from psychiatric disorders
* Enlarged palatine tonsils (Friedman grade IV tonsils)
Minimum Eligible Age

18 Years

Maximum Eligible Age

70 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Beijing Jishuitan Hospital

OTHER

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Principal Investigators

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Si S Chen, doctor

Role: STUDY_CHAIR

Beijing Jishuitan Hospital

Locations

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Beijing Jishuitan Hospetal

Beijing, Beijing Municipality, China

Site Status RECRUITING

Countries

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China

Central Contacts

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Huijia HJ Lei, doctor

Role: CONTACT

8601058516688 ext. 7066

Yanwei YW Lv, doctor

Role: CONTACT

8658517106

Facility Contacts

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Si S Chen, Doctor

Role: primary

8601058517158

Other Identifiers

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BeijingJH

Identifier Type: -

Identifier Source: org_study_id

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