Efficacy of the Anteriorly Adjustable Mandibular Advancement Device on the Treatment of Obstructive Sleep Apnea

  • Jang, Hoon-Ho (Department of Oral Medicine, School of Dentistry, Dankook University) ;
  • Kim, Hye-Kyoung (Department of Oral Medicine, Dankook University Dental Hospital) ;
  • Kim, Mee-Eun (Department of Oral Medicine, School of Dentistry, Dankook University) ;
  • Kim, Ki-Suk (Department of Oral Medicine, School of Dentistry, Dankook University)
  • Received : 2016.02.12
  • Accepted : 2016.03.14
  • Published : 2016.03.30


Purpose: Mandibular advancement device (MAD) is widely recognized as an important treatment option for obstructive sleep apnea (OSA) and is readily accepted than any other treatment options owing to its simplicity and ambulatory nature. At this time, there are a multitude of MAD designs and their efficacies may be influenced by adjustment and retention mechanism. The MAD with the anterior connector (anteriorly adjustable mandibular advancement device, AAMAD) was newly developed in the Department of Oral Medicine, Dankook University Dental Hospital (Cheonan, Korea) and was prescribed for the OSA patients including snoring patients. Thus, this study was aimed to objectively investigate the effectiveness of the AAMAD on the OSA patients using the self-applied portable device (ApneaLink), and evaluate the treatment outcomes among patients with various severity of OSA level. Methods: Results of the treatment of fourteen patients (13 male, 1 female) with the AAMAD were retrospectively analyzed. Each patient underwent home sleep test before treatment and were divided into two groups, i.e., those with mild (apnea-hypopnea index [AHI] ${\geq}5$ and <15) to moderate OSA (AHI ${\geq}15$ and <30) and severe OSA (AHI ${\geq}30$). After treatment, home sleep test was conducted again and treatment outcomes were compared between mild to moderate and severe OSA patients. Results: Of all patients, 78.6% showed more than 50% AHI reduction. We found a significant reduction (85.3%) of AHI in the severe OSA patients. Patients with mild to moderate OSA showed the reduced AHI (56.1%). Conclusions: We concluded that AAMAD is an effective oral appliance for the majority of OSA patients.


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