Obstructive sleep apnea retainers orthodontic model appliance stands for "elastic mandibular advancement" the EMA is a FDA approved oral device for the treatment of mild to moderate obstructive sleep apnea. The EMA oral appliance increases airway space by advancing the mandible using interchangeable elastic straps. EMA elastic straps come in 9 different lengths and 4 different strengths. The shorter the EMA elastic strap, the farther the mandible is advanced. 36 different straps allow for the most effective repositioning with maximum comfort. Orthodontic retainer model features excellent demonstration and teaching tool for orthodontic dental schools and students who desired to learn, practice orthodontic techniques in dental school, at home, on the go. This techniques a mast foundation of future professional orthodontic practice.
