An oral appliance for treating apnea comprising an upper dental tray and a lower dental tray. The upper tray includes an anterior buccal fastener on each lateral side, while the lower tray includes both an anterior buccal fastener and a posterior buccal fastener on each lateral side of the appliance. A vertically oriented elastic band is extended between the respective anterior buccal fasteners of the upper tray and the lower tray, while a diagonally oriented elastic band is extended between the anterior buccal fastener of the upper tray and the posterior buccal fastener of the lower tray.
