Patent Document ID: 20110232652
Application ID: 13071354
Patent Flag: 0

Claim One:
1. An oral appliance for treating obstructive sleep apnea of a patient through maintaining a position of the patient's upper jaw relative to a position of the patient's lower jaw, the appliance comprising: an upper tray configured to removably affix to a patient's upper teeth; an upper tongue portion extending outwardly from the upper tray; a lower tray configured to removably affix to the patient's lower teeth; a lower tongue portion extending outwardly from the lower tray, wherein the upper tongue portion and the lower tongue portion slidably engage with each other limiting motion of the upper tray relative to the lower tray to a longer common axis of the upper tongue portion and the lower tongue portion; a plurality of locking holes located on the upper tongue portion and the lower tongue portion; and a locking mechanism having at least one locking post configured to extend through a locking hole on the upper tongue portion and a locking hole on the lower tongue portion when the two holes are aligned and thereby fix a position of the upper tray relative to the lower tray.