摘要 |
<p>A device (10) for improving the breathing of a user includes an upper arch (12) adapted to receive at least some of the user's upper teeth, a lower arch (14) adapted to receive at least some of the user's lower teeth, and an engager (104) that engages the lower arch (14). An adjustor (100) adjusts the engager (104) forwardly relative to the upper arch (12). A slotted plate (114) couples the adjustor (100) to the upper arch (12) and adjustably positions the lower arch (14) vertically relative to the upper arch (12).</p> |