| 摘要 |
PURPOSE: An apparatus for protruding the lower jaw of a user is provided to overcome the inconvenience of a user by allowing the user to vertically horizontally move the mouth when the user wears the apparatus. CONSTITUTION: An apparatus for protruding the lower jaw of a user includes an upper wearing unit(100) and a lower wearing unit(200). The upper wearing unit is engaged with upper teeth(1) on the upper jaw of the user. The lower wearing unit is engaged with lower teeth(2) on the lower jaw of the user. Elastic Strings(30) are connected between the upper wearing unit and the lower wearing unit. The elastic string restricts the returning force of the lower wearing unit to the rear side of oral cavity. |
