| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a simple mouth opener by which the portion interposed and bitten between parts of upper and lower teeth or gums hardly moves in an oral cavity and uncomfortable feeling is not given to a care giver to which a mouth opener is mounted even though the simple mouth opener is mounted in the oral cavity of the person needing treatment and moved so as to change the angle of an opening portion in the oral cavity. <P>SOLUTION: The simple mouth opener has a lip supporting portion 3 mounted in the oral cavity, abutting to the lips and supporting the opened lips, a first tongue piece 4 interposed between the upper and lower tooth and securing the opening state of a mouth for cleaning and treating, a second tongue piece 5 disposed in a cheek back portion and pushing and pressing a buccal mucosa while the first tongue piece 4 secures the mouth opening state for cleaning and treating, and gripping portion 7 for holding the lip supporting portion and attaching and detaching to the oral cavity by gripping it by finger tips. <P>COPYRIGHT: (C)2007,JPO&INPIT</p> |
