| 摘要 |
<p>The invention is concerned with a structurally simplified dental service apparatus generally usable for collective dental examination and practical exercises in dental hygienist training schools. The apparatus is easily transportable in disassembled form and assembled on the scene of a dental examination. It may be employed as advantageous in dental clinics. It comprises an examination bed having an upper surface providing a substantially horizontal flat area, a headrest detachably mounted to an edge of said bed, an overhanging support member means for detachably mounting said overhanging support member to an edge of said examination bed such that an overhanging portion thereof extends above said headrest, a light projector support means fitted on said overhanging portion of said support member, and means for supporting a dental tray.</p> |
