| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a dental chair unit in which a tray or small table arranged at the assistant side of the dental chair unit is easily attached/detached, is easily cleaned and sterilized when contaminated, and diagnostic instruments on the tray or small table are easily moved and prevented from being vibrated. SOLUTION: In a dental chair unit provided with chair, bracket table, etc.. an instrument holder 11 arranged at an assistant side, a magnetic body 4 or a non-magnetic tray table 1 detachably arranged next to the instrument holder 11 are provided, and a permanent magnet 4 is planely arranged at the bottom face of the tray table 1. Since the tray table 1 is detachable, it is easily cleaned and sterilized, and since diagnostic instruments are attracted to the tray table with magnetic force, they are easily moved and stable against vibration.</p> |
