| 摘要 |
<p>PURPOSE:To enable the implementing of treatment of a complete denture for high aged persons or the like on a treating chair by a dentist under minimization of his hand motions without requiring right and left rotations of the body of a high aged person. CONSTITUTION:A cart type working table 5 is arranged on the opposite side of a spittoon 2 of a tooth treating chair 1. The table is provided with various hand piece holders 58 which are equipped with a vacuum pump with a vacuum hose having a suction port for scattering dental cutting and grinding powders at the tip thereof and a hand piece for dental working.</p> |
