| 摘要 |
A dental prophylaxis and air appliance for in-home use having a pressurized air source (16), a pneumatic or mechanical switching device (20) to turn on and off the air source, a hand piece (12), and a pressurized reservoir for a mixture of dry or wetted abrasive and non-abrasive components. The compressed air is delivered to the hand piece (12) by a line that meters out and discharges the post-mixed water slurry of abrasive or non-abrasive components. <IMAGE> |
