摘要 |
Abrasive tool for dental uses, adapted to act on the teeth of persons for performing abrasive operations on the same teeth, so as to remove decayed parts etc. . . . therefrom. Tool comprising first fluid/liquid container means ( 7 ) provided with heating means ( 23 ) to keep fluid/liquid at a pre-established temperature; second fluid/liquid container means ( 13 ) communicating with said first container means ( 7 ) through a pump ( 9 ); third container means ( 12, 55 ) of an abrasive solution; and handle means ( 16 ) connected with at least a rod ( 17 ) and shaped for being handled and oriented toward the teeth parts to be treated and communicating with the pump ( 9 ) through a flexible and reinforced pipe ( 18 ). The pump ( 9 ) is operated in such a way to draw fluid/liquid from said first container means ( 7 ) and to convey it into said second container means ( 13 ) with such a high pressure that to convey the relative abrasive solution contained into said third container means ( 12, 55 ) through said handle means ( 16 ) and said rod ( 17 ), by directing it at a very high speed in the form of a jet of fluid/liquid and abrasive solution against the teeth parts to be treated, with subsequent final suction of fluid/liquid and said abrasive solution from the patient's mouth.
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