Characterizing the performance of dental air-turbine ...
2008-1-1 · A cooling system was fitted to one handpiece in commercial production by 1874: 22 water was applied from a rubber bulb though a hose and nozzle, but an integral system soon after was to apply a stream of water onto the cutting instrument. 3 Many patented designs followed, 23–38 some of which allowed compressed air to be applied to the cavity for debris removal. One even heated the air and …
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